kumar singh / Mbed OS Dealer_23Feb

Dummy Lora Packet Sending

Fork of Dealer_18feb17 by kumar singh

main.cpp@19:886d50ecc718, 2017-02-21 (annotated)

Committer:
NarendraSingh
Date:
Tue Feb 21 06:27:13 2017 +0000
Revision:
19:886d50ecc718
Parent:
17:758fb8454ab0
Child:
20:f812f85cf97e
beacon receiver21feb17

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 16:7703b9d92326 13 uint8 OBD_Plug_In_Status = FALSE;
NarendraSingh 16:7703b9d92326 14
NarendraSingh 16:7703b9d92326 15 //peripheral connection
emilmont 1:491820ee784d 16 DigitalOut led1(LED1);
emilmont 1:491820ee784d 17 DigitalOut led2(LED2);
NarendraSingh 11:77e595130230 18
NarendraSingh 11:77e595130230 19 //Configure Serial port
NarendraSingh 16:7703b9d92326 20 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 17:758fb8454ab0 21 RawSerial pc1(PA_14, PA_15);//USART1_TX->PA_9,USART1_RX->PA_10 : Used for debugging purpose only
NarendraSingh 19:886d50ecc718 22 RawSerial DEBUG_UART(PA_14, PA_15);//USART1_TX->PA_9,USART1_RX->PA_10 : Used for debugging purpose only
NarendraSingh 16:7703b9d92326 23 RawSerial Beacon_UART(PC_4, PC_5);//USART3_TX->PC4,USART3_RX->PC_5 : Used for sending command to beacon module
NarendraSingh 16:7703b9d92326 24 RawSerial BLE_RECEIVER_UART(PA_9, PA_10);//USART1_TX->PA_0,USART1_RX->PA_1 : Used for Lora module command sending and reception from gateway
NarendraSingh 16:7703b9d92326 25
NarendraSingh 16:7703b9d92326 26 //InterruptIn OBD_PLUGIN_INTERRUPT_PIN(PC_13);
NarendraSingh 16:7703b9d92326 27 InterruptIn CheckIn_Interrupt(PC_13);
NarendraSingh 16:7703b9d92326 28
NarendraSingh 16:7703b9d92326 29 uint8 Ticker_Count = 0; //Variable to count for timer overflows
NarendraSingh 16:7703b9d92326 30
NarendraSingh 11:77e595130230 31
NarendraSingh 16:7703b9d92326 32 uint8 OBD_Plugin_Detected = FALSE;
NarendraSingh 16:7703b9d92326 33
NarendraSingh 16:7703b9d92326 34 //Create Object for structure of Lora Packet to be sent
NarendraSingh 11:77e595130230 35
NarendraSingh 16:7703b9d92326 36 static uint16 Calculate_Wheels_RPM(uint8* Buffer);
NarendraSingh 16:7703b9d92326 37 void flip_Packet_Sending_Flag();
NarendraSingh 16:7703b9d92326 38 void Lora_Periodic_Packet_Sending_thread(void const *args);
NarendraSingh 11:77e595130230 39
NarendraSingh 16:7703b9d92326 40 void Lora_Rcvd_Cmd_Processing_thread(void);// const *args);
NarendraSingh 16:7703b9d92326 41 void Enable_CheckIN_Packet_Sending();
NarendraSingh 16:7703b9d92326 42
NarendraSingh 16:7703b9d92326 43 const char GET_RSSI[]= {0x41,0x54,0x01,0x01,0x0D,0x0A};
NarendraSingh 11:77e595130230 44 /*************************Accelerometer related definitions***********************************/
NarendraSingh 11:77e595130230 45 //Accelerometer related definitions
NarendraSingh 13:8955f2e95021 46
NarendraSingh 11:77e595130230 47 #define DOUBLE_TAP_INTERRUPT 0x20
NarendraSingh 11:77e595130230 48 #define ACTIVITY_INTERRUPT 0x10
NarendraSingh 11:77e595130230 49 #define INACTIVITY_INTERRUPT 0x08
NarendraSingh 11:77e595130230 50
NarendraSingh 16:7703b9d92326 51 #define TAP_THRESHOLD 75
NarendraSingh 11:77e595130230 52 #define ACTIVITY_THRESHOLD 64 // THRES_ACT register value 62.5mg/LSB , therfore value 32 indicates 2g activity
NarendraSingh 11:77e595130230 53 #define INACTIVITY_THRESHOLD 50
NarendraSingh 11:77e595130230 54
NarendraSingh 11:77e595130230 55 #define DUR_TIME 0x15 // DUR Register value providing maximum time to be held to generate an interrupt
NarendraSingh 11:77e595130230 56 #define LATENT_TIME 0x15 // The interrupt latency
NarendraSingh 11:77e595130230 57 #define WINDOW_TIME 0x45 // The time of the interrupt window in which the next tap will be detected
