void announceInit()
{
// Open socket
do {
spiWriteWord(REG_S2_PORT0, ANNOUNCE_PORT);
spiWriteReg(REG_S2_MR, MR_UDP);
spiWriteReg(REG_S2_CR, CR_OPEN);
if(spiReadReg(REG_S2_SR) != SOCK_UDP)
spiWriteReg(REG_S2_CR, CR_CLOSE);
} while(spiReadReg(REG_S2_SR) != SOCK_UDP);
DBG_ANN(tracePGMlnAnn(mDebugAnn_DONE);)
}
/**
* readReg
*
* Read CC1101 register via SPI
*
* 'regAddr' Register address
* 'regType' Type of register: CC1101_CONFIG_REGISTER or CC1101_STATUS_REGISTER
*
* Return:
* Data byte returned by the CC1101 IC
*/
byte CC1101_readReg(byte regAddr, byte regType)
{
byte addr, val;
addr = regAddr | regType;
cc1101_Select(); // Select CC1101
wait_Miso(); // Wait until MISO goes low
// // have to do it twice for some reason, first read fails
// spi_send(addr); // Send register address
// //val = spi_send(addr);
// DSK6713_waitusec(5);
// //DSK6713_waitusec(25);
// val = spi_send(0x00); // Read result
// DSK6713_waitusec(20);
//
// spi_send(addr); // Send register address
// DSK6713_waitusec(5);
// val = spi_send(0x00); // Read result
// DSK6713_waitusec(20);
val = spiReadReg(addr);
cc1101_Deselect(); // Deselect CC1101
return val;
}
void announceReply()
{
uint8_t txBuffer[100];
uint8_t* txPtr;
uint8_t packetLength = 0;
uint16_t writePointer;
uint8_t value;
uint8_t i;
writePointer = spiReadWord(REG_S2_TX_WR0) + S2_TX_START;
txPtr = txBuffer + 2;
// Send IP address in hex
//
for(i = REG_SIPR0; i <= REG_SIPR3; i++) {
value = spiReadReg(i);
*txPtr++ = hex[value >> 4];
*txPtr++ = hex[value & 0xf];
}
//
// Tag on ident string
//
memcpy_P(txPtr, bootloaderIdentString, bootloaderIdentStringLength);
packetLength = 8 + bootloaderIdentStringLength;
// Write packet length at start of packet
txBuffer[0] = 0;
txBuffer[1] = packetLength;
packetLength += 2;
txPtr = txBuffer;
while(packetLength--) {
spiWriteReg(writePointer++, *txPtr++);
if(writePointer == S2_TX_END) writePointer = S2_TX_START;
}
spiWriteWord(REG_S2_TX_WR0, writePointer - S2_TX_START);
spiWriteReg(REG_S2_CR, CR_SEND);
while(spiReadReg(REG_S2_CR));
}
