Jurica Resetar / Mbed OS acd52832_BLE_VF_GeoBeacon

Geo beacon for VF.

Dependencies:   MMA8452 aconno_bsp adc52832_common

main.cpp@26:148aa2e2460c, 2017-09-08 (annotated)

Committer:
Dautor
Date:
Fri Sep 08 10:49:50 2017 +0000
Revision:
26:148aa2e2460c
Parent:
25:8ac3ff431ab1
Child:
27:2c67f07590fd
Accelerometer and shush protocol.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jurica238814 1:5f34885f5cff 1 /*
jurica238814 0:f8c1e0b2d473 2 *
jurica238814 1:5f34885f5cff 3 * Made by Jurica Resetar @ aconno
jurica238814 1:5f34885f5cff 4 * aconno.de
jurica238814 4:331dddea780e 5 * All rights reserved.
jurica238814 0:f8c1e0b2d473 6 *
jurica238814 0:f8c1e0b2d473 7 */
jurica238814 0:f8c1e0b2d473 8
jurica238814 0:f8c1e0b2d473 9 #include "mbed.h"
jurica238814 0:f8c1e0b2d473 10 #include "ble/BLE.h"
jurica238814 1:5f34885f5cff 11 #include "GapAdvertisingData.h"
jurica238814 0:f8c1e0b2d473 12 #include "acd52832_bsp.h"
jurica238814 6:d14e3df498f4 13 #include "mma8452.h"
jurica238814 16:a338d2417fd5 14 #include "AckService.h"
jurica238814 16:a338d2417fd5 15 #include "nrf52_uart.h"
jurica238814 22:8d106fd5fa84 16 #include "nrf52_digital.h"
Dautor 26:148aa2e2460c 17 #include "acn_nrf52_pwm.h"
jurica238814 1:5f34885f5cff 18
Dautor 26:148aa2e2460c 19 #define DEBUG (1)
Dautor 26:148aa2e2460c 20 #define DEBUG_ACC (1)
Dautor 26:148aa2e2460c 21 #define DEBUG_PRINT_UART (0)
jurica238814 17:51a5456a46cd 22 #define DEBUG_MAC (0)
jurica238814 17:51a5456a46cd 23 #define DEBUG_CONNECTION (0)
Dautor 26:148aa2e2460c 24 #define DEBUG_WAKEUP_BUZZER (0)
Dautor 26:148aa2e2460c 25
Dautor 26:148aa2e2460c 26 #define USE_ACC (1)
jurica238814 8:570eb66d50b5 27
jurica238814 25:8ac3ff431ab1 28 #define SLEEP_TIME_S (8.00) /* Sleep time (in s) */
jurica238814 25:8ac3ff431ab1 29 #define ADV_TIMER_TIME_S (0.50) /* Advertising time (in s) */
jurica238814 23:729717272b31 30 #define SCAN_TIMER_TIME_S (0.25) /* Scanning time (in s) */
Dautor 26:148aa2e2460c 31 #define FREE_TIME_S (0.1) /* Time between end of a scanning and sleep mode */
jurica238814 14:d506c0679c0b 32 #define AWAKE_TIME_S (ADV_TIMER_TIME_S+SCAN_TIMER_TIME_S+FREE_TIME_S) /* Was 0.15 */
Dautor 26:148aa2e2460c 33 #define SHORT_SLEEP_TIME_S (0.5) /* Shorter sleep time (s) */
Dautor 26:148aa2e2460c 34 #define SHORT_SLEEP_TIME_PERIOD_S (10) /* Time after a last scanned advertisment. In the period, sleep time is SHORT_SLEEP_TIME */
jurica238814 23:729717272b31 35 #define BUZZ_PERIOD_US (250)
jurica238814 23:729717272b31 36 #define BUZZ_DURATION_MS (1000)
jurica238814 15:934a04c958f5 37 #define MAC_SIZE_B (6)
jurica238814 12:6b072c2a061c 38
jurica238814 1:5f34885f5cff 39 /* Static constants for the BLE example */
jurica238814 3:2a4ac5b87046 40 #define MAX_BLE_PACKET_SIZE (31)
jurica238814 3:2a4ac5b87046 41 #define MSD_SIZE (18)
jurica238814 3:2a4ac5b87046 42 #define MSD_ID (0xFF)
jurica238814 12:6b072c2a061c 43
Dautor 26:148aa2e2460c 44 #define BUZZ_TIME_S (1) /* Buzz time in s */
jurica238814 25:8ac3ff431ab1 45 #define ADV_INTERVAL (100) /* Advertising interval (in ms) */
jurica238814 14:d506c0679c0b 46 #define SCAN_INTERVAL (SCAN_TIMER_TIME_S) /* Scan interval (in ms) */
jurica238814 14:d506c0679c0b 47 #define SCAN_WINDOW (SCAN_TIMER_TIME_S)
jurica238814 1:5f34885f5cff 48
jurica238814 6:d14e3df498f4 49 /* Static constants for the accelerometer */
jurica238814 13:d51127eed926 50 #define WHO_AM_I 0x0D /* Type 'read' : This should return the device id of 0x2A */
jurica238814 13:d51127eed926 51 #define OUT_Z_MSB 0x05 /* Type 'read' : z axis - 8 most significatn bit of a 12 bit sample */
jurica238814 6:d14e3df498f4 52 #define I2C_DATA (p29)
jurica238814 6:d14e3df498f4 53 #define I2C_CLK (p2)
jurica238814 6:d14e3df498f4 54 #define INT2_PIN (p4)
jurica238814 10:fd91664032d8 55 #define BUZZER (p31)
jurica238814 0:f8c1e0b2d473 56
Dautor 26:148aa2e2460c 57 #define BUZZER_FREQUENCY_Hz (1500)
Dautor 26:148aa2e2460c 58
Dautor 26:148aa2e2460c 59 #if DEBUG_PRINT_UART
Dautor 26:148aa2e2460c 60 #include "nrf52_uart.h"
Dautor 26:148aa2e2460c 61 NRF52_UART uart(p25, p26, Baud9600);
Dautor 26:148aa2e2460c 62 char buffer[255];
Dautor 26:148aa2e2460c 63 #define SEND(...) {uint8_t len = sprintf(buffer, __VA_ARGS__); uart.send(buffer, len);}
Dautor 26:148aa2e2460c 64 #else
Dautor 26:148aa2e2460c 65 #define SEND(...)
