DebugTerminal.cpp

00001 #include "mbed.h"
00002 #include "DebugTerminal.h"
00003 
00004 #define DEFAULT_BAUD 115200
00005 
00006 using namespace mts;
00007 
00008 DebugTerminal::DebugTerminal(mDot* dot, PinName TXD, PinName RXD,
00009         int txBufferSize, int rxBufferSize)
00010         : MTSSerial(TXD, RXD, txBufferSize, rxBufferSize),
00011         dot(dot)
00012 {
00013     baud(DEFAULT_BAUD);
00014 }
00015 
00016 DebugTerminal::~DebugTerminal() {
00017     
00018 }
00019 
00020 void DebugTerminal::start() {
00021     writef("DebugTerminal Started\r\n");
00022     
00023     std::string command;
00024     
00025     while(1) {
00026         if (readable()) {
00027             char ch;
00028             read(ch);
00029             if (ch == '\n' || ch == '\r') { // handle newline
00030                 writef("\r\n");
00031                 handleCommand(command);
00032                 command.clear();
00033             } else if (ch == '\b' || ch == 0x7f) { // handle backspace
00034                 if (!command.empty()) {
00035                     writef("\b \b");
00036                     command.erase(command.size() - 1);
00037                 }
00038             } else { // handle regular character
00039                 command += ch;
00040                 write(ch); // echo the char back to terminal
00041             }
00042         }
00043         wait(0.00001);
00044     }
00045 }
00046 
00047 void DebugTerminal::handleCommand(std::string command) {
00048     if (dot == NULL) {
00049         writef("Error in DebugTerminal - member 'dot' is uninitialized\r\n");
00050         return;
00051     }
00052     if (command.compare("ni") == 0) {
00053         writef("Network Name: ");
00054         writef(dot->getNetworkName().c_str());
00055         writef("\r\n");
00056     }
00057 }