2022.9
STC51单片机STC12C5A60S2，KEIL C，改了十多年的程序，二千行了。带时钟校正，走时DS1302，温度DS18B20带CRC，湿度HTU31D的I2C带CRC。
走时有程序上校正功能，可用频率计校到1PPM以下，一年都不用调时间。以前都是调振荡电容调到1ppm以下，累。后来发现可以程序中调，方便多了。
这次目的是用红外遥控奥克斯变频空调，顺便把所有程序发布一下吧。
电路图：
//====================================================/
主文件：
//STC12C5A60S2?? FLASH 60K,? SRAM 1280字节=内部RAM低128字节+高128字节＋内部扩展RAM1024字节
//温度和湿度值：均按值的10倍，有符号整数
bit??? bit_T0_interrupt_prohibited=0;???? // 是否禁用T0中断中的耗时代码
#define MACRO_WXL_INTERRUPT_PROHIBITED??? bit_T0_interrupt_prohibited=1;
#define MACRO_WXL_INTERRUPT_ALLOWED?????? bit_T0_interrupt_prohibited=0;
#include <STC\STC12C5A60S2.H>
#include <INTRINS.h>
#include "DELAY_STC12_WXL.H"
//温度? DS18B20
sbit DQ_DS18_OUTDOOR=P3^4;
sbit DQ_DS18_INDOOR=P1^4;
#include "DS18B20_wxl.h"
int data i_DS18_INDOOR=240;????????? //温度值（10倍）??????? 设成24度，以免空调制冷、制热控制失误
int data i_DS18_OUTDOOR=0;
bit bit_DS18_OUTDOOR_exist=0;
bit bit_DS18_INDOOR_exist=0;
unsigned char data? dispbuf_DS18_INDOOR[3]={17,17,17};??? //保存各个显示值??
unsigned char data? dispbuf_DS18_OUTDOOR[3]={17,17,17};
/*
数组保存显示值。 [0]存十位及百位（A，b，C等表示）或负号 （可选带点） 。???? [1]存个位（可选带点）。?? [2]存小数位
第[0]位： 100 显示 A, 110 B, 120 C ,130 D ,140 E, 150 F，然后就没有了，所以最高是159.9
第[0]位： -10 显示 A, -20 B, -30 C, -40 D ,-50 E, -60 F，然后就没有了，所以最低是-69.9
比如：
25.6℃数组为{2,5,6}??? 即 2 5 6
-5.6℃数组为{17,5,6}?? 即 - 5 6
-15.6℃数组为{10,5,6}? 即 A 5 6
-25.6℃数组为{10,5,6}? 即 B 5 6
105.6℃数组为{10,5,6}? 即 A 5 6
115.6℃数组为{11,5,6}? 即 B 5 6
*/
//温度? HTU31D? I2C
//HTU31D模块，芯片焊板上，温度响应慢，用于空调控制一般般，于是仍采用DS18B20来控制温度
//HTU31D和DS18B20，静态温度HTU31D高0.5度不准，动态HTU31D反应慢
int idata?? i_HTU31D_INDOOR=0;????????? //温度值（10倍）
int idata?? i_HTU31D_OUTDOOR=0;
unsigned char idata? dispbuf_HTU31D_INDOOR[3]={17,17,17}; ???//保存各个显示值
unsigned char idata? dispbuf_HTU31D_OUTDOOR[3]={17,17,17};
//湿度 HF3223频率、 HTU31D I2C
int idata i_HF32_INDOOR=0;?????? //湿度值10倍?????? //湿度HF3223采用频率计数，这里淘汰不用了，给HTU31D用
int idata i_HF32_OUTDOOR=0;
unsigned char? idata?? dispbuf_HF32_INDOOR[3]={14,5,17};??? //保存各个显示值?????? //这里没用到，赋成E5-
unsigned char? idata?? dispbuf_HF32_OUTDOOR[3]={17,17,17};?????
sbit SDA=P3^2;
sbit SCL=P3^3;
#include "I2C_HTU31D.H"
//按键相关
sbit P1_0=P1^0;???
sbit P1_1=P1^1;???
sbit P1_2=P1^2;???
unsigned char? idata? uc_keycount=0;????? //用于判断 20ms内均为高电平，则是键松开
//时钟相关
volatile unsigned int?? data? tcnt=0;??? ?????? ??//计数到1秒的次数（用于时钟）
unsigned char data second=0; ?????? ??????//时钟
unsigned char data minute=0;
unsigned char data hour=0;
unsigned long idata?? ul_time_compensate=0;????? //晶振不准，在软件中进行时间补偿，经n秒后，加一秒或减一秒。? 最好是晶振调成偏快，然后程序中就不用加秒，比较方便
//传感器检测相关
unsigned char? idata do_what=0;???????????????? //传感器检测步序
volatile unsigned int? data?? i_dowhat_interval=1800;??? //中断中，do_what的时间计数
//工作模式
unsigned char? idata? uc_display_mode=0;???????? //工作模式?? 0正常 1制冷 2制热
unsigned char? idata? uc_display_mode_pre=0;
unsigned char? code? displaybuf_display_mode[3]={0, 12, 42};???? //显示0、C、H
//设置模式
unsigned char? idata? g_uc_setting_mode=0;
volatile? unsigned int data??? g_ui_settingmode_timeout_cnt=0;? //设置时，进行计时
unsigned char idata? g_uc_settingmode_timeout_second=0;
//显示LED相关
volatile unsigned char?? data? mstcnt=0;? ????? //计数到改变显示LED位的次数
//dispcode[]是 共“阳”极数码管的 笔划数据！！
unsigned char? data?? dispcode[]={????????????????????????? //强行放在data中，以加快速度
0x48, 0xFC, 0x29, 0x38, 0x9C, 0x1A, 0x0A, 0x7C, 0x08, 0x18,??? //[0]。。。9
0x0C, 0x8A, 0x4B, 0xA8, 0x0B, 0x0F,??????????????? ????????????//[10](A),11(b),12(C),13(d),14(E),15(F)
0xFF, 0xBF, 0xBF, 0xBF,??????????????????????????????????????? //[16](空),17（负号）, 18, 19
0x40, 0xF4, 0x21, 0x30, 0x94, 0x12, 0x02, 0x74, 0x00, 0x10,??? //[20](带小数点的0.)。。。29
0x04, 0x82, 0x43, 0xA0, 0x03, 0x07,??????????????????????????? //[30](A.)? 。。。 35(F.)
0xF7, 0xB7, 0xB7, 0xB7,??????????????????????????????????????? //[36](空带点.),37（负号带点.）, 38, 39
0xAA, 0x4C, 0x8C?????????????????????????????????????????????? //[40](小o), 41(大N), 42(H)
};
/*
8个数码管?? ? 时间???? 温度
??????? [7]左 8 8 8 8? 8 8 8 8 右[0]
*/
unsigned char data dispbuf[8]={17,17,17,17,17,17,17,17};? ? //dispbuf保存显示数据，[7]最左数码管 --> [0]最右数码管
unsigned char data dispbitcode[8]={1,2,4,8,16,32,64,128}; ? //即选择数码管，依次是[0]最右数码管-->[7]最左数码管，即P2.0接置1(0000 0001)、P2.1置1...
unsigned char data dispbitcnt=0;?????? //选择显示哪个数码管， 0表示最右那个数码管（温度小数位），7表示最左那个数码管
//串口
unsigned char idata??? sbuf[3],? sbufnum;?? //串口数据
//DS1302
//DS1302 走时不准！? 所以从单片机走时间，DS1302只是保存一下时间
sbit DS1302_CLK=P1^5;?
sbit DS1302_IO=P1^6;?
sbit DS1302_RST=P1^7;
#include "DS1302_wxl.h"
bit bitDS1302exist=0;????? //DS1302是否存在
unsigned char idata? ds1302_BCDdata[9]={0x59,0x32,0x23, 1, 1,? 1,??? 0x13,? 0,????? 0};???? //BCD格式的数据?
??????????????? ??????????????????? //? 0???? 1??? 2? ??3? 4?? 5?????? 6???? 7????? 8
??????????????? ??????????????????? //? 秒??? 分?? 时?? 日 月 星期几? 年?? 写保护?? 充电
??????????????? ??????????????????? //DS1302数据按BCD格式，0x59即是表示59。
??????????????? ??????????????????? //秒最高位0表示不停止时钟。? 小时最高位0表示按24小时制。? 0不写保护。? 0不充电。
//空调红外遥控????? //发送时，低比特位优先！！?? 先发送低bit!!
sbit? P_IR = P1^3;
volatile? unsigned char data? g_uc_ir_time=0;??? //中断T0中执行多少次红外IR发射
volatile? bit data??? g_b_ir_onoff=0;
unsigned char idata? uc_ir_state=0;?????????? // 空调状态：? 0表示关机?? 1表示开机+制冷??? 2表示只ECO??? 3表示ECO+静音?? （风都是1档）
unsigned char code?? g_uc_irdata[5][13]=??????????? //红外数据
{
0xC3, 0xAD, 0xE0, 0x0, 0x60, 0x0, 0x20, 0x0, 0x0, 0x0, 0x0, 0x45, 0x15,???? //关机0
0xC3, 0xAD, 0xE0, 0x0, 0x60, 0x0, 0x20, 0x0, 0x0, 0x20, 0x0, 0x45, 0x35,??? //开机+制冷1
0xC3, 0xAD, 0xE0, 0x0, 0x60, 0x0, 0x20, 0x0, 0x0, 0x28, 0x0, 0x53, 0x4B,??? //ECO2
0xC3 ,0xAD ,0xE0 ,0x0 ,0x60 ,0x80 ,0x20 ,0x0 ,0x0 ,0x28 ,0x0 ,0x53 ,0xCB,?? ? //ECO+静音3
0xC3, 0xC5, 0xE0, 0x00, 0x60, 0x80, 0x20, 0x00, 0x00, 0x28, 0x00, 0x40, 0xD0//32度ECO+静音3
};??
unsigned char code?? g_uc_irdata_with_disp[5][13]=???????? //红外数据?? 加空调屏显键
{
0xC3, 0xAD, 0xE0, 0x0, 0x60, 0x0, 0x20, 0x0, 0x0, 0x0, 0x0, 0x55, 0x25,???? //关机0
0xC3, 0xAD, 0xE0, 0x0, 0x60, 0x0, 0x20, 0x0, 0x0, 0x20, 0x0, 0x55, 0x45,?? //开机+制冷1
0xC3, 0xAD, 0xE0, 0x0, 0x60, 0x0, 0x20, 0x0, 0x0, 0x28, 0x0, 0x55, 0x4D,?? //ECO2
0xC3, 0xAD, 0xE0, 0x0, 0x60, 0x80, 0x20, 0x0, 0x0, 0x28, 0x0, 0x55, 0xCD,?? ? //ECO+静音3
0xC3, 0xC5, 0xE0, 0x00, 0x60, 0x80, 0x20, 0x00, 0x00, 0x28, 0x00, 0x55, 0xE5//32度ECO+静音3
};??
unsigned char idata? uc_ir_heat_state=0;?? // 空调加热状态：? 0表示关机?? 1表示开机+制热??? 。。。??? 待完善
unsigned char code?? g_uc_ir_heat_data[5][13];
bit idata? b_ir_key_delay=0;??????? //按键检测延时
unsigned char idata? g_uc_ir_second=0;? //按键延时检测，按秒
unsigned char idata? g_uc_ir_minute=0;????? //空调温度延时时长，按分钟?? ，比如1分钟后检测温度
unsigned char idata? g_uc_ir_minute_pre=0;? //空调温度延时检测
unsigned int idata? ui_airtemp_set=260;????? //空调制冷温度设定值 （10倍）
unsigned int idata? ui_airtemp_heat_set=200;????? //空调制热温度设定值 （10倍）
unsigned char idata? dispbuf_ui_airtemp_set[3];
bit idata?? b_ECO_ON=0;???????????????? //ECO开7小时检测，开7小时ECO后需要关掉ECO再开，不然会自动消掉
unsigned char idata? ECO_hour_pre=0;
///
//数值转换到显示值
void? INT10_TO_dispbuf_nodot(unsigned char? *c,? int? i)??????? //c[0]存十位及百位（A，b，C等表示），c[1]存个位，c[2]存小数。? 负数：c[0]为负号或A，b，C等表示-10、-20、-30等
{
??? if( i>1599? || i<-699) return;? //大于159.9度? 小于-69.9度
???
??? if( i < 0 )?? ? //如果是负数
??? {
??????? i=-i;
??????? c[0]=i/100; //最高位
??????? i=i%100;
??????? c[1]=i/10;? //个位
??????? c[2]=i%10;? //小数
??????? if (c[0] == 0) c[0]=17;??? //显示负号
??????? else c[0]+=9;?????????? //用A，b，C等表示－10、－20、－30等???????????
??? }
??? else??? //正数
??? {
??????? c[0]=i/100;
??????? i=i%100;
??????? c[1]=i/10;
??????? c[2]=i%10;
??? }
}
void? INT10_TO_dispbuf(unsigned char? *c,?? int? i)??
{
??? if( i>1599? || i<-699) return;? //大于159.9度? 小于-69.9度
???????
??? INT10_TO_dispbuf_nodot( c,? i);
???