jurica238814 16:a338d2417fd5 66 #endif
jurica238814 16:a338d2417fd5 67
Dautor 26:148aa2e2460c 68 bool beaconStateActive = 1;
jurica238814 16:a338d2417fd5 69
jurica238814 16:a338d2417fd5 70 bool shushShush = false;
jurica238814 18:e844d3e6ab88 71 const static uint16_t ACK_CHARA_UUID = 0xA001;
jurica238814 16:a338d2417fd5 72
jurica238814 18:e844d3e6ab88 73 uint8_t txPower = 4;
jurica238814 18:e844d3e6ab88 74 uint8_t sleepFlag = false;
jurica238814 14:d506c0679c0b 75 uint8_t tempSleepTime = SLEEP_TIME_S;
jurica238814 14:d506c0679c0b 76 uint8_t msd[MSD_SIZE] = {0x59, 0x00, 0xE1, 0x61, 0x35, 0xBA, 0xC0, 0xEC, 0x47, 0x2A, 0x98, 0x00, 0xAF, 0x18, 0x43, 0xFF, 0x05, 0x00};
jurica238814 25:8ac3ff431ab1 77 uint8_t startBuzz[2] = {0xBA, 0xBE};
jurica238814 25:8ac3ff431ab1 78 uint8_t stopBuzz[2] = {0xDE, 0xAD};
jurica238814 23:729717272b31 79 uint8_t myMacAddress[6] = {};
jurica238814 6:d14e3df498f4 80 uint8_t buzzer_flag = 0;
jurica238814 0:f8c1e0b2d473 81
jurica238814 14:d506c0679c0b 82 enum RadioState{
jurica238814 10:fd91664032d8 83 OFF,
jurica238814 10:fd91664032d8 84 ADVERTISING,
Dautor 26:148aa2e2460c 85 SCANNING,
Dautor 26:148aa2e2460c 86 };
jurica238814 14:d506c0679c0b 87 enum RadioState radioState = OFF;
jurica238814 0:f8c1e0b2d473 88
jurica238814 14:d506c0679c0b 89 void GoToSleep();
jurica238814 14:d506c0679c0b 90 void StartAdvertising();
jurica238814 10:fd91664032d8 91 void startScanning();
jurica238814 10:fd91664032d8 92 void WakeMeUp();
jurica238814 0:f8c1e0b2d473 93
Dautor 26:148aa2e2460c 94
jurica238814 2:5504b714c9ae 95 Ticker WakeSleepT;
jurica238814 7:89c9abaa257e 96 Ticker sleepChanger;
jurica238814 19:abf14a5ada93 97 #if USE_ACC
jurica238814 19:abf14a5ada93 98 DigitalOut accPower(p7);
jurica238814 19:abf14a5ada93 99 DigitalOut i2cPower(p5);
jurica238814 19:abf14a5ada93 100 InterruptIn accPulse(INT2_PIN);
jurica238814 21:10c3b8176be0 101 Acc_MMA8452 acc(I2C_DATA, I2C_CLK, MMA8452_ADDRESS);
jurica238814 19:abf14a5ada93 102 #endif
jurica238814 1:5f34885f5cff 103 BLE &ble = BLE::Instance();
jurica238814 16:a338d2417fd5 104 ACKService<4> *ackServicePtr;
jurica238814 10:fd91664032d8 105
jurica238814 22:8d106fd5fa84 106 #if DEBUG || DEBUG_MAC || DEBUG_CONNECTION
Dautor 26:148aa2e2460c 107 NRF52_DigitalOut advLED(p22); // Red
Dautor 26:148aa2e2460c 108 NRF52_DigitalOut scanLED(p23); // Blue
Dautor 26:148aa2e2460c 109 NRF52_DigitalOut connectedLED(p24); // Green
jurica238814 10:fd91664032d8 110 #endif
jurica238814 18:e844d3e6ab88 111
jurica238814 10:fd91664032d8 112 #if DEBUG_ACC
Dautor 26:148aa2e2460c 113 NRF52_DigitalOut int_led(p22);
Dautor 26:148aa2e2460c 114 NRF52_DigitalOut act_led(p22);
jurica238814 8:570eb66d50b5 115 #endif
jurica238814 8:570eb66d50b5 116
Dautor 26:148aa2e2460c 117 NRF52_PWM buzzer(NRF_PWM0);
Dautor 26:148aa2e2460c 118
Dautor 26:148aa2e2460c 119 void buzzerStart(){
Dautor 26:148aa2e2460c 120 buzzer.enable(3000);
Dautor 26:148aa2e2460c 121 buzzer.enableChannel(0, BUZZER);
Dautor 26:148aa2e2460c 122 buzzer.setDuty(0, 0.5f);
Dautor 26:148aa2e2460c 123 }
Dautor 26:148aa2e2460c 124 void buzzerStop(){
Dautor 26:148aa2e2460c 125 buzzer.disable();
jurica238814 22:8d106fd5fa84 126 }
jurica238814 16:a338d2417fd5 127
jurica238814 21:10c3b8176be0 128 void onConnectionCallback(const Gap::ConnectionCallbackParams_t *params){
jurica238814 17:51a5456a46cd 129 #if DEBUG_CONNECTION
jurica238814 17:51a5456a46cd 130 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 131 wait_ms(100);
