kumar singh / Mbed OS Dealer_23Feb

Dummy Lora Packet Sending

Fork of Dealer_18feb17 by kumar singh

main.cpp@13:8955f2e95021, 2017-02-12 (annotated)

Committer:
NarendraSingh
Date:
Sun Feb 12 02:57:25 2017 +0000
Revision:
13:8955f2e95021
Parent:
12:6107b32b0729
Child:
15:a448e955b8f3
Before implementing beacon minor;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 1:491820ee784d 1 #include "mbed.h"
NarendraSingh 11:77e595130230 2 #include "rtos.h"
NarendraSingh 11:77e595130230 3 #include "OBD.h"
NarendraSingh 11:77e595130230 4 #include "Lora.h"
NarendraSingh 11:77e595130230 5 #include "Accelerometer.h"
NarendraSingh 11:77e595130230 6 #include "Beacon.h"
NarendraSingh 11:77e595130230 7 #include "main.h"
NarendraSingh 11:77e595130230 8
NarendraSingh 11:77e595130230 9 //Datatype typecasting
NarendraSingh 11:77e595130230 10 typedef unsigned char uint8;
NarendraSingh 11:77e595130230 11 typedef unsigned int uint16;
NarendraSingh 11:77e595130230 12
NarendraSingh 11:77e595130230 13 //peripheral connection
emilmont 1:491820ee784d 14 DigitalOut led1(LED1);
emilmont 1:491820ee784d 15 DigitalOut led2(LED2);
NarendraSingh 11:77e595130230 16
NarendraSingh 11:77e595130230 17 //Configure Serial port
NarendraSingh 11:77e595130230 18 RawSerial LORA_UART(PA_0, PA_1);//USART4_TX->PA_0,USART4_RX->PA_1 : Used for Lora module command sending and reception from gateway
NarendraSingh 11:77e595130230 19 RawSerial DEBUG_UART(PA_9, PA_10);//USART1_TX->PA_9,USART1_RX->PA_10 : Used for debugging purpose only
NarendraSingh 11:77e595130230 20 RawSerial Beacon_UART(PC_4, PC_5);//USART3_TX->PC4,USART3_RX->PC_5 : Used for sending command to beacon module
NarendraSingh 13:8955f2e95021 21 RawSerial BLE_RECEIVER_UART(PA_0, PA_1);//USART4_TX->PA_0,USART4_RX->PA_1 : Used for Lora module command sending and reception from gateway
NarendraSingh 11:77e595130230 22
NarendraSingh 11:77e595130230 23 //InterruptIn OBD_PLUGIN_INTERRUPT_PIN(PC_13);
NarendraSingh 11:77e595130230 24 InterruptIn CheckIn_Interrupt(PC_13);
NarendraSingh 11:77e595130230 25
NarendraSingh 11:77e595130230 26 uint8 Ticker_Count = 0; //Variable to count for timer overflows
NarendraSingh 11:77e595130230 27
NarendraSingh 11:77e595130230 28
NarendraSingh 11:77e595130230 29 uint8 OBD_Plugin_Detected = FALSE;
emilmont 1:491820ee784d 30
NarendraSingh 11:77e595130230 31 //Create Object for structure of Lora Packet to be sent
NarendraSingh 11:77e595130230 32
NarendraSingh 11:77e595130230 33 static uint16 Calculate_Wheels_RPM(uint8* Buffer);
NarendraSingh 11:77e595130230 34 void flip_Packet_Sending_Flag();
NarendraSingh 11:77e595130230 35 void Lora_Periodic_Packet_Sending_thread(void const *args);
NarendraSingh 11:77e595130230 36
NarendraSingh 11:77e595130230 37 void Lora_Rcvd_Cmd_Processing_thread(void);// const *args);
NarendraSingh 13:8955f2e95021 38 void Enable_CheckIN_Packet_Sending();
NarendraSingh 13:8955f2e95021 39
NarendraSingh 13:8955f2e95021 40
NarendraSingh 11:77e595130230 41 /*************************Accelerometer related definitions***********************************/
NarendraSingh 11:77e595130230 42 //Accelerometer related definitions
NarendraSingh 13:8955f2e95021 43
NarendraSingh 11:77e595130230 44 #define DOUBLE_TAP_INTERRUPT 0x20
NarendraSingh 11:77e595130230 45 #define ACTIVITY_INTERRUPT 0x10
