Jurica Resetar / Mbed OS acd52832_BLE_VF_GeoBeacon

Geo beacon for VF.

Dependencies:   MMA8452 aconno_bsp adc52832_common

main.cpp@32:61d2328ec1a7, 2017-11-24 (annotated)

Committer:
jurica238814
Date:
Fri Nov 24 15:02:50 2017 +0000
Revision:
32:61d2328ec1a7
Parent:
31:caef580f5943
Child:
33:449fcc43b287
iBeacon format FLAG added.

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
jurica238814 27:2c67f07590fd 19 #define DEBUG (0)
jurica238814 27:2c67f07590fd 20 #define DEBUG_ACC (0)
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
jurica238814 27:2c67f07590fd 26 #define USE_ACC (0)
jurica238814 8:570eb66d50b5 27
jurica238814 27:2c67f07590fd 28 #define SLEEP_TIME_S (3.00) /* Sleep time (in s) */
jurica238814 27:2c67f07590fd 29 #define ADV_TIMER_TIME_S (1.00) /* 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 27:2c67f07590fd 35 #define BUZZER_FREQUENCY_Hz (3000)
jurica238814 15:934a04c958f5 36 #define MAC_SIZE_B (6)
jurica238814 12:6b072c2a061c 37
jurica238814 1:5f34885f5cff 38 /* Static constants for the BLE example */
jurica238814 3:2a4ac5b87046 39 #define MAX_BLE_PACKET_SIZE (31)
jurica238814 3:2a4ac5b87046 40 #define MSD_SIZE (18)
jurica238814 3:2a4ac5b87046 41 #define MSD_ID (0xFF)
jurica238814 12:6b072c2a061c 42
Dautor 26:148aa2e2460c 43 #define BUZZ_TIME_S (1) /* Buzz time in s */
jurica238814 25:8ac3ff431ab1 44 #define ADV_INTERVAL (100) /* Advertising interval (in ms) */
jurica238814 14:d506c0679c0b 45 #define SCAN_INTERVAL (SCAN_TIMER_TIME_S) /* Scan interval (in ms) */
jurica238814 14:d506c0679c0b 46 #define SCAN_WINDOW (SCAN_TIMER_TIME_S)
jurica238814 1:5f34885f5cff 47
jurica238814 6:d14e3df498f4 48 /* Static constants for the accelerometer */
jurica238814 13:d51127eed926 49 #define WHO_AM_I 0x0D /* Type 'read' : This should return the device id of 0x2A */
jurica238814 13:d51127eed926 50 #define OUT_Z_MSB 0x05 /* Type 'read' : z axis - 8 most significatn bit of a 12 bit sample */
jurica238814 6:d14e3df498f4 51 #define I2C_DATA (p29)
jurica238814 6:d14e3df498f4 52 #define I2C_CLK (p2)
jurica238814 6:d14e3df498f4 53 #define INT2_PIN (p4)
jurica238814 10:fd91664032d8 54 #define BUZZER (p31)
jurica238814 32:61d2328ec1a7 55 #define USE_IBEACON_ONLY (1)
jurica238814 0:f8c1e0b2d473 56
jurica238814 31:caef580f5943 57 typedef struct __attribute__((packed, aligned(1))){
jurica238814 31:caef580f5943 58 uint16_t appleID;
jurica238814 31:caef580f5943 59 uint8_t secondID;
jurica238814 31:caef580f5943 60 uint8_t DataSize;
jurica238814 31:caef580f5943 61 uint8_t UUID[18];
jurica238814 31:caef580f5943 62 uint8_t major;
jurica238814 31:caef580f5943 63 uint8_t minor;
jurica238814 31:caef580f5943 64 int8_t RSSI;
jurica238814 31:caef580f5943 65 }IBeaconMSD;
jurica238814 31:caef580f5943 66
jurica238814 31:caef580f5943 67 IBeaconMSD ibeaconMSD;
jurica238814 31:caef580f5943 68
Dautor 26:148aa2e2460c 69 #if DEBUG_PRINT_UART
jurica238814 27:2c67f07590fd 70 #include "nrf52_uart.h"
jurica238814 27:2c67f07590fd 71 NRF52_UART uart(p25, p26, Baud9600);
jurica238814 27:2c67f07590fd 72 char buffer[255];
jurica238814 27:2c67f07590fd 73 #define SEND(...) {uint8_t len = sprintf(buffer, __VA_ARGS__); uart.send(buffer, len);}
Dautor 26:148aa2e2460c 74 #else
jurica238814 27:2c67f07590fd 75 #define SEND(...)