??? //显示带点
??? if( c[2] <3) ?? ;?? ????????????????? //显示带点的数字
??? else if( c[2] < 5 ) ??? c[0]+=20;?? ?? //显示带点的数字?? [0]是十位
??? else if( c[2] < 8) c[1]+=20;?? ???? //显示带点的数字
??? else? {???? c[0]+=20;? c[1]+=20;??? }???? //显示带点的数字
}
void sendSBUF(unsigned char? *a, unsigned char?? num)?????? //串口发送N字节数据
{
??? unsigned char idata? i;
??? if(num==0) return;
??? TI=0;
??? for(i=0;i<num;i++)
??? {
??????? SBUF = a[i]; //输出字符
??????? while(!TI);???? //空语句判断字符是否发完，TI=1表示发完
??????? TI = 0;???????? //要人工清TI
??? }
}
void readDS1302_and_setclock()
{
??? BurstRead1302(ds1302_BCDdata) ;
??? second=( (ds1302_BCDdata[0]&0x7f) >>4)*10 + (ds1302_BCDdata[0] & 0x0f); ????? //去掉最高位"时钟停止"位,再运算
??? minute=(ds1302_BCDdata[1]>>4)*10 + (ds1302_BCDdata[1] & 0x0f);
??? hour=? ( (ds1302_BCDdata[2]&0x7f) >>4)*10 + (ds1302_BCDdata[2] & 0x0f); ????? //去掉最高位"24小时"位,再运算
}
//每个小时的30分时，写入时间到DS1302中，以使DS1302时间正确?? ///
void DO_WRITETODS1302_EVERY_HALF_HOUR()
{
??? if(bitDS1302exist)
??? {
??????? DS1302_WriteOne(DS1302_SEC_AD, (second/10)*16+second%10 );
??????? DS1302_WriteOne(DS1302_MIN_AD, (minute/10)*16+minute%10 );
??????? DS1302_WriteOne(DS1302_HOUR_AD, (hour/10)*16+hour%10 );????????
??? }
}
//传感器检测? /
void DO_WHAT_FUNC()
{
??????? unsigned char idata? uc_DS18_temp1, uc_DS18_temp2,?? uc_DS18_temp[10];
??????? EA=0;
??????? if(i_dowhat_interval<3600) { EA=1;? return;}?? //如果间隔时间未到，则不执行
??????? i_dowhat_interval=0;??????? //间隔时间重新计时，即每隔1秒做一次检测
??????? EA=1;
??????? switch(do_what)
??????? {
??????????? case 0:
??????????????? // 内DS18B20测温
??????????????? RESET_DS18_INDOOR(? );
??????????????? SEND_TO_DS18_INDOOR( 0xCC );?? //传送数据?? 0xcc表示SKIP ROM COMMAND指令
??????????????? SEND_TO_DS18_INDOOR( 0x44 );?? //传送数据?? 0X44? CONVERT T指令
???????????????
??????????????? RESET_DS18_OUTDOOR(? );
??????????????? SEND_TO_DS18_OUTDOOR( 0xCC );?? //传送数据?? 0xcc表示SKIP ROM COMMAND指令
??????????????? SEND_TO_DS18_OUTDOOR( 0x44 );?? //传送数据?? 0X44? CONVERT T指令
???????????????
??????????????? HTU31D_conversion(? 0x40? );?? //addr地址接GND是0x40，接VCC是0x41 。?? 我室内用第一次买的接GND，室外以后用接VCC的
???
??????????????? do_what++;
??????????????? break;
???
???
??????????? case 1:
??????????????? if ( HTU31D_readTRH( &i_HTU31D_INDOOR,? &i_HF32_INDOOR? ,? 0x40 )? )???? //addr地址接GND是0x40，接VCC是0x41
??????????????? {
??????????????????????? if(? i_HTU31D_INDOOR >=1100? )? //响应值太大，说明HTU数据异常
??????????????????????? {
??????????????????????????? i_HTU31D_INDOOR=0;????????? //设成0
??????????????????????????? dispbuf_HTU31D_INDOOR[0]=15;??? //显示F1????? [0]是十位
??????????????????????????? dispbuf_HTU31D_INDOOR[1]=1;
??????????????????????????? dispbuf_HTU31D_INDOOR[2]=17;???
??????????????????????? }
??????????????????????? else
??????????????????????? {
??????????????????????????? INT10_TO_dispbuf(dispbuf_HTU31D_INDOOR, i_HTU31D_INDOOR);?????? //存到显示缓存
??????????????????????? }
???????????????????????
??????????????????????? if(? i_HF32_INDOOR >=1100? )?????? //响应值太大，说明HTU数据异常
??????????????????????? {
??????????????????????????????? i_HF32_INDOOR=0;????????? //湿度设成0
??????????????????????????????? dispbuf_HF32_INDOOR[0]=15;? //显示F6???? [0]是十位
??????????????????????????????? dispbuf_HF32_INDOOR[1]=6;
??????????????????????????????? dispbuf_HF32_INDOOR[2]=17;?????????????????????????????????
??????????????????????? }
??????????????????????? else
??????????????????????????? INT10_TO_dispbuf_nodot(dispbuf_HF32_INDOOR, i_HF32_INDOOR);???? //存到显示缓存?? 无点
??????????????? }
??????????????? else??????? //HTU回应错误
??????????????? {
??????????????????????? i_HTU31D_INDOOR=0;???????? //设成0
??????????????????????? dispbuf_HTU31D_INDOOR[0]=15;??? //显示F0???????? [0]是十位
??????????????????????? dispbuf_HTU31D_INDOOR[1]=0;
??????????? ??????????? dispbuf_HTU31D_INDOOR[2]=17;???????????????????????????
???????????????????????
??????????????????????? i_HF32_INDOOR=0;???????? //湿度设成0
??????????????????????? dispbuf_HF32_INDOOR[0]=15;? //显示F5???????? [0]是十位
??????????????????????? dispbuf_HF32_INDOOR[1]=5;
??????????????????????? dispbuf_HF32_INDOOR[2]=17;?????
??????????????? }
???????????????????????
??????????????? do_what++;
??????????????? break;
???
???
???
??????????? case 2:
??????????????? // 内DS18B20读温
??????????????? if( RESET_DS18_INDOOR(? ) )???? //存在DS18B20
??????????????? {
??????????????????? bit_DS18_INDOOR_exist=1;
??????????????????? SEND_TO_DS18_INDOOR( 0xCC );?? //传送数据?? 0xcc表示SKIP ROM COMMAND指令
??????????????????? SEND_TO_DS18_INDOOR( 0xBE );?? //传送数据?? 0XBE? READ SCRATCHPAD指令
???????????????????
??????????????????? //接收9字节数据
??????????????????? for(uc_DS18_temp1=0; uc_DS18_temp1<9 ; uc_DS18_temp1++)
??????????????????????????????????? uc_DS18_temp[ uc_DS18_temp1 ]=RECEIVE_FROM_DS18_INDOOR(? );?? //读取9字节=8字节数据+1字节CRC
???????????????????
??????????????????? if( DS18_CRC(uc_DS18_temp,9 ))?? //为0则是CRC成功
??????????????????? {
??????????????????????? //失败
??????????????????????? i_DS18_INDOOR=240;?????????? //设成24度，以免空调控制失误
??????????????????????? dispbuf_DS18_INDOOR[0]=14;? //显示E1??????? [0]是十位
??????????????????????? dispbuf_DS18_INDOOR[1]=1;
??????????????????????? dispbuf_DS18_INDOOR[2]=17;?????
??????????????????? }
??????????????????? else
??????????????????? {
??????????????????????? uc_DS18_temp1=uc_DS18_temp[0];??? // 第1字节是LSB字节
??????????????????????? uc_DS18_temp2=uc_DS18_temp[1];??? // 第2字节是MSB字节
??????????????????????? i_DS18_INDOOR =? DS18_TEMP_TO_SIGNED_INT10( uc_DS18_temp1, uc_DS18_temp2 ); //转成int
??????????????????????? INT10_TO_dispbuf(dispbuf_DS18_INDOOR, i_DS18_INDOOR);?????? //存到显示缓存
??????????????????? }
??????????????? }
??????????????? else??????? //不存在DS18B20
??????????????? {
??????????????????? bit_DS18_INDOOR_exist=0;
???????????????????
??????????????????? i_DS18_INDOOR=240;?????????? //设成24度，以免空调控制失误
??????????????????? dispbuf_DS18_INDOOR[0]=14;? //显示E0??????? [0]是十位
??????????????????? dispbuf_DS18_INDOOR[1]=0;
??????????????????? dispbuf_DS18_INDOOR[2]=17;?????
??????????????? }
???????????????
??????????????? do_what++;
??????????????? break;
???
??????????? case 3:
??????????????? // 外DS18B20读温
??????????????? if( RESET_DS18_OUTDOOR(? ) )??????? //存在DS18B20
??????????????? {
??????????????????? bit_DS18_OUTDOOR_exist=1;
??????????????????? SEND_TO_DS18_OUTDOOR( 0xCC );?? //传送数据?? 0xcc表示SKIP ROM COMMAND指令
??????????????????? SEND_TO_DS18_OUTDOOR( 0xBE );?? //传送数据?? 0XBE? READ SCRATCHPAD指令
???????????????????
??????????????????? //接收9字节数据
??????????????????? for(uc_DS18_temp1=0; uc_DS18_temp1<9 ; uc_DS18_temp1++)
??????????????????????????????????? uc_DS18_temp[ uc_DS18_temp1 ]=RECEIVE_FROM_DS18_OUTDOOR(? );?? //读取9字节=8字节数据+1字节CRC
???????????????????
??????????????????? if( DS18_CRC(uc_DS18_temp,9 ))?? //为0则是CRC成功
??????????????????? {
??????????????????????? //失败
??????????????????????? i_DS18_OUTDOOR=0;?????????? //设成0
??????????????????????? dispbuf_DS18_OUTDOOR[0]=14; //显示E1??????? [0]是十位
??????????????????????? dispbuf_DS18_OUTDOOR[1]=1;
??????????????????????? dispbuf_DS18_OUTDOOR[2]=17;????
??????????????????? }
??????????????????? else
??????????????????? {
??????????????????????? uc_DS18_temp1=uc_DS18_temp[0];??? // 第1字节是LSB字节
??????????????????????? uc_DS18_temp2=uc_DS18_temp[1];??? // 第2字节是MSB字节
??????????????????????? i_DS18_OUTDOOR =? DS18_TEMP_TO_SIGNED_INT10( uc_DS18_temp1, uc_DS18_temp2 );??? //转成int
??????????????????????? INT10_TO_dispbuf(dispbuf_DS18_OUTDOOR, i_DS18_OUTDOOR);???? //存到显示缓存
??????????????????? }
??????????????? }
??????????????? else??????? //不存在DS18B20
??????????? ??? {
??????????????????? bit_DS18_OUTDOOR_exist=0;
???????????????????
??????????????????? i_DS18_OUTDOOR=0;?????????? //设成0
??????????????????? dispbuf_DS18_OUTDOOR[0]=14; //显示E0??????? [0]是十位
??????????????????? dispbuf_DS18_OUTDOOR[1]=0;
??????????????????? dispbuf_DS18_OUTDOOR[2]=17;????
??????????????? }
???????????????
??????????????? do_what++;
???????????????
??????????????? break;
??????????? case 4:
??? ??????????? if ( HTU31D_readTRH( &i_HTU31D_OUTDOOR,? &i_HF32_OUTDOOR? ,? 0x41 )? )???? //addr地址接GND是0x40，接VCC是0x41
??????????????? {
??????????????????????? if(? i_HTU31D_OUTDOOR >=1100? )? //响应值太大，说明HTU数据异常
??????????????????????? {
??????????????????????????? i_HTU31D_OUTDOOR=0;????????? //设成0
??????????????????????????? dispbuf_HTU31D_OUTDOOR[0]=15;?? //显示F1????? [0]是十位
??????????????????????????? dispbuf_HTU31D_OUTDOOR[1]=1;
??????????????????????????? dispbuf_HTU31D_OUTDOOR[2]=17;??
??????????????????????? }
??????????????????????? else
??????????????????????? {
??????????????????????????? INT10_TO_dispbuf(dispbuf_HTU31D_OUTDOOR, i_HTU31D_OUTDOOR);???? //存到显示缓存
??????????????????????? }
???????????????????????
??????????????????????? if(? i_HF32_OUTDOOR >=1100? )?????? //响应值太大，说明HTU数据异常
??????????????????????? {
??????????????????????????????? i_HF32_OUTDOOR=0;????????? //湿度设成0
??????????????????????????????? dispbuf_HF32_OUTDOOR[0]=15; //显示F6???? [0]是十位
??????????????????????????????? dispbuf_HF32_OUTDOOR[1]=6;
??????????????????????????????? dispbuf_HF32_OUTDOOR[2]=17;????????????????????????????????
??????????????????????? }
??????????????????????? else
??????????????????????????? INT10_TO_dispbuf_nodot(dispbuf_HF32_OUTDOOR, i_HF32_OUTDOOR);?????? //存到显示缓存?? 无点
??????????????? }
??????????????? else??????? //HTU回应错误
??????????????? {
??????????????????????? i_HTU31D_OUTDOOR=0;???????? //设成0
??????????????????????? dispbuf_HTU31D_OUTDOOR[0]=15;?? //显示F0???????? [0]是十位
??????????????????????? dispbuf_HTU31D_OUTDOOR[1]=0;
??????????????????????? dispbuf_HTU31D_OUTDOOR[2]=17;??????????????????????????
???????????????????????
??????????????????????? i_HF32_OUTDOOR=0;???????? //湿度设成0
??????????????????????? dispbuf_HF32_OUTDOOR[0]=15; //显示F5???????? [0]是十位
??????????????????????? dispbuf_HF32_OUTDOOR[1]=5;
??????????????????????? dispbuf_HF32_OUTDOOR[2]=17;????
??????????????? }
???????????????????????
??????????????? do_what++;
??????????????? do_what=0;???? //回零
??????????????? break;?
???
??????????? default:
??????????????? do_what=0;
??????? }??????
???