NarendraSingh 11:77e595130230 46 #define INACTIVITY_INTERRUPT 0x08
NarendraSingh 11:77e595130230 47
NarendraSingh 11:77e595130230 48 #define TAP_THRESHOLD 75
NarendraSingh 11:77e595130230 49 #define ACTIVITY_THRESHOLD 64 // THRES_ACT register value 62.5mg/LSB , therfore value 32 indicates 2g activity
NarendraSingh 11:77e595130230 50 #define INACTIVITY_THRESHOLD 50
NarendraSingh 11:77e595130230 51
NarendraSingh 11:77e595130230 52 #define DUR_TIME 0x15 // DUR Register value providing maximum time to be held to generate an interrupt
NarendraSingh 11:77e595130230 53 #define LATENT_TIME 0x15 // The interrupt latency
NarendraSingh 11:77e595130230 54 #define WINDOW_TIME 0x45 // The time of the interrupt window in which the next tap will be detected
NarendraSingh 11:77e595130230 55 #define INACTIVITY_VALIDATION_TIME 5 // The time until which the acceleration must be held below the inactivity threshold to generate an inactvity interrupt
NarendraSingh 11:77e595130230 56 // Here the value 5 indicates literally 5 secs
NarendraSingh 11:77e595130230 57 #define X_AXIS_OFFSET 0x7F
NarendraSingh 11:77e595130230 58 #define Y_AXIS_OFFSET 0x7F
NarendraSingh 11:77e595130230 59 #define Z_AXIS_OFFSET 0x05
NarendraSingh 11:77e595130230 60
NarendraSingh 11:77e595130230 61
NarendraSingh 11:77e595130230 62 I2C i2c(PB_9, PB_8);
NarendraSingh 11:77e595130230 63 RawSerial DEBUG_UART1(PA_9, PA_10);//USART1_TX->PA_9,USART1_RX->PA_10
NarendraSingh 11:77e595130230 64
NarendraSingh 11:77e595130230 65 InterruptIn activity(PB_0);
NarendraSingh 11:77e595130230 66 InterruptIn inactivity(PA_4); // As for now only this is used
NarendraSingh 11:77e595130230 67 DigitalOut led(LED1);
NarendraSingh 11:77e595130230 68
NarendraSingh 11:77e595130230 69 const int slave_address_acc = 0xA6;
NarendraSingh 11:77e595130230 70 char axis_data[6] = {0,0,0,0,0,0};
NarendraSingh 11:77e595130230 71
NarendraSingh 11:77e595130230 72 char interrupt_source[2];
NarendraSingh 11:77e595130230 73 char axis_data_start_address[2] = {0x32, 0};
NarendraSingh 11:77e595130230 74 char intr_source_address[2] = {0x30, 0};
NarendraSingh 11:77e595130230 75 char all_interrupt_clear_command[2] = {0x2E, 0x00};
NarendraSingh 11:77e595130230 76 char all_interrupt_enable_command[2] = {0x2E, 0x38};
NarendraSingh 11:77e595130230 77 char activity_interrupt_disable_command[2] = {0x2E, 0x08};
NarendraSingh 11:77e595130230 78 char inactivity_interrupt_disable_command[2] = {0x2E, 0x30};
NarendraSingh 11:77e595130230 79 char accelerometer_status_registered = 0;
NarendraSingh 11:77e595130230 80 unsigned int interrupt_source_duplicate;
NarendraSingh 11:77e595130230 81
NarendraSingh 11:77e595130230 82 char threshold_offset_command[5];
NarendraSingh 11:77e595130230 83 char act_inact_time_config_command[8];
NarendraSingh 11:77e595130230 84 char interrupt_enable_command[3];
NarendraSingh 11:77e595130230 85 char tap_axis_enable_command[2];
NarendraSingh 11:77e595130230 86 char baud_rate_command[2];
NarendraSingh 11:77e595130230 87 char data_format_command[2];
NarendraSingh 11:77e595130230 88 char measure_bit_on_command[2];
NarendraSingh 11:77e595130230 89
NarendraSingh 11:77e595130230 90
NarendraSingh 11:77e595130230 91 char previous_state = 0;
NarendraSingh 11:77e595130230 92 char current_state = 0;