jurica238814 16:a338d2417fd5 76 #endif
jurica238814 16:a338d2417fd5 77
Dautor 26:148aa2e2460c 78 bool beaconStateActive = 1;
jurica238814 16:a338d2417fd5 79
jurica238814 16:a338d2417fd5 80 bool shushShush = false;
jurica238814 16:a338d2417fd5 81
jurica238814 18:e844d3e6ab88 82 uint8_t txPower = 4;
jurica238814 27:2c67f07590fd 83 uint8_t sleepFlag = true;
jurica238814 14:d506c0679c0b 84 uint8_t tempSleepTime = SLEEP_TIME_S;
jurica238814 14:d506c0679c0b 85 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 86 uint8_t startBuzz[2] = {0xBA, 0xBE};
jurica238814 25:8ac3ff431ab1 87 uint8_t stopBuzz[2] = {0xDE, 0xAD};
jurica238814 23:729717272b31 88 uint8_t myMacAddress[6] = {};
jurica238814 6:d14e3df498f4 89 uint8_t buzzer_flag = 0;
jurica238814 0:f8c1e0b2d473 90
jurica238814 14:d506c0679c0b 91 enum RadioState{
jurica238814 10:fd91664032d8 92 OFF,
jurica238814 10:fd91664032d8 93 ADVERTISING,
Dautor 26:148aa2e2460c 94 SCANNING,
Dautor 26:148aa2e2460c 95 };
jurica238814 14:d506c0679c0b 96 enum RadioState radioState = OFF;
jurica238814 0:f8c1e0b2d473 97
jurica238814 14:d506c0679c0b 98 void GoToSleep();
jurica238814 14:d506c0679c0b 99 void StartAdvertising();
jurica238814 10:fd91664032d8 100 void startScanning();
jurica238814 10:fd91664032d8 101 void WakeMeUp();
jurica238814 0:f8c1e0b2d473 102
jurica238814 2:5504b714c9ae 103 Ticker WakeSleepT;
jurica238814 7:89c9abaa257e 104 Ticker sleepChanger;
jurica238814 27:2c67f07590fd 105 NRF52_PWM buzzer(NRF_PWM2);
jurica238814 27:2c67f07590fd 106
jurica238814 31:caef580f5943 107 enum advPayloadType{
jurica238814 31:caef580f5943 108 iBEACON = 0,
jurica238814 31:caef580f5943 109 BEACON
jurica238814 31:caef580f5943 110 };
jurica238814 31:caef580f5943 111
jurica238814 19:abf14a5ada93 112 #if USE_ACC
jurica238814 19:abf14a5ada93 113 DigitalOut accPower(p7);
jurica238814 19:abf14a5ada93 114 DigitalOut i2cPower(p5);
jurica238814 19:abf14a5ada93 115 InterruptIn accPulse(INT2_PIN);
jurica238814 21:10c3b8176be0 116 Acc_MMA8452 acc(I2C_DATA, I2C_CLK, MMA8452_ADDRESS);
jurica238814 27:2c67f07590fd 117
jurica238814 19:abf14a5ada93 118 #endif
jurica238814 1:5f34885f5cff 119 BLE &ble = BLE::Instance();
jurica238814 16:a338d2417fd5 120 ACKService<4> *ackServicePtr;
jurica238814 10:fd91664032d8 121
jurica238814 22:8d106fd5fa84 122 #if DEBUG || DEBUG_MAC || DEBUG_CONNECTION
Dautor 26:148aa2e2460c 123 NRF52_DigitalOut advLED(p22); // Red
Dautor 26:148aa2e2460c 124 NRF52_DigitalOut scanLED(p23); // Blue
Dautor 26:148aa2e2460c 125 NRF52_DigitalOut connectedLED(p24); // Green
jurica238814 10:fd91664032d8 126 #endif
jurica238814 18:e844d3e6ab88 127
jurica238814 10:fd91664032d8 128 #if DEBUG_ACC
Dautor 26:148aa2e2460c 129 NRF52_DigitalOut int_led(p22);
Dautor 26:148aa2e2460c 130 NRF52_DigitalOut act_led(p22);
jurica238814 8:570eb66d50b5 131 #endif
jurica238814 8:570eb66d50b5 132
Dautor 26:148aa2e2460c 133
Dautor 26:148aa2e2460c 134 void buzzerStart(){
jurica238814 27:2c67f07590fd 135 buzzer.enable(BUZZER_FREQUENCY_Hz);
jurica238814 27:2c67f07590fd 136 //buzzer.enable(1);
Dautor 26:148aa2e2460c 137 buzzer.enableChannel(0, BUZZER);
jurica238814 27:2c67f07590fd 138 buzzer.setDuty(0,0.5f);
Dautor 26:148aa2e2460c 139 }
Dautor 26:148aa2e2460c 140 void buzzerStop(){
jurica238814 27:2c67f07590fd 141 buzzer.enable(0);
jurica238814 27:2c67f07590fd 142 buzzer.setDuty(0, 0);
Dautor 26:148aa2e2460c 143 buzzer.disable();
jurica238814 22:8d106fd5fa84 144 }
jurica238814 16:a338d2417fd5 145
jurica238814 21:10c3b8176be0 146 void onConnectionCallback(const Gap::ConnectionCallbackParams_t *params){
jurica238814 17:51a5456a46cd 147 #if DEBUG_CONNECTION
jurica238814 17:51a5456a46cd 148 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 149 wait_ms(100);
jurica238814 17:51a5456a46cd 150 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 151 wait_ms(100);
