sebastien videau / BurstSPI

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Fork of BurstSPI by Erik -

BurstSPI.cpp

Committer:
Sissors
Date:
2013-01-03
Revision:
0:600eecd89a78

File content as of revision 0:600eecd89a78:

#include "BurstSPI.h"

BurstSPI::BurstSPI(PinName mosi, PinName miso, PinName sclk) : SPI(mosi, miso, sclk){

}


void BurstSPI::fastWrite(int data) {
    //Wait until FIFO has space
    while(((_spi.spi->SR) & 0x02) == 0);
    
    //transmit data
    _spi.spi->DR = data;
    }

void BurstSPI::setFormat( void ) {
    format(_bits, _mode);
    frequency(_hz);
    }

void BurstSPI::clearRX( void ) {
    //Do it while either data in RX buffer, or while it is busy
    while(((_spi.spi->SR) & ((1<<4) + (1<<2))) != 0) {
        //Wait until data in RX buffer
        while(((_spi.spi->SR) & (1<<2)) == 0);
        int dummy = _spi.spi->DR;
        }
}