NarendraSingh 11:77e595130230 93
NarendraSingh 11:77e595130230 94 unsigned char vehicle_speed = 25; // Kmph
NarendraSingh 11:77e595130230 95 unsigned char current_speed, previous_speed, speed_threshold = 10; // Kmph
NarendraSingh 11:77e595130230 96
NarendraSingh 11:77e595130230 97 unsigned char x_axis, y_axis, z_axis;
NarendraSingh 11:77e595130230 98
NarendraSingh 11:77e595130230 99 unsigned char Motion_Detect_Status = FALSE;
NarendraSingh 11:77e595130230 100 uint8 OBD_PlugInOut_IOC_Status = FALSE;
NarendraSingh 11:77e595130230 101 unsigned char Motion_Type_Detected = MOTION_TYPE_UNKNOWN; //By default set motion type as unknown
NarendraSingh 11:77e595130230 102 void Accelerometer_Process_thread();//void const *args) ;
NarendraSingh 11:77e595130230 103
NarendraSingh 13:8955f2e95021 104 #define BLE_RECEIVER_UART_RX_Size 100
NarendraSingh 13:8955f2e95021 105 uint8 BLE_RxBuffer_End_Pos = 0;
NarendraSingh 13:8955f2e95021 106 char BLE_Receiver_UART_RX_Buffer[BLE_RECEIVER_UART_RX_Size];
NarendraSingh 13:8955f2e95021 107
NarendraSingh 11:77e595130230 108 //This function is Interrupt routine for detecting motion(acceleartion), i.e. either starts from rest/vehicle stops afeter running or if sudden jurk is detected
NarendraSingh 11:77e595130230 109 void interrupt_activity_inactivity()
NarendraSingh 11:77e595130230 110 {
NarendraSingh 11:77e595130230 111 i2c.write(slave_address_acc, all_interrupt_clear_command, 2);
NarendraSingh 11:77e595130230 112 Motion_Detect_Status = TRUE;
NarendraSingh 11:77e595130230 113 }
NarendraSingh 13:8955f2e95021 114
NarendraSingh 13:8955f2e95021 115
NarendraSingh 11:77e595130230 116 /************************************************************************/
NarendraSingh 11:77e595130230 117 uint8 Command_Sent[100];
NarendraSingh 11:77e595130230 118 uint8 Command_Length_Sent;
NarendraSingh 12:6107b32b0729 119 uint8 Checkin_Detect_Status = FALSE;
NarendraSingh 11:77e595130230 120 void Extract_Received_Lora_Response(void);
NarendraSingh 11:77e595130230 121
NarendraSingh 11:77e595130230 122 //This function is Interrupt routine for detecting OBD Plugin and Out
NarendraSingh 11:77e595130230 123 void Handle_CheckIn_Interrupt()
NarendraSingh 11:77e595130230 124 {
NarendraSingh 11:77e595130230 125 OBD_PlugInOut_IOC_Status = TRUE;
NarendraSingh 11:77e595130230 126 DEBUG_UART.printf("Movement_Detected");
NarendraSingh 11:77e595130230 127 }
NarendraSingh 11:77e595130230 128
NarendraSingh 11:77e595130230 129 //Declare Ticker for sending lora packet
NarendraSingh 11:77e595130230 130 Ticker Lora_Packet_Sending_Ticker;
NarendraSingh 11:77e595130230 131 void flip_Packet_Sending_Flag(void)
NarendraSingh 11:77e595130230 132 { //flip function
NarendraSingh 11:77e595130230 133 if(Ticker_Count < 5)
NarendraSingh 11:77e595130230 134 {
NarendraSingh 11:77e595130230 135 Ticker_Count++;
NarendraSingh 11:77e595130230 136 }
NarendraSingh 11:77e595130230 137 else
NarendraSingh 11:77e595130230 138 {
NarendraSingh 11:77e595130230 139 Ticker_Count = 0;
NarendraSingh 11:77e595130230 140 Send_Lora_Packet_Flag = TRUE;
NarendraSingh 11:77e595130230 141 }
NarendraSingh 11:77e595130230 142 }
NarendraSingh 11:77e595130230 143
NarendraSingh 11:77e595130230 144 // called every time a byte is received from lora module.