jurica238814 17:51a5456a46cd 132 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 133 wait_ms(100);
jurica238814 17:51a5456a46cd 134 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 135 wait_ms(100);
jurica238814 17:51a5456a46cd 136 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 137 wait_ms(100);
jurica238814 17:51a5456a46cd 138 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 139 wait_ms(100);
jurica238814 17:51a5456a46cd 140 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 141 wait_ms(100);
jurica238814 17:51a5456a46cd 142 scanLED = 1; // Blue
jurica238814 17:51a5456a46cd 143 #endif
jurica238814 17:51a5456a46cd 144 WakeSleepT.detach();
jurica238814 17:51a5456a46cd 145 sleepFlag = false;
jurica238814 16:a338d2417fd5 146 }
jurica238814 16:a338d2417fd5 147
jurica238814 16:a338d2417fd5 148
jurica238814 0:f8c1e0b2d473 149 /* Restart Advertising on disconnection*/
jurica238814 0:f8c1e0b2d473 150 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params){
Dautor 26:148aa2e2460c 151 buzzerStop();
jurica238814 17:51a5456a46cd 152 #if DEBUG_CONNECTION
jurica238814 17:51a5456a46cd 153 advLED = !advLED; // RED
jurica238814 17:51a5456a46cd 154 wait_ms(100);
jurica238814 17:51a5456a46cd 155 advLED = !advLED;
jurica238814 17:51a5456a46cd 156 wait_ms(100);
jurica238814 17:51a5456a46cd 157 advLED = !advLED;
jurica238814 17:51a5456a46cd 158 wait_ms(100);
jurica238814 17:51a5456a46cd 159 advLED = !advLED;
jurica238814 17:51a5456a46cd 160 wait_ms(100);
jurica238814 17:51a5456a46cd 161 advLED = 1;
jurica238814 17:51a5456a46cd 162 wait_ms(100);
jurica238814 17:51a5456a46cd 163 advLED = 1;
jurica238814 17:51a5456a46cd 164 #endif
jurica238814 17:51a5456a46cd 165 WakeSleepT.attach(WakeMeUp, FREE_TIME_S);
jurica238814 17:51a5456a46cd 166 sleepFlag = true;
jurica238814 18:e844d3e6ab88 167
jurica238814 0:f8c1e0b2d473 168 }
jurica238814 0:f8c1e0b2d473 169
jurica238814 16:a338d2417fd5 170 void onDataWrittenCallback(const GattWriteCallbackParams *params) {
jurica238814 25:8ac3ff431ab1 171 if(params->handle == ackServicePtr->getACKCharacteristicHandle()){
jurica238814 16:a338d2417fd5 172 // Something is written into AckCharacteristic
jurica238814 25:8ac3ff431ab1 173 if(params->data[0] == startBuzz[0]){
jurica238814 25:8ac3ff431ab1 174 if(params->data[1] == startBuzz[1]){
jurica238814 17:51a5456a46cd 175 #if DEBUG_CONNECTION
jurica238814 17:51a5456a46cd 176 connectedLED = !connectedLED; // BLUE
jurica238814 17:51a5456a46cd 177 wait_ms(100);
jurica238814 17:51a5456a46cd 178 connectedLED = !connectedLED;
jurica238814 17:51a5456a46cd 179 wait_ms(100);
jurica238814 17:51a5456a46cd 180 connectedLED = !connectedLED;
jurica238814 17:51a5456a46cd 181 wait_ms(100);
jurica238814 17:51a5456a46cd 182 connectedLED = !connectedLED;
jurica238814 17:51a5456a46cd 183 wait_ms(100);
jurica238814 17:51a5456a46cd 184 connectedLED = !connectedLED;
jurica238814 17:51a5456a46cd 185 wait_ms(100);
jurica238814 17:51a5456a46cd 186 connectedLED = 1;
jurica238814 17:51a5456a46cd 187 wait_ms(100);
jurica238814 17:51a5456a46cd 188 #endif
Dautor 26:148aa2e2460c 189 buzzerStart();
jurica238814 16:a338d2417fd5 190 return;
jurica238814 16:a338d2417fd5 191 }
jurica238814 25:8ac3ff431ab1 192 }
Dautor 26:148aa2e2460c 193 else if(params->data[0] == stopBuzz[0]){
Dautor 26:148aa2e2460c 194 if(params->data[1] == stopBuzz[1]){
Dautor 26:148aa2e2460c 195 WakeSleepT.detach();
Dautor 26:148aa2e2460c 196 WakeSleepT.attach(WakeMeUp, FREE_TIME_S);
