/*---------------------------------------------------------------------------*
* Routine: GainSpan_SPI_SendDataBlock
*---------------------------------------------------------------------------*
* Description:
* Send an array of data out the transmit FIFO. This routine will
* block until all the bytes are sent.
* Inputs:
* const uint8_t *aData -- data to send
* uint16_t aLen -- Number of bytes to send.
* Outputs:
* void
*---------------------------------------------------------------------------*/
void GainSpan_SPI_SendDataBlock(uint8_t channel, const uint8_t *aData, uint16_t aLen)
{
/* Send each byte one at a time unless out of space */
uint16_t i;
for (i = 0; i < aLen; ++i) {
while (1) {
if (GainSpan_SPI_SendByte(aData[i]))
break;
GainSpan_SPI_Update(channel);
}
}
}
/*---------------------------------------------------------------------------*
* Routine: GainSpan_SPI_SendData
*---------------------------------------------------------------------------*
* Description:
* Send an array of data bytes out the transmit FIFO. This routine
* does not block and returns the number of bytes sent.
* Inputs:
* const uint8_t *aData -- data to send
* uint16_t aLen -- Number of bytes to send.
* Outputs:
* uint16_t -- Number of bytes actually buffered and sent.
*---------------------------------------------------------------------------*/
uint16_t GainSpan_SPI_SendData(const uint8_t *aData, uint16_t aLen)
{
uint16_t i;
/* Send each byte one at a time unless out of space */
for (i = 0; i < aLen; ++i) {
if (!GainSpan_SPI_SendByte(aData[i]))
break;
}
/* Return the number of bytes that did get into the transmit FIFO */
return i;
}
/*-------------------------------------------------------------------------*
* Prototypes:
*-------------------------------------------------------------------------*/
void IGainSpan_CmdLib_Write(const void *txData, uint16_t dataLength)
{
const uint8_t *tx = (uint8_t *)txData;
while (dataLength--) {
/* Keep trying to send this data until it goes */
while (!GainSpan_SPI_SendByte(*tx)) {
/* Process any incoming data as well */
GainSpan_SPI_Update(GAINSPAN_SPI_CHANNEL);
}
tx++;
}
}
/*---------------------------------------------------------------------------*/
void App_Write(const void *txData, uint16_t dataLength)
{
const uint8_t *tx = (uint8_t *)txData;
#ifdef ATLIBGS_INTERFACE_SPI
while (dataLength--) {
/* Keep trying to send this data until it goes */
while (!GainSpan_SPI_SendByte(*tx)) {
/* Process any incoming data as well */
GainSpan_SPI_Update(GAINSPAN_SPI_CHANNEL);
}
tx++;
}
#else
while (dataLength--) {
/* Keep trying to send this data until it goes */
while (!GainSpan_UART_SendByte(*tx)) {
}
tx++;
}
#endif
}