}
//发送时间和温度 到串口SD记录器? 进行记录
void SENDTXTEMP()
{
???
??????? unsigned char idata a[26];
??????? char idata? i;
???????
??????? for (i=0;i<26;i++)? a[i]=' ';
???????
???????
??????? if(bitDS1302exist)
??????? {
??????????????? BurstRead1302(ds1302_BCDdata) ;
??????????????? wxl_BCDToStr(ds1302_BCDdata,? a);? //17字节
??????? }
??????? else
??????? {
???????????????
??????????????? a[4]=minute%10+48;
??????????????? a[3]=minute/10+48;
??????????????? a[2]=':';
??????????????? a[1]=hour%10+48;
??????????????? a[0]=hour/10+48;???????
???????????????
??????? }
???????
??????? a[17]='\t';
??????? a[18]=0;
??????? a[19]=0;
??????? a[20]=0;
???????
??????? INT10_TO_dispbuf_nodot(a+18, i_DS18_INDOOR );
???????
??????? a[18]+=48;
??????? a[19]+=48;
??????? a[21]=a[20]+48;
??????? a[20]='.';
???????
??????? a[22]='\t';
??????? a[23]=uc_ir_state+'0';
???????
??????? a[24]=0x0D;
??????? a[25]=0x0A;
???????
??????? sendSBUF(a, 26);
}
//刷新显示?????????? ///
void REFRESH_DISPLAY()
{??????????
??? switch(g_uc_setting_mode)
??? {
??????? case 0:????????????? //不在设置模式
??????????? dispbuf[4]=minute%10;
??????????? dispbuf[5]=minute/10;
??????????? dispbuf[6]=hour%10;
??????????? dispbuf[7]=hour/10;
???????????
??????????? switch(uc_display_mode)?????? // 显示模式，? 0=2个温度2个湿度????? 1=空调控制?? 2=空调控制
??????????? {
??????????????? case 0:???? //正常显示
??????????????????? if(second%10==0||second%10==5)?????? //?? 在0，5。。。?????
??????????????????? {
??????????????????????? dispbuf[0]=dispbuf_DS18_INDOOR[1];??????? //显示内DS18B20的温度??????? dispbuf[0]是低位??? INDOOR[0]是十位
??????????????????????? dispbuf[1]=dispbuf_DS18_INDOOR[0];???????
??????????????????????? dispbuf[2]=dispbuf_DS18_OUTDOOR[1];??????? //显示外DS18B20的温度
??????????????????????? dispbuf[3]=dispbuf_DS18_OUTDOOR[0];????????
??????????????????? }
??????????????????? else if(second%10==3||second%10==8)? //?? 在3，8。。。
??????????????????? {
??????????????????????? dispbuf[0]=dispbuf_HTU31D_INDOOR[1];??????? //显示内HTU31D的温度
??????????????????????? dispbuf[1]=dispbuf_HTU31D_INDOOR[0];?????
??????????????????????? dispbuf[2]=dispbuf_HTU31D_OUTDOOR[1];?????? //显示外HTU31D的温度
??????????? ??????????? dispbuf[3]=dispbuf_HTU31D_OUTDOOR[0];?????
??????????????????? }
??????????????????? else if(second%10==4||second%10==9)? //?? 在4，9。。。
??????????????????? {
??????????????????????? dispbuf[0]=dispbuf_HF32_INDOOR[1];??????? //显示内HF3223的湿度
??????????????????????? dispbuf[1]=dispbuf_HF32_INDOOR[0];?????
??????????????????????? dispbuf[2]=dispbuf_HF32_OUTDOOR[1];?????? //显示外HF3223的湿度
??????????????????????? dispbuf[3]=dispbuf_HF32_OUTDOOR[0];?????
??????????????????? }??????????????????
??????????????????? break;
???????????????????
??????????????? case 1:????? //空调制冷显示
??????????????????? dispbuf[1]=? 12;?????????????? //[0]最右数码管?? 显示C表示制冷
??????????????????? dispbuf[0]=uc_ir_state;??????? //[0]最右数码管
??????????????????? goto CASE2_DISPLAY;
???????????????????
??????????????? case 2:????? //空调加热显示????????????????
??????????????????? dispbuf[1]=? 42;??????????????????? //[0]最右数码管?? 显示H表示制热
??????????????????? dispbuf[0]=uc_ir_heat_state;??????? //[0]最右数码管
???????????????????
??????????????? CASE2_DISPLAY:?? //在0秒显示内温，3秒外温，5秒内湿，8秒外湿
???????????????????????
??????????????????? if(second%10==0)??????????
??????????????????? {
??????????????????????? dispbuf[2]=dispbuf_DS18_INDOOR[1];?????? //? dispbuf[0]是低位??? INDOOR[0]是十位
??????????????????????? dispbuf[3]=dispbuf_DS18_INDOOR[0];?????????
??????????????????? }
??????????????????? else if(second%10==3)?
??????????????????? {
??????????????????????? dispbuf[2]=dispbuf_DS18_OUTDOOR[1];??????
??????????????????????? dispbuf[3]=dispbuf_DS18_OUTDOOR[0]; ???
??????????????????? }
??????????????????? else if(second%10==6)?
??????????????????? {
??????????????????????? dispbuf[2]=dispbuf_HF32_INDOOR[1];???
??????????????????????? dispbuf[3]=dispbuf_HF32_INDOOR[0];????
??????????????????? }
??????????????????? else if(second%10==8)?
??????????????????? {
??????????????????????? dispbuf[2]=dispbuf_HF32_OUTDOOR[1];???
??????????????????????? dispbuf[3]=dispbuf_HF32_OUTDOOR[0];?????
??????????????????? }??????????????????
??????????????????? break;
???????????????????
??????????????? default:
??????????????????? dispbuf[0]=16;
??????????????????? dispbuf[1]=16;
??????????????????? dispbuf[2]=16;
??????????????????? dispbuf[3]=16;
??????????? }? //SWITCH
??????????? break;
???????
???????
??????? //设置中
??????? case 1:???????
??????????? dispbuf[3]=16;
??????????? dispbuf[2]=5? ;? //显示5=S? 调节小时
??????????? dispbuf[0]=hour%10;
??????????? dispbuf[1]=hour/10;
??????????? break;
???????
??????? case 2:
??????????? dispbuf[3]=16;
??????????? dispbuf[2]=15? ;? //显示F? 调节分钟
??????????? dispbuf[0]=minute%10;
??????????? dispbuf[1]=minute/10; ?????????????????????????
??????????? break;
???????????
??????? case 3:
??????????? dispbuf[3]=16;
??????????? dispbuf[2]=40? ;? //显示o? 调节工作模式
??????????? dispbuf[0]= displaybuf_display_mode[uc_display_mode];
??????????? dispbuf[1]=16;?????????????????????????????
??????????? break;?
???????????
??????? case 4:
??????????? dispbuf[3]=16;
??????????? dispbuf[2]=12? ;? //显示C? 调节制冷温度
??????????? INT10_TO_dispbuf( dispbuf_ui_airtemp_set, ui_airtemp_set);
??????????? dispbuf[0]= dispbuf_ui_airtemp_set[1];
??????????? dispbuf[1]= dispbuf_ui_airtemp_set[0];?????????????????????
??????????? break;?
???????????
??????? case 5:
??????????? dispbuf[3]=16;
??????????? dispbuf[2]=42? ;? //显示H? 调节制热温度
??????????? INT10_TO_dispbuf( dispbuf_ui_airtemp_set,?? ui_airtemp_heat_set);
??????????? dispbuf[0]= dispbuf_ui_airtemp_set[1];
??????????? dispbuf[1]= dispbuf_ui_airtemp_set[0];?????????????????????????
??????????? break;?
???????????????????????
???????
??????? default:
??????????? dispbuf[3]=16;
??????????? dispbuf[2]=16;
??????????? dispbuf[0]=16;
??????????? dispbuf[1]=16;?????????????????????????????
??????????? break;? ???????
???????
??????? }//SWITCH
}
//时间走时? /
void TIME_PROCESS()
{??
??????? //以下本来放在中断T0中，现在移出来，避免中断超时问题
??????? ET0=0;????? //在对tcnt进行操作前，一定要将定时器的中断禁掉
??????????????????? //因为tcnt是整型，在运算时要好几条指令，如果被定时器中断，中断中又修改了值！！? 则运算结果就不准了，造成时间严重不准！！！
??????? if(tcnt>=3600)?????? //3600次，表示过了一秒钟，晶体11.0592
??????? {
??????????? tcnt-=3600; ??? // 这句，受中断影响，中断中又修改了值！！?? 如果只是用tcnt=0;这句，则没有问题。? 有可能别的程序在处理时（比如串口），tcnt会多计，故不能清零，不然时间不准
??????????? ET0=1;????? //马上开定时器0的中断，这样不会影响到中断服务程序
???????????
??????????? ul_time_compensate++;??????????????? //时间补偿修正
??????????? if (ul_time_compensate >= 151515UL )??????? //晶振偏快，经计算，XXXX秒后要减少一秒
??????????? { ul_time_compensate=0;? }?????????? //不增秒
??????????? else
??????????? {
??????????????? second++;
???????????????
??????????????? if(second>=60)
??????????????? {
??????????????????? second=0;
??????????????????? minute++;
??????????????????? if(minute>=60)
??????????????????? {
??????????????????????? minute=0;
??????????????????????? hour++;
??????????????????????? if(hour>=24)? ? hour=0;
??????????????????? }
???????????????????
??????????????????? SENDTXTEMP();???? //每分钟发送温度给TX串口记录仪
???
??????????????????? if( minute==30 ) DO_WRITETODS1302_EVERY_HALF_HOUR();? //30分时 记录时间
??????????????? }
??????????? }
???????????
??????????? //每秒 刷新显示
??????????? REFRESH_DISPLAY();
???????????????
??????? }
??????? ET0=1;
}
//发射红外遥控全部信号???????? /
//注意：不能用软延时，因为中断ISR会严重影响延时精度，造成红外发射数据错误。? 要用定时器中断来统计发射时长！? 这里用T0统计发射时长，用T1生成38KHZ。
void SendIRdata(unsigned char *ir_data)
{
??? unsigned char idata? i,j;
??? unsigned char idata? irdata;
???
??? //引导码高电平 9ms
??? g_uc_ir_time=32;????? //实际278us*32=8.9ms
??? g_b_ir_onoff=1;
??? while(g_uc_ir_time);
???
??? //引导码低电平 4.5ms
??? g_uc_ir_time=16;????? //实际278us*16=4.45ms
??? g_b_ir_onoff=0;
??? while(g_uc_ir_time);???
???
??? //发送13字节数据
??? for(i=0; i<13; i++)??
??? {
??????? irdata=ir_data[i];
???????
??????? for(j=0;j<8;j++)
??????? {
??????????? g_uc_ir_time=2;?? //0.56ms 每bit高电平，实际278us*2=0.556ms
??????????? g_b_ir_onoff=1;
??????????? while(g_uc_ir_time);???????????????
???????
??????? ??? if(irdata & 1)??? //判断最低位为1还是0。?? 低位先发送！！
??????? ??? {
??????????? ??? g_uc_ir_time=6;???????? //1为 1.69ms长的低电平，实际278us*6=1.668ms
??????????????? g_b_ir_onoff=0;
??????????????? while(g_uc_ir_time);
??????? ??? }
??????? ??? else
??????? ??? {
??????????? ??? g_uc_ir_time=2;???????? //0为 0.565ms长的低电平，实际278us*2=0.556ms
??????????????? g_b_ir_onoff=0;
??????????????? while(g_uc_ir_time);
??????? ??? }???
??????? ???? irdata=irdata>>1;
??????? }
??? }
???
??? //发送总的结束位1bit 0.56ms
??? g_uc_ir_time=2;?? ????????? //实际278us*2=0.556ms
??? g_b_ir_onoff=1;
??? while(g_uc_ir_time);
???
??? //此时还在执行发射1中，不能马上退出，故后续再发射一下0
??? g_uc_ir_time=2;?? ????????? //实际278us*2=0.556ms
??? g_b_ir_onoff=0;
??? while(g_uc_ir_time);
???
??? ET1=0;
??? P_IR=0;?? //关掉红外
}
void? P1_0_key_waitfor_release()??????? //等待按键松开
{
??? Delay50ms(); //延时，用于消除毛刺信号，一般10～50ms
??? //判断键松开，判断 连续 20ms内 均为高电平，则是键松开
??? uc_keycount=0;
??? while(uc_keycount<20)
??? {
??????? if(P1_0==0) uc_keycount=0;
??????? Delay1ms();
??????? uc_keycount++;
??????? TIME_PROCESS();?? //处理时间事务，以免按键一直按着就无法处理
??? }
}
void? P1_1_key_waitfor_release()??????? //等待按键松开
{
??? //等待按键松开
??? Delay50ms(); //延时，用于消除毛刺信号，一般10～50ms
??? //判断键松开，判断20ms内均为高电平，则是键松开
??? uc_keycount=0;
??? while(uc_keycount<20)
??? {
??????? if(P1_1==0) uc_keycount=0;
??????? Delay1ms();
??????? uc_keycount++;
??????? TIME_PROCESS();?? //处理时间事务，以免按键一直按着就无法处理
??? }??
}
void? P1_2_key_waitfor_release()??????? //等待按键松开
{
??? Delay50ms(); //延时，用于消除毛刺信号，一般10～50ms
??? //判断键松开，判断20ms内均为高电平，则是键松开
??? uc_keycount=0;
??? while(uc_keycount<20)
??? {
??????? if(P1_2==0) uc_keycount=0;
??????? Delay1ms();
??? ??? uc_keycount++;
??????? TIME_PROCESS();?? //处理时间事务，以免按键一直按着就无法处理
??? }
}
//切换制冷中的各种模式
void my_aircontrol_cold_turnto(unsigned char i,? unsigned char j)
{
??? SendIRdata( &g_uc_irdata[i][0] );?