Dautor 26:148aa2e2460c 197 ble.disconnect(Gap::LOCAL_HOST_TERMINATED_CONNECTION);
Dautor 26:148aa2e2460c 198 buzzerStop();
jurica238814 25:8ac3ff431ab1 199 }
jurica238814 25:8ac3ff431ab1 200 }
Dautor 26:148aa2e2460c 201 else if(params->data[0] == 0x55){
Dautor 26:148aa2e2460c 202 beaconStateActive = 0;
Dautor 26:148aa2e2460c 203 ble.disconnect(Gap::LOCAL_HOST_TERMINATED_CONNECTION);
Dautor 26:148aa2e2460c 204 }
Dautor 26:148aa2e2460c 205
jurica238814 16:a338d2417fd5 206 }
jurica238814 16:a338d2417fd5 207 else{
jurica238814 25:8ac3ff431ab1 208 // Execute this for wrong data written into characteristic
jurica238814 25:8ac3ff431ab1 209 return;
jurica238814 16:a338d2417fd5 210 }
jurica238814 16:a338d2417fd5 211 }
jurica238814 0:f8c1e0b2d473 212
jurica238814 0:f8c1e0b2d473 213 /**
jurica238814 0:f8c1e0b2d473 214 * This function is called when the ble initialization process has failed
jurica238814 0:f8c1e0b2d473 215 */
jurica238814 0:f8c1e0b2d473 216 void onBleInitError(BLE &ble, ble_error_t error){
jurica238814 0:f8c1e0b2d473 217 /* Avoid compiler warnings */
jurica238814 0:f8c1e0b2d473 218 (void) ble;
jurica238814 0:f8c1e0b2d473 219 (void) error;
jurica238814 0:f8c1e0b2d473 220 /* Initialization error handling should go here */
jurica238814 0:f8c1e0b2d473 221 }
jurica238814 0:f8c1e0b2d473 222
jurica238814 0:f8c1e0b2d473 223 /**
jurica238814 0:f8c1e0b2d473 224 * Callback triggered when the ble initialization process has finished
jurica238814 0:f8c1e0b2d473 225 */
jurica238814 0:f8c1e0b2d473 226 void bleInitComplete(BLE::InitializationCompleteCallbackContext *params){
jurica238814 0:f8c1e0b2d473 227 BLE& ble = params->ble;
jurica238814 0:f8c1e0b2d473 228 ble_error_t error = params->error;
jurica238814 0:f8c1e0b2d473 229
jurica238814 0:f8c1e0b2d473 230 if (error != BLE_ERROR_NONE) {
jurica238814 0:f8c1e0b2d473 231 /* In case of error, forward the error handling to onBleInitError */
jurica238814 0:f8c1e0b2d473 232 onBleInitError(ble, error);
jurica238814 0:f8c1e0b2d473 233 return;
jurica238814 0:f8c1e0b2d473 234 }
jurica238814 0:f8c1e0b2d473 235
jurica238814 0:f8c1e0b2d473 236 /* Ensure that it is the default instance of BLE */
jurica238814 0:f8c1e0b2d473 237 if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) {
jurica238814 0:f8c1e0b2d473 238 return;
jurica238814 0:f8c1e0b2d473 239 }
jurica238814 16:a338d2417fd5 240
jurica238814 16:a338d2417fd5 241 uint8_t init_values[4] = {0,0,0,0};
jurica238814 1:5f34885f5cff 242 /* Get my MAC address */
jurica238814 1:5f34885f5cff 243 BLEProtocol::AddressType_t temp_address_type;
jurica238814 14:d506c0679c0b 244 ble.gap().getAddress(&temp_address_type, myMacAddress);
jurica238814 16:a338d2417fd5 245 ackServicePtr = new ACKService<4>(ble, init_values);
jurica238814 16:a338d2417fd5 246 ackServicePtr->updateMacAddress(myMacAddress); // Update MAC address
jurica238814 21:10c3b8176be0 247
jurica238814 16:a338d2417fd5 248 ble.gap().onDisconnection(disconnectionCallback);
jurica238814 17:51a5456a46cd 249 ble.gap().onConnection(onConnectionCallback); // -->> Uncomment these two lines for shush-shush
jurica238814 17:51a5456a46cd 250 ble.gattServer().onDataWritten(onDataWrittenCallback);
jurica238814 1:5f34885f5cff 251
jurica238814 14:d506c0679c0b 252 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, (uint8_t *)msd, MSD_SIZE);
jurica238814 10:fd91664032d8 253 ble.gap().setAdvertisingInterval(ADV_INTERVAL); // --> Has to be at least 100ms!
