Nora Vazbyte / Mbed 2 deprecated BLE_Heartrate_VL53L0X

workss

Dependencies:   mbed BLE_API nRF51822 VL53L0X

main.cpp@30:5e1c85083f24, 2019-03-13 (annotated)

Committer:
vazbyte
Date:
Wed Mar 13 17:25:02 2019 +0000
Revision:
30:5e1c85083f24
Parent:
29:6ba8491c1dab
Child:
31:d1ceadbc6c44
tried to update bluetooth; broke the bluetooth

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbedAustin 0:cd5b6733aeb1 1 #include "mbed.h"
andresag 19:477567297aac 2 #include "ble/BLE.h"
vazbyte 24:931eeb8a70fc 3 #include "VL53L0X.h"
vazbyte 25:0a0805c118c0 4 #include "ble/services/HeartRateService.h"
mbedAustin 1:94152e7d8b5c 5
vazbyte 29:6ba8491c1dab 6 #define range1_addr (0x56)
vazbyte 29:6ba8491c1dab 7 #define range2_addr (0x60)
vazbyte 29:6ba8491c1dab 8 #define range1_XSHUT p15
vazbyte 29:6ba8491c1dab 9 #define range2_XSHUT p16
vazbyte 29:6ba8491c1dab 10 #define VL53L0_I2C_SDA p30
vazbyte 29:6ba8491c1dab 11 #define VL53L0_I2C_SCL p7
vazbyte 29:6ba8491c1dab 12 #define TIME_SCALE 2 // sensors activated every 100ms * TIME_SCALE
vazbyte 29:6ba8491c1dab 13 #define DIST_MIN 0
vazbyte 29:6ba8491c1dab 14 #define DIST_MAX 22
vazbyte 29:6ba8491c1dab 15
vazbyte 29:6ba8491c1dab 16 const static int cw = 20 / TIME_SCALE;
vazbyte 29:6ba8491c1dab 17 int countdown = cw;
vazbyte 29:6ba8491c1dab 18 bool countdown1_triggered = false, countdown2_triggered = false;
vazbyte 29:6ba8491c1dab 19 bool step_in = false, step_out = false;
vazbyte 24:931eeb8a70fc 20
vazbyte 24:931eeb8a70fc 21 Serial pc(USBTX, USBRX);
vazbyte 24:931eeb8a70fc 22 static DevI2C devI2c(VL53L0_I2C_SDA, VL53L0_I2C_SCL);
vazbyte 24:931eeb8a70fc 23 DigitalOut led1(LED1);
vazbyte 24:931eeb8a70fc 24 DigitalOut led2(LED2);
vazbyte 24:931eeb8a70fc 25 DigitalOut led(LED3, 1);
mbedAustin 9:b33f42191584 26 uint16_t customServiceUUID = 0xA000;
mbedAustin 13:62b1d32745ac 27 uint16_t readCharUUID = 0xA001;
mbedAustin 9:b33f42191584 28 uint16_t writeCharUUID = 0xA002;
mbedAustin 1:94152e7d8b5c 29
vazbyte 24:931eeb8a70fc 30 static DigitalOut shutdown1_pin(range1_XSHUT);
vazbyte 24:931eeb8a70fc 31 static VL53L0X range1(&devI2c, &shutdown1_pin, NC);
vazbyte 24:931eeb8a70fc 32 static DigitalOut shutdown2_pin(range2_XSHUT);
vazbyte 24:931eeb8a70fc 33 static VL53L0X range2(&devI2c, &shutdown2_pin, NC);
vazbyte 24:931eeb8a70fc 34
vazbyte 29:6ba8491c1dab 35 uint32_t distance1, distance2;
vazbyte 29:6ba8491c1dab 36 int dist1, dist2, status1, status2;
vazbyte 24:931eeb8a70fc 37
vazbyte 28:ca14866eec64 38 const static char DEVICE_NAME[] = "OCCUPY-CRICHTON-ST";
vazbyte 28:ca14866eec64 39 static const uint16_t uuid16_list[] = {GattService::UUID_HEART_RATE_SERVICE};
vazbyte 25:0a0805c118c0 40
vazbyte 25:0a0805c118c0 41 HeartRateService *hrService;
vazbyte 26:793d65b08afb 42 uint8_t hrmCounter = 0;
mbedAustin 2:e84c13abc479 43
vazbyte 28:ca14866eec64 44 void connectionCallback(const Gap::ConnectionCallbackParams_t *) {
vazbyte 28:ca14866eec64 45 printf("Bluetooth connected\n");
vazbyte 28:ca14866eec64 46 }
vazbyte 28:ca14866eec64 47
andresag 19:477567297aac 48 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *)