NarendraSingh 11:77e595130230 58 #define INACTIVITY_VALIDATION_TIME 5 // The time until which the acceleration must be held below the inactivity threshold to generate an inactvity interrupt
NarendraSingh 16:7703b9d92326 59 // Here the value 5 indicates literally 5 secs
NarendraSingh 11:77e595130230 60 #define X_AXIS_OFFSET 0x7F
NarendraSingh 11:77e595130230 61 #define Y_AXIS_OFFSET 0x7F
NarendraSingh 11:77e595130230 62 #define Z_AXIS_OFFSET 0x05
NarendraSingh 11:77e595130230 63
NarendraSingh 17:758fb8454ab0 64 Serial pc(USBTX, USBRX);
NarendraSingh 16:7703b9d92326 65 I2C i2c(PB_9, PB_8);
NarendraSingh 11:77e595130230 66
NarendraSingh 16:7703b9d92326 67 InterruptIn activity(PB_0);
NarendraSingh 11:77e595130230 68 InterruptIn inactivity(PA_4); // As for now only this is used
NarendraSingh 11:77e595130230 69 DigitalOut led(LED1);
NarendraSingh 11:77e595130230 70
NarendraSingh 11:77e595130230 71 const int slave_address_acc = 0xA6;
NarendraSingh 11:77e595130230 72 char axis_data[6] = {0,0,0,0,0,0};
NarendraSingh 11:77e595130230 73
NarendraSingh 11:77e595130230 74 char interrupt_source[2];
NarendraSingh 11:77e595130230 75 char axis_data_start_address[2] = {0x32, 0};
NarendraSingh 11:77e595130230 76 char intr_source_address[2] = {0x30, 0};
NarendraSingh 11:77e595130230 77 char all_interrupt_clear_command[2] = {0x2E, 0x00};
NarendraSingh 11:77e595130230 78 char all_interrupt_enable_command[2] = {0x2E, 0x38};
NarendraSingh 11:77e595130230 79 char activity_interrupt_disable_command[2] = {0x2E, 0x08};
NarendraSingh 11:77e595130230 80 char inactivity_interrupt_disable_command[2] = {0x2E, 0x30};
NarendraSingh 11:77e595130230 81 char accelerometer_status_registered = 0;
NarendraSingh 11:77e595130230 82 unsigned int interrupt_source_duplicate;
NarendraSingh 11:77e595130230 83
NarendraSingh 11:77e595130230 84 char threshold_offset_command[5];
NarendraSingh 11:77e595130230 85 char act_inact_time_config_command[8];
NarendraSingh 11:77e595130230 86 char interrupt_enable_command[3];
NarendraSingh 11:77e595130230 87 char tap_axis_enable_command[2];
NarendraSingh 11:77e595130230 88 char baud_rate_command[2];
NarendraSingh 11:77e595130230 89 char data_format_command[2];
NarendraSingh 11:77e595130230 90 char measure_bit_on_command[2];
NarendraSingh 11:77e595130230 91
NarendraSingh 11:77e595130230 92
NarendraSingh 11:77e595130230 93 unsigned char vehicle_speed = 25; // Kmph
NarendraSingh 11:77e595130230 94 unsigned char current_speed, previous_speed, speed_threshold = 10; // Kmph
NarendraSingh 11:77e595130230 95
NarendraSingh 11:77e595130230 96 unsigned char x_axis, y_axis, z_axis;
NarendraSingh 11:77e595130230 97
NarendraSingh 11:77e595130230 98 unsigned char Motion_Detect_Status = FALSE;
NarendraSingh 11:77e595130230 99 uint8 OBD_PlugInOut_IOC_Status = FALSE;
NarendraSingh 11:77e595130230 100 unsigned char Motion_Type_Detected = MOTION_TYPE_UNKNOWN; //By default set motion type as unknown
NarendraSingh 11:77e595130230 101 void Accelerometer_Process_thread();//void const *args) ;
NarendraSingh 11:77e595130230 102
NarendraSingh 16:7703b9d92326 103 #define BLE_RECEIVER_UART_RX_Size 100
NarendraSingh 16:7703b9d92326 104 uint8 BLE_RxBuffer_End_Pos = 0;
NarendraSingh 16:7703b9d92326 105 char BLE_Receiver_UART_RX_Buffer[BLE_RECEIVER_UART_RX_Size];
NarendraSingh 13:8955f2e95021 106
NarendraSingh 11:77e595130230 107 //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 108 void interrupt_activity_inactivity()
NarendraSingh 16:7703b9d92326 109 {
NarendraSingh 16:7703b9d92326 110 i2c.write(slave_address_acc, all_interrupt_clear_command, 2);
NarendraSingh 16:7703b9d92326 111 Motion_Detect_Status = TRUE;
NarendraSingh 11:77e595130230 112 }
NarendraSingh 13:8955f2e95021 113
NarendraSingh 13:8955f2e95021 114
