// -----------------------------------------------------------------------------
//! \brief This callback is invoked on Write completion
//!
//! \param[in] handle - handle to the UART port
//! \param[in] ptr - pointer to data to be transmitted
//! \param[in] size - size of the data
//!
//! \return void
// -----------------------------------------------------------------------------
static void NPITLUART_writeCallBack(UART_Handle handle, void *ptr, size_t size)
{
ICall_CSState key;
key = ICall_enterCriticalSection();
#ifdef POWER_SAVING
if ( !RxActive )
{
UART_readCancel(uartHandle);
if ( npiTransmitCB )
{
npiTransmitCB(TransportRxLen,TransportTxLen);
}
}
TxActive = FALSE;
#else
if ( npiTransmitCB )
{
npiTransmitCB(0,TransportTxLen);
}
#endif //POWER_SAVING
ICall_leaveCriticalSection(key);
}
// -----------------------------------------------------------------------------
//! \brief This callback is invoked on Write completion
//!
//! \param[in] handle - handle to the UART port
//! \param[in] ptr - pointer to data to be transmitted
//! \param[in] size - size of the data
//!
//! \return void
// -----------------------------------------------------------------------------
static void SDITLUART_writeCallBack(UART_Handle handle, void *ptr, size_t size)
{
ICall_CSState key;
key = ICall_enterCriticalSection();
uint8 errStatus = 0;
if (errStatus = ((UARTCC26XX_Handle)handle->object)->status)
{
//report UART error status to application
if(incomingRXErrorStatusAppCBFunc != NULL)
incomingRXErrorStatusAppCBFunc(UART_ERROR_EVT, &errStatus, sizeof(errStatus));
}
#ifdef POWER_SAVING
if ( !RxActive )
{
UART_readCancel(uartHandle);
if ( sdiTransmitCB )
{
sdiTransmitCB(TransportRxLen,TransportTxLen);
}
}
TxActive = FALSE;
#else
if ( sdiTransmitCB )
{
sdiTransmitCB(0,TransportTxLen);
}
#endif //POWER_SAVING
ICall_leaveCriticalSection(key);
}
void SDITLUART_closeUART(void)
{
ICall_CSState key;
key = ICall_enterCriticalSection();
// Cancel any pending reads
UART_readCancel(uartHandle);
// Close / power off the UART.
UART_close(uartHandle);
ICall_leaveCriticalSection(key);
}
// -----------------------------------------------------------------------------
//! \brief This callback is invoked on Write completion
//!
//! \param[in] handle - handle to the UART port
//! \param[in] ptr - pointer to data to be transmitted
//! \param[in] size - size of the data
//!
//! \return void
// -----------------------------------------------------------------------------
void NPITLUART_writeCallBack(UART_Handle handle, void *ptr, size_t size)
{
_npiCSKey_t key;
key = NPIUtil_EnterCS();
#if (NPI_FLOW_CTRL == 1)
// This is a CC26xx/CC13xx Driverlib specific call (not optimal...)
// This is necessary because the write call back needs to know if any bytes
// have been received from the peer device. If no bytes have been received
// the transaction can be ended. However, If a simultaneous read/write occurs
// within the same transaction then simple checking if RxActive or even the
// state variable of the read call back is not enough. In testing the UART
// read call back was never invoked prior to the write call back so we must
// bypass the driver and directly check if there are bytes in the RX FIFO
if ( !UARTCharsAvail(((UARTCC26XX_HWAttrsV1 const *)(handle->hwAttrs))->baseAddr) )
{
UART_readCancel(uartHandle);
RxActive = FALSE;
if (npiTransmitCB)
{
if (NPITLUART_validPacketFound() == NPI_SUCCESS)
{
// Decrement as to not include trailing FCS byte
TransportRxLen--;
}
else
{
// Did not receive valid packet so denote RX length as zero in CB
TransportRxLen = 0;
}
npiTransmitCB(TransportRxLen,TransportTxLen);
}
}
TxActive = FALSE;
#else
if (npiTransmitCB)
{
npiTransmitCB(0,TransportTxLen);
}
#endif // NPI_FLOW_CTRL = 1
NPIUtil_ExitCS(key);
}
// -----------------------------------------------------------------------------
//! \brief This routine stops any pending reads
//!
//! \return void
// -----------------------------------------------------------------------------
void NPITLUART_stopTransfer(void)
{
_npiCSKey_t key;
key = NPIUtil_EnterCS();
remRdy_flag = 1;
// If we have no bytes in FIFO yet we must assume there was nothing to read
// or that the FIFO has already been read for this UART_read()
// In either case UART_readCancel will call the read CB function and it will
// invoke npiTransmitCB with the appropriate number of bytes read
if (!UARTCharsAvail(((UARTCC26XX_HWAttrs const *)(uartHandle->hwAttrs))->baseAddr))
{
RxActive = FALSE;
UART_readCancel(uartHandle);
}
NPIUtil_ExitCS(key);
}
// -----------------------------------------------------------------------------
//! \brief This routine stops any pending reads
//!
//! \return void
// -----------------------------------------------------------------------------
void NPITLUART_stopTransfer(void)
{
ICall_CSState key;
key = ICall_enterCriticalSection();
mrdy_flag = 1;
// If we have no bytes in FIFO yet we must assume there was nothing to read
// or that the FIFO has already been read for this UART_read()
// In either case UART_readCancel will call the read CB function and it will
// invoke npiTransmitCB with the appropriate number of bytes read
if (!UARTCharsAvail(((UARTCC26XX_HWAttrs const *)(uartHandle->hwAttrs))->baseAddr))
{
RxActive = FALSE;
UART_readCancel(uartHandle);
}
ICall_leaveCriticalSection(key);
return;
}
// -----------------------------------------------------------------------------
//! \brief This callback is invoked on Write completion
//!
//! \param[in] handle - handle to the UART port
//! \param[in] ptr - pointer to data to be transmitted
//! \param[in] size - size of the data
//!
//! \return void
// -----------------------------------------------------------------------------
void NPITLUART_writeCallBack(UART_Handle handle, void *ptr, size_t size)
{
_npiCSKey_t key;
key = NPIUtil_EnterCS();
#ifdef POWER_SAVING
if (!RxActive)
{
UART_readCancel(uartHandle);
if (npiTransmitCB)
{
if (NPITLUART_validPacketFound() == NPI_SUCCESS)
{
// Decrement as to not include trailing FCS byte
TransportRxLen--;
}
else
{
// Did not receive valid packet so denote RX length as zero in CB
TransportRxLen = 0;
}
npiTransmitCB(TransportRxLen,TransportTxLen);
}
}
TxActive = FALSE;
#else
if (npiTransmitCB)
{
npiTransmitCB(0,TransportTxLen);
}
#endif //POWER_SAVING
NPIUtil_ExitCS(key);
}
// -----------------------------------------------------------------------------
//! \brief This routine closes Transport Layer port
//!
//! \return void
// -----------------------------------------------------------------------------
void NPITLUART_closeTransport(void)
{
UART_readCancel(uartHandle);
UART_close(uartHandle);
}
