void respondToDeviceSearch (char *message, unsigned int length, char dataErr)
{
// First check if the message has a correct CRC
if (dataErr == 0) { // && txFilterEnabled == 1) {
// MySentry Message
if ( (message[0] == 0xA2) &&
(message[1] == pumpID[0]) &&
(message[2] == pumpID[1]) &&
(message[3] == pumpID[2]) ) {
switch(message[4]) {
case 0x09:
case 0x0A:
case 0x08:
case 0x04:
case 0x0B:
uartTxBuffer[0] = 0xA2;
uartTxBuffer[1] = message[1];
uartTxBuffer[2] = message[2];
uartTxBuffer[3] = message[3];
uartTxBuffer[4] = 0x06;
uartTxBuffer[5] = message[5] & 0x7F;
uartTxBuffer[6] = message[1];
uartTxBuffer[7] = message[2];
uartTxBuffer[8] = message[3];
uartTxBuffer[9] = 0x00;
uartTxBuffer[10] = message[4];
switch (message[4]){
case 0x09: uartTxBuffer[11] = 0x0A; break;
case 0x0A: uartTxBuffer[11] = 0x08; break;
case 0x08: uartTxBuffer[11] = 0x0B; break;
case 0x0B: uartTxBuffer[11] = 0x04; break;
default: uartTxBuffer[11] = 0x00; break; //txFilterEnabled = 0; break;
}
uartTxBuffer[12] = 0x00;
uartTxBuffer[13] = 0x00;
uartTxBuffer[14] = crc8(uartTxBuffer,14);
uartTxLength = 15;
sendMedtronicMessage(uartTxBuffer,uartTxLength,1);
default:
break;
}
}
}
}
void usbReceiveData (void) {
uint8_t tempData[128] = { 0 };
size_t uartRxIndex = 0;
bool txCalcCRC8 = false;
bool txCalcCRC16 = false;
uint8_t txLength = 0;
static uint8_t uartRxBuffer[SIZE_OF_UART_RX_BUFFER] = { 0 };
uint8_t txTimes = 0;
uint16_t nBytes = halUartGetNumRxBytes();
size_t i = 0;
for( i=0; i<nBytes; i=i+48) {
uint16_t readBytes;
if (nBytes-i > 48) {
readBytes = 48;
} else {
readBytes = nBytes-i;
}
halUartRead( &tempData[i], readBytes);
usbUartProcess();
}
for( i=0; i<nBytes; i++) {
// Read Rx buffer
uartRxBuffer[uartRxIndex] = tempData[i];
switch( uartRxIndex ) {
case 0: {
switch( uartRxBuffer[0] ) {
case 0x01:
uartRxIndex++;
txCalcCRC8 = false;
txCalcCRC16 = false;
enableTimerInt();
break;
case 0x81:
uartRxIndex++;
txCalcCRC8 = true;
txCalcCRC16 = false;
enableTimerInt();
break;
case 0xC1:
uartRxIndex++;
txCalcCRC8 = false;
txCalcCRC16 = true;
enableTimerInt();
break;
case 0x03:
case 0x13:
txFilterEnabled = true;
P1_1 = 0;
uartRxBuffer[0] = 0x03;
halUartWrite(uartRxBuffer,1);
break;
case 0x00:
uartRxBuffer[0] = _MMCOMMANDER_VERSION_ ;
halUartWrite(uartRxBuffer,1);
break;
}
break;
}
case 1: {
txLength = uartRxBuffer[1];
uartRxIndex++;
resetTimerCounter();
break;
}
case 2: {
txTimes = uartRxBuffer[2];
uartRxIndex++;
resetTimerCounter();
break;
}
default: {
resetTimerCounter();
if (uartRxIndex == (txLength + 2)) {
stopTimerInt();
if (txCalcCRC8 ) {
uartRxBuffer[++uartRxIndex] = crc8(&uartRxBuffer[3], (size_t)(txLength));
txLength++;
}
if (txCalcCRC16 ) {
uint16_t const tmpCRC16 = crc16 (&uartRxBuffer[3],(size_t)(txLength));
uartRxBuffer[++uartRxIndex] = (uint8_t)((tmpCRC16 >> 8) & 0x00FF);
uartRxBuffer[++uartRxIndex] = (uint8_t)(tmpCRC16 & 0x00FF);
txLength += 2;
}
if (txFilter(&uartRxBuffer[3],txLength) == 0) {
sendMedtronicMessage(&uartRxBuffer[3],txLength,txTimes);
halUartWrite( uartRxBuffer, 3 );
uartRxIndex=0;
} else {
uartRxBuffer[1]=0x00;
uartRxBuffer[2]=0x00;
halUartWrite( uartRxBuffer, 3 );
uartRxIndex=0;
}
} else {
uartRxIndex++;
}
break;
}
}
