Paulo Bruckmann / BurstSPI

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Show/hide line numbers BurstSPI_LPC_X.cpp Source File

BurstSPI_LPC_X.cpp

00001 #if defined(TARGET_LPC1768) || defined(TARGET_LPC1114) || defined(TARGET_LPC11U24) || defined(TARGET_LPC13XX)
00002 #include "BurstSPI.h"
00003 
00004 void BurstSPI::fastWrite(int data) {
00005     //Wait until FIFO has space
00006     while(((_spi.spi->SR) & 0x02) == 0);
00007     
00008     //transmit data
00009     _spi.spi->DR = data;
00010     }
00011 
00012 void BurstSPI::clearRX( void ) {
00013     //Do it while either data in RX buffer, or while it is busy
00014     while(((_spi.spi->SR) & ((1<<4) + (1<<2))) != 0) {
00015         //Wait until data in RX buffer
00016         while(((_spi.spi->SR) & (1<<2)) == 0);
00017         int dummy = _spi.spi->DR;
00018         }
00019 }
00020 #endif
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