mbedAustin 1:94152e7d8b5c 49 {
vazbyte 28:ca14866eec64 50 printf("Bluetooth disconnected\n");
andresag 22:406127954d1f 51 BLE::Instance(BLE::DEFAULT_INSTANCE).gap().startAdvertising();
mbedAustin 1:94152e7d8b5c 52 }
mbedAustin 0:cd5b6733aeb1 53
andresag 22:406127954d1f 54 void bleInitComplete(BLE::InitializationCompleteCallbackContext *params)
andresag 22:406127954d1f 55 {
andresag 22:406127954d1f 56 BLE &ble = params->ble;
andresag 22:406127954d1f 57 ble_error_t error = params->error;
andresag 22:406127954d1f 58
andresag 22:406127954d1f 59 if (error != BLE_ERROR_NONE) {
andresag 22:406127954d1f 60 return;
andresag 22:406127954d1f 61 }
vazbyte 28:ca14866eec64 62
vazbyte 28:ca14866eec64 63 ble.gap().onConnection(connectionCallback);
andresag 19:477567297aac 64 ble.gap().onDisconnection(disconnectionCallback);
vazbyte 25:0a0805c118c0 65 hrService = new HeartRateService(ble, hrmCounter, HeartRateService::LOCATION_FINGER);
mbedAustin 2:e84c13abc479 66
vazbyte 28:ca14866eec64 67 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
vazbyte 28:ca14866eec64 68 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
vazbyte 28:ca14866eec64 69 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
vazbyte 28:ca14866eec64 70 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
vazbyte 25:0a0805c118c0 71 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_HEART_RATE_SENSOR);
mbedAustin 2:e84c13abc479 72
andresag 19:477567297aac 73 ble.gap().startAdvertising();
andresag 22:406127954d1f 74 }
vazbyte 27:903ec28ea7a0 75
vazbyte 27:903ec28ea7a0 76 int format_dist(int distance) {
vazbyte 27:903ec28ea7a0 77 int result;
vazbyte 27:903ec28ea7a0 78
vazbyte 27:903ec28ea7a0 79 if (distance > 1270)
vazbyte 27:903ec28ea7a0 80 result = 127;
vazbyte 27:903ec28ea7a0 81 else
vazbyte 27:903ec28ea7a0 82 result = distance/10;
vazbyte 27:903ec28ea7a0 83
vazbyte 27:903ec28ea7a0 84 return result;
vazbyte 27:903ec28ea7a0 85 }
vazbyte 27:903ec28ea7a0 86
vazbyte 23:52e8e05df60c 87 void wakeup_event_cb() {
vazbyte 23:52e8e05df60c 88 led != led;
vazbyte 24:931eeb8a70fc 89
vazbyte 29:6ba8491c1dab 90 if (countdown1_triggered) {
vazbyte 29:6ba8491c1dab 91 countdown--;
vazbyte 29:6ba8491c1dab 92 if (countdown == 0) {
vazbyte 29:6ba8491c1dab 93 countdown1_triggered = false;
vazbyte 29:6ba8491c1dab 94 }
vazbyte 29:6ba8491c1dab 95 }
vazbyte 29:6ba8491c1dab 96 if (countdown2_triggered) {
vazbyte 29:6ba8491c1dab 97 countdown--;
vazbyte 29:6ba8491c1dab 98 if (countdown == 0) {
vazbyte 29:6ba8491c1dab 99 countdown2_triggered = false;
vazbyte 29:6ba8491c1dab 100 }
vazbyte 29:6ba8491c1dab 101 }
vazbyte 29:6ba8491c1dab 102
vazbyte 24:931eeb8a70fc 103 status1 = range1.get_distance(&distance1);
vazbyte 24:931eeb8a70fc 104 status2 = range2.get_distance(&distance2);
vazbyte 26:793d65b08afb 105
vazbyte 27:903ec28ea7a0 106 dist1 = format_dist(distance1);
vazbyte 27:903ec28ea7a0 107 dist2 = format_dist(distance2);
vazbyte 28:ca14866eec64 108
vazbyte 24:931eeb8a70fc 109 if (status1 == VL53L0X_ERROR_NONE) {
vazbyte 29:6ba8491c1dab 110 // printf("Range1 [mm]: %6ld\r\n", dist1);