NarendraSingh 16:7703b9d92326 115 /************************************************************************/
NarendraSingh 11:77e595130230 116 uint8 Command_Sent[100];
NarendraSingh 11:77e595130230 117 uint8 Command_Length_Sent;
NarendraSingh 12:6107b32b0729 118 uint8 Checkin_Detect_Status = FALSE;
NarendraSingh 11:77e595130230 119 void Extract_Received_Lora_Response(void);
NarendraSingh 16:7703b9d92326 120
NarendraSingh 16:7703b9d92326 121 char previous_state = 0;
NarendraSingh 16:7703b9d92326 122 char current_state = 0;
NarendraSingh 16:7703b9d92326 123
NarendraSingh 16:7703b9d92326 124 uint8 OBD_PlugIN_State=0;
NarendraSingh 16:7703b9d92326 125 uint8 OBD_PlugIN_State1=0;
NarendraSingh 16:7703b9d92326 126 uint8 OBD_PlugIN_State2=0;
NarendraSingh 16:7703b9d92326 127 uint8 OBD_PlugIN_Temp_State=1;
NarendraSingh 16:7703b9d92326 128
NarendraSingh 16:7703b9d92326 129 void OBD_Plug_IN_Interrupt()
NarendraSingh 16:7703b9d92326 130 {
NarendraSingh 17:758fb8454ab0 131 if(OBD_PlugIN_State1!=OBD_PlugIN_Temp_State) {
NarendraSingh 16:7703b9d92326 132 OBD_PlugIN_State1=1;
NarendraSingh 16:7703b9d92326 133 OBD_PlugIN_State=!OBD_PlugIN_State;
NarendraSingh 16:7703b9d92326 134 OBD_PlugIN_Temp_State=OBD_PlugIN_State;
NarendraSingh 16:7703b9d92326 135 OBD_PlugInOut_IOC_Status = TRUE;
NarendraSingh 16:7703b9d92326 136 }
NarendraSingh 16:7703b9d92326 137 }
NarendraSingh 17:758fb8454ab0 138
NarendraSingh 16:7703b9d92326 139 void OBD_Plug_OUT_Interrupt()
NarendraSingh 16:7703b9d92326 140 {
NarendraSingh 17:758fb8454ab0 141 if(OBD_PlugIN_State2!=OBD_PlugIN_Temp_State) {
NarendraSingh 16:7703b9d92326 142 OBD_PlugIN_State2=0;
NarendraSingh 16:7703b9d92326 143 OBD_PlugIN_State=!OBD_PlugIN_State;
NarendraSingh 16:7703b9d92326 144 OBD_PlugIN_Temp_State=OBD_PlugIN_State;
NarendraSingh 16:7703b9d92326 145 OBD_PlugInOut_IOC_Status = TRUE;
NarendraSingh 17:758fb8454ab0 146 }
NarendraSingh 16:7703b9d92326 147 }
NarendraSingh 16:7703b9d92326 148
NarendraSingh 16:7703b9d92326 149 //This function is Interrupt routine for detecting OBD Plugin and Out
NarendraSingh 11:77e595130230 150 void Handle_CheckIn_Interrupt()
NarendraSingh 16:7703b9d92326 151 {
NarendraSingh 11:77e595130230 152 OBD_PlugInOut_IOC_Status = TRUE;
NarendraSingh 17:758fb8454ab0 153 pc.printf("Movement_Detected");
NarendraSingh 11:77e595130230 154 }
NarendraSingh 11:77e595130230 155
NarendraSingh 16:7703b9d92326 156 //Declare Ticker for sending lora packet
NarendraSingh 16:7703b9d92326 157 Ticker Lora_Packet_Sending_Ticker;
NarendraSingh 16:7703b9d92326 158 void flip_Packet_Sending_Flag(void)
NarendraSingh 16:7703b9d92326 159 {
NarendraSingh 16:7703b9d92326 160 //flip function
NarendraSingh 16:7703b9d92326 161 if(Ticker_Count < 5) {
NarendraSingh 11:77e595130230 162 Ticker_Count++;
NarendraSingh 16:7703b9d92326 163 } else {
NarendraSingh 11:77e595130230 164 Ticker_Count = 0;
NarendraSingh 11:77e595130230 165 Send_Lora_Packet_Flag = TRUE;
NarendraSingh 11:77e595130230 166 }
NarendraSingh 16:7703b9d92326 167 }
NarendraSingh 11:77e595130230 168
NarendraSingh 11:77e595130230 169 // called every time a byte is received from lora module.
NarendraSingh 11:77e595130230 170 void Lora_onDataRx()
NarendraSingh 11:77e595130230 171 {
NarendraSingh 16:7703b9d92326 172 while (LORA_UART.readable()) {
NarendraSingh 16:7703b9d92326 173 // while there is data waiting
NarendraSingh 11:77e595130230 174 LORA_UART_RX_Buffer[Lora_RxBuffer_End_Pos++] = LORA_UART.getc(); // put it in the buffer
NarendraSingh 19:886d50ecc718 175 pc1.putc(LORA_UART_RX_Buffer[Lora_RxBuffer_End_Pos-1]);
NarendraSingh 16:7703b9d92326 176 if(Lora_RxBuffer_End_Pos >= LORA_UART_RX_Size) {
NarendraSingh 11:77e595130230 177 // BUFFER OVERFLOW. What goes here depends on how you want to cope with that situation.