??? uc_ir_state=i;
???
??? //设置下次检测空调温度时间
??? g_uc_ir_minute=j;???????????? //延时j分钟
??? g_uc_ir_minute_pre=minute;
???
??? if(i<=1)?? b_ECO_ON=0;
}
//检测按键进入设置状态???
void DO_KEY_PRESS_SETTING()
{
??? unsigned char idata? i;
???
??? if( P1_1==1)? return;
???
??? //进入设置模式
??? for(i=0;? i<8;? i++)?? dispbuf[i]=16;? //全显示空
??? g_uc_setting_mode=1;
??? REFRESH_DISPLAY();
??? P1_1_key_waitfor_release();???? //等待按键松开
??? g_uc_settingmode_timeout_second=0;?? //设置时，只进行时间走时，暂停了其它工作：不进行传感器检测、不进行串口通讯、不进行空调控制，所以需要判断一个超时，以免一直困在设置模式中
??? g_ui_settingmode_timeout_cnt=0;???
???
??? while(1)? //设置中
??? {
??????????? ET0=0;
??????????? if(g_ui_settingmode_timeout_cnt>=3600)???????? //超过1秒
??????????? {
??????????????? g_ui_settingmode_timeout_cnt=0;???????? //（有点误差没关系）
??????????????? ET0=1;
??????????????? g_uc_settingmode_timeout_second++;
??????????????? if(g_uc_settingmode_timeout_second>60)?? break;??? //超时，退出循环? （有点误差没关系）
??????????? }
??????????? ET0=1;?
???????????????
??????????? TIME_PROCESS();????? //处理时间事务，????? 每秒刷新显示
???????
??????????? if( P1_2==0 )
??????????? {??
??????????????? switch(g_uc_setting_mode)
??????????????? {
??????????????????? case 1:?????? //小时加1
??????????????????????? hour++;
??????????????????????? if(hour>=24) hour=0;
??????????????????????? break;
???????????????????
??????????????????? case 2:????? //分钟加1
??????????????????????? minute++;
??????????????????????? if(minute>=60) minute=0;???? //小时不变
???????????????????????
??????????????????????? TL0=0;??????? ? //定时器重新置数
??????????????????????? tcnt=0;???????????????? //程序计数清0
??????????????????????? second=0;
??????????????????????? break;
???????????????????????
??????????????????? case 3:????? //模式变化
??????????????????????? uc_display_mode++;
??????? ??????????????? if(uc_display_mode > 2) uc_display_mode=0;????
??????????????????????? break;
???????????????????????
??????????????????? case 4:????? //制冷温度设定
??????????????????????? ui_airtemp_set+=5;
??????????????????????? if(ui_airtemp_set > 270) ui_airtemp_set=260;
??????????????????????? break;
???????????????????????
??????????????????? case 5:????? //制热温度设定
??????????????????????? ui_airtemp_heat_set+=5;
??????????????? ??????? if(ui_airtemp_heat_set > 210) ui_airtemp_heat_set=200;
??????????????????????? break;?????????????????????????????????????????????
??????????????? }
??????????????? REFRESH_DISPLAY();
??????????????? P1_2_key_waitfor_release();???? //等待按键松开
???????????????
??????????????? g_uc_settingmode_timeout_second=0;
??????????? }
???????????
??????????? else?? if? ( P1_1==0 )??????? //设置下一项
??????????? {
??????????????? g_uc_setting_mode++;
??????????????? REFRESH_DISPLAY();
???????????????
??????????????? P1_1_key_waitfor_release();???? //等待按键松开
???????????????????????????????
??????????????? g_uc_settingmode_timeout_second=0;
???????????????
??????????????? if(g_uc_setting_mode > 5 ) break;
??????????? }??
??? }? //WHILE
??? //退出设置了，恢复显示，如果工作模式切换，则关空调
??? if(uc_display_mode != uc_display_mode_pre)
??? {
??????? //关空调
??????? if(uc_display_mode_pre==1)
??????? {
??????????? my_aircontrol_cold_turnto(0, 0); //关空调
??????? }
??????? else if(uc_display_mode_pre==2)
??????? {
??????????? //待完善
??????? }
??????? uc_display_mode_pre=uc_display_mode;
??? }
???
??? g_uc_setting_mode=0;
??? REFRESH_DISPLAY();
???
}
//检测按键进行红外开关空调on off???????
void DO_KEY_PRESS_AIRCONTROL()
{
??? if( !uc_display_mode )? return;???? //没在控制模式
???????
???
??? //进行时间延时
??? if(b_ir_key_delay==1)
??? {
??????? if(second > g_uc_ir_second? &&? second-g_uc_ir_second > 5)? b_ir_key_delay=0;????????? //没跨分钟
??????? if(second < g_uc_ir_second? &&? second+60-g_uc_ir_second > 5)? b_ir_key_delay=0;??? //跨分钟了
??? }
???
??? if( b_ir_key_delay)??? return;
???????
??? if(P1_0==1)? return;
??? //按键有按下了
??? if(uc_display_mode==1)????? //制冷
??? {
??????? if( uc_ir_state)??? my_aircontrol_cold_turnto(0, 0);????? //如果已开机，则关机
??????? else????? my_aircontrol_cold_turnto(1, 1);?????????????? //没开机，则开机??????????? //1分钟后检测温度， 以免太快发送下一个
??? }
??? else if(uc_display_mode==2)?? //制热
??? {
??????? //待未来加入程序
??????? if( uc_ir_heat_state)???? ????//如果已开机，则关机
??????????? ;
??????? else?? //没开机，则开机
??????????? ;
??? }
???????????????
??? P1_0_key_waitfor_release();???? //等待按键松开
???
??? //按键后需要延时后才接受下一次按键，以免一直快速按键
??? b_ir_key_delay=1;??????
??? g_uc_ir_second=second;
}??
//红外控制空调制冷?? /
void DO_IR_COLD_AIRCONTROL()
{
??? if( uc_display_mode!=1 )? return;???? //没在制冷模式
???????
??? if( !bit_DS18_INDOOR_exist &&? uc_ir_state? )????? my_aircontrol_cold_turnto(0, 0);?????? // 如果传感器突然掉线
???
???
??? if(b_ECO_ON)
??? {
??????? if( hour > ECO_hour_pre? &&? hour - ECO_hour_pre > 7)? ???? my_aircontrol_cold_turnto(1, 1);??????? //没跨天
??????? if( hour < ECO_hour_pre? &&? hour+24 - ECO_hour_pre > 7 )?? my_aircontrol_cold_turnto(1, 1);??????? //跨天了
??? }
???
??? //按键进行切换屏显
??? if(P1_2==0)
??? {
??????? SendIRdata( &g_uc_irdata_with_disp[ uc_ir_state ][0] );
??????? P1_2_key_waitfor_release();
??? }
???
???
??? //进行时间延时
??? if( g_uc_ir_minute )?? //需要延时
??? {
??????? if( minute > g_uc_ir_minute_pre? &&? minute - g_uc_ir_minute_pre > g_uc_ir_minute)? g_uc_ir_minute=0;????????? //没跨小时
??????? if( minute < g_uc_ir_minute_pre? &&? minute+60 - g_uc_ir_minute_pre > g_uc_ir_minute )? g_uc_ir_minute=0;????? //跨小时了
??? }
???
??? if( g_uc_ir_minute )??? return;
??? switch( uc_ir_state )
??? {
??? case 0:?? //关机0中
??????? break;
???????
??? case 1:?? //全力制冷1中
??????? if( i_DS18_INDOOR <= ui_airtemp_set )?? { my_aircontrol_cold_turnto(2, 10);?? ECO_hour_pre=hour;? b_ECO_ON=1; }//温度小于，转成ECO?? //n分钟后检测温度， 因为温度会先回升，再下降，不能马上检测
??????? break;
???????
??? case 2:?? //ECO2中
??????? if( i_DS18_INDOOR <= ui_airtemp_set )?? my_aircontrol_cold_turnto(3, 10);??? //温度小于，转成静音+ECO??? //10分钟后检测温度， 以免太快发送下一个????? 如果ECO自动消掉，则温度会下降
??????? else if( i_DS18_INDOOR >= ui_airtemp_set+10 )??? my_aircontrol_cold_turnto(1, 1);??? //大于，回退至全力制冷?? //1分钟后检测温度， 以免太快发送下一个
??????? break;
??? case 3:?? //ECO+静音3
??????? if( i_DS18_INDOOR <= ui_airtemp_set-3?? )? ??my_aircontrol_cold_turnto(4, 10);? //ECO+静音很省电，也可能会温度太低
??????? else if( i_DS18_INDOOR > ui_airtemp_set+5 )? my_aircontrol_cold_turnto(2, 10);?? //大于，回退至ECO??????????? //10分钟后检测温度， 以免太快发送下一个
??????? break;
??? case 4:?? //太冷了，32度ECO+静音4
??????? if( i_DS18_INDOOR > ui_airtemp_set+5 )? my_aircontrol_cold_turnto(2, 10);?? //大于，回退至ECO??????????? //10分钟后检测温度， 以免太快发送下一个
??????? break;?
??? }
}
???????
???
//红外控制空调制热???? ///
void DO_IR_HEAT_AIRCONTROL()
{
??? if( uc_display_mode!=2 )?? return;???? //没在控制模式
???????
??? if( !bit_DS18_INDOOR_exist &&? uc_ir_heat_state )????? ;??????????????????????????? // 如果传感器突然掉线
??? //程序待补充
???
}??
???
//检测串口进行通讯???????
//串口接受2个字节为一组，第一字节是命令，第二字节是数据
//没有用串口中断，4800bps的2个字节之间只有2ms，如果程序做别的事，就会收不全数据，故电脑发送时，一个字节、一个字节慢慢发
void DO_PROCESS_SERIAL_COM()
{
???
??????? if(RI==1) ????? //串口收到数据，进行处理
??????? {
??????????? sbuf[sbufnum]=SBUF;
??????????? RI=0;?? //要人工清RI
??????????? sbufnum++;?????
???????????
??????????? if(sbufnum>=2)?
??????????? {
??????????????? sbufnum=0;
??????????????? //sendSBUF( "COM=", 4 );??? //回显命令
??????????????? sendSBUF( sbuf, 2 );
??????????????? //sendSBUF( "!", 1 );
???????????????
??????????????? if(sbuf[0]>=0x80)?????? ? //第一字节是命令，如果是0X80以上，发送温度、湿度；?? 0x80以下留给DS1302
??????????????? {
??????????????????? sendSBUF( dispbuf_DS18_OUTDOOR, 3 );
??????????????????? sendSBUF( dispbuf_DS18_INDOOR, 3 );
??????????????? }
??????????????? else if(bitDS1302exist)
??????????????? {
??????????????????? switch (sbuf[0])??? ???//第一字节是0~8，则写入DS1302。?? 如果是9等，则读出DS1302
??????????????????? {
??????????????????????? case 0:? //second RAW data
??????????????????????????????? if( (sbuf[1]&0x0f)>9 || ((sbuf[1]&0xf0)>>4)>5 ) {sendSBUF("secoER!",7);break;}
??????????????????????????????? DS1302_WriteOne(DS1302_SEC_AD,sbuf[1]);
??????????????????????????????? readDS1302_and_setclock();
??????????? ??????????????????? sendSBUF("secoOK!",7);
??????????????????????????????? break;
??????????????????????? case 1:? //minute RAW data
??????????????????????????????? if( (sbuf[1]&0x0f)>9 || ((sbuf[1]&0xf0)>>4)>5 ) {sendSBUF("minuER!",7);break;}
??????????????????????????????? DS1302_WriteOne(DS1302_MIN_AD,sbuf[1]);
??????????????????????????????? readDS1302_and_setclock();
??????????????????????????????? sendSBUF("minuOK!",7);
??????????????????????????????? break;
??????????????????????? case 2:? //hour RAW data
??????????????????????????????? if(?? (sbuf[1]&0x0f)>9 ||?? ((sbuf[1]&0xf0)>>4)>2? ||???? ( ((sbuf[1]&0xf0)>>4)*10+(sbuf[1]&0x0f) )>23? ) {sendSBUF("hourER!",7);break;}
??????????????????????????????? DS1302_WriteOne(DS1302_HOUR_AD,sbuf[1]);
??????????????????????????????? readDS1302_and_setclock();
??????????????????????????????? sendSBUF("hourOK!",7);
??????????????????????????????? break;
??????????????????????? case 3:? //date RAW data
??????????????????????????????? if( ( ((sbuf[1]&0xf0)>>4)*10+(sbuf[1]&0x0f) )>31? ) {sendSBUF("dateER!",7);break;}
??????????????????????????????? DS1302_WriteOne(DS1302_DATE_AD,sbuf[1]);
??????????????????????????????? //readDS1302_and_setclock();
??????????????????????????????? sendSBUF("dateOK!",7);
??????????????????????????????? break;
??????????????????????? case 4:? //month RAW data
??????????????????????????????? if( ( ((sbuf[1]&0xf0)>>4)*10+(sbuf[1]&0x0f) )>12? ) {sendSBUF("montER!",7);break;}
??????????????????????????????? DS1302_WriteOne(DS1302_MONTH_AD,sbuf[1]);
??????????????????????????????? //readDS1302_and_setclock();
??????????????????????????????? sendSBUF("montOK!",7);
??????????????????????????????? break;
??????????????????????? case 5:? //week RAW data
??????????????????????????????? if( ( ((sbuf[1]&0xf0)>>4)*10+(sbuf[1]&0x0f) )>7? ) {sendSBUF("weekER!",7);break;}
??????????????????????????????? DS1302_WriteOne(DS1302_WEEK_AD,sbuf[1]);
??????????????????????????????? //readDS1302_and_setclock();
??????????????????????????????? sendSBUF("weekOK!",7);
??????????????????????????????? break;?