jurica238814 17:51a5456a46cd 152 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 153 wait_ms(100);
jurica238814 17:51a5456a46cd 154 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 155 wait_ms(100);
jurica238814 17:51a5456a46cd 156 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 157 wait_ms(100);
jurica238814 17:51a5456a46cd 158 scanLED = !scanLED; // Blue
jurica238814 17:51a5456a46cd 159 wait_ms(100);
jurica238814 17:51a5456a46cd 160 scanLED = 1; // Blue
jurica238814 17:51a5456a46cd 161 #endif
jurica238814 17:51a5456a46cd 162 WakeSleepT.detach();
jurica238814 17:51a5456a46cd 163 sleepFlag = false;
jurica238814 16:a338d2417fd5 164 }
jurica238814 16:a338d2417fd5 165
jurica238814 16:a338d2417fd5 166
jurica238814 0:f8c1e0b2d473 167 /* Restart Advertising on disconnection*/
jurica238814 0:f8c1e0b2d473 168 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params){
Dautor 26:148aa2e2460c 169 buzzerStop();
jurica238814 17:51a5456a46cd 170 #if DEBUG_CONNECTION
jurica238814 17:51a5456a46cd 171 advLED = !advLED; // RED
jurica238814 17:51a5456a46cd 172 wait_ms(100);
jurica238814 17:51a5456a46cd 173 advLED = !advLED;
jurica238814 17:51a5456a46cd 174 wait_ms(100);
jurica238814 17:51a5456a46cd 175 advLED = !advLED;
jurica238814 17:51a5456a46cd 176 wait_ms(100);
jurica238814 17:51a5456a46cd 177 advLED = !advLED;
jurica238814 17:51a5456a46cd 178 wait_ms(100);
jurica238814 17:51a5456a46cd 179 advLED = 1;
jurica238814 17:51a5456a46cd 180 wait_ms(100);
jurica238814 17:51a5456a46cd 181 advLED = 1;
jurica238814 17:51a5456a46cd 182 #endif
jurica238814 17:51a5456a46cd 183 WakeSleepT.attach(WakeMeUp, FREE_TIME_S);
jurica238814 17:51a5456a46cd 184 sleepFlag = true;
jurica238814 18:e844d3e6ab88 185
jurica238814 0:f8c1e0b2d473 186 }
jurica238814 0:f8c1e0b2d473 187
jurica238814 16:a338d2417fd5 188 void onDataWrittenCallback(const GattWriteCallbackParams *params) {
jurica238814 25:8ac3ff431ab1 189 if(params->handle == ackServicePtr->getACKCharacteristicHandle()){
jurica238814 16:a338d2417fd5 190 // Something is written into AckCharacteristic
jurica238814 25:8ac3ff431ab1 191 if(params->data[0] == startBuzz[0]){
jurica238814 25:8ac3ff431ab1 192 if(params->data[1] == startBuzz[1]){
jurica238814 17:51a5456a46cd 193 #if DEBUG_CONNECTION
jurica238814 17:51a5456a46cd 194 connectedLED = !connectedLED; // BLUE
jurica238814 17:51a5456a46cd 195 wait_ms(100);
jurica238814 17:51a5456a46cd 196 connectedLED = !connectedLED;
jurica238814 17:51a5456a46cd 197 wait_ms(100);
jurica238814 17:51a5456a46cd 198 connectedLED = !connectedLED;
jurica238814 17:51a5456a46cd 199 wait_ms(100);
jurica238814 17:51a5456a46cd 200 connectedLED = !connectedLED;
jurica238814 17:51a5456a46cd 201 wait_ms(100);
jurica238814 17:51a5456a46cd 202 connectedLED = !connectedLED;
jurica238814 17:51a5456a46cd 203 wait_ms(100);
jurica238814 17:51a5456a46cd 204 connectedLED = 1;
jurica238814 17:51a5456a46cd 205 wait_ms(100);
jurica238814 17:51a5456a46cd 206 #endif
Dautor 26:148aa2e2460c 207 buzzerStart();
jurica238814 16:a338d2417fd5 208 return;
jurica238814 16:a338d2417fd5 209 }
jurica238814 25:8ac3ff431ab1 210 }
Dautor 26:148aa2e2460c 211 else if(params->data[0] == stopBuzz[0]){
Dautor 26:148aa2e2460c 212 if(params->data[1] == stopBuzz[1]){
jurica238814 27:2c67f07590fd 213 buzzerStop();
Dautor 26:148aa2e2460c 214 WakeSleepT.detach();
Dautor 26:148aa2e2460c 215 WakeSleepT.attach(WakeMeUp, FREE_TIME_S);
Dautor 26:148aa2e2460c 216 ble.disconnect(Gap::LOCAL_HOST_TERMINATED_CONNECTION);
jurica238814 25:8ac3ff431ab1 217 }
jurica238814 25:8ac3ff431ab1 218 }
Dautor 26:148aa2e2460c 219 else if(params->data[0] == 0x55){
jurica238814 27:2c67f07590fd 220 /* This is used after pairing */
jurica238814 27:2c67f07590fd 221 radioState = SCANNING;