jurica238814 0:f8c1e0b2d473 254 }
jurica238814 0:f8c1e0b2d473 255
jurica238814 3:2a4ac5b87046 256
jurica238814 3:2a4ac5b87046 257 uint8_t findMSDIndex(const Gap::AdvertisementCallbackParams_t *params){
jurica238814 1:5f34885f5cff 258 uint8_t i=0;
jurica238814 18:e844d3e6ab88 259 uint8_t advLen = params->advertisingDataLen;
jurica238814 18:e844d3e6ab88 260 uint8_t dataLen;
jurica238814 18:e844d3e6ab88 261
jurica238814 18:e844d3e6ab88 262 if((advLen < (MAC_SIZE_B + 2)) || advLen == 0){
jurica238814 15:934a04c958f5 263 // Empty advertisement or not long enough for MAX
jurica238814 18:e844d3e6ab88 264 // +2 for SIZE and MSD ID
jurica238814 15:934a04c958f5 265 return 0;
jurica238814 15:934a04c958f5 266 }
jurica238814 3:2a4ac5b87046 267
jurica238814 3:2a4ac5b87046 268 do{
jurica238814 18:e844d3e6ab88 269 dataLen = params->advertisingData[i];
jurica238814 3:2a4ac5b87046 270 i++;
jurica238814 3:2a4ac5b87046 271 if(params->advertisingData[i] == MSD_ID) return i;
jurica238814 18:e844d3e6ab88 272 else i += (dataLen);
jurica238814 18:e844d3e6ab88 273 }while(i<advLen);
jurica238814 3:2a4ac5b87046 274
jurica238814 3:2a4ac5b87046 275 return 0;
jurica238814 3:2a4ac5b87046 276 }
jurica238814 3:2a4ac5b87046 277
jurica238814 14:d506c0679c0b 278 uint8_t CheckMac(const Gap::AdvertisementCallbackParams_t *params, uint8_t *myMacAddress, uint8_t msdOffset){
jurica238814 14:d506c0679c0b 279 int i=0;
jurica238814 14:d506c0679c0b 280
jurica238814 16:a338d2417fd5 281 /* Get my MAC address */
jurica238814 16:a338d2417fd5 282 BLEProtocol::AddressType_t temp_address_type;
jurica238814 16:a338d2417fd5 283 ble.gap().getAddress(&temp_address_type, myMacAddress);
jurica238814 16:a338d2417fd5 284
jurica238814 18:e844d3e6ab88 285 if(!msdOffset){
jurica238814 17:51a5456a46cd 286 #if DEBUG_MAC
jurica238814 16:a338d2417fd5 287 for(i=0; i<10; i++){
jurica238814 16:a338d2417fd5 288 scanLED = !scanLED; // BLUE
jurica238814 16:a338d2417fd5 289 wait_ms(100);
jurica238814 16:a338d2417fd5 290 }
jurica238814 17:51a5456a46cd 291 #endif
jurica238814 14:d506c0679c0b 292 return 0; // There's no MSD in BLE advertisement data
jurica238814 14:d506c0679c0b 293 }
jurica238814 14:d506c0679c0b 294 for(i=0; i<6; i++){
jurica238814 16:a338d2417fd5 295 if(params->advertisingData[msdOffset + 3 + i] != myMacAddress[5-i]){ // myMacAddress[0] == 0x91
jurica238814 17:51a5456a46cd 296 #if DEBUG_MAC
jurica238814 17:51a5456a46cd 297 for(i=0; i<10; i++){
jurica238814 17:51a5456a46cd 298 connectedLED = !connectedLED; // Green
jurica238814 17:51a5456a46cd 299 wait_ms(100);
jurica238814 17:51a5456a46cd 300 }
jurica238814 17:51a5456a46cd 301 #endif
jurica238814 14:d506c0679c0b 302 return 0;
jurica238814 14:d506c0679c0b 303 }
jurica238814 14:d506c0679c0b 304 }
jurica238814 17:51a5456a46cd 305 #if DEBUG_MAC
jurica238814 17:51a5456a46cd 306 for(i=0; i<10; i++){
jurica238814 17:51a5456a46cd 307 advLED = !advLED; // RED
jurica238814 17:51a5456a46cd 308 wait_ms(100);
jurica238814 17:51a5456a46cd 309 }
jurica238814 18:e844d3e6ab88 310 advLED = 1;
jurica238814 17:51a5456a46cd 311 #endif
jurica238814 14:d506c0679c0b 312 return 1;
jurica238814 14:d506c0679c0b 313 }
jurica238814 14:d506c0679c0b 314
jurica238814 3:2a4ac5b87046 315 /**
jurica238814 3:2a4ac5b87046 316 * Function is called when BLE radio discovers any kind of advertisment
