void sendArray3310( uint8_t * data, int cnt )
{
spiAcquireBus( &SPID1 ); // Acquire ownership of the bus.
spiStart( &SPID1, &spicfg ); // Setup transfer parameters.
spiSelect( &SPID1 ); // Slave Select assertion.
//spiExchange( &SPID1, 512,
// txbuf, rxbuf ); // Atomic transfer operations.
spiStartSend( &SPI_3310, cnt, data );
spiUnselect( &SPID1 ); // Slave Select de-assertion.
spiReleaseBus( &SPID1 ); // Ownership release.
}
/** * @brief Sends a byte through the SPI interface and return the byte
* received from the SPI bus.
* @param byte : byte to send.
* @retval : The value of the received byte.
*/
void sendByte3310( uint8_t byte )
{
spiAcquireBus( &SPI_3310 ); // Acquire ownership of the bus.
spiStart( &SPI_3310, &spicfg ); // Setup transfer parameters.
spiSelect( &SPI_3310 ); // Slave Select assertion.
spiStartSend( &SPI_3310, 1, &byte );
//spiExchange( &SPI_3310, 512,
// txbuf, rxbuf ); // Atomic transfer operations.
spiUnselect( &SPI_3310 ); // Slave Select de-assertion.
spiReleaseBus( &SPI_3310 ); // Ownership release.
}
static void adis_burst_read(SPIDriver *spip) {
if(adis_driver.state == ADIS_IDLE) {
adis_driver.spi_instance = spip;
adis_driver.adis_txbuf[0] = adis_create_read_addr(ADIS_GLOB_CMD);
adis_driver.adis_txbuf[1] = (adis_reg_data) 0x0;
adis_driver.reg = ADIS_GLOB_CMD;
adis_driver.rx_numbytes = (ADIS_NUM_BURSTREAD_REGS *2);
adis_driver.tx_numbytes = 2;
adis_driver.debug_cb_count = 0;
spiAcquireBus(spip); /* Acquire ownership of the bus. */
spiSelect(spip); /* Slave Select assertion. */
spiStartSend(spip, adis_driver.tx_numbytes, adis_driver.adis_txbuf);
adis_driver.state = ADIS_TX_PEND;
}
}
