sebastien videau / BurstSPI

Lib BurstSPI give access to fastWrite function and clearRX function, this lib is now compatible with Nucleo L152RE board

Fork of BurstSPI by Erik -

BurstSPI_NUCLEO_F030R8.cpp@5:c9c9ef0a40b9, 2014-06-25 (annotated)

Committer:
Alamalione
Date:
Wed Jun 25 14:11:39 2014 +0000
Revision:
5:c9c9ef0a40b9
Add Nucleo F030R8.cpp

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Alamalione 5:c9c9ef0a40b9 1
Alamalione 5:c9c9ef0a40b9 2
Alamalione 5:c9c9ef0a40b9 3 /* BurstSPI_NUCLEO_F030R8.cpp */
Alamalione 5:c9c9ef0a40b9 4 #ifdef TARGET_NUCLEO_F030R8
Alamalione 5:c9c9ef0a40b9 5 #include "BurstSPI.h"
Alamalione 5:c9c9ef0a40b9 6
Alamalione 5:c9c9ef0a40b9 7 void BurstSPI::fastWrite(int data) {
Alamalione 5:c9c9ef0a40b9 8
Alamalione 5:c9c9ef0a40b9 9 SPI_TypeDef *spi = (SPI_TypeDef *)(_spi.spi);
Alamalione 5:c9c9ef0a40b9 10 // Check if data is transmitted
Alamalione 5:c9c9ef0a40b9 11 while (!((SPI_I2S_GetFlagStatus(spi, SPI_I2S_FLAG_TXE) != RESET) ? 1 : 0));
Alamalione 5:c9c9ef0a40b9 12 SPI_I2S_SendData16(spi, (uint16_t)data);
Alamalione 5:c9c9ef0a40b9 13 }
Alamalione 5:c9c9ef0a40b9 14
Alamalione 5:c9c9ef0a40b9 15 void BurstSPI::clearRX( void ) {
Alamalione 5:c9c9ef0a40b9 16 int status;
Alamalione 5:c9c9ef0a40b9 17 //Check if the RX buffer is busy
Alamalione 5:c9c9ef0a40b9 18 SPI_TypeDef *spi = (SPI_TypeDef *)(_spi.spi);
Alamalione 5:c9c9ef0a40b9 19 status = ((SPI_I2S_GetFlagStatus(spi, SPI_I2S_FLAG_BSY) != RESET) ? 1 : 0);
Alamalione 5:c9c9ef0a40b9 20 if (status){
Alamalione 5:c9c9ef0a40b9 21 // Check RX buffer readable
Alamalione 5:c9c9ef0a40b9 22 while (!((SPI_I2S_GetFlagStatus(spi, SPI_I2S_FLAG_RXNE) != RESET) ? 1 : 0));
Alamalione 5:c9c9ef0a40b9 23 int dummy = (int)SPI_I2S_ReceiveData16(spi);
Alamalione 5:c9c9ef0a40b9 24 }
Alamalione 5:c9c9ef0a40b9 25 }
Alamalione 5:c9c9ef0a40b9 26 #endif
Alamalione 5:c9c9ef0a40b9 27