jurica238814 3:2a4ac5b87046 317 */
jurica238814 3:2a4ac5b87046 318 void advertisementCallback(const Gap::AdvertisementCallbackParams_t *params){
jurica238814 19:abf14a5ada93 319 uint8_t msdOffset;
jurica238814 15:934a04c958f5 320
jurica238814 18:e844d3e6ab88 321 msdOffset = findMSDIndex(params); // Should be 1 or 4
jurica238814 3:2a4ac5b87046 322 if(msdOffset == 0){
jurica238814 14:d506c0679c0b 323 return; // There's no MSD in BLE advertisement data
jurica238814 3:2a4ac5b87046 324 }
jurica238814 14:d506c0679c0b 325 if ((params->advertisingData[msdOffset]) == MSD_ID){
jurica238814 1:5f34885f5cff 326 // Follows Manufacturer Specific Data
jurica238814 3:2a4ac5b87046 327 if ((params->advertisingData[msdOffset+1]) == 0x59){
jurica238814 3:2a4ac5b87046 328 if ((params->advertisingData[msdOffset+2]) == 0x00){
jurica238814 16:a338d2417fd5 329 if(CheckMac(params, myMacAddress, msdOffset)){
jurica238814 17:51a5456a46cd 330 //ble.gap().stopScan();
jurica238814 14:d506c0679c0b 331 WakeSleepT.detach();
jurica238814 22:8d106fd5fa84 332 WakeSleepT.attach(WakeMeUp, FREE_TIME_S);
jurica238814 1:5f34885f5cff 333 }
jurica238814 1:5f34885f5cff 334 }
jurica238814 1:5f34885f5cff 335 }
jurica238814 2:5504b714c9ae 336 }
jurica238814 2:5504b714c9ae 337 }
jurica238814 2:5504b714c9ae 338
jurica238814 12:6b072c2a061c 339
jurica238814 7:89c9abaa257e 340 /* Call this function few minutes (TBD) after a last scanned advertisment */
jurica238814 7:89c9abaa257e 341 void changeSleepTime(){
jurica238814 14:d506c0679c0b 342 tempSleepTime = SLEEP_TIME_S;
jurica238814 7:89c9abaa257e 343 sleepChanger.detach();
jurica238814 7:89c9abaa257e 344 }
jurica238814 7:89c9abaa257e 345
jurica238814 10:fd91664032d8 346 void startAdvertising(){
jurica238814 19:abf14a5ada93 347 #if USE_ACC
jurica238814 19:abf14a5ada93 348 i2cPower = 1;
jurica238814 19:abf14a5ada93 349 #endif
jurica238814 19:abf14a5ada93 350 wait_ms(10);
jurica238814 19:abf14a5ada93 351
jurica238814 16:a338d2417fd5 352 if(shushShush){
jurica238814 16:a338d2417fd5 353 // Do not advertise! Go to sleep
jurica238814 16:a338d2417fd5 354 WakeSleepT.detach();
jurica238814 16:a338d2417fd5 355 ble.gap().stopAdvertising();
jurica238814 16:a338d2417fd5 356 WakeMeUp();
jurica238814 16:a338d2417fd5 357 }
jurica238814 16:a338d2417fd5 358 else{
jurica238814 16:a338d2417fd5 359 ble.gap().startAdvertising();
jurica238814 16:a338d2417fd5 360 #if DEBUG
jurica238814 16:a338d2417fd5 361 advLED = 0;
jurica238814 16:a338d2417fd5 362 scanLED = 1;
jurica238814 16:a338d2417fd5 363 #endif
jurica238814 16:a338d2417fd5 364 WakeSleepT.detach();
jurica238814 16:a338d2417fd5 365 WakeSleepT.attach(WakeMeUp, ADV_TIMER_TIME_S); // Call the wakeMeUp function
jurica238814 16:a338d2417fd5 366 }
jurica238814 10:fd91664032d8 367 }
jurica238814 10:fd91664032d8 368
jurica238814 10:fd91664032d8 369 void startScanning(){
jurica238814 10:fd91664032d8 370 ble.gap().stopAdvertising();
jurica238814 23:729717272b31 371 ble.gap().setScanInterval(SCAN_INTERVAL);
jurica238814 23:729717272b31 372 ble.gap().setScanWindow(SCAN_WINDOW);
jurica238814 23:729717272b31 373 ble.gap().setScanParams();
jurica238814 2:5504b714c9ae 374 ble.gap().startScan(advertisementCallback);
jurica238814 10:fd91664032d8 375 #if DEBUG
jurica238814 10:fd91664032d8 376 advLED = 1;
jurica238814 10:fd91664032d8 377 scanLED = 0;
