CellularError_t Cellular_ModuleEnableUE()

in modules/bg96/cellular_bg96.c [183:291]

• 86 lines of code
• 14 McCabe index (conditional complexity)

CellularError_t Cellular_ModuleEnableUE( CellularContext_t * pContext )
{
    CellularError_t cellularStatus = CELLULAR_SUCCESS;
    CellularAtReq_t atReqGetNoResult =
    {
        NULL,
        CELLULAR_AT_NO_RESULT,
        NULL,
        NULL,
        NULL,
        0
    };
    CellularAtReq_t atReqGetWithResult =
    {
        NULL,
        CELLULAR_AT_MULTI_WO_PREFIX,
        NULL,
        NULL,
        NULL,
        0
    };

    if( pContext != NULL )
    {
        /* Disable echo. */
        atReqGetWithResult.pAtCmd = "ATE0";
        cellularStatus = sendAtCommandWithRetryTimeout( pContext, &atReqGetWithResult );

        if( cellularStatus == CELLULAR_SUCCESS )
        {
            /* Disable DTR function. */
            atReqGetNoResult.pAtCmd = "AT&D0";
            cellularStatus = sendAtCommandWithRetryTimeout( pContext, &atReqGetNoResult );
        }

        if( cellularStatus == CELLULAR_SUCCESS )
        {
            /* Enable RTS/CTS hardware flow control. */
            atReqGetNoResult.pAtCmd = "AT+IFC=2,2";
            cellularStatus = sendAtCommandWithRetryTimeout( pContext, &atReqGetNoResult );
        }

        if( cellularStatus == CELLULAR_SUCCESS )
        {
            /* Setting URC output port. */
            #if defined( CELLULAR_BG96_URC_PORT_USBAT ) || defined( BG96_URC_PORT_USBAT )
                atReqGetNoResult.pAtCmd = "AT+QURCCFG=\"urcport\",\"usbat\"";
            #else
                atReqGetNoResult.pAtCmd = "AT+QURCCFG=\"urcport\",\"uart1\"";
            #endif
            cellularStatus = sendAtCommandWithRetryTimeout( pContext, &atReqGetNoResult );
        }

        if( cellularStatus == CELLULAR_SUCCESS )
        {
            /* Configure Band configuration to all bands. */
            atReqGetNoResult.pAtCmd = "AT+QCFG=\"band\",f,400a0e189f,a0e189f";
            cellularStatus = sendAtCommandWithRetryTimeout( pContext, &atReqGetNoResult );
        }

        if( cellularStatus == CELLULAR_SUCCESS )
        {
            /* Configure RAT(s) to be Searched to Automatic. */
            atReqGetNoResult.pAtCmd = "AT+QCFG=\"nwscanmode\",0,1";
            cellularStatus = sendAtCommandWithRetryTimeout( pContext, &atReqGetNoResult );
        }

        if( cellularStatus == CELLULAR_SUCCESS )
        {
            /* Configure Network Category to be Searched under LTE RAT to LTE Cat M1 and Cat NB1. */
            atReqGetNoResult.pAtCmd = "AT+QCFG=\"iotopmode\",2,1";
            cellularStatus = sendAtCommandWithRetryTimeout( pContext, &atReqGetNoResult );
        }

        if( cellularStatus == CELLULAR_SUCCESS )
        {
            /* Configure RAT Searching Sequence to default radio access technology. */
            switch( CELLULAR_CONFIG_DEFAULT_RAT )
            {
                case CELLULAR_RAT_CATM1:
                    atReqGetNoResult.pAtCmd = "AT+QCFG=\"nwscanseq\",02,1";
                    break;

                case CELLULAR_RAT_NBIOT:
                    atReqGetNoResult.pAtCmd = "AT+QCFG=\"nwscanseq\",03,1";
                    break;

                case CELLULAR_RAT_GSM:
                    atReqGetNoResult.pAtCmd = "AT+QCFG=\"nwscanseq\",01,1";
                    break;

                default:
                    /* Configure RAT Searching Sequence to automatic. */
                    atReqGetNoResult.pAtCmd = "AT+QCFG=\"nwscanseq\",00,1";
                    break;
            }

            cellularStatus = sendAtCommandWithRetryTimeout( pContext, &atReqGetNoResult );
        }

        if( cellularStatus == CELLULAR_SUCCESS )
        {
            atReqGetNoResult.pAtCmd = "AT+CFUN=1";
            cellularStatus = sendAtCommandWithRetryTimeout( pContext, &atReqGetNoResult );
        }
    }

    return cellularStatus;
}