NarendraSingh 11:77e595130230 178 // For now just throw everything away.
NarendraSingh 11:77e595130230 179 Lora_RxBuffer_End_Pos = 0;
NarendraSingh 11:77e595130230 180 }
emilmont 1:491820ee784d 181 }
NarendraSingh 16:7703b9d92326 182 }
NarendraSingh 11:77e595130230 183
NarendraSingh 11:77e595130230 184 // called every time a byte is received from Beacon Module.
NarendraSingh 11:77e595130230 185 void Beacon_onDataRx()
NarendraSingh 11:77e595130230 186 {
NarendraSingh 16:7703b9d92326 187 while (Beacon_UART.readable()) {
NarendraSingh 16:7703b9d92326 188 // while there is data waiting
NarendraSingh 11:77e595130230 189 Beacon_RX_Buffer[Beacon_RxBuffer_End_Pos++] = Beacon_UART.getc(); // put it in the buffer
NarendraSingh 17:758fb8454ab0 190 //pc1.putc(LORA_UART_RX_Buffer[Beacon_RxBuffer_End_Pos-1]);
NarendraSingh 16:7703b9d92326 191 if(Beacon_RxBuffer_End_Pos >= 100) {
NarendraSingh 11:77e595130230 192 // BUFFER OVERFLOW. What goes here depends on how you want to cope with that situation.
NarendraSingh 11:77e595130230 193 // For now just throw everything away.
NarendraSingh 11:77e595130230 194 Beacon_RxBuffer_End_Pos = 0;
NarendraSingh 11:77e595130230 195 }
emilmont 1:491820ee784d 196 }
emilmont 1:491820ee784d 197 }
NarendraSingh 11:77e595130230 198
NarendraSingh 16:7703b9d92326 199 void BLE_Receiver_onDataRx(void)
NarendraSingh 13:8955f2e95021 200 {
NarendraSingh 16:7703b9d92326 201 while (BLE_RECEIVER_UART.readable()) {
NarendraSingh 16:7703b9d92326 202 // while there is data waiting
NarendraSingh 13:8955f2e95021 203 BLE_Receiver_UART_RX_Buffer[BLE_RxBuffer_End_Pos++] = BLE_RECEIVER_UART.getc(); // put it in the buffer
NarendraSingh 17:758fb8454ab0 204 //pc1.putc(BLE_Receiver_UART_RX_Buffer[BLE_RxBuffer_End_Pos-1]);
NarendraSingh 16:7703b9d92326 205 if(BLE_RxBuffer_End_Pos >= BLE_RECEIVER_UART_RX_Size) {
NarendraSingh 13:8955f2e95021 206 // BUFFER OVERFLOW. What goes here depends on how you want to cope with that situation.
NarendraSingh 13:8955f2e95021 207 // For now just throw everything away.
NarendraSingh 13:8955f2e95021 208 BLE_RxBuffer_End_Pos = 0;
NarendraSingh 13:8955f2e95021 209 }
NarendraSingh 12:6107b32b0729 210 }
NarendraSingh 16:7703b9d92326 211 }
NarendraSingh 16:7703b9d92326 212
NarendraSingh 16:7703b9d92326 213 int main()
NarendraSingh 11:77e595130230 214 {
NarendraSingh 17:758fb8454ab0 215 pc1.baud(115200);
NarendraSingh 16:7703b9d92326 216 BLE_RECEIVER_UART.baud(115200);
NarendraSingh 17:758fb8454ab0 217 pc1.printf("%s","Debugging started");
NarendraSingh 16:7703b9d92326 218 BLE_RECEIVER_UART.attach(&BLE_Receiver_onDataRx, Serial::RxIrq);
NarendraSingh 11:77e595130230 219 LORA_UART.attach(&Lora_onDataRx, Serial::RxIrq);
NarendraSingh 17:758fb8454ab0 220
NarendraSingh 11:77e595130230 221 //Create a thread to read vehicle data
NarendraSingh 11:77e595130230 222 //Thread OBD_thread(OBD_Rcvd_Cmd_Processing_thread);
NarendraSingh 11:77e595130230 223
NarendraSingh 11:77e595130230 224 Lora_Packet_Sending_Ticker.attach(&flip_Packet_Sending_Flag, 3.0); // call flip_Packet_Sending_Flag function every 5 seconds
NarendraSingh 11:77e595130230 225
NarendraSingh 11:77e595130230 226 // OBD_PLUGIN_INTERRUPT_PIN.rise(&Enable_CheckIN_Packet_Sending); // call toggle function on the rising edge
NarendraSingh 11:77e595130230 227 //led2_thread is executing concurrently with main at this point
NarendraSingh 16:7703b9d92326 228 CheckIn_Interrupt.fall(&OBD_Plug_IN_Interrupt);
NarendraSingh 16:7703b9d92326 229 CheckIn_Interrupt.rise(&OBD_Plug_OUT_Interrupt);
