Multi-Hackers / SocketModem

A library for talking to Multi-Tech's Cellular SocketModem Devices.

Dependents:   M2X_dev axeda_wrapper_dev MTS_M2x_Example1 MTS_Cellular_Connect_Example ... more

io/MTSSerial.cpp

Committer:
sgodinez
Date:
2013-12-27
Revision:
85:b17ad6781c5b
Parent:
81:45e1359a5c69
Parent:
84:77c5ab16534d
Child:
86:186bbf974c7c

File content as of revision 85:b17ad6781c5b:

#include "MTSSerial.h"

using namespace mts;

MTSSerial::MTSSerial(PinName TXD, PinName RXD, int txBufferSize, int rxBufferSize, char* name) : MTSBufferedIO(txBufferSize, rxBufferSize), writeSize(30), if_name(name)
{
    serial = new Serial(TXD, RXD);
    serial->attach(this, &MTSSerial::handleRead, Serial::RxIrq);
    //serial->attach(this, &MTSSerial::handleWrite, Serial::TxIrq);
}

MTSSerial::~MTSSerial()
{
    delete serial;
}

void MTSSerial::baud(int baudrate)
{
    serial->baud(baudrate);
}

void MTSSerial::format(int bits, SerialBase::Parity parity, int stop_bits)
{
    serial->format(bits, parity, stop_bits);
}

void MTSSerial::handleRead()
{
    while (serial->readable() && rxBuffer->remaining()) {
        rxBuffer->write(serial->getc());
    }
    if (!rxBuffer->remaining() && serial->readable()) {
        printf("[WARNING] Receieve buffer full, possible data loss.\r\n");  
    }
}

// Currently uses Non-Irq based blocking write calls
void MTSSerial::handleWrite()
{
    while(txBuffer->size() != 0) {
        if (serial->writeable()) {
            char byte;
            if(txBuffer->read(byte) == 1) {
                serial->putc(byte);
            }
        } else {
            return;
        }
    }
}