jurica238814 27:2c67f07590fd 222 WakeSleepT.detach();
jurica238814 27:2c67f07590fd 223 WakeSleepT.attach(WakeMeUp, FREE_TIME_S);
jurica238814 27:2c67f07590fd 224 shushShush = true;
Dautor 26:148aa2e2460c 225 ble.disconnect(Gap::LOCAL_HOST_TERMINATED_CONNECTION);
Dautor 26:148aa2e2460c 226 }
Dautor 26:148aa2e2460c 227
jurica238814 16:a338d2417fd5 228 }
jurica238814 16:a338d2417fd5 229 else{
jurica238814 25:8ac3ff431ab1 230 // Execute this for wrong data written into characteristic
jurica238814 25:8ac3ff431ab1 231 return;
jurica238814 16:a338d2417fd5 232 }
jurica238814 16:a338d2417fd5 233 }
jurica238814 0:f8c1e0b2d473 234
jurica238814 0:f8c1e0b2d473 235 /**
jurica238814 0:f8c1e0b2d473 236 * This function is called when the ble initialization process has failed
jurica238814 0:f8c1e0b2d473 237 */
jurica238814 0:f8c1e0b2d473 238 void onBleInitError(BLE &ble, ble_error_t error){
jurica238814 0:f8c1e0b2d473 239 /* Avoid compiler warnings */
jurica238814 0:f8c1e0b2d473 240 (void) ble;
jurica238814 0:f8c1e0b2d473 241 (void) error;
jurica238814 0:f8c1e0b2d473 242 /* Initialization error handling should go here */
jurica238814 0:f8c1e0b2d473 243 }
jurica238814 0:f8c1e0b2d473 244
jurica238814 0:f8c1e0b2d473 245 /**
jurica238814 0:f8c1e0b2d473 246 * Callback triggered when the ble initialization process has finished
jurica238814 0:f8c1e0b2d473 247 */
jurica238814 0:f8c1e0b2d473 248 void bleInitComplete(BLE::InitializationCompleteCallbackContext *params){
jurica238814 0:f8c1e0b2d473 249 BLE& ble = params->ble;
jurica238814 0:f8c1e0b2d473 250 ble_error_t error = params->error;
jurica238814 0:f8c1e0b2d473 251
jurica238814 0:f8c1e0b2d473 252 if (error != BLE_ERROR_NONE) {
jurica238814 0:f8c1e0b2d473 253 /* In case of error, forward the error handling to onBleInitError */
jurica238814 0:f8c1e0b2d473 254 onBleInitError(ble, error);
jurica238814 0:f8c1e0b2d473 255 return;
jurica238814 0:f8c1e0b2d473 256 }
jurica238814 0:f8c1e0b2d473 257
jurica238814 0:f8c1e0b2d473 258 /* Ensure that it is the default instance of BLE */
jurica238814 0:f8c1e0b2d473 259 if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) {
jurica238814 0:f8c1e0b2d473 260 return;
jurica238814 0:f8c1e0b2d473 261 }
jurica238814 16:a338d2417fd5 262
jurica238814 16:a338d2417fd5 263 uint8_t init_values[4] = {0,0,0,0};
jurica238814 1:5f34885f5cff 264 /* Get my MAC address */
jurica238814 1:5f34885f5cff 265 BLEProtocol::AddressType_t temp_address_type;
jurica238814 14:d506c0679c0b 266 ble.gap().getAddress(&temp_address_type, myMacAddress);
jurica238814 16:a338d2417fd5 267 ackServicePtr = new ACKService<4>(ble, init_values);
jurica238814 16:a338d2417fd5 268 ackServicePtr->updateMacAddress(myMacAddress); // Update MAC address
jurica238814 21:10c3b8176be0 269
jurica238814 16:a338d2417fd5 270 ble.gap().onDisconnection(disconnectionCallback);
jurica238814 17:51a5456a46cd 271 ble.gap().onConnection(onConnectionCallback); // -->> Uncomment these two lines for shush-shush
jurica238814 17:51a5456a46cd 272 ble.gattServer().onDataWritten(onDataWrittenCallback);
jurica238814 1:5f34885f5cff 273
jurica238814 32:61d2328ec1a7 274 //ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, (uint8_t *)msd, MSD_SIZE);
jurica238814 31:caef580f5943 275
jurica238814 31:caef580f5943 276 /*
jurica238814 31:caef580f5943 277 * iBeacon
jurica238814 31:caef580f5943 278 */
jurica238814 32:61d2328ec1a7 279 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::LE_GENERAL_DISCOVERABLE | GapAdvertisingData::BREDR_NOT_SUPPORTED);
jurica238814 32:61d2328ec1a7 280 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, (uint8_t*)&ibeaconMSD, sizeof(ibeaconMSD));
jurica238814 31:caef580f5943 281
jurica238814 10:fd91664032d8 282 ble.gap().setAdvertisingInterval(ADV_INTERVAL); // --> Has to be at least 100ms!