NarendraSingh 11:77e595130230 145 void Lora_onDataRx()
NarendraSingh 11:77e595130230 146 {
NarendraSingh 11:77e595130230 147 while (LORA_UART.readable())
NarendraSingh 11:77e595130230 148 { // while there is data waiting
NarendraSingh 11:77e595130230 149 LORA_UART_RX_Buffer[Lora_RxBuffer_End_Pos++] = LORA_UART.getc(); // put it in the buffer
NarendraSingh 11:77e595130230 150 //DEBUG_UART.putc(LORA_UART_RX_Buffer[Lora_RxBuffer_End_Pos-1]);
NarendraSingh 11:77e595130230 151 if(Lora_RxBuffer_End_Pos >= LORA_UART_RX_Size)
NarendraSingh 11:77e595130230 152 {
NarendraSingh 11:77e595130230 153 // BUFFER OVERFLOW. What goes here depends on how you want to cope with that situation.
NarendraSingh 11:77e595130230 154 // For now just throw everything away.
NarendraSingh 11:77e595130230 155 Lora_RxBuffer_End_Pos = 0;
NarendraSingh 11:77e595130230 156 }
emilmont 1:491820ee784d 157 }
NarendraSingh 13:8955f2e95021 158 }
NarendraSingh 11:77e595130230 159
NarendraSingh 13:8955f2e95021 160
NarendraSingh 11:77e595130230 161 // called every time a byte is received from Beacon Module.
NarendraSingh 11:77e595130230 162 void Beacon_onDataRx()
NarendraSingh 11:77e595130230 163 {
NarendraSingh 11:77e595130230 164 while (Beacon_UART.readable())
NarendraSingh 11:77e595130230 165 { // while there is data waiting
NarendraSingh 11:77e595130230 166 Beacon_RX_Buffer[Beacon_RxBuffer_End_Pos++] = Beacon_UART.getc(); // put it in the buffer
NarendraSingh 11:77e595130230 167 //DEBUG_UART.putc(LORA_UART_RX_Buffer[Beacon_RxBuffer_End_Pos-1]);
NarendraSingh 11:77e595130230 168 if(Beacon_RxBuffer_End_Pos >= 100)
NarendraSingh 11:77e595130230 169 {
NarendraSingh 11:77e595130230 170 // BUFFER OVERFLOW. What goes here depends on how you want to cope with that situation.
NarendraSingh 11:77e595130230 171 // For now just throw everything away.
NarendraSingh 11:77e595130230 172 Beacon_RxBuffer_End_Pos = 0;
NarendraSingh 11:77e595130230 173 }
emilmont 1:491820ee784d 174 }
emilmont 1:491820ee784d 175 }
NarendraSingh 11:77e595130230 176
NarendraSingh 13:8955f2e95021 177 void BLE_Receiver_onDataRx(void)
NarendraSingh 13:8955f2e95021 178 {
NarendraSingh 13:8955f2e95021 179 while (BLE_RECEIVER_UART.readable())
NarendraSingh 13:8955f2e95021 180 { // while there is data waiting
NarendraSingh 13:8955f2e95021 181 BLE_Receiver_UART_RX_Buffer[BLE_RxBuffer_End_Pos++] = BLE_RECEIVER_UART.getc(); // put it in the buffer
NarendraSingh 13:8955f2e95021 182 //DEBUG_UART.putc(LORA_UART_RX_Buffer[Lora_RxBuffer_End_Pos-1]);
NarendraSingh 13:8955f2e95021 183 if(BLE_RxBuffer_End_Pos >= BLE_RECEIVER_UART_RX_Size)
NarendraSingh 13:8955f2e95021 184 {
NarendraSingh 13:8955f2e95021 185 // BUFFER OVERFLOW. What goes here depends on how you want to cope with that situation.
