C++ (Cpp) dioTake Examples

Example #1

File: extpwm.c Project: X13home/X13.devices

e_MQTTSN_RETURNS_t pwmRegisterOD(indextable_t *pIdx)
{
    uint16_t base = pIdx->sidx.Base;
    uint8_t dio = hal_dio_base2pin(base);
    
    if((dioCheckBase(dio) != 0) || hal_pwm_busy(base))
        return MQTTSN_RET_REJ_INV_ID;

    dioTake(dio);
    hal_pwm_configure(base, (pIdx->sidx.Type == objPinNPN));

    pIdx->cbWrite = &pwmWriteOD;
    
    return MQTTSN_RET_ACCEPTED;
}

Example #2

File: extser.c Project: Wassili-Hense/Vers3

// Register Object
e_MQTTSN_RETURNS_t serRegisterOD(indextable_t *pIdx)
{
    uint8_t port = pIdx->sidx.Base / 10;
    uint8_t nBaud = pIdx->sidx.Base % 10;
    eObjTyp_t type = pIdx->sidx.Type;

    uint8_t TxPin, RxPin;
    hal_uart_get_pins(port, &RxPin, &TxPin);

    if(type == ObjSerTx)
    {
        if(dioCheckBase(TxPin) != 0)
            return MQTTSN_RET_REJ_INV_ID;
    }
    else
    {
        if(dioCheckBase(RxPin) == 2)
            return MQTTSN_RET_REJ_INV_ID;
    }

    if(extSerV[port] != NULL)
    {
        if(extSerV[port]->nBaud != nBaud)
            return MQTTSN_RET_REJ_INV_ID;
        
        if(type == ObjSerTx)
        {
            if(extSerV[port]->flags & EXTSER_FLAG_TXEN)
                return MQTTSN_RET_REJ_INV_ID;
        }
        else
        {
            if(extSerV[port]->flags & EXTSER_FLAG_RXEN)
                return MQTTSN_RET_REJ_INV_ID;
        }
    }
    else
    {
        extSerV[port] = mqAlloc(sizeof(EXTSER_VAR_t));
        if(extSerV[port] == NULL)
            return MQTTSN_RET_REJ_CONG;

        extSerV[port]->nBaud = nBaud;
        extSerV[port]->flags = 0;

        extSerV[port]->pRxBuf = NULL;
        extSerV[port]->RxHead = 0;
        extSerV[port]->RxTail = 0;

        extSerV[port]->pTxBuf = NULL;
    }

    if(type == ObjSerTx)
    {
        extSerV[port]->flags |= EXTSER_FLAG_TXEN;

        pIdx->cbWrite = &serWriteOD;

        dioTake(TxPin);
        hal_uart_init_hw(port, nBaud, 2);
    }
    else // ObjSerRx
    {
        if(extSerV[port]->pRxBuf == NULL)
        {
            extSerV[port]->pRxBuf = mqAlloc(sizeof(MQ_t));
            if(extSerV[port]->pRxBuf == NULL)
                return MQTTSN_RET_REJ_CONG;
        }

        extSerV[port]->flags |= EXTSER_FLAG_RXEN;
        
        pIdx->cbRead = &serReadOD;
        pIdx->cbPoll = &serPollOD;
        
        dioTake(RxPin);
        hal_uart_init_hw(port, nBaud, 1);
    }

    return MQTTSN_RET_ACCEPTED;
}