55 lines
1.3 KiB
C
Executable file
55 lines
1.3 KiB
C
Executable file
#include <stm32f10x.h>
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#include "DriverGPIO.h"
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void My_USART_Config(USART_TypeDef* USARTx, uint32_t baudrate) { //QUE POUR USART_CR1_RE
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// Configuration PA9 (Tx) en Alternate Function Push-Pull
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MyGPIO_Init(GPIOA, 9 , AltOut_Ppull);
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// Configuration PA10 (Rx) en Input Floating
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MyGPIO_Init(GPIOA, 10 , In_Floating);
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NVIC_EnableIRQ(USART1_IRQn);
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NVIC_SetPriority(USART1_IRQn, 3<<4);
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RCC->APB2ENR |= RCC_APB2ENR_USART1EN;
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USARTx->CR1 |= USART_CR1_UE;
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USARTx->BRR = baudrate;
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USARTx->CR1 |= USART_CR1_TE;
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USARTx->CR1 |= USART_CR1_RE;
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};
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void USART_Send_Char(USART_TypeDef* USARTx, char car) {
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while ((USARTx->SR & USART_SR_TXE)==0){}
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USARTx->DR = car;
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};
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void USART_Send_String(USART_TypeDef *USARTx, char *pString) {
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while (*pString != '\0') {
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USART_Send_Char(USARTx, *pString);
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pString++;
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}
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};
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void (*pFnc_Receive)(char);
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void USART_IT_Receive_Enable(USART_TypeDef* USARTx) {
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USARTx->CR1 |= USART_CR1_RXNEIE;
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};
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void Init_IT_Receive(void (*Receive_IT_function) (char)) {
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pFnc_Receive = Receive_IT_function;
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};
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void USART1_IRQHandler(void) {
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signed char commande = USART1->DR;
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if (pFnc_Receive != 0) {
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pFnc_Receive(commande);
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}
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};
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