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Driver SPI v2

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leo 2025-11-22 19:36:03 +01:00
parent 8e0fc18a55
commit c241703a6f
1 changed files with 1 additions and 1 deletions
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drivers/MySPI.c
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@ -42,7 +42,7 @@ void MySPI_Send(char ByteToSend){
char MySPI_Read(void){ char MySPI_Read(void){
MySPI_Clear_NSS(); //Début transmission MySPI_Clear_NSS(); //Début transmission
while (!(SPI1->SR & SPI_SR_TXE)){} // Attend que DR soit vide while (!(SPI1->SR & SPI_SR_TXE)){} // Attend que DR soit vide
MySPI_Send(0x00); // Pour trasmettre la clock SPI1->DR = 0x00; // Pour trasmettre la clock
while (!(SPI1->SR & SPI_SR_RXNE)) {} // On attend de recevoir dans buffer de reception le byte while (!(SPI1->SR & SPI_SR_RXNE)) {} // On attend de recevoir dans buffer de reception le byte
MySPI_Set_NSS(); // Fin transmission MySPI_Set_NSS(); // Fin transmission
return SPI1->DR; return SPI1->DR;