jurica238814 0:f8c1e0b2d473 283 }
jurica238814 0:f8c1e0b2d473 284
jurica238814 31:caef580f5943 285 void changeAdvPaylod(advPayloadType newState){
jurica238814 31:caef580f5943 286 if(newState == iBEACON){
jurica238814 31:caef580f5943 287 /*
jurica238814 31:caef580f5943 288 * iBeacon
jurica238814 31:caef580f5943 289 */
jurica238814 31:caef580f5943 290 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::LE_GENERAL_DISCOVERABLE | GapAdvertisingData::BREDR_NOT_SUPPORTED);
jurica238814 31:caef580f5943 291 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, (uint8_t*)&ibeaconMSD, sizeof(ibeaconMSD));
jurica238814 31:caef580f5943 292 }
jurica238814 31:caef580f5943 293 else{
jurica238814 31:caef580f5943 294 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, (uint8_t *)msd, MSD_SIZE);
jurica238814 31:caef580f5943 295 }
jurica238814 31:caef580f5943 296 }
jurica238814 3:2a4ac5b87046 297
jurica238814 3:2a4ac5b87046 298 uint8_t findMSDIndex(const Gap::AdvertisementCallbackParams_t *params){
jurica238814 1:5f34885f5cff 299 uint8_t i=0;
jurica238814 18:e844d3e6ab88 300 uint8_t advLen = params->advertisingDataLen;
jurica238814 18:e844d3e6ab88 301 uint8_t dataLen;
jurica238814 18:e844d3e6ab88 302
jurica238814 18:e844d3e6ab88 303 if((advLen < (MAC_SIZE_B + 2)) || advLen == 0){
jurica238814 15:934a04c958f5 304 // Empty advertisement or not long enough for MAX
jurica238814 18:e844d3e6ab88 305 // +2 for SIZE and MSD ID
jurica238814 15:934a04c958f5 306 return 0;
jurica238814 15:934a04c958f5 307 }
jurica238814 3:2a4ac5b87046 308
jurica238814 3:2a4ac5b87046 309 do{
jurica238814 18:e844d3e6ab88 310 dataLen = params->advertisingData[i];
jurica238814 3:2a4ac5b87046 311 i++;
jurica238814 3:2a4ac5b87046 312 if(params->advertisingData[i] == MSD_ID) return i;
jurica238814 18:e844d3e6ab88 313 else i += (dataLen);
jurica238814 18:e844d3e6ab88 314 }while(i<advLen);
jurica238814 3:2a4ac5b87046 315
jurica238814 3:2a4ac5b87046 316 return 0;
jurica238814 3:2a4ac5b87046 317 }
jurica238814 3:2a4ac5b87046 318
jurica238814 14:d506c0679c0b 319 uint8_t CheckMac(const Gap::AdvertisementCallbackParams_t *params, uint8_t *myMacAddress, uint8_t msdOffset){
jurica238814 14:d506c0679c0b 320 int i=0;
jurica238814 14:d506c0679c0b 321
jurica238814 16:a338d2417fd5 322 /* Get my MAC address */
jurica238814 16:a338d2417fd5 323 BLEProtocol::AddressType_t temp_address_type;
jurica238814 16:a338d2417fd5 324 ble.gap().getAddress(&temp_address_type, myMacAddress);
jurica238814 16:a338d2417fd5 325
jurica238814 18:e844d3e6ab88 326 if(!msdOffset){
jurica238814 17:51a5456a46cd 327 #if DEBUG_MAC
jurica238814 16:a338d2417fd5 328 for(i=0; i<10; i++){
jurica238814 16:a338d2417fd5 329 scanLED = !scanLED; // BLUE
jurica238814 16:a338d2417fd5 330 wait_ms(100);
jurica238814 16:a338d2417fd5 331 }
jurica238814 17:51a5456a46cd 332 #endif
jurica238814 14:d506c0679c0b 333 return 0; // There's no MSD in BLE advertisement data
jurica238814 14:d506c0679c0b 334 }
jurica238814 14:d506c0679c0b 335 for(i=0; i<6; i++){
jurica238814 16:a338d2417fd5 336 if(params->advertisingData[msdOffset + 3 + i] != myMacAddress[5-i]){ // myMacAddress[0] == 0x91