NarendraSingh 13:8955f2e95021 186 // For now just throw everything away.
NarendraSingh 13:8955f2e95021 187 BLE_RxBuffer_End_Pos = 0;
NarendraSingh 13:8955f2e95021 188 }
NarendraSingh 12:6107b32b0729 189 }
NarendraSingh 13:8955f2e95021 190 }
NarendraSingh 13:8955f2e95021 191
NarendraSingh 13:8955f2e95021 192 int main()
NarendraSingh 11:77e595130230 193 {
NarendraSingh 11:77e595130230 194 DEBUG_UART.baud(115200);
NarendraSingh 11:77e595130230 195 DEBUG_UART.printf("%s","Debugging started");
NarendraSingh 11:77e595130230 196 LORA_UART.attach(&Lora_onDataRx, Serial::RxIrq);
NarendraSingh 13:8955f2e95021 197 //BLE_RECEIVER_UART.attach(&BLE_Receiver_onDataRx, Serial::RxIrq);
NarendraSingh 11:77e595130230 198
NarendraSingh 11:77e595130230 199 //Create a thread to read vehicle data
NarendraSingh 11:77e595130230 200 //Thread OBD_thread(OBD_Rcvd_Cmd_Processing_thread);
NarendraSingh 11:77e595130230 201
NarendraSingh 11:77e595130230 202 Lora_Packet_Sending_Ticker.attach(&flip_Packet_Sending_Flag, 3.0); // call flip_Packet_Sending_Flag function every 5 seconds
NarendraSingh 11:77e595130230 203
NarendraSingh 11:77e595130230 204 // OBD_PLUGIN_INTERRUPT_PIN.rise(&Enable_CheckIN_Packet_Sending); // call toggle function on the rising edge
NarendraSingh 11:77e595130230 205 //led2_thread is executing concurrently with main at this point
NarendraSingh 11:77e595130230 206 CheckIn_Interrupt.rise(&Handle_CheckIn_Interrupt);
NarendraSingh 11:77e595130230 207 inactivity.rise(interrupt_activity_inactivity); // Attach the address of interrupt_activity_inactivity function to rising edge
NarendraSingh 13:8955f2e95021 208 Initialize_Beacon_Module();
NarendraSingh 11:77e595130230 209 Lora_Periodic_Packet_Sending(); //Infinite loop for sending and receiving lora response, no return from here
NarendraSingh 13:8955f2e95021 210 }
NarendraSingh 13:8955f2e95021 211
NarendraSingh 13:8955f2e95021 212 //Function to be called when Interrupt is genearted for motion sensing, checkin
NarendraSingh 11:77e595130230 213 void Initialize_Packets_Sent_Count(void)
NarendraSingh 11:77e595130230 214 {
NarendraSingh 11:77e595130230 215 Motion_Packet_Sent_Count = 0x00;
NarendraSingh 11:77e595130230 216 CheckIN_Packet_Sent_Count = 0x00;
NarendraSingh 11:77e595130230 217 }
NarendraSingh 11:77e595130230 218
NarendraSingh 12:6107b32b0729 219 uint8 Status_Packet_Wait_Count = 0;
NarendraSingh 11:77e595130230 220 void Lora_Periodic_Packet_Sending()
NarendraSingh 11:77e595130230 221 {
NarendraSingh 11:77e595130230 222 DEBUG_UART.printf("Periodic packet sending intiialized");
NarendraSingh 11:77e595130230 223 Set_Up_Lora_Network_Configuration();
NarendraSingh 11:77e595130230 224 Initialize_lora_Packets();
NarendraSingh 11:77e595130230 225 while (true)
NarendraSingh 11:77e595130230 226 {
NarendraSingh 11:77e595130230 227 if(Packet_Type_To_Send == HEARTBEAT_TYPE_PACKET) //check if packet to be sent is Heartbeat packet
NarendraSingh 11:77e595130230 228 {
