/** \brief Read one byte from a sensor register
*
* Read one byte from a sensor register
*
* \param[in] reg
* Register address
* \param[in] *pVal
* Pointer to variable to put read out value
*/
void accReadReg(uint8 reg, uint8 *pVal)
{
CS = CS_ENABLED;
WAIT_1_3US(2);
spiWriteByte(reg);
spiReadByte(pVal, 0xFF);
CS = CS_DISABLED;
}
u8 rfIsRXFIFOEmpty( void )
{
u8 ucStatus;
RF_CS_LOW;
spiWriteByte( &pygmyRFSPI, RF_REG_FIFOSTATUS );
ucStatus = spiReadByte( &pygmyRFSPI ) & BIT0;
RF_CS_HIGH;
return( ucStatus );
//return( spiGetChar( &pygmyRFSPI, RF_REG_FIFOSTATUS ) & BIT0 );
}
u8 rfGetRXPayloadLen( void )
{
u8 ucByte;
RF_CS_LOW;
spiWriteByte( &pygmyRFSPI, RF_RX_LEN );
ucByte = spiReadByte( &pygmyRFSPI );
RF_CS_HIGH;
return( ucByte );
//return( spiGetChar( &pygmyRFSPI, RF_RX_LEN ) );
}
u8 rfGetStatus( void )
{
u8 ucStatus;
RF_CS_LOW;
//pygmyRFSPI.PortCS->BRR = pygmyRFSPI.PinCS;
ucStatus = spiReadByte( &pygmyRFSPI );
//pygmyRFSPI.PortCS->BSRR = pygmyRFSPI.PinCS;
RF_CS_HIGH;
return( ucStatus );
}
//--------------------------------------------------------------------------------------------
//-----------------------------------------RF Receive-----------------------------------------
void rfRX( void )
{
u8 i, ucLen, ucStatus, ucPipe, *ucBuffer, ucPayload[ 32 ];
PYGMY_WATCHDOG_REFRESH;
ucBuffer = ucPayload;
ucStatus = rfGetStatus();
ucPipe = ( ucStatus & 0x0E ) >> 1;
#ifdef __PYGMY_DEBUG_SOCKETS
print( COM3, "\rRX IRQ" );
#endif // __PYGMY_DEBUG_SOCKETS
if( ucStatus & BIT6 ){
// Payload Received
#ifdef __PYGMY_DEBUG_SOCKETS
print( COM3, "\rReceived Payload" );
#endif // __PYGMY_DEBUG_SOCKETS
if( ucPipe == 7 ){
#ifdef __PYGMY_DEBUG_SOCKETS
print( COM3, "\rPipe Error" );
#endif // __PYGMY_DEBUG_SOCKETS
return;
} // if
ucLen = rfGetRXPayloadLen( ); // Payloads are a maximum of 32 bytes
#ifdef __PYGMY_DEBUG_SOCKETS
print( COM3, "\r%d Bytes Received\r", ucLen );
#endif // __PYGMY_DEBUG_SOCKETS
// Now load payload into buffer
RF_CS_LOW;
spiWriteByte( &pygmyRFSPI, RF_RX_PAYLOAD );
for( i = 0; i < ucLen; i++ ){
ucBuffer[ i ] = spiReadByte( &pygmyRFSPI );
//delay( 1 );
#ifdef __PYGMY_DEBUG_SOCKETS
print( COM3, " %X", ucBuffer[ i ] );
//print( COM3, "\rSending Payload" );
#endif // __PYGMY_DEBUG_SOCKETS
} // if
RF_CS_HIGH;
//spiGetBuffer( &pygmyRFSPI, RF_RX_PAYLOAD, ucBuffer, ucLen );
#ifdef __PYGMY_DEBUG_SOCKETS
print( COM3, "\rPassing to Handler" );
#endif // __PYGMY_DEBUG_SOCKETS
#ifdef __PYGMYSOCKETS
socketHandler( ucBuffer );//&pygmyPacket );
#endif
rfClearStatus();
} //if
if( ucStatus & BIT5 ){
rfSetRX();
} // if
}
u8 rfGetSignalQuality( void )
{
u8 ucSignalQuality;
//spiPutChar( &pygmyRFSPI, RF_READ|RF_REG_OBSERVETX,
//RF_CS_LOW;
pygmyRFSPI.PortCS->BRR = pygmyRFSPI.PinCS;
spiWriteByte( &pygmyRFSPI, RF_READ|RF_REG_OBSERVETX );
ucSignalQuality = 15 - ( RF_REG_OBSERVETX_ARCCNT & spiReadByte( &pygmyRFSPI ) );
pygmyRFSPI.PortCS->BSRR = pygmyRFSPI.PinCS;
//RF_CS_HIGH;
rfClearStatus();
return( ucSignalQuality );
}
