UART Driver to receive asynchronous Serial Comms from a Raspberry Pi and parse the results.
Diff: SerialComms.cpp
- Revision:
- 6:74b5ac7719f4
- Parent:
- 4:85353bd571f2
- Child:
- 7:34c5934a01f0
diff -r 85353bd571f2 -r 74b5ac7719f4 SerialComms.cpp --- a/SerialComms.cpp Sat Feb 20 13:26:51 2016 +0000 +++ b/SerialComms.cpp Fri Mar 04 05:53:11 2016 +0000 @@ -1,3 +1,27 @@ +/* ##################################################################### + SerialComms.cpp + --------------- + + Surface Ship, Group 5 + --------------------- + + Written by: Steven Kay + + Date: February 2016 + + Function: This + + Version: 1.0 + + Version History + --------------- + + 1.1 rgdfgdfgdfggdfgdg + + 1.0 gdgddfdddgd + + ##################################################################### */ + #include "mbed.h" #include "SerialComms.h" @@ -15,34 +39,19 @@ void SerialComms::incomingDataISR() { - int a = 0; - dataCheck = 0; - for(uint8_t charCount=0; charCount<(2*NUM_BYTES_RECEIVING); charCount++) - { - if((charCount%2) == 1) - { - receiverBuffer[a] = _HLC_Conn -> getc(); - a++; - } - else - { - dataCheck += _HLC_Conn -> getc(); - } - } + receiverBuffer = _HLC_Conn -> getc(); incomingDataUpdate = TRUE; } -int *SerialComms::returnCommData() +uint8_t SerialComms::getCommData() { - if(SerialComms::incomingDataUpdate == TRUE && dataCheck == 15) + if(incomingDataUpdate == TRUE) { - SerialComms::incomingDataUpdate = FALSE; + incomingDataUpdate = FALSE; return receiverBuffer; } else { - int noNewData = -1; - int *noNewDataPtr = &noNewData; - return noNewDataPtr; + return 0xFF; } }