code crashes accessing randomization code

Dependencies:   LoRaWAN-SX1272-Application-24-31-9sec X_NUCLEO_IKS01A1 driver_mbed_TH02 LoRaWAN-lib-v1_0_1 SX1272Lib mbed

Fork of LoRaWAN-SX1272-Application-24-31-9sec by Oleh Zvonarov

app/LoRaEventProc.cpp

Committer:
ubhat
Date:
2017-11-04
Revision:
2:19dd7bfcacf7
Parent:
0:6cc76d70e2a1

File content as of revision 2:19dd7bfcacf7:

/*
 / _____)             _              | |
( (____  _____ ____ _| |_ _____  ____| |__
 \____ \| ___ |    (_   _) ___ |/ ___)  _ \
 _____) ) ____| | | || |_| ____( (___| | | |
(______/|_____)_|_|_| \__)_____)\____)_| |_|
    (C)2015 Semtech

Description: Define events during Join, Tx & Rx
            Prepare TX packet by appending with appropriate application data

License: Revised BSD License, see LICENSE.TXT file include in the project

Maintainer: Uttam Bhat
*/

#include "LoRaEventProc.h"

/*!
 * Defines the application data transmission duty cycle
 */
uint32_t TxDutyCycleTime = APP_TX_DUTYCYCLE;

bool AppLed = 0;

uint8_t AppCase = 0;

/*!
 * \brief   Prepares the payload of the frame based on application port
 */
void PrepareLoRaFrame( uint8_t port )
{

    switch( port ) {
        case 5: {
            uint8_t tmp;
            uint8_t tmpLength;
            uint8_t ptrIndex = 0;

            // Point the pointer to position index of Tx Buffer
            LoRaApp.ApplicationPtrPos( ptrIndex );

            tmp = ( AppLed != 0 ) ? 0x0F : 0x00;
            tmpLength = 1;

            LoRaApp.ApplicationAppendData( &tmp, tmpLength ); // Populate lower nibble of 0th Byte with LED state

            /*!
            *  Generate Ramp data bytes
            *  Appends incremental values of 1 Byte each to TX buffer until Full
            */
            LoRaApp.ApplicationCall( AppRamp );

            break;
        }

        case 8: {
            uint8_t ptrIndex = 0;

            //Point the pointer to position index of Tx Buffer
            LoRaApp.ApplicationPtrPos( ptrIndex );

            /*!
            *  Read Pressure
            *  Appends 2 Bytes to TX buffer
            */
            LoRaApp.ApplicationCall( AppPressr );

            /*!
            *  Read Temperature
            *  Appends 1 Byte to TX buffer
            */
            LoRaApp.ApplicationCall( AppTemp );

            /*!
            *  Read Humidity
            *  Appends 1 Byte to TX buffer
            */
            LoRaApp.ApplicationCall( AppHumid );

            /*!
            *  Read Accelerometer
            *  Appends 2 Bytes to TX buffer
            *   Value       Orientation
            *   0x99 0x00   horizontal + faceup
            *   0x66 0x00   horizontal + facedown
            *   0x00 0x11   vertical
            */
            LoRaApp.ApplicationCall( AppAccl ); // Generate Accelerometer data bytes


            break;
        }

        // IKAS sensor using Cayenne Payload Format
        case 9: {
#ifdef USE_CAYENNE_LPP
            uint8_t ptrIndex = 0;

            uint16_t AppSize = 0;

            uint8_t tmp[2] = {0};

            //Point the pointer to position index of Tx Buffer
            LoRaApp.ApplicationPtrPos( ptrIndex );

            AppCase = AppCase > 3 ? 0 : AppCase;

            while( 1 ) {
                switch( AppCase ) {
                    case 0: {
                        tmp[0] = 0;
                        tmp[1] = 115; // Data Type PRESSURE: 115
                        LoRaApp.ApplicationAppendData( tmp, 2 );

                        /*!
                        *  Read Pressure
                        *  Appends 2 Bytes to TX buffer
                        */
                        LoRaApp.ApplicationCall( AppPressr );

                        AppSize += maxLPPsize[AppCase];

                        break;
                    }

                    case 1: {
                        tmp[0] = 1;
                        tmp[1] = 103; // Data Type TEMP: 103
                        LoRaApp.ApplicationAppendData( tmp, 2 );

                        /*!
                        *  Read Temperature
                        *  Appends 1 Byte to TX buffer
                        */
                        LoRaApp.ApplicationCall( AppTemp );

                        AppSize += maxLPPsize[AppCase];

                        break;
                    }

                    case 2: {
                        tmp[0] = 2;
                        tmp[1] = 104; // Data Type HUMIDITY: 103
                        LoRaApp.ApplicationAppendData( tmp, 2 );

                        /*!
                        *  Read Humidity
                        *  Appends 1 Byte to TX buffer
                        */
                        LoRaApp.ApplicationCall( AppHumid );

                        AppSize += maxLPPsize[AppCase];

                        break;
                    }

                    case 3: {
                        tmp[0] = 3;
                        tmp[1] = 113; // Data Type Accl: 113
                        LoRaApp.ApplicationAppendData( tmp, 2 );
                        /*!
                        *  Read Accelerometer
                        */
                        LoRaApp.ApplicationCall( AppAccl ); // Generate Accelerometer data bytes