jurica238814 10:fd91664032d8 378 #endif
jurica238814 2:5504b714c9ae 379 WakeSleepT.detach();
jurica238814 14:d506c0679c0b 380 WakeSleepT.attach(WakeMeUp, SCAN_TIMER_TIME_S);
jurica238814 10:fd91664032d8 381 }
jurica238814 10:fd91664032d8 382
jurica238814 10:fd91664032d8 383 void WakeMeUp(){
jurica238814 8:570eb66d50b5 384 sleepFlag = 0;
jurica238814 10:fd91664032d8 385 switch(radioState){
jurica238814 10:fd91664032d8 386 case OFF:{
jurica238814 25:8ac3ff431ab1 387 radioState = SCANNING;
jurica238814 10:fd91664032d8 388 startAdvertising();
jurica238814 10:fd91664032d8 389 break;
jurica238814 10:fd91664032d8 390 }
jurica238814 10:fd91664032d8 391 case ADVERTISING:{
jurica238814 14:d506c0679c0b 392 radioState = SCANNING;
jurica238814 10:fd91664032d8 393 startScanning();
jurica238814 10:fd91664032d8 394 break;
jurica238814 10:fd91664032d8 395 }
jurica238814 10:fd91664032d8 396 case SCANNING:{
jurica238814 10:fd91664032d8 397 radioState = OFF;
jurica238814 10:fd91664032d8 398 WakeSleepT.detach();
jurica238814 16:a338d2417fd5 399 //WakeSleepT.attach(GoToSleep, FREE_TIME_S);
jurica238814 16:a338d2417fd5 400 GoToSleep();
jurica238814 10:fd91664032d8 401 break;
jurica238814 10:fd91664032d8 402 }
jurica238814 10:fd91664032d8 403 default: return;
jurica238814 10:fd91664032d8 404 }
jurica238814 2:5504b714c9ae 405 }
jurica238814 2:5504b714c9ae 406
jurica238814 14:d506c0679c0b 407 void GoToSleep(){
jurica238814 2:5504b714c9ae 408 WakeSleepT.detach();
jurica238814 7:89c9abaa257e 409 WakeSleepT.attach(WakeMeUp, tempSleepTime);
jurica238814 2:5504b714c9ae 410 ble.gap().stopAdvertising();
jurica238814 2:5504b714c9ae 411 ble.gap().stopScan();
jurica238814 8:570eb66d50b5 412 sleepFlag = 1;
jurica238814 16:a338d2417fd5 413 #if DEBUG
jurica238814 16:a338d2417fd5 414 advLED = 1;
jurica238814 16:a338d2417fd5 415 scanLED = 1;
jurica238814 16:a338d2417fd5 416 #endif
jurica238814 1:5f34885f5cff 417 }
jurica238814 1:5f34885f5cff 418
jurica238814 19:abf14a5ada93 419 #if USE_ACC
Dautor 26:148aa2e2460c 420 void pulse_handler(){
Dautor 26:148aa2e2460c 421 #if DEBUG_WAKEUP_BUZZER
Dautor 26:148aa2e2460c 422 if(beaconStateActive == 0){
Dautor 26:148aa2e2460c 423 buzzerStart();
Dautor 26:148aa2e2460c 424 wait_ms(500);
Dautor 26:148aa2e2460c 425 buzzerStop();
Dautor 26:148aa2e2460c 426 beaconStateActive = 1;
jurica238814 19:abf14a5ada93 427 }
jurica238814 19:abf14a5ada93 428 #endif
Dautor 26:148aa2e2460c 429 #if DEBUG_ACC
Dautor 26:148aa2e2460c 430 int_led = !int_led;
Dautor 26:148aa2e2460c 431 #endif
Dautor 26:148aa2e2460c 432 }
Dautor 26:148aa2e2460c 433 #endif
jurica238814 6:d14e3df498f4 434
Dautor 26:148aa2e2460c 435 int main(){
jurica238814 18:e844d3e6ab88 436 #if DEBUG || DEBUG_MAC
jurica238814 10:fd91664032d8 437 advLED = 1;
jurica238814 10:fd91664032d8 438 scanLED = 1;
jurica238814 16:a338d2417fd5 439 connectedLED = 1;
jurica238814 10:fd91664032d8 440 #endif
jurica238814 14:d506c0679c0b 441
jurica238814 19:abf14a5ada93 442 #if USE_ACC
jurica238814 19:abf14a5ada93 443 accPower = 1;
jurica238814 19:abf14a5ada93 444 i2cPower = 1;
jurica238814 19:abf14a5ada93 445 #endif
jurica238814 16:a338d2417fd5 446
Dautor 26:148aa2e2460c 447 int_led = 0;
jurica238814 16:a338d2417fd5 448
jurica238814 21:10c3b8176be0 449 //WakeSleepT.attach(GoToSleep, AWAKE_TIME_S);
jurica238814 21:10c3b8176be0 450 GoToSleep();