NarendraSingh 12:6107b32b0729 229 if(Send_Lora_Packet_Flag) //Check if packet sending is enabled, Packet should be sent only when enabled after timeout period
NarendraSingh 11:77e595130230 230 {
NarendraSingh 12:6107b32b0729 231 Status_Packet_Wait_Count++;
NarendraSingh 12:6107b32b0729 232 if(Status_Packet_Wait_Count < 5)
NarendraSingh 12:6107b32b0729 233 {
NarendraSingh 12:6107b32b0729 234 Send_HeartBeat_Packet(); //call function to send heartbeat packet
NarendraSingh 12:6107b32b0729 235 DEBUG_UART.printf("Sent HeartBeat Packet");
NarendraSingh 12:6107b32b0729 236 AT_Response_Receive_Status = FAILURE;
NarendraSingh 12:6107b32b0729 237 while(AT_Response_Receive_Status)
NarendraSingh 12:6107b32b0729 238 Get_Lora_Response();
NarendraSingh 12:6107b32b0729 239 Send_Lora_Packet_Flag = FALSE;
NarendraSingh 12:6107b32b0729 240 DEBUG_UART.printf("Heartbeat Packet Response Received");
NarendraSingh 12:6107b32b0729 241 }
NarendraSingh 12:6107b32b0729 242 else
NarendraSingh 12:6107b32b0729 243 {
NarendraSingh 12:6107b32b0729 244 Status_Packet_Wait_Count = 0;
NarendraSingh 13:8955f2e95021 245 Send_Vehicle_Status_Packet(); //call function to send heartbeat packet
NarendraSingh 12:6107b32b0729 246 DEBUG_UART.printf("Sent Status Packet");
NarendraSingh 12:6107b32b0729 247 AT_Response_Receive_Status = FAILURE;
NarendraSingh 12:6107b32b0729 248 while(AT_Response_Receive_Status)
NarendraSingh 12:6107b32b0729 249 Get_Lora_Response();
NarendraSingh 12:6107b32b0729 250 Send_Lora_Packet_Flag = FALSE;
NarendraSingh 12:6107b32b0729 251 DEBUG_UART.printf("Status Packet Response Received");
NarendraSingh 12:6107b32b0729 252 }
NarendraSingh 11:77e595130230 253 }
NarendraSingh 11:77e595130230 254 }
NarendraSingh 11:77e595130230 255 else if(Packet_Type_To_Send == MOTION_TYPE_PACKET) //check if packet to be sent is motion packet
NarendraSingh 11:77e595130230 256 {
NarendraSingh 11:77e595130230 257 if(Send_Lora_Packet_Flag) //Check if packet sending isd enabled, Packet should be sent only when enabled after timeout period
NarendraSingh 11:77e595130230 258 {
NarendraSingh 11:77e595130230 259 Send_Motion_Packet();
NarendraSingh 11:77e595130230 260 DEBUG_UART.printf("Sent Motion Packet"); //call function to send periodic motion packet
NarendraSingh 11:77e595130230 261 AT_Response_Receive_Status = FAILURE;
NarendraSingh 11:77e595130230 262 while(AT_Response_Receive_Status)
NarendraSingh 11:77e595130230 263 Get_Lora_Response();
NarendraSingh 11:77e595130230 264 DEBUG_UART.printf("Motion Packet Response Received");
NarendraSingh 11:77e595130230 265 Send_Lora_Packet_Flag = FALSE;
NarendraSingh 11:77e595130230 266 if(Motion_Packet_Sent_Count >= 5) //Stop Sending Motion Packets if after sending for 2 minute
NarendraSingh 11:77e595130230 267 {
NarendraSingh 11:77e595130230 268 DEBUG_UART.printf("Packet Type Sending Changed to HeartBeat");
NarendraSingh 11:77e595130230 269 Motion_Packet_Sent_Count = 0;
NarendraSingh 11:77e595130230 270 Packet_Type_To_Send = HEARTBEAT_TYPE_PACKET; //Set Packet type to send as heartbeat packet