NarendraSingh 11:77e595130230 230 inactivity.rise(interrupt_activity_inactivity); // Attach the address of interrupt_activity_inactivity function to rising edge
NarendraSingh 19:886d50ecc718 231 Initialize_Beacon_Module();
NarendraSingh 11:77e595130230 232 Lora_Periodic_Packet_Sending(); //Infinite loop for sending and receiving lora response, no return from here
NarendraSingh 16:7703b9d92326 233 }
NarendraSingh 13:8955f2e95021 234
NarendraSingh 16:7703b9d92326 235 //Function to be called when Interrupt is genearted for motion sensing, checkin
NarendraSingh 16:7703b9d92326 236 void Initialize_Packets_Sent_Count(void)
NarendraSingh 16:7703b9d92326 237 {
NarendraSingh 11:77e595130230 238 Motion_Packet_Sent_Count = 0x00;
NarendraSingh 11:77e595130230 239 CheckIN_Packet_Sent_Count = 0x00;
NarendraSingh 16:7703b9d92326 240 }
NarendraSingh 16:7703b9d92326 241
NarendraSingh 16:7703b9d92326 242 uint8 Status_Packet_Wait_Count = 0;
NarendraSingh 16:7703b9d92326 243 void Lora_Periodic_Packet_Sending()
NarendraSingh 11:77e595130230 244 {
NarendraSingh 17:758fb8454ab0 245 pc1.printf("Periodic packet sending intiialized");
NarendraSingh 11:77e595130230 246 Set_Up_Lora_Network_Configuration();
NarendraSingh 16:7703b9d92326 247 Initialize_lora_Packets();
NarendraSingh 19:886d50ecc718 248 Send_Lora_Packet_Flag = TRUE;
NarendraSingh 16:7703b9d92326 249 while (true) {
NarendraSingh 16:7703b9d92326 250 if(Packet_Type_To_Send == HEARTBEAT_TYPE_PACKET) { //check if packet to be sent is Heartbeat packet
NarendraSingh 16:7703b9d92326 251 if(Send_Lora_Packet_Flag) { //Check if packet sending is enabled, Packet should be sent only when enabled after timeout period
NarendraSingh 12:6107b32b0729 252 Status_Packet_Wait_Count++;
NarendraSingh 16:7703b9d92326 253 if(Status_Packet_Wait_Count < 5) {
NarendraSingh 15:a448e955b8f3 254 Send_RSSI_Request_Command(GET_RSSI);
NarendraSingh 12:6107b32b0729 255 Send_HeartBeat_Packet(); //call function to send heartbeat packet
NarendraSingh 17:758fb8454ab0 256 pc.printf("Sent HeartBeat Packet");
NarendraSingh 12:6107b32b0729 257 AT_Response_Receive_Status = FAILURE;
NarendraSingh 12:6107b32b0729 258 while(AT_Response_Receive_Status)
NarendraSingh 12:6107b32b0729 259 Get_Lora_Response();
NarendraSingh 12:6107b32b0729 260 Send_Lora_Packet_Flag = FALSE;
NarendraSingh 17:758fb8454ab0 261 pc1.printf("Heartbeat Packet Response Received");
NarendraSingh 16:7703b9d92326 262 } else {
NarendraSingh 16:7703b9d92326 263 Send_RSSI_Request_Command(GET_RSSI);
NarendraSingh 12:6107b32b0729 264 Status_Packet_Wait_Count = 0;
NarendraSingh 13:8955f2e95021 265 Send_Vehicle_Status_Packet(); //call function to send heartbeat packet
NarendraSingh 19:886d50ecc718 266 //pc1.printf("Sent Status Packet");
NarendraSingh 19:886d50ecc718 267 //AT_Response_Receive_Status = FAILURE;
NarendraSingh 19:886d50ecc718 268 //while(AT_Response_Receive_Status)
NarendraSingh 19:886d50ecc718 269 // Get_Lora_Response();
NarendraSingh 12:6107b32b0729 270 Send_Lora_Packet_Flag = FALSE;
NarendraSingh 17:758fb8454ab0 271 pc1.printf("Status Packet Response Received");
NarendraSingh 12:6107b32b0729 272 }
NarendraSingh 11:77e595130230 273 }
NarendraSingh 16:7703b9d92326 274 } else if(Packet_Type_To_Send == MOTION_TYPE_PACKET) { //check if packet to be sent is motion packet
NarendraSingh 16:7703b9d92326 275 if(Send_Lora_Packet_Flag) { //Check if packet sending isd enabled, Packet should be sent only when enabled after timeout period
NarendraSingh 16:7703b9d92326 276 Send_RSSI_Request_Command(GET_RSSI);