??????????????????????? case 6:? //year RAW data
??????????????????????????????? if( ( ((sbuf[1]&0xf0)>>4)*10+(sbuf[1]&0x0f) )>99? ) {sendSBUF("yearER!",7);break;}
??????????????????????????????? DS1302_WriteOne(DS1302_YEAR_AD,sbuf[1]);
??????????????????????????????? //readDS1302_and_setclock();
??????????????????????????????? sendSBUF("yearOK!",7);
??????????????????????????????? break;????????????????????????????????????????????????????????????????? ???????????????????
??????????????????????? case 7: //设置CONTROL字节? 写保护
??????????????????????????????? sbuf[1]=sbuf[1] & 0x80; //只有最高位bit7有效，其它都是0
??????????????????????????????? DS1302_WriteOne(DS1302_CONTROL, sbuf[1]);
??????????????????????????????? sendSBUF("ContOK!",7);
??????????????????????????????? break;
??????????????????????? case 8: //设置TRICKLE CHARGER字节? 充电
??????????????????????????????? DS1302_WriteOne(DS1302_CHARGER_AD, sbuf[1]);
??????????????????????????????? sendSBUF("charOK!",7);
??????????????????????????????? break;?????????????????????????
??????????????????????? default:??? //读出全部DS1302字节，并串口发送出去
??????????????????????????????? BurstRead1302(ds1302_BCDdata) ;
??????????????????????????????? ds1302_BCDdata[8]=DS1302_ReadOne(DS1302_CHARGER_AD);
??????????????????????????????? sendSBUF( ds1302_BCDdata, 9 );
??????????????????????????????? break;
??????????????????? }
??????????????? }
??????????????? else
??????????????? {
??????????????????? sendSBUF("DS1302 NOT exist!",17);
??????????????? }
??????????? }//END 二个字节处理
??????? } //END RI==1
???????
}
///
void main(void)
{
/* 测试晶振的频率，用来校准晶振的误差
AUXR = (AUXR | 0x04);? //独立波特率发生器工作在1T 模式? 0000 0100?? －－BRTCLKOUT(CLKOUT2)??????
BRT = (256-5);???????? //预置数，BRT独立波特率发生器的8位重装载值??? //输出频率= 晶振11.0592MHz/5/2=1.10592MHz?? －－BRTCLKOUT(CLKOUT2)
WAKE_CLKO = (WAKE_CLKO | 0x04);? //允许 独立波特率发生器脚BRTCLKO(CLKOUT2)（P1.0） 输出时钟频率,?? 输出频率=定时器溢出率/2
AUXR = (AUXR | 0x10);??????????? //启动独立波特率发生器开始计数工作 ??－－BRTCLKOUT(CLKOUT2)
while(1) ;?
???
*/
???
???
???
???
??? //红外状态
??? uc_ir_state=0;
??? uc_ir_heat_state=0;
??? P_IR=0;
???
???
??? uc_display_mode=0;??????????????????? //按走时模式
??? uc_display_mode_pre=uc_display_mode;
???
??? //开机是弱上拉
??? P0M1=0;??? //P0推挽
??? P0M0=0xFF;
???
??? P2M1=0;?? //P2推挽
??? P2M0=0xFF;
??? P0=0; ????? //P0接各个笔划，共阳极，接地时点亮
??? P2=0xFF;??? //P2，置1时选择数码管
???
???
??? P1M1=0;??
??? P1M0=0x08;? // 0000 1000? //空调口设成推挽（红外）
??? P1=0xF7;??? //1111 0111? 关闭空调口（红外）
???
??? P3=0xFF;? //弱上拉
??? DS1302_RST = 0;?
??? DS1302_CLK = 0;
??? Delay20ms();???????? //延时，让DS1302等外设上电复位
???
??? DS1302_SetProtect(0); ? ??????????????????//上电后要取消写保护，才能对DS1302的RAM进行写入
???
??? DS1302_WriteOne( 0xC0 , 0xAB);??????????? //测试DS1302的RAM，判断DS1302是存在
??? if (DS1302_ReadOne( 0xC0 ) == 0xAB) ???
??? {
??????? bitDS1302exist=1;
??????? DS1302_WriteOne(DS1302_CHARGER_AD,? 0);?? //取消对电池充电
??? }
??? else ?? bitDS1302exist=0;
??? if(bitDS1302exist)? readDS1302_and_setclock(); ???? //读取和设置时间
???????
??? //先显示一下，以免黑屏
??? dispbuf[4]=minute%10;
??? dispbuf[5]=minute/10;
??? dispbuf[6]=hour%10;
??? dispbuf[7]=hour/10;
??? //设置定时器T0
??? //TMOD=0x52;??? // 0101 0010 ＝? T1的GATE＝0选通，C/T选择为外部计数方式＝1，工作方式＝1 （16位计数器）;? T0的GATE选通，C/T选择为C定时方式＝0，工作方式＝2
??? TMOD = 0x22; //（定时器0和1：? GATE选通，定时方式，?? 工作方式2，自动重装，8位）
???
??? TH0=0;???? //预置数＝0
??? TL0=0;???? //从0开始计数 即：（256-0）＝256次 ，11.0592／12／256＝3600 次/S
??? TR0=1;??????? //开始计数
??? ET0=1;??????? //允许T0的中断
???
???
??? //设置定时器T1? －－用于红外遥控
??? TH1=244;???? ?? //预置数???????? //即计数12次中断一次，11.0592MHZ，即：11.0592／12／12=76.8K 次/S
??? TL1=244;???? ?? //开始计数值
??? TR1=1;??????? ? //开始计数??
??? ET1=0;???????
??? PT1=1;????? //中断优先级IP中的PT1＝1，提高中断优先级比T0高！? ?????这样T1中断可以中断掉T0中断
???
???
??? //设置 "独立波特率发生器"，用于串口 －－V2版新增
??? AUXR=AUXR | 1;? //不可位AUXR中的BIT0的S1BRS=1，即选用独立波特率发生器，定时器1得到释放！
??? SCON=0x50;? ??? //01 0 1 0000 模式1，无多处理机，允许接收，发送8位，接收8位，清TI=0,RI=0
??? BRT=250;????? ? //从0开始计数 即：（256-250）＝6次 ，11.0592／12／6/32＝4800bps，需要 波特率倍增位SMOD＝0。?? 波特率低一些，以免处理不过来
??? AUXR=AUXR | 0x10;?? //不可位AUXR中的BIT4的BRTR＝1，即允许独立波特率发生器运行
??? ES=0;?????? ????? ? //不允许串口总断???
??? EA=1;???????? //允许总中断
???
???
??? //串口接收到一个数据后，这时RI要为0，才会放入SBUF中并且自动置RI=1，否则丢弃这个数据。如果RI为1，则后续数据都丢掉了。
??? //串口发送时，就会马上发，发完自动置TI=1。如果TI=1，不影响数据发送。??
??? RI=0;?????? //清理一下串口
??? sbufnum=0;? //串口接收到的数量
??? I2C_Init();?? //HTU31D
/* 测试 红外发射信号是否正常
uc_ir_state=1;
while(1)
{
??? if(P1_0==0)
??? {
??????? SendIRdata( &g_uc_irdata[uc_ir_state][0] );
??????? uc_ir_state++;?????
??????? if(uc_ir_state>=4) uc_ir_state=0;
???????
??????? P1_0_key_waitfor_release();???? //等待按键松开
??? }
}
*/
??? while(1)??
??? {
??????? DO_PROCESS_SERIAL_COM();??? //检测串口进行通讯
??????? DO_KEY_PRESS_SETTING();???? //检测按键进入设置状态
???
??????? DO_KEY_PRESS_AIRCONTROL();?? //检测按键进行红外开关空调
??????? DO_IR_COLD_AIRCONTROL();?? //红外控制空调制冷
???????
??????? DO_IR_HEAT_AIRCONTROL();?? //红外控制空调制热
??????? TIME_PROCESS();???? ?? //走时
???????
??????? DO_WHAT_FUNC();????? //传感器检测
??? }
}
///
//中断TSR??? 中断处理时间不能超过一次计数时间277.777US
/*
中断每秒3600次，每次277.7777us。时间计算在主程序中进行。
//---注意：这个会影响软延时delay函数，执行一次如果是10us，则对于277us来说误差就是4%（实际执行时间未知）
*/
void t0(void) interrupt 1
{
??? tcnt++;
???
??? i_dowhat_interval++;?? //如果按键一直按住，则会多计数，或溢出，没关系，就是dowhat间隔时间再延长而已
???
??? mstcnt++;
???
???
??? if(bit_T0_interrupt_prohibited)??? return;??? //时序要求强的操作，则后序代码不执行
???????
???????
??? if( mstcnt>=4 )????? //计数器每计数n次，改变一次显示位（定时器是3600HZ，数码管闪烁频率＝3600／9次／8个管＝50HZ，数码管闪烁频率＝3600／4次／16个管＝56HZ）
??? {
??????? mstcnt=0;
??????? if(dispbitcnt<8)
??????? {
??????????? P0= dispcode[dispbuf[dispbitcnt]];? ??//P0输出笔划。? dispbuf中是显示数据，[0]是最右那个数码管。? dispcode中是笔划。
???????
??????????? P2= dispbitcode[dispbitcnt];???????? //P2选择哪个数码管，dispbitcode是数码管选择码，[0]是最右那个数码管
??????? }
??????? else
??????????? P2=0;?? //不显示，16管只显示8管，用于减少一半显示亮度，以免太亮
???????????
??????? dispbitcnt++;??????? //选LED的下一显示位
??????? if(dispbitcnt>=16)? dispbitcnt=0;??????????? //这里数值大，则亮度小，但闪烁。闪烁频率在25HZ，明显会闪。闪烁频率在50HZ，不闪。
??? }
???
???
??? //红外发射IR控制
??? if(g_uc_ir_time)
??? {
??????? if(g_b_ir_onoff)?? ET1=1;?? //本次发射IR? 278us
??????? else??? ET1=0;????????????? //本次不发射IR? 278us
??????? g_uc_ir_time--;
??? }
??? else??? ET1=0;?? //把红外IR关了
???????
???
??? //在设置模式中，需要进行计时
??? if(g_uc_setting_mode)??? g_ui_settingmode_timeout_cnt++;
???
}
///
//T1? －－用于红外发射38KHZ
//只进行端口翻转，处理时间要短。?? 76.8K 次/S，? 13.021us一次中断。38KHZ是26.316us周期。 1%的误差，对载波来说，没有问题。
//---这个会严重影响软延时delay函数，执行一次可能要1us，对于13us来说误差就是10%，软延时就被影响10%！！造成红外发射严重不准或其它问题
void t1(void) interrupt 3
{
??? P_IR=~P_IR;??????? //端口翻转就有了38KHZ信号
}??
//====================================================/
DELAY_STC12_WXL.H文件：
//? STC12C5A60S2 单片机 1T? 11.0592MHZ
void Delay2us()???? //@11.0592MHz
{
??? unsigned char i;
??? _nop_();
??? _nop_();
??? i = 2;
??? while (--i);
}
//
void Delay8us()???? //@11.0592MHz
{
??? unsigned char i;
??? i = 19;
??? while (--i);
}
//
void Delay10us()??????? //@11.0592MHz
{
??? unsigned char i;
??? _nop_();
??? _nop_();
??? _nop_();
??? i = 24;
??? while (--i);
}
//
void Delay80us()??????? //@11.0592MHz
{
??? unsigned char i, j;
??? _nop_();
??? _nop_();
??? _nop_();
??? i = 1;
??? j = 216;
??? do
??? {
??????? while (--j);
??? } while (--i);
}
//
void Delay600us()?????? //@11.0592MHz
{
??? unsigned char i, j;
??? _nop_();
??? _nop_();
??? i = 7;
??? j = 112;
??? do
??? {
??????? while (--j);
??? } while (--i);
}
//
void Delay1ms()???? //@11.0592MHz
{
??? unsigned char i, j;
??? _nop_();
??? i = 11;
??? j = 190;
??? do
??? {
??????? while (--j);
??? } while (--i);
}
///
void Delay20ms()??????? //@11.0592MHz
{
??? unsigned char i, j, k;
??? i = 1;
??? j = 216;
??? k = 35;
??? do
??? {
??????? do
??????? {
??????????? while (--k);
??????? } while (--j);
??? } while (--i);
}
void Delay50ms()??????? //@11.0592MHz
{
??? unsigned char i, j, k;
??? i = 3;
??? j = 26;
??? k = 223;
??? do
??? {
??????? do
??????? {
??????????? while (--k);
??????? } while (--j);
??? } while (--i);
}
///以下是红外遥控用的???????????
void Delay9ms()???? //@11.0592MHz
{
??? unsigned char i, j;
??? _nop_();
??? _nop_();
??? _nop_();
??? i = 97;
??? j = 206;
??? do
??? {
??????? while (--j);
??? } while (--i);
}
void Delay4500us()????? //@11.0592MHz
{
??? unsigned char i, j;
??? i = 49;
??? j = 101;
??? do
??? {
??????? while (--j);
??? } while (--i);
}
void Delay560us()?????? //@11.0592MHz
{
??? unsigned char i, j;
??? _nop_();
??? _nop_();
??? _nop_();
??? i = 7;
??? j = 1;
??? do
??? {
??????? while (--j);
??? } while (--i);
}
void Delay1690us()????? //@11.0592MHz
{
??? unsigned char i, j;
??? i = 19;
??? j = 42;
??? do
??? {
??????? while (--j);
??? } while (--i);
}
//====================================================/
DS18B20_WXL.H文件：
/*? 先设置端口
sbit DQ_DS18_OUTDOOR=P3^4;
sbit DQ_DS18_INDOOR=P1^4;
*/
//
unsigned char? DS18_CRC( unsigned char?? *addr, unsigned char? len)
//计算8位CRC，输入是一串字节流数据。? 数据不需要扩展CRC位的0。
//注意：这里的addr[]中是原始数据，不需要扩展的一字节0，len长度为原始数据长度！！? 重要！！
{
??? unsigned char? idata? crc = 0, inbyte, i, mix;
??? while (len--)
??? {
??????? // inbyte 存储当前参与计算的新字节
??????? inbyte = *addr++;
??????? for (i = 8; i; i--)
??????? {
??????????? mix = (crc ^ inbyte) & 0x01; // CRC寄存器最低位 与 数据的最低位 进行XOR（高位都是忽略的），看结果是1还是0，如果是1，则需要用POLY对CRC寄存器进行XOR
??????????? crc >>= 1;????? //高位移入的是0
??????????? if (mix)
??????????? {
?? ?????????????crc ^= 0x8C;?? //颠倒后的POLY
??????????? }
??????????? inbyte >>= 1;??