vazbyte 28:ca14866eec64 111
vazbyte 29:6ba8491c1dab 112 if (dist1 > DIST_MIN && dist1 < DIST_MAX) {
vazbyte 24:931eeb8a70fc 113 led1 = 0;
vazbyte 29:6ba8491c1dab 114
vazbyte 29:6ba8491c1dab 115 if (!countdown1_triggered && !countdown2_triggered) {
vazbyte 29:6ba8491c1dab 116 countdown1_triggered = true;
vazbyte 29:6ba8491c1dab 117 countdown = cw;
vazbyte 29:6ba8491c1dab 118 } else if (countdown2_triggered) {
vazbyte 29:6ba8491c1dab 119 printf("STEP IN DETECTED\n");
vazbyte 30:5e1c85083f24 120 hrmCounter = 1;
vazbyte 30:5e1c85083f24 121 hrService->updateHeartRate(hrmCounter);
vazbyte 29:6ba8491c1dab 122 countdown2_triggered = false;
vazbyte 29:6ba8491c1dab 123 }
vazbyte 30:5e1c85083f24 124 //
vazbyte 30:5e1c85083f24 125 // hrmCounter = dist1;
vazbyte 30:5e1c85083f24 126 // hrService->updateHeartRate(hrmCounter);
vazbyte 24:931eeb8a70fc 127 }
vazbyte 24:931eeb8a70fc 128 else {
vazbyte 24:931eeb8a70fc 129 led1 = 1;
vazbyte 24:931eeb8a70fc 130 }
vazbyte 24:931eeb8a70fc 131 } else {
vazbyte 29:6ba8491c1dab 132 // printf("Range1 [mm]: --\r\n");
vazbyte 24:931eeb8a70fc 133 led1 = 1;
vazbyte 24:931eeb8a70fc 134 }
vazbyte 24:931eeb8a70fc 135 if (status2 == VL53L0X_ERROR_NONE) {
vazbyte 29:6ba8491c1dab 136 if (dist2 > DIST_MIN && dist2 < DIST_MAX) {
vazbyte 27:903ec28ea7a0 137 led2 = 0;
vazbyte 29:6ba8491c1dab 138
vazbyte 29:6ba8491c1dab 139 if (!countdown1_triggered && !countdown2_triggered) {
vazbyte 29:6ba8491c1dab 140 countdown2_triggered = true;
vazbyte 29:6ba8491c1dab 141 countdown = cw;
vazbyte 29:6ba8491c1dab 142 } else if (countdown1_triggered) {
vazbyte 29:6ba8491c1dab 143 printf("STEP OUT DETECTED\n");
vazbyte 30:5e1c85083f24 144 hrmCounter = 16;
vazbyte 30:5e1c85083f24 145 hrService->updateHeartRate(hrmCounter);
vazbyte 29:6ba8491c1dab 146 countdown1_triggered = false;
vazbyte 29:6ba8491c1dab 147 }
vazbyte 29:6ba8491c1dab 148
vazbyte 30:5e1c85083f24 149 //hrmCounter = dist2;
vazbyte 30:5e1c85083f24 150 // hrService->updateHeartRate(hrmCounter);
vazbyte 27:903ec28ea7a0 151 }
vazbyte 24:931eeb8a70fc 152 } else {
vazbyte 29:6ba8491c1dab 153 // printf("Range2 [mm]: --\r\n");
vazbyte 24:931eeb8a70fc 154 led2 = 1;
vazbyte 24:931eeb8a70fc 155 }
vazbyte 23:52e8e05df60c 156 }
andresag 19:477567297aac 157
andresag 22:406127954d1f 158 int main(void)
andresag 22:406127954d1f 159 {
vazbyte 24:931eeb8a70fc 160 range1.init_sensor(range1_addr);
vazbyte 24:931eeb8a70fc 161 range2.init_sensor(range2_addr);
vazbyte 24:931eeb8a70fc 162
andresag 22:406127954d1f 163 printf("\n\r********* Starting Main Loop *********\n\r");
vazbyte 24:931eeb8a70fc 164
andresag 22:406127954d1f 165 BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE);
andresag 22:406127954d1f 166 ble.init(bleInitComplete);
andresag 22:406127954d1f 167
vazbyte 23:52e8e05df60c 168 Ticker ticker;
vazbyte 29:6ba8491c1dab 169 ticker.attach(wakeup_event_cb, 0.1*TIME_SCALE);
vazbyte 24:931eeb8a70fc 170
vazbyte 23:52e8e05df60c 171 while (ble.hasInitialized()) {
vazbyte 24:931eeb8a70fc 172 ble.waitForEvent();
mbedAustin 2:e84c13abc479 173 }
andresag 20:fcc752d401ec 174 }