主函数代码部分：
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#include "stm32f10x.h" ? ? ? ? ? ? ? ? ?// Device header
#include "Delay.h"
#include "OLED.h"
#include "Serial.h"
#include "LED.h"
#include "string.h"
int main(void)
{
?? ?OLED_Init();
?? ?Serial_Init();
?? ?OLED_ShowString(1,1,"TxPacket");
?? ?OLED_ShowString(3,1,"RxPacket");
?? ?
?? ?
?? ?while (1)
?? ?{
?? ??? ?if(Serial_RxFlag==1)
?? ??? ?{
?? ??? ??? ?OLED_ShowString(4, 1, " ? ? ? ? ? ? ? ?");
?? ??? ??? ?OLED_ShowString(4, 1, Serial_RxPacket);
?? ??? ??? ?if(strcmp(Serial_RxPacket,"LED_ON")==0)
?? ??? ??? ?{
?? ??? ??? ??? ?LED1_ON();
?? ??? ??? ??? ?Serial_SendString("LED_ON_OK\r\n");
?? ??? ??? ??? ?OLED_ShowString(2,1," ? ? ? ? ");
?? ??? ??? ??? ?OLED_ShowString(2,1,"LED_ON_OK");
?? ??? ? ?}
?? ??? ??? ?else if(strcmp(Serial_RxPacket,"LED_OFF")==0)
?? ??? ??? ?{
?? ??? ??? ??? ?LED1_ON();
?? ??? ??? ??? ?Serial_SendString("LED_OFF_OK\r\n");
?? ??? ??? ??? ?OLED_ShowString(2,1," ? ? ? ? ");
?? ??? ??? ??? ?OLED_ShowString(2,1,"LED_OFF_OK");
?? ??? ? ?}
?? ??? ??? ?else
?? ??? ??? ?{
?? ??? ??? ??? ?Serial_SendString("ERROR\r\n");
?? ??? ??? ??? ?OLED_ShowString(2,1," ? ? ? ? ");
?? ??? ??? ??? ?OLED_ShowString(2,1,"ERROR");
?? ??? ? ?}
?? ??? ?Serial_RxFlag = 0;
?? ?}
?}
}
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Serual代码函数：
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#include "stm32f10x.h" ? ? ? ? ? ? ? ? ?// Device header
#include <stdio.h>
#include <stdarg.h>
uint8_t Serial_RxFlag;
uint8_t Serial_RxPacket[100];//接收库函数USART_Serial_ReceiveData(USART1)的值，
void Serial_Init(void)
{
?? ?RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1,ENABLE);
?? ?RCC_APB1PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE);
?? ?
?? ?GPIO_InitTypeDef GPIO_InitStruct;
?? ?GPIO_InitStruct.GPIO_Mode=GPIO_Mode_AF_PP;
?? ?GPIO_InitStruct.GPIO_Pin=GPIO_Pin_9;
?? ?GPIO_InitStruct.GPIO_Speed=GPIO_Speed_50MHz;
?? ?GPIO_Init(GPIOA,&GPIO_InitStruct);
?? ?GPIO_InitStruct.GPIO_Mode=GPIO_Mode_IPU;
?? ?GPIO_InitStruct.GPIO_Pin=GPIO_Pin_10;
?? ?GPIO_InitStruct.GPIO_Speed=GPIO_Speed_50MHz;
?? ?GPIO_Init(GPIOA,&GPIO_InitStruct);
?? ?
?? ?USART_InitTypeDef USART_InitStruct;
?? ?USART_InitStruct.USART_BaudRate=9600;
?? ?USART_InitStruct.USART_HardwareFlowControl=USART_HardwareFlowControl_None;
?? ?USART_InitStruct.USART_Mode=USART_Mode_Tx;
?? ?USART_InitStruct.USART_Parity=USART_Parity_No;
?? ?USART_InitStruct.USART_StopBits=1;
?? ?USART_InitStruct.USART_WordLength=0;
?? ?USART_Init(USART1,&USART_InitStruct);
?? ?
?? ?USART_ITConfig(USART1,USART_IT_RXNE,ENABLE);
?? ?NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
?? ?
