Jack Berkhout / BurstSPI

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Dependents:   20180621_FT813

Fork of BurstSPI by Erik -

BurstSPI_NUCLEO_L152RE.cpp@13:bc069279eb37, 2015-05-16 (annotated)

Committer:
Sissors
Date:
Sat May 16 11:09:59 2015 +0000
Revision:
13:bc069279eb37
Parent:
4:8585ddebd28b 
Added STM F4XX support.

;

; (And seriously STM, it has the same SPI as the already supported L152, but you just had to go ahead and change all your driver files)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Alamalione 4:8585ddebd28b 1 /* BurstSPI_NUCLEO_L152RE.cpp */
Alamalione 4:8585ddebd28b 2 #ifdef TARGET_NUCLEO_L152RE
Alamalione 4:8585ddebd28b 3 #include "BurstSPI.h"
Alamalione 4:8585ddebd28b 4
Alamalione 4:8585ddebd28b 5 void BurstSPI::fastWrite(int data) {
Alamalione 4:8585ddebd28b 6
Alamalione 4:8585ddebd28b 7 SPI_TypeDef *spi = (SPI_TypeDef *)(_spi.spi);
Alamalione 4:8585ddebd28b 8 // Check if data is transmitted
Alamalione 4:8585ddebd28b 9 while (!((SPI_I2S_GetFlagStatus(spi, SPI_I2S_FLAG_TXE) != RESET) ? 1 : 0));
Alamalione 4:8585ddebd28b 10 SPI_I2S_SendData(spi, (uint16_t)data);
Alamalione 4:8585ddebd28b 11 }
Alamalione 4:8585ddebd28b 12
Alamalione 4:8585ddebd28b 13 void BurstSPI::clearRX( void ) {
Alamalione 4:8585ddebd28b 14 int status;
Alamalione 4:8585ddebd28b 15 //Check if the RX buffer is busy
Alamalione 4:8585ddebd28b 16 SPI_TypeDef *spi = (SPI_TypeDef *)(_spi.spi);
Alamalione 4:8585ddebd28b 17 status = ((SPI_I2S_GetFlagStatus(spi, SPI_I2S_FLAG_BSY) != RESET) ? 1 : 0);
Alamalione 4:8585ddebd28b 18 if (status){
Alamalione 4:8585ddebd28b 19 // Check RX buffer readable
Alamalione 4:8585ddebd28b 20 while (!((SPI_I2S_GetFlagStatus(spi, SPI_I2S_FLAG_RXNE) != RESET) ? 1 : 0));
Alamalione 4:8585ddebd28b 21 int dummy = (int)SPI_I2S_ReceiveData(spi);
Alamalione 4:8585ddebd28b 22 }
Alamalione 4:8585ddebd28b 23 }
Alamalione 4:8585ddebd28b 24 #endif
Alamalione 4:8585ddebd28b 25