jurica238814 17:51a5456a46cd 337 #if DEBUG_MAC
jurica238814 17:51a5456a46cd 338 for(i=0; i<10; i++){
jurica238814 17:51a5456a46cd 339 connectedLED = !connectedLED; // Green
jurica238814 17:51a5456a46cd 340 wait_ms(100);
jurica238814 17:51a5456a46cd 341 }
jurica238814 17:51a5456a46cd 342 #endif
jurica238814 14:d506c0679c0b 343 return 0;
jurica238814 14:d506c0679c0b 344 }
jurica238814 14:d506c0679c0b 345 }
jurica238814 17:51a5456a46cd 346 #if DEBUG_MAC
jurica238814 17:51a5456a46cd 347 for(i=0; i<10; i++){
jurica238814 17:51a5456a46cd 348 advLED = !advLED; // RED
jurica238814 17:51a5456a46cd 349 wait_ms(100);
jurica238814 17:51a5456a46cd 350 }
jurica238814 18:e844d3e6ab88 351 advLED = 1;
jurica238814 17:51a5456a46cd 352 #endif
jurica238814 14:d506c0679c0b 353 return 1;
jurica238814 14:d506c0679c0b 354 }
jurica238814 14:d506c0679c0b 355
jurica238814 3:2a4ac5b87046 356 /**
jurica238814 3:2a4ac5b87046 357 * Function is called when BLE radio discovers any kind of advertisment
jurica238814 3:2a4ac5b87046 358 */
jurica238814 3:2a4ac5b87046 359 void advertisementCallback(const Gap::AdvertisementCallbackParams_t *params){
jurica238814 19:abf14a5ada93 360 uint8_t msdOffset;
jurica238814 15:934a04c958f5 361
jurica238814 18:e844d3e6ab88 362 msdOffset = findMSDIndex(params); // Should be 1 or 4
jurica238814 3:2a4ac5b87046 363 if(msdOffset == 0){
jurica238814 14:d506c0679c0b 364 return; // There's no MSD in BLE advertisement data
jurica238814 3:2a4ac5b87046 365 }
jurica238814 14:d506c0679c0b 366 if ((params->advertisingData[msdOffset]) == MSD_ID){
jurica238814 1:5f34885f5cff 367 // Follows Manufacturer Specific Data
jurica238814 3:2a4ac5b87046 368 if ((params->advertisingData[msdOffset+1]) == 0x59){
jurica238814 3:2a4ac5b87046 369 if ((params->advertisingData[msdOffset+2]) == 0x00){
jurica238814 16:a338d2417fd5 370 if(CheckMac(params, myMacAddress, msdOffset)){
jurica238814 17:51a5456a46cd 371 //ble.gap().stopScan();
jurica238814 14:d506c0679c0b 372 WakeSleepT.detach();
jurica238814 22:8d106fd5fa84 373 WakeSleepT.attach(WakeMeUp, FREE_TIME_S);
jurica238814 1:5f34885f5cff 374 }
jurica238814 1:5f34885f5cff 375 }
jurica238814 1:5f34885f5cff 376 }
jurica238814 2:5504b714c9ae 377 }
jurica238814 2:5504b714c9ae 378 }
jurica238814 2:5504b714c9ae 379
jurica238814 12:6b072c2a061c 380
jurica238814 7:89c9abaa257e 381 /* Call this function few minutes (TBD) after a last scanned advertisment */
jurica238814 7:89c9abaa257e 382 void changeSleepTime(){
jurica238814 14:d506c0679c0b 383 tempSleepTime = SLEEP_TIME_S;
jurica238814 7:89c9abaa257e 384 sleepChanger.detach();
jurica238814 7:89c9abaa257e 385 }
jurica238814 7:89c9abaa257e 386
jurica238814 10:fd91664032d8 387 void startAdvertising(){
jurica238814 31:caef580f5943 388 static uint8_t cnt = 0;
jurica238814 31:caef580f5943 389 advPayloadType nextState;
jurica238814 16:a338d2417fd5 390 if(shushShush){
jurica238814 16:a338d2417fd5 391 // Do not advertise! Go to sleep
jurica238814 16:a338d2417fd5 392 WakeSleepT.detach();
jurica238814 16:a338d2417fd5 393 ble.gap().stopAdvertising();
jurica238814 16:a338d2417fd5 394 WakeMeUp();