??????? }
??? }
??? return crc;
}
//
int? DS18_TEMP_TO_SIGNED_INT10(unsigned char? uc_DS18_temp1, unsigned char? uc_DS18_temp2) //LSB字节 , MSB字节。
//返回值：? 温度的10倍，有符号整数
//ds18b20的2个字节:? 负数是全部bit取反，再加1，比如：
//55度：0000 0011 0111 0000
//取反：1111 1100 1000 1111
//加1：1111 1100 1001 0000 得-55度
//ds18b20的低4bit是小数，需要单独处理，不能合在一起转成十进制。?? 高5bit是符号位。? 中间7bit是非小数
{
??? unsigned char? idata? uc_fraction=0;
??? int? idata? i_temp=0;
??? bit bitminus=0;
??? unsigned char? code? DS18_decimaltable[16]={0,1,1,2,3,3,4,4,5,6,6,7,8,8,9,9};? //小数换算表，二进制温度数据0001是0.0625度，即小数显示1；0010是0.125度，即小数还是显示1；...
???
??? if((uc_DS18_temp2 & 0xf8)!=0x00)???? //如果是负数
??? {??????? //是负数，2个字节合在一起整个减一，再取反，就是正数值（小数还要乘以精度）
??? ??????? //或者，2个字节合在一起整个取反再加1
??????? bitminus=1;??? //表示是负数
??? ??? uc_DS18_temp2=~uc_DS18_temp2;????
??? ??? uc_DS18_temp1=~uc_DS18_temp1;????? //取反
??? ??? uc_DS18_temp1++;???????????????? //加1
??????? if (uc_DS18_temp1==0) uc_DS18_temp2++;? //如果有进位，则要加1
??? }
???
??? uc_fraction=DS18_decimaltable[ uc_DS18_temp1 & 0x0f ];?? //查表得到小数部分
???
??? uc_DS18_temp2=uc_DS18_temp2<<4;????????
??? uc_DS18_temp2=uc_DS18_temp2 & 0x70; ??? //保证MSB其它位均为0
??? uc_DS18_temp1=uc_DS18_temp1>>4;??? //移掉LSB中的小数
??? uc_DS18_temp1=uc_DS18_temp1 & 0x0f; ??? //保证LSB其它位均为0
??? uc_DS18_temp2=uc_DS18_temp2 | uc_DS18_temp1;??? //MSB与LSB的非小数部分合并，这样就是温度的绝对值的整数值
???
??? i_temp=uc_DS18_temp2*10;
??? i_temp+=uc_fraction;
???
??? if(bitminus)??? return -i_temp;
??? else??? return i_temp;
}
/*
//
unsigned int DS18_TEMP_TO_INT(unsigned char? uc_DS18_temp1, unsigned char? uc_DS18_temp2) ? //LSB字节 , MSB字节。
//返回值 低15位＝温度绝对值的10倍。如果是负数，则最高位是1。同AM2321的表达方式
//ds18b20的2个字节: ?负数是全部bit取反，再加1，比如：
//55度：0000 0011 0111 0000
//取反：1111 1100 1000 1111
//加1：1111 1100 1001 0000 得-55度
//ds18b20的低4bit是小数，需要单独处理，不能合在一起转成十进制。?? 高5bit是符号位。
{
??? unsigned char? idata? uc_fraction=0;
??? unsigned int? idata? ui_temp=0;
??? bit bitminus=0;
??? unsigned char? idata? DS18_decimaltable[16]={0,1,1,2,3,3,4,4,5,6,6,7,8,8,9,9};? //小数换算表，二进制温度数据0001是0.0625度，即小数显示1；0010是0.125度，即小数还是显示1；...
???
??? if((uc_DS18_temp2 & 0xf8)!=0x00)???? //如果是负数
??? {??????? //是负数，2个字节合在一起整个减一，再取反，就是正数值（小数还要乘以精度）
??? ??????? //或者，2个字节合在一起整个取反再加1
??????? bitminus=1;??? //表示是负数
??? ??? uc_DS18_temp2=~uc_DS18_temp2;????
??? ??? uc_DS18_temp1=~uc_DS18_temp1;????? //取反
??? ??? uc_DS18_temp1++;???????????????? //加1
??????? if (uc_DS18_temp1==0) uc_DS18_temp2++;? //如果有进位，则要加1
??? }
???
??? uc_fraction=DS18_decimaltable[ uc_DS18_temp1 & 0x0f ];?? //查表得到小数部分
???
??? uc_DS18_temp2=uc_DS18_temp2<<4;????????
??? uc_DS18_temp2=uc_DS18_temp2 & 0x70; ??? //保证MSB其它位均为0
??? uc_DS18_temp1=uc_DS18_temp1>>4;??? //移掉LSB中的小数
??? uc_DS18_temp1=uc_DS18_temp1 & 0x0f; ??? //保证LSB其它位均为0
??? uc_DS18_temp2=uc_DS18_temp2 | uc_DS18_temp1;??? //MSB与LSB的非小数部分合并，这样就是温度的绝对值的整数值
???
??? ui_temp=uc_DS18_temp2*10;
??? ui_temp+=uc_fraction;
???
??? if(bitminus) ui_temp=ui_temp | 0x8000;????? //如果是负数，则最高位变1
???
??? return ui_temp;
}
*/
//
void SEND_TO_DS18_OUTDOOR( unsigned char? command ) //DQ_DS18_OUTDOOR表示哪一个DS1302，调用前DQ_DS18_OUTDOOR为高电平
{
??? unsigned char? idata? i;
??? for(i=0;i<8;i++)
??? {
??????? if((command & 0x01)==0)?? //command为待发送的数据。 现要发送“0”???? 60至120us之间
??????? {
??????????? DQ_DS18_OUTDOOR=0; ???? //DATA=0，DATA从高到低，表示开始传送数据（传送开始到传送完的整个时间在60-120US之内）
??????????? Delay80us();??? //延时120us（不能太大，不然就变成复位了）?? （先经过15US，然后DS18会开始检测DATA数据）
??????????? DQ_DS18_OUTDOOR=1;?? ?? //“0”发送完成，拉高 ，然后需要至少1US的恢复时间（即高电平时间）
??????????? Delay2us();
??????? }
??????? else??????????? //现要发送“1”?????? 最小 60? us
??????? {
??????????? MACRO_WXL_INTERRUPT_PROHIBITED????? //自定义宏，强时序操作时中断服务简化
??????????? DQ_DS18_OUTDOOR=0; ???? //DATA=0，DATA从高到低，表示开始传送数据（传送开始到传送完的整个时间在60-120US之内）
??????????? Delay2us(); //延时（经过15US后DS18会开始检测DATA数据，因此应尽快变1）
??????????? DQ_DS18_OUTDOOR=1; ???? //DATA=1，送出DATA值
??????????? MACRO_WXL_INTERRUPT_ALLOWED
??????????? Delay80us();??? //延时80～∝us
??????? }
??????? command=_cror_(command,1);?? //循环移位
??? }
}?? //END，调用后DQ_DS18_OUTDOOR为高电平
//
unsigned char RECEIVE_FROM_DS18_OUTDOOR( )? //DQ_DS18_OUTDOOR表示哪一个DS1302，调用前DQ_DS18_OUTDOOR为高电平
{
??? unsigned char? idata? i,temp;
??? temp=0;
??? for(i=0;i<8;i++)???
??? {
??????? temp=_cror_(temp,1);??? //移位，LSb先传送
??????? MACRO_WXL_INTERRUPT_PROHIBITED?????? //自定义宏，强时序操作时中断服务简化
??????? DQ_DS18_OUTDOOR=0;?????????????????? //DATA=0，从高到低，表示开始数据接收
??????? Delay2us();???? //开始数据接收后，需先DATA＝0至少1US进行INIT
??????? DQ_DS18_OUTDOOR=1;?????????????????? //DATA=1，以进行检测
??????? Delay8us(); //延时8us??? （开始数据接收后，DS18只输出数据15US）
??????? if(DQ_DS18_OUTDOOR==1)??? temp=temp | 0x80;?????????? //读DATA
??????? MACRO_WXL_INTERRUPT_ALLOWED
??????? Delay80us();??? //延时80～∝us??? （整个读取时间至少是60US，再加1US的恢复时间（即高电平时间)
??? }
??? return temp;
}?? //END，调用后DQ_DS18_OUTDOOR为高电平
//
bit RESET_DS18_OUTDOOR(? )? //DQ_DS18_OUTDOOR表示哪一个DS1302，调用前DQ_DS18_OUTDOOR为高电平。?? 返回0表示出错
{
??? DQ_DS18_OUTDOOR=1;
??? Delay2us();
??? if(DQ_DS18_OUTDOOR==0) return 0;
???
??? DQ_DS18_OUTDOOR=0;
??? Delay600us();?????? //延时750us
??? DQ_DS18_OUTDOOR=1;
??? Delay80us();??????? //延时80us?
??? if(DQ_DS18_OUTDOOR==1) return 0;?? //如果DS18B20有下拉，则存在DS18B20
??? Delay600us();?????? //延时670us
??? return 1;
}?? //END，调用后DQ_DS18_OUTDOOR为高电平
//
//
void SEND_TO_DS18_INDOOR( unsigned char? command )? //DQ_DS18_INDOOR表示哪一个DS1302，调用前DQ_DS18_INDOOR为高电平
{
??? unsigned char? idata? i;
??? for(i=0;i<8;i++)
??? {
??????? if((command & 0x01)==0)?? //command为待发送的数据。 现要发送“0”???? 60至120us之间
??????? {
??????????? DQ_DS18_INDOOR=0; ????? //DATA=0，DATA从高到低，表示开始传送数据（传送开始到传送完的整个时间在60-120US之内）
??????????? Delay80us();??? //延时120us（不能太大，不然就变成复位了）?? （先经过15US，然后DS18会开始检测DATA数据）
??????????? DQ_DS18_INDOOR=1;?? ??? //“0”发送完成，拉高 ，然后需要至少1US的恢复时间（即高电平时间）
??????????? Delay2us();
??????? }
??????? else??????????? //现要发送“1”?????? 最小 60? us
??????? {
??????????? MACRO_WXL_INTERRUPT_PROHIBITED??? //自定义宏，强时序操作时中断服务简化
??????????? DQ_DS18_INDOOR=0; ????? //DATA=0，DATA从高到低，表示开始传送数据（传送开始到传送完的整个时间在60-120US之内）
??????????? Delay2us(); //延时（经过15US后DS18会开始检测DATA数据，因此应尽快变1）
??????????? DQ_DS18_INDOOR=1; ????? //DATA=1，送出DATA值
??????????? MACRO_WXL_INTERRUPT_ALLOWED
??????????? Delay80us();??? //延时80～∝us
??????? }
??????? command=_cror_(command,1);?? //循环移位
??? }
}?? //END，调用后DQ_DS18_INDOOR为高电平
//
unsigned char RECEIVE_FROM_DS18_INDOOR( )?? //DQ_DS18_INDOOR表示哪一个DS1302，调用前DQ_DS18_INDOOR为高电平
{
??? unsigned char? idata? i,temp;
??? temp=0;
??? for(i=0;i<8;i++)???
??? {
??????? temp=_cror_(temp,1);??? //移位，LSb先传送
??????? MACRO_WXL_INTERRUPT_PROHIBITED???? //自定义宏，强时序操作时中断服务简化
??????? DQ_DS18_INDOOR=0;?????????????????? //DATA=0，从高到低，表示开始数据接收
??????? Delay2us();???? //开始数据接收后，需先DATA＝0至少1US进行INIT
??????? DQ_DS18_INDOOR=1;?????????????????? //DATA=1，以进行检测
??????? Delay8us(); //延时8us??? （开始数据接收后，DS18只输出数据15US）
??????? if(DQ_DS18_INDOOR==1)??? temp=temp | 0x80;?????????? //读DATA
??????? MACRO_WXL_INTERRUPT_ALLOWED
??????? Delay80us();??? //延时80～∝us??? （整个读取时间至少是60US，再加1US的恢复时间（即高电平时间)
??? }
??? return temp;
}?? //END，调用后DQ_DS18_INDOOR为高电平
//
bit RESET_DS18_INDOOR(? )?? //DQ_DS18_INDOOR表示哪一个DS1302，调用前DQ_DS18_INDOOR为高电平。?? 返回0表示出错
{
??? DQ_DS18_INDOOR=1;
??? Delay2us();
??? if(DQ_DS18_INDOOR==0) return 0;
???