NarendraSingh 11:77e595130230 271 Lora_Packet_Sending_Ticker.detach(); //destroy ticker
NarendraSingh 11:77e595130230 272 Lora_Packet_Sending_Ticker.attach(&flip_Packet_Sending_Flag, 10.0); //create new ticker
NarendraSingh 11:77e595130230 273
NarendraSingh 11:77e595130230 274 }
NarendraSingh 11:77e595130230 275 }
NarendraSingh 11:77e595130230 276 }
NarendraSingh 11:77e595130230 277 else if(Packet_Type_To_Send == CHECKIN_TYPE_PACKET) //check if packet to be sent is Checkin packet
NarendraSingh 11:77e595130230 278 {
NarendraSingh 11:77e595130230 279 if(Send_Lora_Packet_Flag) //Check if packet sending isd enabled, Packet should be sent only when enabled after timeout period
NarendraSingh 11:77e595130230 280 {
NarendraSingh 11:77e595130230 281 Send_CheckIN_Packet(); //call function to send periodic checkIn packet
NarendraSingh 11:77e595130230 282 DEBUG_UART.printf("Sent Checkin Packet");
NarendraSingh 11:77e595130230 283 AT_Response_Receive_Status = FAILURE;
NarendraSingh 11:77e595130230 284 while(AT_Response_Receive_Status)
NarendraSingh 11:77e595130230 285 Get_Lora_Response();
NarendraSingh 11:77e595130230 286 Send_Lora_Packet_Flag = FALSE;
NarendraSingh 11:77e595130230 287 DEBUG_UART.printf("Checkin Packet Response Received");
NarendraSingh 11:77e595130230 288 if(CheckIN_Packet_Sent_Count >= 5) //Stop Sending Motion Packets if after sending for 2 minute
NarendraSingh 11:77e595130230 289 {
NarendraSingh 11:77e595130230 290 DEBUG_UART.printf("Packet Type Sending Changed to HeartBeat");
NarendraSingh 11:77e595130230 291 CheckIN_Packet_Sent_Count = 0;
NarendraSingh 11:77e595130230 292 Packet_Type_To_Send = HEARTBEAT_TYPE_PACKET; //Set Packet type to send as heartbeat packet
NarendraSingh 11:77e595130230 293 Initialize_Packets_Sent_Count();
NarendraSingh 11:77e595130230 294 }
NarendraSingh 11:77e595130230 295 }
NarendraSingh 11:77e595130230 296 }
NarendraSingh 11:77e595130230 297 if(OBD_PlugInOut_IOC_Status) //Check if Accelerometer Interrupt is generated
NarendraSingh 11:77e595130230 298 {
NarendraSingh 13:8955f2e95021 299 //Enable_CheckIN_Packet_Sending();
NarendraSingh 11:77e595130230 300 //Get_Acceleration_Type();
NarendraSingh 11:77e595130230 301 OBD_PlugInOut_IOC_Status = FALSE;
NarendraSingh 12:6107b32b0729 302 Checkin_Detect_Status ^= 0x01;
NarendraSingh 13:8955f2e95021 303 Packet_Type_To_Send = CHECKIN_TYPE_PACKET;
NarendraSingh 13:8955f2e95021 304 Send_Lora_Packet_Flag = TRUE;
NarendraSingh 12:6107b32b0729 305 if(Checkin_Detect_Status) //OBD Plugin detected
NarendraSingh 12:6107b32b0729 306 {
NarendraSingh 12:6107b32b0729 307 wait(1); //wait for 1sec to avoid detecting plugin debounce
NarendraSingh 12:6107b32b0729 308 CheckIn_Interrupt.fall(&Handle_CheckIn_Interrupt); //Change interrupt on change to falling type to detect plugout
NarendraSingh 12:6107b32b0729 309 //write code to enable motion interrupt
NarendraSingh 12:6107b32b0729 310 }
NarendraSingh 12:6107b32b0729 311 else //OBD Plugout detecetd