                        AppSize += maxLPPsize[AppCase];

                        break;
                    }
                }

                AppCase++;

                if( AppSize + maxLPPsize[AppCase] > LORAWAN_APP_DATA_SIZE ) {
                    break;
                }
            }

            AppDataSize = AppSize;
#endif
            break;
        }

        // Push-Button Demo
        case 11: {
            uint8_t ptrIndex = 0;

            //Point the pointer to position index of Tx Buffer
            LoRaApp.ApplicationPtrPos( ptrIndex );

            LoRaApp.ApplicationCall( AppPushButton ); // Transmit uplink counter

            break;
        }

        // GROVE sensor using Cayenne Payload Format
        case 12: {
#ifdef USE_CAYENNE_LPP
            uint8_t ptrIndex = 0;

            uint8_t tmp[2] = {0};

            //Point the pointer to position index of Tx Buffer
            LoRaApp.ApplicationPtrPos( ptrIndex );

            tmp[0] = 1;
            tmp[1] = 103; // Data Type TEMP: 103
            LoRaApp.ApplicationAppendData( tmp, 2 );
            
            printf("Temp Call\r\n");

            /*!
            *  Read Temperature
            *  Appends 1 Byte to TX buffer
            */
            LoRaApp.ApplicationCall( AppTemp );

            tmp[0] = 2;
            tmp[1] = 104; // Data Type HUMIDITY: 103
            LoRaApp.ApplicationAppendData( tmp, 2 );
            
            printf("Humidity Call\r\n");

            /*!
            *  Read Humidity
            *  Appends 1 Byte to TX buffer
            */
            LoRaApp.ApplicationCall( AppHumid );

#endif
            break;
        }

        default:
            break;
    }
}


/*!
 * \brief   Sets Interrupt for next payload transmission
 */
void InitNextTxInterrupt( uint8_t port )
{
    switch( port ) {
            /* GPS Application Demo
                Set Timer interrupt for next uplink
            */
        case 5: {
        }

        /* Senet + M2X demo
        Set Timer interrupt for next uplink
        */
        case 6: {

        }

        /* Senet GPS Demo
           Set Timer interrupt for next uplink
        */
        case 7: {
            // Schedule next packet transmission
            TxDutyCycleTime = APP_TX_DUTYCYCLE + randr( -APP_TX_DUTYCYCLE_RND, APP_TX_DUTYCYCLE_RND );
            TimerSetValue( &TxNextPacketTimer, TxDutyCycleTime );
            TimerStart( &TxNextPacketTimer );
            break;
        }

        /* Push Button Demo
           Send Packet Immedietly if PC0 = GND
        */
        case 11: {
            volatile bool PushButtonStatus;

            PushButtonStatus = UsrButton;

            if(PushButtonStatus == 0) {
                // Send Pkt immedietly if PC = GND
                DeviceState = DEVICE_STATE_SEND;
                NextTx = true;
            } else {
                // Keep polling
                IsTxIntUpdate = true;
            }

            break;
        }

        /* Orientation Demo
           Send Packet Immedietly if Mote is Vertical
        */
        case 12: {
            // Schedule next packet transmission
            TxDutyCycleTime = APP_TX_DUTYCYCLE + randr( -APP_TX_DUTYCYCLE_RND, APP_TX_DUTYCYCLE_RND );
            TimerSetValue( &TxNextPacketTimer, TxDutyCycleTime );
            TimerStart( &TxNextPacketTimer );
            break;
        }

        /* Compliance Test
           Set Timer interrupt for next uplink
        */
        case 224: {
            // Schedule next packet transmission
            TimerSetValue( &TxNextPacketTimer, COMPLIANCE_TX_DUTYCYCLE );
            TimerStart( &TxNextPacketTimer );
            break;
        }

        default: {
            // Schedule next packet transmission
            TimerSetValue( &TxNextPacketTimer, TxDutyCycleTime );
            TimerStart( &TxNextPacketTimer );
            break;
        }
    }

}

/*!
 * \brief   What to do during JOIN process ? blink/toggle LED etc.
 */
void JoinEvent( void )
{
    // CtrlLED is defined in LoRaBoardAppIf.h
    // param 1: LED color (Red, Yellow or Green)
    // param 2: LED_ON or LED_OFF
    //CtrlLED( Red, LED_ON );
}


/*!
 * \brief   What to do during TX ? blink/toggle LED etc.
 */
void TxEvent( void )
{
    int blinkTime = 25000;

    // Blink Red LED for 25msec
    //BlinkLED( Red, blinkTime );
}

void RxEvent()
{
    // Toggle yellow LED
    //ToggleLED( Yellow );

    // If Rx Data is 0x01 turn on Green LED else if 0x0 Turn Green LED off
    if( LoRaMacDownlinkStatus.BufferSize == 1 ) {
        if( LoRaMacDownlinkStatus.Buffer[0] == 0x01 ) {
            AppLed = 1;
        } else {
            if( LoRaMacDownlinkStatus.Buffer[0] == 0x00 ) {
                AppLed = 0;
            }
        }
    }

    if( AppLed != 0 ) {
        // Turn  USR_LED ON
        //UsrLED = 3.3;
    } else {
        // Turn  USR_LED OFF
        //UsrLED = 0;
    }
}