jurica238814 16:a338d2417fd5 395 }
jurica238814 16:a338d2417fd5 396 else{
jurica238814 32:61d2328ec1a7 397 if(USE_IBEACON_ONLY || !cnt){
jurica238814 31:caef580f5943 398 nextState = iBEACON;
jurica238814 31:caef580f5943 399 changeAdvPaylod(nextState);
jurica238814 31:caef580f5943 400 }
jurica238814 32:61d2328ec1a7 401 else if(cnt==1){
jurica238814 31:caef580f5943 402 nextState = BEACON;
jurica238814 31:caef580f5943 403 changeAdvPaylod(nextState);
jurica238814 31:caef580f5943 404 }
jurica238814 32:61d2328ec1a7 405 cnt = (cnt+1)%5; // Every fifth advertising change to iBeacon
jurica238814 31:caef580f5943 406
jurica238814 31:caef580f5943 407 ble.gap().startAdvertising();
jurica238814 31:caef580f5943 408 #if DEBUG
jurica238814 31:caef580f5943 409 advLED = 0;
jurica238814 31:caef580f5943 410 scanLED = 1;
jurica238814 31:caef580f5943 411 #endif
jurica238814 31:caef580f5943 412 WakeSleepT.detach();
jurica238814 31:caef580f5943 413 WakeSleepT.attach(WakeMeUp, ADV_TIMER_TIME_S); // Call the wakeMeUp function
jurica238814 16:a338d2417fd5 414 }
jurica238814 10:fd91664032d8 415 }
jurica238814 10:fd91664032d8 416
jurica238814 10:fd91664032d8 417 void startScanning(){
jurica238814 10:fd91664032d8 418 ble.gap().stopAdvertising();
jurica238814 23:729717272b31 419 ble.gap().setScanInterval(SCAN_INTERVAL);
jurica238814 23:729717272b31 420 ble.gap().setScanWindow(SCAN_WINDOW);
jurica238814 23:729717272b31 421 ble.gap().setScanParams();
jurica238814 2:5504b714c9ae 422 ble.gap().startScan(advertisementCallback);
jurica238814 10:fd91664032d8 423 #if DEBUG
jurica238814 10:fd91664032d8 424 advLED = 1;
jurica238814 10:fd91664032d8 425 scanLED = 0;
jurica238814 10:fd91664032d8 426 #endif
jurica238814 2:5504b714c9ae 427 WakeSleepT.detach();
jurica238814 14:d506c0679c0b 428 WakeSleepT.attach(WakeMeUp, SCAN_TIMER_TIME_S);
jurica238814 10:fd91664032d8 429 }
jurica238814 10:fd91664032d8 430
jurica238814 10:fd91664032d8 431 void WakeMeUp(){
jurica238814 8:570eb66d50b5 432 sleepFlag = 0;
jurica238814 10:fd91664032d8 433 switch(radioState){
jurica238814 10:fd91664032d8 434 case OFF:{
jurica238814 25:8ac3ff431ab1 435 radioState = SCANNING;
jurica238814 10:fd91664032d8 436 startAdvertising();
jurica238814 10:fd91664032d8 437 break;
jurica238814 10:fd91664032d8 438 }
jurica238814 10:fd91664032d8 439 case ADVERTISING:{
jurica238814 14:d506c0679c0b 440 radioState = SCANNING;
jurica238814 10:fd91664032d8 441 startScanning();
jurica238814 10:fd91664032d8 442 break;
jurica238814 10:fd91664032d8 443 }
jurica238814 10:fd91664032d8 444 case SCANNING:{
jurica238814 10:fd91664032d8 445 radioState = OFF;
jurica238814 10:fd91664032d8 446 WakeSleepT.detach();
jurica238814 16:a338d2417fd5 447 //WakeSleepT.attach(GoToSleep, FREE_TIME_S);
jurica238814 16:a338d2417fd5 448 GoToSleep();
jurica238814 10:fd91664032d8 449 break;
jurica238814 10:fd91664032d8 450 }
jurica238814 10:fd91664032d8 451 default: return;
jurica238814 10:fd91664032d8 452 }
jurica238814 2:5504b714c9ae 453 }
jurica238814 2:5504b714c9ae 454
jurica238814 14:d506c0679c0b 455 void GoToSleep(){
jurica238814 2:5504b714c9ae 456 WakeSleepT.detach();