NarendraSingh 12:6107b32b0729 312 {
NarendraSingh 12:6107b32b0729 313 CheckIn_Interrupt.rise(&Handle_CheckIn_Interrupt); //Change interrupt on change to rising type to detect plugin
NarendraSingh 12:6107b32b0729 314 wait(1); //wait for 1sec to avoid detecting plugin debounce
NarendraSingh 12:6107b32b0729 315 //write code to disable motion interrupt
NarendraSingh 12:6107b32b0729 316 }
NarendraSingh 11:77e595130230 317 }
NarendraSingh 11:77e595130230 318 if(Motion_Detect_Status) //Check if Accelerometer Interrupt is generated
NarendraSingh 11:77e595130230 319 {
NarendraSingh 11:77e595130230 320 Get_Acceleration_Type();
NarendraSingh 11:77e595130230 321 Motion_Detect_Status = FALSE;
NarendraSingh 11:77e595130230 322 }
NarendraSingh 11:77e595130230 323 }
NarendraSingh 11:77e595130230 324 }
NarendraSingh 11:77e595130230 325
NarendraSingh 11:77e595130230 326 void Get_Acceleration_Type(void)
NarendraSingh 11:77e595130230 327 {
NarendraSingh 11:77e595130230 328 Packet_Type_To_Send = MOTION_TYPE_PACKET; //whenever acceleration is detected change the packet type to be sent to motion type
NarendraSingh 11:77e595130230 329 Lora_Packet_Sending_Ticker.detach(); //destroy ticker
NarendraSingh 11:77e595130230 330 Lora_Packet_Sending_Ticker.attach(&flip_Packet_Sending_Flag, 5.0); //create new ticker, time inetrval value to be changed
NarendraSingh 11:77e595130230 331 Send_Lora_Packet_Flag = 1; //set flag to send motion packet as soon as motion is detecetd
NarendraSingh 11:77e595130230 332 Motion_Lora_Packet.Acceleration_Type = Motion_Type_Detected; //Read Type of motion deteceted
NarendraSingh 11:77e595130230 333 //write code to read acceleration value for every 10sec after any of the acceleration is found
NarendraSingh 11:77e595130230 334 }
NarendraSingh 13:8955f2e95021 335 /*
NarendraSingh 11:77e595130230 336 //This function is used to enable checkin packet sending once OBD device is plugged in
NarendraSingh 11:77e595130230 337 void Enable_CheckIN_Packet_Sending()
NarendraSingh 11:77e595130230 338 {
NarendraSingh 12:6107b32b0729 339 // Enable_CheckIN_Packet_Sending = TRUE; //set status to true
NarendraSingh 13:8955f2e95021 340 if(Command_Received[0] == 0xFE) //check start of frame of packet received. every packet must start with 0xFE
NarendraSingh 11:77e595130230 341 {
NarendraSingh 11:77e595130230 342 if(Calculate_Lora_Frame_FCS((Command_Received + 1),(Command_Length + 1)) == (Command_Received[Command_Length + 2])) //Check for packet inegrity by checking FCS
NarendraSingh 11:77e595130230 343 {
NarendraSingh 11:77e595130230 344 if((Command_Received[0] == SET_BEACON_CMD0) && (Command_Received[1] == SET_BEACON_CMD1)) //Check if command is received for setting beacon parameters
NarendraSingh 11:77e595130230 345 {
NarendraSingh 11:77e595130230 346 Process_Beacon_Command_Received((Command_Received + 2));
NarendraSingh 11:77e595130230 347 }
NarendraSingh 11:77e595130230 348 }
NarendraSingh 13:8955f2e95021 349 }
NarendraSingh 13:8955f2e95021 350 } */