jurica238814 16:a338d2417fd5 451 ble.init(bleInitComplete);
jurica238814 16:a338d2417fd5 452 ble.gap().setTxPower(txPower);
jurica238814 16:a338d2417fd5 453
jurica238814 19:abf14a5ada93 454 #if USE_ACC
jurica238814 19:abf14a5ada93 455 // Pulse interrupt detection
Dautor 26:148aa2e2460c 456 acc.set_register((char)CTRL_REG_4, (char)0x04); // INT_EN_FF_MT Freefall/motion interrupt enabled
jurica238814 19:abf14a5ada93 457 wait_ms(1);
Dautor 26:148aa2e2460c 458 acc.set_register((char)FF_MT_CFG, (char)0b01011000); //ELE, Motion Flag ON, YEFE, X Event Flag Enable
jurica238814 19:abf14a5ada93 459 wait_ms(1);
Dautor 26:148aa2e2460c 460 acc.set_register((char)CTRL_REG_5, (char)0x00); // INT_EN_FF_MT interrupt is router t0 INT2
jurica238814 19:abf14a5ada93 461 wait_ms(1);
Dautor 26:148aa2e2460c 462 acc.set_register((char)FF_COUNT, (char)0x08); // Set Counter degister value (10ms)
jurica238814 19:abf14a5ada93 463 wait_ms(1);
Dautor 26:148aa2e2460c 464 acc.set_register((char)FF_MT_THS, (char)0x90); // Set TH value for motion detection on 1 G (1/0.063) and DBCNTM = 1 (Increments or clears counter)
jurica238814 19:abf14a5ada93 465 wait_ms(1);
jurica238814 19:abf14a5ada93 466
jurica238814 19:abf14a5ada93 467 // Setup for the interrupt handler
jurica238814 19:abf14a5ada93 468 accPulse.rise(&pulse_handler); // -------------------------------------
Dautor 26:148aa2e2460c 469 acc.set_register((char)CTRL_REG_1, (char)0x01); // Flow data rate and Active mode
jurica238814 19:abf14a5ada93 470 wait(1);
jurica238814 19:abf14a5ada93 471 #endif
jurica238814 6:d14e3df498f4 472
jurica238814 2:5504b714c9ae 473 __enable_irq();
jurica238814 2:5504b714c9ae 474
jurica238814 19:abf14a5ada93 475 /* SpinWait for initialization to complete. This is necessary because the BLE object is used in the main loop below. */
Dautor 26:148aa2e2460c 476 while (ble.hasInitialized() == false){ /* spin loop */ }
Dautor 26:148aa2e2460c 477
jurica238814 1:5f34885f5cff 478 while(true){
Dautor 26:148aa2e2460c 479 if(beaconStateActive){
Dautor 26:148aa2e2460c 480 // wake up
Dautor 26:148aa2e2460c 481
Dautor 26:148aa2e2460c 482 startAdvertising();
Dautor 26:148aa2e2460c 483 while(beaconStateActive){
Dautor 26:148aa2e2460c 484 if(sleepFlag){
Dautor 26:148aa2e2460c 485 #if USE_ACC
Dautor 26:148aa2e2460c 486 i2cPower = 0;
Dautor 26:148aa2e2460c 487 #endif
Dautor 26:148aa2e2460c 488 ble.waitForEvent();
Dautor 26:148aa2e2460c 489 __WFI();
Dautor 26:148aa2e2460c 490 }
Dautor 26:148aa2e2460c 491 else{
Dautor 26:148aa2e2460c 492 ble.waitForEvent();
Dautor 26:148aa2e2460c 493 }
Dautor 26:148aa2e2460c 494 }
Dautor 26:148aa2e2460c 495 }
Dautor 26:148aa2e2460c 496
Dautor 26:148aa2e2460c 497 scanLED = 0;
Dautor 26:148aa2e2460c 498 // prepare for sleep
Dautor 26:148aa2e2460c 499
Dautor 26:148aa2e2460c 500 // disable everything
Dautor 26:148aa2e2460c 501 i2cPower = 0;
Dautor 26:148aa2e2460c 502 WakeSleepT.detach();
Dautor 26:148aa2e2460c 503 // set accelerometer refresh rate to lowest
Dautor 26:148aa2e2460c 504
Dautor 26:148aa2e2460c 505 // do not wake up until beaconStateActive is set by the accelerometer
Dautor 26:148aa2e2460c 506 while(!beaconStateActive){
jurica238814 9:2ab2be19add9 507 __WFI();
jurica238814 9:2ab2be19add9 508 }
Dautor 26:148aa2e2460c 509 scanLED = 1;
jurica238814 0:f8c1e0b2d473 510 }
jurica238814 0:f8c1e0b2d473 511 }