??? DQ_DS18_INDOOR=0;
??? Delay600us();?????? //延时750us
??? DQ_DS18_INDOOR=1;
??? Delay80us();??????? //延时80us?
??? if(DQ_DS18_INDOOR==1) return 0;?? ? //如果DS18B20有下拉，则存在DS18B20
??? Delay600us();?????? //延时670us
??? return 1;
}?? //END，调用后DQ_DS18_INDOOR为高电平
//====================================================/
I2C_HTU31D.H文件：
//根据别人的程序修改的
void I2C_Delay(unsigned char t)
{
??? while(t--)
??? {
??? ??? Delay10us();
??? }
}
/*================================================================
【名 称】unsigned char I2CWRByte(unsigned char WriteData)
【功 能】I2C写一个字节数据，返回ACK或者NACK
【备 注】从高到低，依次发送
================================================================*/
unsigned char I2C_WriteByte(unsigned char?? WriteData)
{
??? unsigned char idata i;
??? //SCL = 0;??????????????? //写之前，SCL、SDA已经是0
??? for(i = 0;i < 8;i++)?????? //第1~8位，写给对方,? MSb先发
??? {
??????? I2C_Delay(10);?? //稳定SCL低电平
??????? if(WriteData & 0x80)??????????? SDA = 1;???
??????? else??????????? SDA = 0;
??????? I2C_Delay(40);?? //稳定SDA
???????
??????? SCL = 1;??? ?????? //输出SDA稳定后，拉高SCL给出上升沿，从机检测到后进行数据采样
??????? I2C_Delay(50);?? //高电平500us
??????? SCL = 0;
???????????
??????? WriteData <<= 1;
??? }
???
??? I2C_Delay(10);???? //稳定SCL低电平
??? SDA = 1;
??? I2C_Delay(40);
???
??? SCL = 1;???????????????? //第9位，读对方发来的是ACK还是NACK。?? 注意： I2C里，回应ACK是SDA拉低电平，NACK是释放SDA（高电平）！！对于主机设备、外设都是这样！！
??? I2C_Delay(50);
??? if( SDA )?? i=1;??????? ??? //SDA为高，收到NACK
??? else ?????? i=0;??? ??????? //SDA为低，收到ACK
??? SCL = 0;
???
??? //_nop_(); _nop_(); ?? _nop_(); ?? _nop_();
??? I2C_Delay(1);??????????????????????????? //稳定SCL低电平
??? SDA=0;??????????????????????????????????? //返回时，SCL、SDA都是0
??? return i;
}
/*================================================================
【名 称】unsigned char I2CRDByte(unsigned char AckValue)
【功 能】I2C读一个字节数据，入口参数用于控制应答状态，ACK或者NACK
【备 注】从高到低，依次接收
================================================================*/
unsigned char I2C_ReadByte(unsigned char?? AckValue)
{
??? unsigned char idata i;
??? unsigned char idata ReadData = 0;
???
??? ?//读之前，SCL、SDA已经是0
??? ?
??? SDA = 1;??????????? //释放SDA
???
??? for(i = 0;i < 8;i++)
??? {
???????
??????? I2C_Delay(50);? //稳定SCL低电平???
???????
??????? SCL = 1;??????? ?????? //SCL上升沿
??????? I2C_Delay(50);? ?? //延时SCL高电平500us等待信号稳定??? 注：在后期测比较好，相当于速率更慢，SDA信号更稳定
??????? ReadData <<= 1;
??????? if(SDA == 1) ?????? //采样获取数据????? 数据是MSB最高字节在先、MSb最高位在先
??????????? ReadData |= 0x01;
??????? else
??????????? ReadData &= 0xfe;
??????? SCL = 0;?? ????
??? }??
???
??? I2C_Delay(10);??? //稳定SCL低电平
??? SDA = AckValue; ? //应答状态
??? I2C_Delay(40);
??? SCL = 1;??
? I2C_Delay(50);?????????
? SCL = 0;
??? I2C_Delay(1);
??? SDA=0;?????????????????????????? //返回时，SCL、SDA都是0
???
??? return ReadData;
}
/*================================================================
【名 称】void I2CStart(void)
【功 能】I2C启动信号
【备 注】SCL、SDA同为高，SDA跳变成低之后，SCL跳变成低
================================================================*/
void I2C_Start(void)
{
? ? SDA = 1;
? ? I2C_Delay(1);
? ? SCL = 1;
? ? I2C_Delay(20);?????? // SCL高电平200us
? ? SDA = 0;
? ? I2C_Delay(10);?????? // SCL高电平100us
? ? SCL = 0;
? ? I2C_Delay(1);??????? //返回时，SCL、SDA都是0
}
/*================================================================
【名 称】void I2CStop(void)
【功 能】I2C停止信号
【备 注】SCL、SDA同为低，SCL跳变成高之后，SDA跳变成高
================================================================*/
void I2C_Stop(void)
{
??????? //之前，SCL、SDA已经是0
??????? I2C_Delay(10);??????? // SCL低电平500us
??????? SDA = 0;
??????? I2C_Delay(40);
???????
? ? SCL = 1;
? ? I2C_Delay(10);?????? // SCL高电平100us
? ? SDA = 1;?????????????? //返回时，SCL、SDA都是0
}
/*================================================================
【名 称】void I2C_Init(void)
【功 能】I2C初始化，空闲状态
================================================================*/
void I2C_Init(void)
{
??? unsigned char idata? i;
??? for(i = 0;i < 99;i++)?????? //做99次，如果 外设 有发送什么数据什么的，可以让它全部发完
??? {
??? I2C_Start();
??? I2C_Stop();
??? }
}
/
unsigned char HTU31D_conversion( unsigned char addr )??? //返回? 0表示HTU回应错误，? 1表示成功
{
???
??? I2C_Start();
???
??? if(I2C_WriteByte( addr<<1 ) == 0)?? //发送地址+wr,? addr接GND是0x40，接VCC是0x41,? wr是LSB位是0。?? HTU会反馈ACK0
??? {
??????? if(I2C_WriteByte( 0x5E ) == 0)?? //发送精度要求, 按最大精度,? 01011110= 0x5E。?? HTU会反馈ACK0
??????? {
??????????? I2C_Stop();
??????????? return 1;?? //成功
??????? }
??? }
??? I2C_Stop();
??? return 0;? //不成功
}
unsigned char? CRC_noadd0(unsigned char?? ?*addr, unsigned char??? len)??
//计算8位CRC，输入是一串字节流数据。? 按变种计算方式，数据不需要扩展CRC位的0，可以扩展CRC值。
//注意：这里的addr[]中是原始数据，不需要扩展的一字节0，len长度为原始数据长度！！? 重要！！
//注意：这里的addr[]中可以扩展一字节CRC值，len长度为原始数据长度+1，这样计算出来CRC值就是0。
{
??? unsigned char? idata?? crc = 0, inbyte, i;
??? while (len--)
??? {
??????? // inbyte 存储当前参与计算的新字节
??????? inbyte = *addr++;
??????? for (i = 8; i; i--)
??????? {
??????? ??? ?//CRC寄存器移出的高位与待测数据移出的高位相XOR，是1则要把CRC寄存器XOR
??????? ??? if(??? (crc & 0x80) ^ (inbyte & 0x80)? )
??????? ??? {
??????? ??????????? crc<<=1;
? ????????????????? crc^=0x31; ????????????????????????????
??????? ??? }
??????? ??? else
??????? ??????? ??crc<<=1;
??????? ???????
??????????????????? inbyte<<=1;
??????? }
??? }
??? return crc;
}
unsigned char HTU31D_CRC(unsigned char? MSB,? unsigned char LSB,?? unsigned char?? CRC)????? //HTU31D发送数据是MSB最高字节在先、MSb最高位在先，计算CRC也这样
{
??? unsigned char? idata? ucdata[3];
??? ucdata[0]=MSB;
??? ucdata[1]=LSB;
??? ucdata[2]=CRC;
??? return CRC_noadd0(ucdata, 3);
}
unsigned char HTU31D_readTRH(int?? *wendu,? int?? *shidu,? unsigned char addr )???? //返回0表示HTU回应错误，? 1表示成功。?? 值低15位＝ 温度或湿度 绝对值的10倍。如果是负数，则最高位是1。
{
???
??? unsigned char idata MSB, LSB, CRC;
??? unsigned int idata temp;
??? float idata ftemp;
???
??? I2C_Start();
???
??? if(I2C_WriteByte( addr<<1 ) == 0)?? //发送地址+wr,? addr接GND是0x40，接VCC是0x41,? wr是LSB位是0。?? HTU会反馈ACK0
??? {
??????? if(I2C_WriteByte( 0 ) == 0)?? //发送Read T & RH。?? HTU会反馈ACK0
??????? {
??????????? I2C_Stop();
??????????? I2C_Start();
??????????? if(I2C_WriteByte( (addr<<1) + 1 ) == 0)?? //发送地址+rd,? addr接GND是0x40，接VCC是0x41,? rd是LSB位是1。?? HTU会反馈ACK0
??????????? {
??????????????? MSB = I2C_ReadByte(0);??? //读取温度MSB，并发送ACK0来确认
??????????????? LSB = I2C_ReadByte(0);???? //读取温度LSB，并发送ACK0来确认
??????????????? CRC = I2C_ReadByte(0);????????? //读取CRC，并发送ACK0来确认
??????????????? if(HTU31D_CRC(MSB,LSB,CRC))????????? //CRC出错
??????????????? {
??????????????????? *wendu=1200;
??????????????? }??????
??????????????? else??? //CRC正常
??????????????? {
??????????????????? temp = MSB;
??????????????????? temp<<=8;
??????????????????? temp += LSB;
???????????????????
??????????????????? ftemp= -40. + 165. * ( (float)temp / 65535. ) ;??????? //温度:T ℃= -40 + 165 * ST / 65535??? ,float 约精确到6位数，可以满足???????????????
??????????????????? if(ftemp>=0)
??????????????????????? *wendu=? (int)(? (ftemp+0.05) *10.);?????????????? //四舍五入?
??????????????????? else
??????????????????????? *wendu=? (int)(? (ftemp-0.05) *10.);?????????????????
??????????????? }
???????????????
??????????????? MSB = I2C_ReadByte(0);??? //读取湿度MSB，并发送ACK0来确认
??????????????? LSB = I2C_ReadByte(0);???? //读取湿度LSB，并发送ACK0来确认
??????????????? CRC = I2C_ReadByte(1);????????? //读取CRC，并发送 NACK1 来确认要停止了
??????????????? I2C_Stop();
??????????????? if(HTU31D_CRC(MSB,LSB,CRC))????????? //CRC出错
??????????????? {
??????????????????? *shidu=1200;
??????????????? }??????
??????????????? else??? //CRC正常??????????????
??????????????? {
??????????????????? temp = MSB;
??????????????????? temp<<=8;
??????????????????? temp += LSB;
??????????????????? *shidu=(int)( (100.*( (float)temp / 65535.) + 0.05) *10. ) ;?? //四舍五入???? //湿度: RH%= 100 * SRH / 65535?? ,float 约精确到6位数，可以满足
??????????????? }
???????????????
??????????????? //在主程序判断数值是否异常。比如温度值太大，说明数据异常
???????????????
??????????????? return 1;? //成功
??????????? }
??????? }
??? }
??? I2C_Stop();
??? return 0;? //不成功
}
//====================================================/
DS1302_wxl.H文件：
/********************************************************************
文件名称: DS1302.H
创建人：kuloqiu
描述：
?? 完成于2010.9.9 硬件测试通过
********************************************************************/????
//硬件接口定义
/*
sbit DS1302_CLK=P1^5;?
sbit DS1302_IO=P1^6;?
sbit DS1302_RST=P1^7;
*/
//DS1302内部寄存器地址
#define DS1302_SEC_AD??? 0x80 //秒数据地址?? //秒寄存器地址?? 1000 000X??? BIT0是1表示读，是0表示写。? BIT7恒为1。?? BIT6是1表示内存RAM区，0表示CLOCK区。
#define DS1302_MIN_AD?? 0x82 //分数据地址
#define DS1302_HOUR_AD?? 0x84 //时数据地址
#define DS1302_DATE_AD??? 0x86 //日数据地址
#define DS1302_MONTH_AD?? 0x88 //月数据地址
#define DS1302_WEEK_AD??? 0x8A //星期数据地址???
#define DS1302_YEAR_AD??? 0x8C //年数据地址
#define DS1302_CONTROL??? 0x8E //WP写保护控制
#define DS1302_CHARGER_AD 0x90 //充电涓电流????????????????? 1001 000X
//传输方式
#define DS1302_NWCLOCK??? 0xBE?? //多字节突发方式写时钟
#define DS1302_NRCLOCK??? 0xBF?? //多字节突发方式读时钟
#define DS1302_NWRAM??? 0xFE?? //多字节突发方式写RAM
#define DS1302_NRRAM??? 0xFF?? //多字节突发方式读RAM
#define DS1302_RAM(X) (0xC0+(X)*2)?? //用于计算 RAM 地址的宏。? 1100 000X? ~ 1111 111X? ，即 写C0/读C1、写C2/读C3、写C4/读C5、 ~? 写FE/读FF ，即地址按C0、C2、C4。。。再赋BIT0
#define BCD(X) ((X/10)<<4|(X%10))???? //数值? 转成 BCD格式
//地址命令0位
#define DS1302_READ?????? 0X01 //读
#define DS1302_WRITE????? 0X00 //写
//函数定义
extern void DS1302_innerWriteByte(unsigned char cdata);
extern unsigned char DS1302_innerReadByte();
extern void DS1302_WriteOne(unsigned char address,unsigned char cdata);
extern unsigned char DS1302_ReadOne(unsigned char address);
extern void DS1302_SetProtect(bit flag);
extern void DS1302_SetRtc(unsigned char *tible);
extern void DS1302_ReadRtc(unsigned char *timeread);
extern void Display_TimePROESS(unsigned char dplay[8],unsigned char *tible);?
extern void DS1302_NReadRam(unsigned char *rstr);
extern void DS1302_NWriteRam(unsigned char *wstr);
/********************************************************************
文件名称: DS1302.c
********************************************************************/?
void DS1302delay(void )
{
_nop_();
_nop_();
_nop_();
_nop_();
???