NarendraSingh 11:77e595130230 277 Send_Motion_Packet();
NarendraSingh 17:758fb8454ab0 278 pc1.printf("Sent Motion Packet"); //call function to send periodic motion packet
NarendraSingh 11:77e595130230 279 AT_Response_Receive_Status = FAILURE;
NarendraSingh 11:77e595130230 280 while(AT_Response_Receive_Status)
NarendraSingh 11:77e595130230 281 Get_Lora_Response();
NarendraSingh 17:758fb8454ab0 282 pc1.printf("Motion Packet Response Received");
NarendraSingh 11:77e595130230 283 Send_Lora_Packet_Flag = FALSE;
NarendraSingh 16:7703b9d92326 284 if(Motion_Packet_Sent_Count >= 5) { //Stop Sending Motion Packets if after sending for 2 minute
NarendraSingh 17:758fb8454ab0 285 pc1.printf("Packet Type Sending Changed to HeartBeat");
NarendraSingh 11:77e595130230 286 Motion_Packet_Sent_Count = 0;
NarendraSingh 11:77e595130230 287 Packet_Type_To_Send = HEARTBEAT_TYPE_PACKET; //Set Packet type to send as heartbeat packet
NarendraSingh 16:7703b9d92326 288 Lora_Packet_Sending_Ticker.detach(); //destroy ticker
NarendraSingh 11:77e595130230 289 Lora_Packet_Sending_Ticker.attach(&flip_Packet_Sending_Flag, 10.0); //create new ticker
NarendraSingh 11:77e595130230 290 }
NarendraSingh 16:7703b9d92326 291 }
NarendraSingh 16:7703b9d92326 292 } else if(Packet_Type_To_Send == CHECKIN_TYPE_PACKET) { //check if packet to be sent is Checkin packet
NarendraSingh 16:7703b9d92326 293 if(Send_Lora_Packet_Flag) { //Check if packet sending isd enabled, Packet should be sent only when enabled after timeout period
NarendraSingh 19:886d50ecc718 294 Send_Lora_Packet_Flag = FALSE;
NarendraSingh 17:758fb8454ab0 295 pc1.printf("Sent Beacon ID request");
NarendraSingh 16:7703b9d92326 296 Send_RSSI_Request_Command(GET_RSSI);
NarendraSingh 19:886d50ecc718 297 if(OBD_PlugIN_State)
NarendraSingh 19:886d50ecc718 298 {
NarendraSingh 19:886d50ecc718 299 Send_CheckIN_Packet(); //call function to send periodic checkIn packet
NarendraSingh 19:886d50ecc718 300 pc1.printf("Sent Checkin Packet");
NarendraSingh 19:886d50ecc718 301 }
NarendraSingh 19:886d50ecc718 302 else
NarendraSingh 19:886d50ecc718 303 {
NarendraSingh 19:886d50ecc718 304 Send_CheckOUT_Packet();
NarendraSingh 19:886d50ecc718 305 pc1.printf("Sent CheckOut Packet");
NarendraSingh 19:886d50ecc718 306 }
NarendraSingh 19:886d50ecc718 307 __enable_irq(); // Enable Interrupts
NarendraSingh 11:77e595130230 308 AT_Response_Receive_Status = FAILURE;
NarendraSingh 11:77e595130230 309 while(AT_Response_Receive_Status)
NarendraSingh 11:77e595130230 310 Get_Lora_Response();
NarendraSingh 17:758fb8454ab0 311 pc1.printf("Checkin Packet Response Received");
NarendraSingh 16:7703b9d92326 312 if(CheckIN_Packet_Sent_Count >= 5) { //Stop Sending Motion Packets if after sending for 2 minute
NarendraSingh 17:758fb8454ab0 313 pc1.printf("Packet Type Sending Changed to HeartBeat");
NarendraSingh 11:77e595130230 314 CheckIN_Packet_Sent_Count = 0;
NarendraSingh 11:77e595130230 315 Packet_Type_To_Send = HEARTBEAT_TYPE_PACKET; //Set Packet type to send as heartbeat packet
NarendraSingh 11:77e595130230 316 Initialize_Packets_Sent_Count();
NarendraSingh 11:77e595130230 317 }
NarendraSingh 11:77e595130230 318 }
NarendraSingh 16:7703b9d92326 319 }
NarendraSingh 16:7703b9d92326 320 if(OBD_PlugInOut_IOC_Status) { //Check if Accelerometer Interrupt is generated
NarendraSingh 19:886d50ecc718 321 __disable_irq(); // Disable Interrupts
NarendraSingh 13:8955f2e95021 322 //Enable_CheckIN_Packet_Sending();
NarendraSingh 11:77e595130230 323 //Get_Acceleration_Type();