?? ?NVIC_InitTypeDef NVIC_InitStruct;
?? ?NVIC_InitStruct.NVIC_IRQChannel=USART1_IRQn;
?? ?NVIC_InitStruct.NVIC_IRQChannelCmd=ENABLE;
?? ?NVIC_InitStruct.NVIC_IRQChannelPreemptionPriority=1;
?? ?NVIC_InitStruct.NVIC_IRQChannelSubPriority=1;
?? ?NVIC_Init(&NVIC_InitStruct);
?? ?USART_Cmd(USART1,ENABLE);
?? ?
}
void Serial_SendByte(uint8_t Byte)
{
?? ?USART_SendData(USART1,Byte);
?? ?while(USART_GetFlagStatus(USART1,USART_FLAG_TXE)==RESET);
}
void Serial_SendArray(uint8_t *Array,uint16_t Lenth)
{
?? ?uint8_t i;
?? ?for(i=0;i<Lenth;i++)
?? ?{
?? ??? ?USART_SendData(USART1,Array[i]);
?? ?}
}
void Serial_SendString(char*String)
{
?? ?uint8_t i;
?? ?for(i=0;String[i]!= '\0';i++)
?? ?{
?? ??? ?Serial_SendByte(String[i]);
?? ?}
}
uint32_t ?Serial_Pow(uint16_t x,uint16_t y)
{
?? ?uint32_t Return;
?? ?while(y--)
?? ?{
?? ??? ?Return*=x;
?? ?}
?? ??? ?return Return;
}
void Serial_SendNumber(uint32_t Number,uint8_t Lenth)
{
?? ?uint8_t i;
?? ?for(i=0;i<Number;i++)
?? ?{
?? ??? ?USART_SendData(USART1,Number/Serial_Pow(10,Lenth-1-i)%10+0x40);
?? ?}
}
//接收数据
void USART1_IRQHandler(void)
{
?? ?static uint8_t RxState=0;//分情况判断
?? ?static uint8_t pRxPacket=0;//数组下标判断
?? ?if(USART_GetITStatus(USART1,USART_IT_RXNE)==SET)
?? ?{
?? ??? ?uint8_t RxData=USART_ReceiveData(USART1);
?? ??? ?if(RxState==0)
?? ??? ?{
?? ??? ??? ?if(RxData=='@'&&Serial_RxFlag==0)
?? ??? ??? ?{
?? ??? ??? ??? ?RxState=1;
?? ??? ??? ??? ?pRxPacket=0;
?? ??? ??? ?}
?? ??? ?}
?? ??? ?else if(RxState==1)
?? ??? ?{
?? ??? ??? ?if(RxData=='\r')
?? ??? ??? ??? ?RxState=2;
?? ??? ??? ?else?
?? ??? ??? ?{
?? ??? ??? ??? ?Serial_RxPacket[pRxPacket]=RxData;
?? ??? ??? ??? ?pRxPacket++;
?? ??? ??? ?}
?? ??? ?}
?? ??? ?else if(RxState==2)
?? ??? ?{
?? ??? ??? ?if(RxData=='\n')
?? ??? ??? ?{
?? ??? ??? ??? ?RxState=0;
?? ??? ??? ??? ?Serial_RxPacket[pRxPacket]='\0';
?? ??? ??? ??? ?Serial_RxFlag=1;//置标志位，告诉已结束
?? ??? ??? ?}
?? ??? ?}
?? ??? ?
?? ??? ?USART_ClearITPendingBit(USART1,USART_IT_RXNE);
?? ?}
}
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Serial.h代码部分：
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#ifndef ?__SERIAL_H
#define ?__SERIAL_H
#include <stdio.h>
extern uint8_t Serial_RxFlag;
extern char Serial_RxPacket[];
void Serial_Init(void);
void Serial_SendByte(uint8_t Byte);
void Serial_SendArray(uint8_t *Array,uint16_t Lenth);
void Serial_SendString(char* String);
uint32_t ?Serial_Pow(uint16_t x,uint16_t y);
void Serial_SendNumber(uint32_t Number,uint8_t Lenth);
#endif
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