Пример #1
0
void usbToUartService()
{
    uint8 signals;

    // Data
    while(usbComRxAvailable() && uart1TxAvailable())
    {
        uart1TxSendByte(usbComRxReceiveByte());
    }

    while(uart1RxAvailable() && usbComTxAvailable())
    {
        usbComTxSendByte(uart1RxReceiveByte());
    }

    // Control lines controlled by computer.
    P1_0 = !(usbComRxControlSignals() & ACM_CONTROL_LINE_DTR);
    P1_1 = !(usbComRxControlSignals() & ACM_CONTROL_LINE_RTS);
    P1DIR |= (1<<0) | (1<<1);

    // Control lines controlled by device.

    signals = 0;
    if (!P1_2){ signals |= ACM_SERIAL_STATE_TX_CARRIER; } // TX Carrier = DSR
    if (!P1_3){ signals |= ACM_SERIAL_STATE_RX_CARRIER; } // RX Carrier = CD
    usbComTxControlSignals(signals);
}
Пример #2
0
void uartToRadioService()
{
    // Data
    while(uart1RxAvailable() && radioComTxAvailable())
    {
        radioComTxSendByte(uart1RxReceiveByte());
    }

    while(radioComRxAvailable() && uart1TxAvailable())
    {
        uart1TxSendByte(radioComRxReceiveByte());
    }

    // Control Signals.
    ioTxSignals(radioComRxControlSignals());
    radioComTxControlSignals(ioRxSignals());
}
Пример #3
0
void radioToUart1Service()
{
    adcReport XDATA * rxPacket;

    // Check if there is a radio packet to report and space in the
    // USB TX buffers to report it.
    if ((rxPacket = (adcReport XDATA *)radioQueueRxCurrentPacket()) && uart1TxAvailable() >= 64)
    {
        // We received a packet from a Wixel, presumably one running
        // the wireless_adc_tx app.  Format it nicely and send it to
        // the USB host (PC).

        uint8 i;

        printf("%02X-%02X-%02X-%02X,%12lu,%4d,%4d,%4d, ",
               rxPacket->serialNumber[3],	//Ausgabe der Sender Seriennummer
               rxPacket->serialNumber[2],
               rxPacket->serialNumber[1],
               rxPacket->serialNumber[0],
               getMs(),						// Millisekunden 32bit
			   rxPacket->length,			// Wie viele Pakete wurden empfangen
			   rxPacket->rssi/2 - 71,   	// RSSI dBm
			   rxPacket->quality & 0x7F 	// LQI Bitfehlerrate
	           );

		// CRC
		// 1 CRC Pass, 0 CRC Fail
		putchar((rxPacket->quality & 0x80) ? '1' : '0');
		
		//Ausgabe der ADC Werte
        for(i = 0; i < 6; i++)
        {
            printf(",%5u", rxPacket->readings[i]);
        }
		
		//Am Ende der Ausgabe Umbruch senden
        putchar('\r');
        putchar('\n');

        radioQueueRxDoneWithPacket();
    }
}
Пример #4
0
void usbToUartService()
{
    uint8 signals;

    // Data
    while(usbComRxAvailable() && uart1TxAvailable())
    {
        uart1TxSendByte(usbComRxReceiveByte());
    }

    while(uart1RxAvailable() && usbComTxAvailable())
    {
        usbComTxSendByte(uart1RxReceiveByte());
    }

    ioTxSignals(usbComRxControlSignals());

    // Need to switch bits 0 and 1 so that DTR pairs up with DSR.
    signals = ioRxSignals();
    usbComTxControlSignals( ((signals & 1) ? 2 : 0) | ((signals & 2) ? 1 : 0));

    // TODO: report framing, parity, and overrun errors to the USB host here
}