}
void DS1302_innerWriteByte(unsigned char cdata) //实时时钟写入一字节(内部函数)，调用时需要CLK=0，返回时CLK=0, IO=1
//写入DS1302是CLK=0时准备数据，上升沿写入；
//读取DS1302是CLK下降沿后的CLK=0时可以读
{
??? unsigned char? idata? i;
??? unsigned char? idata? acc;
??? acc = cdata;
??? for(i=8; i>0; i--)
?? ?{
??????? DS1302_IO? =acc & 1;??????????? //低位先传送
??????? DS1302delay();????????????????????????????? //（进入时，CLK先进行延时一下）
??????? DS1302_CLK = 1;??????? //上升沿写入
??????? DS1302delay();
??????? DS1302_CLK = 0;???????????????
??????? acc = acc >> 1;
??? }
??? DS1302_IO? =1;
}? //返回时CLK=0，IO=1，没有延时一下
unsigned char? DS1302_innerReadByte() //实时时钟读取一字节(内部函数)，调用时需要CLK=0，数据IO处于可读状态，返回时CLK=0, IO=1
//写入DS1302是CLK=0时准备数据，上升沿写入；
//读取DS1302是CLK下降沿后的CLK=0时可以读
{
??? unsigned char? idata? i;
??? unsigned char? idata ?acc,temp;
??? for(i=8; i>0; i--)
??? {???
??????? acc = acc >>1;??????????? //低位先传送
??????? DS1302_IO=1;
??????? DS1302delay();?????????????????????????????????? //（进入时，CLK先进行延时一下）
??????? temp=DS1302_IO;????????? //先读数，再 CLK 上升沿
??????? acc = (temp<<7) | acc;
??????? DS1302_CLK = 1;
??????? DS1302delay();
??????? DS1302_CLK = 0;?????????
??? }
??? return(acc);
}? //返回时CLK=0，IO=1，没有延时一下
/********************************************************************
函数名称: DS1302_WriteOne(unsigned char address,unsigned char cdata)
函数功能: 向指定地址写单个数据
输入参数: address要写入对象的地址， cdata 要写的数据
输出参数：?????
********************************************************************/
void DS1302_WriteOne(unsigned char address,unsigned char cdata)
//ucAddr: DS1302地址,?? ucData: 要写的数据
{
? ??DS1302_RST = 0;
??? DS1302_CLK = 0;
??? DS1302delay();??? //RST变上升要有1us以上间隔
??? DS1302_RST = 1;
???
??? DS1302_innerWriteByte(address & 0xFE);?????? // 地址 | "写命令"?? BIT0是0
??? DS1302_innerWriteByte(cdata);?????? // 写1Byte数据
???
??? DS1302delay();????? //延时一下CLK低电平
??? DS1302_CLK = 0;??
??? DS1302_RST = 0;
}
/********************************************************************
函数名称: DS1302_ReadOne(unsigned char address)
函数功能: 向指定地址读出单个数据
输入参数: address要读出对象的地址
输出参数：?????
********************************************************************/
unsigned char DS1302_ReadOne(unsigned char address) //读取DS1302某地址的数据
{
??? unsigned char? idata? ucData;
??? DS1302_RST = 0;
??? DS1302_CLK = 0;
??? DS1302delay();??? //RST变上升要有1us以上间隔
? ??DS1302_RST = 1;
???
??? DS1302_innerWriteByte(address | 0x01);??????? // 地址 | "读命令"??? BIT0是1
??? ucData = DS1302_innerReadByte();???????? // 读1Byte数据
???
??? DS1302delay();??????? //延时一下CLK低电平
??? DS1302_CLK = 0;
??? DS1302_RST = 0;
??? return(ucData);
}
/********************************************************************
函数名称: DS1302_SetProtect(bit flag)
函数功能: wp保护开关
输入参数: flag：1保护，0不保护
输出参数：?????
********************************************************************/
void DS1302_SetProtect(bit flag)??????? //是否写保护?
{
if(flag)
?? DS1302_WriteOne(DS1302_CONTROL,0x80);??? //DS1302_CONTROL=0x8E，WP写保护
else
?? DS1302_WriteOne(DS1302_CONTROL,0x00);
}
/********************************************************************
函数名称: DS1302_SetRtc(unsigned char *settime)
函数功能: 设置实时时钟
输入参数: *settime：设置的具体时间数组首地址
输出参数：?????
********************************************************************/
/* 未使用
void DS1302_SetRtc(unsigned char *settime)??
{
unsigned char i;
unsigned char tible[7];
for(i=0;i<7;i++)
{??????
?? tible[i]=BCD(settime[i]); //BCD转换
}
DS1302_SetProtect(0);?? //关写保护
DS1302_WriteOne((DS1302_YEAR_AD|DS1302_WRITE),tible[6]);?? //年
DS1302_WriteOne((DS1302_WEEK_AD|DS1302_WRITE),tible[5]);?? //周
DS1302_WriteOne((DS1302_MONTH_AD|DS1302_WRITE),tible[4]); //月
DS1302_WriteOne((DS1302_DATE_AD|DS1302_WRITE),tible[3]); //日
DS1302_WriteOne((DS1302_HOUR_AD|DS1302_WRITE),tible[2]); //时
DS1302_WriteOne((DS1302_MIN_AD|DS1302_WRITE),tible[1]); //分
DS1302_WriteOne((DS1302_SEC_AD|DS1302_WRITE),tible[0]); //秒
//DS1302_SetProtect(1);?? //开写保护
}
*/
/********************************************************************
函数名称: DS1302_ReadRtc(unsigned char *timeread)
函数功能: 读取时钟
输入参数: *timeread：读到的时间数据存放的地址
输出参数：?????
********************************************************************/
/* 未使用
void DS1302_ReadRtc(unsigned char *timeread)
{????
timeread[6]=DS1302_ReadOne(DS1302_YEAR_AD);
timeread[5]=DS1302_ReadOne(DS1302_WEEK_AD);
timeread[4]=DS1302_ReadOne(DS1302_MONTH_AD);
timeread[3]=DS1302_ReadOne(DS1302_DATE_AD);
timeread[2]=DS1302_ReadOne(DS1302_HOUR_AD);
timeread[1]=DS1302_ReadOne(DS1302_MIN_AD);
timeread[0]=DS1302_ReadOne(DS1302_SEC_AD);
}
*/
/********************************************************************
函数名称: Display_TimePROESS(unsigned char dplay[8],unsigned char tible[7])
函数功能: 处理显示的数据 __仅显示时分秒 ，因为时间寄存器内存放的是BCD码
输入参数: dplay[8]：处理后的数据?? tible[7]：读到后未处理的数据
输出参数：????????
********************************************************************/
/* 未使用
void Display_TimePROESS(unsigned char dplay[8],unsigned char tible[7]) //BCD分成两部分转十六进制
{
dplay[0]=tible[2]/16; //时
dplay[1]=tible[2]%16;
dplay[2]=10;
dplay[3]=tible[1]/16; //分
dplay[4]=tible[1]%16;
dplay[5]=10;
dplay[6]=tible[0]/16; //秒
dplay[7]=tible[0]%16;
}???
*/
/********************************************************************
函数名称: DS1302_NReadRam(unsigned char *rstr)
函数功能: 多字节突发模式读RAM，
??? DS1302_NRRAM 一次可进行31个片内RAM单元读
输入参数: *rstr：存放读到的N个数据
输出参数：????????
********************************************************************/
void DS1302_NReadRam(unsigned char *rstr)
{
unsigned char? idata? i;
DS1302_RST=0;
DS1302_CLK=0;
DS1302delay();??? //RST变上升要有1us以上间隔
DS1302_RST=1;???????
DS1302_innerWriteByte(DS1302_NRRAM);?? // 写0xFF，多字节突发方式读RAM
for(i=0;i<31;i++)???? //连续31 字节
{
?? *rstr=DS1302_innerReadByte() ;
?? rstr++;
}
DS1302delay();??????? //延时一下CLK低电平
DS1302_RST=0;
DS1302_CLK=0;
}
/********************************************************************
函数名称: DS1302_NReadRam(unsigned char *rstr)
函数功能: 多字节突发模式写RAM，
??? DS1302_NRRAM 一次可进行31个片内RAM单元写
输入参数: *wstr：要被写入的N个数据
输出参数：????????
********************************************************************/
void DS1302_NWriteRam(unsigned char *wstr)
{
unsigned char? idata? i;
unsigned char? idata? *tmpstr;??
tmpstr=wstr ;
DS1302_SetProtect(0);?? //关写保护
DS1302_RST=0;
DS1302_CLK=0;
DS1302delay();??? //RST变上升要有1us以上间隔
DS1302_RST=1;
DS1302_innerWriteByte(DS1302_NWRAM);?? //写 0xFE ，多字节突发方式写RAM
for(i=0;i<31;i++)???? //连续31 字节
{
?? DS1302_innerWriteByte(*tmpstr) ;??????
?? tmpstr++;
}
DS1302delay();????? //延时一下CLK低电平
DS1302_RST=0;
DS1302_CLK=0;
//DS1302_SetProtect(1);?? //开写保护
}
//
void BurstWrite1302(unsigned char *pWClock)? //往DS1302写入时钟数据(多字节方式)
{
??? unsigned char? idata? i;
???
??? DS1302_SetProtect(0);?? //关写保护
???
??? DS1302_RST = 0;
??? DS1302_CLK = 0;
??? DS1302delay();??? //RST变上升要有1us以上间隔
??? DS1302_RST = 1;
???
??? DS1302_innerWriteByte(0xbe);???????? // 0xbe为时钟多字节写时钟命令
??? for (i = 8; i>0; i--)???????? //8Byte = 7Byte 时钟数据 + 1Byte 控制?????? //时钟块写时，必须至少写8个字节。
??? {
??????? DS1302_innerWriteByte(*pWClock);? // 写1Byte数据?? //返回时CLK=0
??????? pWClock++;
??? }
???
??? DS1302delay();????? //延时一下CLK低电平
??? DS1302_CLK = 0;
??? DS1302_RST = 0;???? //? RST? 0＝复位? 1＝运行
} ? //返回时? RST=0
//
void BurstRead1302(unsigned char *pRClock) //读取DS1302时钟数据(时钟多字节方式)
{
??? unsigned char? idata? i;
???
??? DS1302_RST = 0;???????????? //? RST? 0＝复位? 1＝运行。复位后都是先写
??? DS1302_CLK = 0;???? //? CLK
??????????? //写入DS1302是CLK=0时准备数据，上升沿写入；
??????????? //读取DS1302是CLK下降沿后的CLK=0时可以读
??? DS1302delay();??? //RST变上升要有1us以上间隔
??? DS1302_RST = 1;???????????? //? RST? 0＝复位? 1＝运行
???
??? DS1302_innerWriteByte(0xbf);? ????? // 0xbf:?? 时钟多字节读命令
??? for (i=8; i>0; i--)
??? {
?????? *pRClock = DS1302_innerReadByte();?? // 读1Byte数据??? //返回时CLK=0
?????? pRClock++;
??? }
???
??? DS1302delay();????? //延时一下CLK低电平
??? DS1302_CLK = 0;
??? DS1302_RST = 0;???? //? RST? 0＝复位? 1＝运行
}?????? //返回时? RST=0
//
void? wxl_BCDToStr(unsigned char? *ds1302_BCDdata,? char? *ds1302_strtime)???? //ds1302_strtime[18]时间字串，用于串口输出。时间18字节。
{
ds1302_strtime [0] = ((ds1302_BCDdata[6]>>4) & 0x0F) + '0';? //年
ds1302_strtime [1] = ((ds1302_BCDdata[6]) & 0x0F) + '0';
ds1302_strtime [2] ='.';
ds1302_strtime [3] = ((ds1302_BCDdata[4]>>4) & 0x0F) + '0';? //月
ds1302_strtime [4] = ((ds1302_BCDdata[4]) & 0x0F) + '0';
ds1302_strtime [5] ='.';
ds1302_strtime [6] = ((ds1302_BCDdata[3]>>4) & 0x0F) + '0';? //日
ds1302_strtime [7] = ((ds1302_BCDdata[3]) & 0x0F) + '0';
ds1302_strtime [8] =' ';
ds1302_strtime [9] = ((ds1302_BCDdata[2]>>4) & 0x0F) + '0';? //时
ds1302_strtime [10] = ((ds1302_BCDdata[2]) & 0x0F) + '0';
ds1302_strtime [11] =':';
ds1302_strtime [12] = ((ds1302_BCDdata[1]>>4) & 0x0F) + '0';? //分
ds1302_strtime [13] = ((ds1302_BCDdata[1]) & 0x0F) + '0';
ds1302_strtime [14] =':';
ds1302_strtime [15] = ((ds1302_BCDdata[0]>>4) & 0x0F) + '0';? //秒
ds1302_strtime [16] = ((ds1302_BCDdata[0]) & 0x0F) + '0';
ds1302_strtime [17] =0;
}
?