NarendraSingh 11:77e595130230 324 OBD_PlugInOut_IOC_Status = FALSE;
NarendraSingh 13:8955f2e95021 325 Packet_Type_To_Send = CHECKIN_TYPE_PACKET;
NarendraSingh 13:8955f2e95021 326 Send_Lora_Packet_Flag = TRUE;
NarendraSingh 19:886d50ecc718 327 CheckIN_Packet_Sent_Count = 0;
NarendraSingh 16:7703b9d92326 328 wait(1); //wait for 1sec to avoid detecting plugin debounce
NarendraSingh 11:77e595130230 329 }
NarendraSingh 16:7703b9d92326 330 if(Motion_Detect_Status) { //Check if Accelerometer Interrupt is generated
NarendraSingh 11:77e595130230 331 Get_Acceleration_Type();
NarendraSingh 11:77e595130230 332 Motion_Detect_Status = FALSE;
NarendraSingh 11:77e595130230 333 }
NarendraSingh 16:7703b9d92326 334 }
NarendraSingh 11:77e595130230 335 }
NarendraSingh 11:77e595130230 336
NarendraSingh 11:77e595130230 337 void Get_Acceleration_Type(void)
NarendraSingh 11:77e595130230 338 {
NarendraSingh 11:77e595130230 339 Packet_Type_To_Send = MOTION_TYPE_PACKET; //whenever acceleration is detected change the packet type to be sent to motion type
NarendraSingh 16:7703b9d92326 340 Lora_Packet_Sending_Ticker.detach(); //destroy ticker
NarendraSingh 11:77e595130230 341 Lora_Packet_Sending_Ticker.attach(&flip_Packet_Sending_Flag, 5.0); //create new ticker, time inetrval value to be changed
NarendraSingh 11:77e595130230 342 Send_Lora_Packet_Flag = 1; //set flag to send motion packet as soon as motion is detecetd
NarendraSingh 11:77e595130230 343 Motion_Lora_Packet.Acceleration_Type = Motion_Type_Detected; //Read Type of motion deteceted
NarendraSingh 11:77e595130230 344 //write code to read acceleration value for every 10sec after any of the acceleration is found
NarendraSingh 11:77e595130230 345 }
NarendraSingh 19:886d50ecc718 346
NarendraSingh 13:8955f2e95021 347 /*
NarendraSingh 11:77e595130230 348 //This function is used to enable checkin packet sending once OBD device is plugged in
NarendraSingh 16:7703b9d92326 349 void Enable_CheckIN_Packet_Sending()
NarendraSingh 11:77e595130230 350 {
NarendraSingh 12:6107b32b0729 351 // Enable_CheckIN_Packet_Sending = TRUE; //set status to true
NarendraSingh 13:8955f2e95021 352 if(Command_Received[0] == 0xFE) //check start of frame of packet received. every packet must start with 0xFE
NarendraSingh 11:77e595130230 353 {
NarendraSingh 11:77e595130230 354 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 355 {
NarendraSingh 11:77e595130230 356 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 357 {
NarendraSingh 11:77e595130230 358 Process_Beacon_Command_Received((Command_Received + 2));
NarendraSingh 11:77e595130230 359 }
NarendraSingh 11:77e595130230 360 }
NarendraSingh 13:8955f2e95021 361 }
NarendraSingh 15:a448e955b8f3 362 } */
NarendraSingh 15:a448e955b8f3 363
NarendraSingh 16:7703b9d92326 364 void Send_RSSI_Request_Command(const char* Command_To_Send)
NarendraSingh 15:a448e955b8f3 365 {
NarendraSingh 15:a448e955b8f3 366 BLE_RECEIVER_UART.printf(Command_To_Send);
NarendraSingh 16:7703b9d92326 367 Get_Fixed_Beacon_RSSI();
NarendraSingh 15:a448e955b8f3 368 }
NarendraSingh 15:a448e955b8f3 369
NarendraSingh 16:7703b9d92326 370 void Get_Fixed_Beacon_RSSI(void)
NarendraSingh 15:a448e955b8f3 371 {
NarendraSingh 16:7703b9d92326 372 uint8 i;
NarendraSingh 16:7703b9d92326 373 uint8 Temp_Pos=0;
NarendraSingh 19:886d50ecc718 374 /*Fixed_Beacon_Packet.Parking1_Beacon_ID[0] = 0xA0;
NarendraSingh 16:7703b9d92326 375 Fixed_Beacon_Packet.Parking1_Beacon_ID[1] = 0xAC;
NarendraSingh 16:7703b9d92326 376 Fixed_Beacon_Packet.Parking1_Beacon_ID[2] = 0x51;