jurica238814 7:89c9abaa257e 457 WakeSleepT.attach(WakeMeUp, tempSleepTime);
jurica238814 2:5504b714c9ae 458 ble.gap().stopAdvertising();
jurica238814 2:5504b714c9ae 459 ble.gap().stopScan();
jurica238814 8:570eb66d50b5 460 sleepFlag = 1;
jurica238814 16:a338d2417fd5 461 #if DEBUG
jurica238814 16:a338d2417fd5 462 advLED = 1;
jurica238814 16:a338d2417fd5 463 scanLED = 1;
jurica238814 16:a338d2417fd5 464 #endif
jurica238814 1:5f34885f5cff 465 }
jurica238814 1:5f34885f5cff 466
jurica238814 19:abf14a5ada93 467 #if USE_ACC
jurica238814 27:2c67f07590fd 468 void pulse_handler(){
jurica238814 27:2c67f07590fd 469 #if DEBUG_WAKEUP_BUZZER
Dautor 26:148aa2e2460c 470 buzzerStart();
jurica238814 27:2c67f07590fd 471 wait_ms(50);
Dautor 26:148aa2e2460c 472 buzzerStop();
jurica238814 27:2c67f07590fd 473 #endif
jurica238814 27:2c67f07590fd 474 #if DEBUG_ACC
jurica238814 27:2c67f07590fd 475 int_led = !int_led;
jurica238814 27:2c67f07590fd 476 #endif
jurica238814 27:2c67f07590fd 477 shushShush = false;
jurica238814 19:abf14a5ada93 478 }
jurica238814 19:abf14a5ada93 479 #endif
jurica238814 6:d14e3df498f4 480
Dautor 26:148aa2e2460c 481 int main(){
jurica238814 18:e844d3e6ab88 482 #if DEBUG || DEBUG_MAC
jurica238814 10:fd91664032d8 483 advLED = 1;
jurica238814 10:fd91664032d8 484 scanLED = 1;
jurica238814 16:a338d2417fd5 485 connectedLED = 1;
jurica238814 10:fd91664032d8 486 #endif
jurica238814 14:d506c0679c0b 487
jurica238814 19:abf14a5ada93 488 #if USE_ACC
jurica238814 19:abf14a5ada93 489 accPower = 1;
jurica238814 19:abf14a5ada93 490 i2cPower = 1;
jurica238814 27:2c67f07590fd 491 #endif
jurica238814 16:a338d2417fd5 492
jurica238814 21:10c3b8176be0 493 //WakeSleepT.attach(GoToSleep, AWAKE_TIME_S);
jurica238814 21:10c3b8176be0 494 GoToSleep();
jurica238814 16:a338d2417fd5 495 ble.init(bleInitComplete);
jurica238814 16:a338d2417fd5 496 ble.gap().setTxPower(txPower);
jurica238814 19:abf14a5ada93 497 /* SpinWait for initialization to complete. This is necessary because the BLE object is used in the main loop below. */
Dautor 26:148aa2e2460c 498 while (ble.hasInitialized() == false){ /* spin loop */ }
jurica238814 31:caef580f5943 499 __enable_irq();
jurica238814 31:caef580f5943 500
jurica238814 27:2c67f07590fd 501 buzzerStart();
jurica238814 27:2c67f07590fd 502 wait_ms(500);
jurica238814 27:2c67f07590fd 503 buzzerStop();
jurica238814 27:2c67f07590fd 504
jurica238814 31:caef580f5943 505 ibeaconMSD.appleID = 0x004C;
jurica238814 31:caef580f5943 506 ibeaconMSD.secondID = 0x02;
jurica238814 31:caef580f5943 507 ibeaconMSD.DataSize = 0x15;
jurica238814 31:caef580f5943 508 ibeaconMSD.UUID[0] = 0x11;
jurica238814 31:caef580f5943 509 ibeaconMSD.UUID[1] = 0x22;
jurica238814 31:caef580f5943 510 ibeaconMSD.UUID[2] = 0x33;
jurica238814 31:caef580f5943 511 ibeaconMSD.RSSI = -4;
jurica238814 31:caef580f5943 512
jurica238814 31:caef580f5943 513 WakeSleepT.attach(GoToSleep, AWAKE_TIME_S);
jurica238814 27:2c67f07590fd 514
jurica238814 27:2c67f07590fd 515 while(true){
jurica238814 27:2c67f07590fd 516 ble.waitForEvent();
jurica238814 0:f8c1e0b2d473 517 }
jurica238814 0:f8c1e0b2d473 518 }