NarendraSingh 16:7703b9d92326 377 Fixed_Beacon_Packet.Parking1_Beacon_ID[3] = 0x3F;
NarendraSingh 16:7703b9d92326 378 Fixed_Beacon_Packet.Parking1_Beacon_ID[4] = 0x91;
NarendraSingh 16:7703b9d92326 379 Fixed_Beacon_Packet.Parking1_Beacon_ID[5] = 0xE0;
NarendraSingh 16:7703b9d92326 380 Fixed_Beacon_Packet.Parking1_Beacon_Signal_Strength = 0xC3;
NarendraSingh 16:7703b9d92326 381 Fixed_Beacon_Packet.Parking2_Beacon_ID[0] = 0xDC;
NarendraSingh 16:7703b9d92326 382 Fixed_Beacon_Packet.Parking2_Beacon_ID[1] = 0xA3;
NarendraSingh 16:7703b9d92326 383 Fixed_Beacon_Packet.Parking2_Beacon_ID[2] = 0x6D;
NarendraSingh 16:7703b9d92326 384 Fixed_Beacon_Packet.Parking2_Beacon_ID[3] = 0x30;
NarendraSingh 16:7703b9d92326 385 Fixed_Beacon_Packet.Parking2_Beacon_ID[4] = 0x38;
NarendraSingh 16:7703b9d92326 386 Fixed_Beacon_Packet.Parking2_Beacon_ID[5] = 0xDF;
NarendraSingh 16:7703b9d92326 387 Fixed_Beacon_Packet.Parking2_Beacon_Signal_Strength = 0xB4;
NarendraSingh 16:7703b9d92326 388 Fixed_Beacon_Packet.Parking3_Beacon_ID[0] = 0x6C;
NarendraSingh 16:7703b9d92326 389 Fixed_Beacon_Packet.Parking3_Beacon_ID[1] = 0x29;
NarendraSingh 16:7703b9d92326 390 Fixed_Beacon_Packet.Parking3_Beacon_ID[2] = 0xB6;
NarendraSingh 16:7703b9d92326 391 Fixed_Beacon_Packet.Parking3_Beacon_ID[3] = 0x27;
NarendraSingh 16:7703b9d92326 392 Fixed_Beacon_Packet.Parking3_Beacon_ID[4] = 0x3A;
NarendraSingh 16:7703b9d92326 393 Fixed_Beacon_Packet.Parking3_Beacon_ID[5] = 0xC9;
NarendraSingh 16:7703b9d92326 394 Fixed_Beacon_Packet.Parking3_Beacon_Signal_Strength = 0xB0;
NarendraSingh 19:886d50ecc718 395 */
NarendraSingh 17:758fb8454ab0 396 while(true)
NarendraSingh 15:a448e955b8f3 397 {
NarendraSingh 17:758fb8454ab0 398 if(Temp_Pos < Lora_RxBuffer_End_Pos)
NarendraSingh 15:a448e955b8f3 399 {
NarendraSingh 17:758fb8454ab0 400 if(BLE_Receiver_UART_RX_Buffer[Temp_Pos] == 0x0D)
NarendraSingh 16:7703b9d92326 401 {
NarendraSingh 17:758fb8454ab0 402 if(BLE_Receiver_UART_RX_Buffer[Temp_Pos+1] == 0x0A)
NarendraSingh 16:7703b9d92326 403 {
NarendraSingh 16:7703b9d92326 404 Temp_Pos = 2;
NarendraSingh 16:7703b9d92326 405 for(i=0; i<6; i++)
NarendraSingh 16:7703b9d92326 406 Fixed_Beacon_Packet.Parking1_Beacon_ID[i] = BLE_Receiver_UART_RX_Buffer[Temp_Pos++];
NarendraSingh 19:886d50ecc718 407 Temp_Pos+=2;
NarendraSingh 16:7703b9d92326 408 Fixed_Beacon_Packet.Parking1_Beacon_Signal_Strength = BLE_Receiver_UART_RX_Buffer[Temp_Pos++];
NarendraSingh 16:7703b9d92326 409 for(i=0; i<6; i++)
NarendraSingh 16:7703b9d92326 410 Fixed_Beacon_Packet.Parking2_Beacon_ID[i] = BLE_Receiver_UART_RX_Buffer[Temp_Pos++];
NarendraSingh 19:886d50ecc718 411 Temp_Pos+=2;
NarendraSingh 16:7703b9d92326 412 Fixed_Beacon_Packet.Parking2_Beacon_Signal_Strength = BLE_Receiver_UART_RX_Buffer[Temp_Pos++];
NarendraSingh 16:7703b9d92326 413 for(i=0; i<6; i++)
NarendraSingh 16:7703b9d92326 414 Fixed_Beacon_Packet.Parking3_Beacon_ID[i] = BLE_Receiver_UART_RX_Buffer[Temp_Pos++];
NarendraSingh 19:886d50ecc718 415 Temp_Pos+=2;
NarendraSingh 16:7703b9d92326 416 Fixed_Beacon_Packet.Parking3_Beacon_Signal_Strength = BLE_Receiver_UART_RX_Buffer[Temp_Pos++];
NarendraSingh 16:7703b9d92326 417 break;
NarendraSingh 16:7703b9d92326 418 }
NarendraSingh 16:7703b9d92326 419 Temp_Pos++;
NarendraSingh 15:a448e955b8f3 420 }
NarendraSingh 16:7703b9d92326 421 else
NarendraSingh 16:7703b9d92326 422 Temp_Pos++;
NarendraSingh 15:a448e955b8f3 423 }
NarendraSingh 15:a448e955b8f3 424 else
NarendraSingh 16:7703b9d92326 425 Temp_Pos = 0x00;
NarendraSingh 19:886d50ecc718 426 }
NarendraSingh 15:a448e955b8f3 427 }