workss
Dependencies: mbed BLE_API nRF51822 VL53L0X
main.cpp@28:ca14866eec64, 2019-03-13 (annotated)
- Committer:
- vazbyte
- Date:
- Wed Mar 13 15:16:25 2019 +0000
- Revision:
- 28:ca14866eec64
- Parent:
- 27:903ec28ea7a0
- Child:
- 29:6ba8491c1dab
added confirmation of bluetooth connect/disconnect
Who changed what in which revision?
User | Revision | Line number | New 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 | 24:931eeb8a70fc | 6 | #define range1_addr (0x56) |
vazbyte | 24:931eeb8a70fc | 7 | #define range2_addr (0x60) |
vazbyte | 24:931eeb8a70fc | 8 | #define range1_XSHUT p15 |
vazbyte | 24:931eeb8a70fc | 9 | #define range2_XSHUT p16 |
vazbyte | 24:931eeb8a70fc | 10 | #define VL53L0_I2C_SDA p30 |
vazbyte | 24:931eeb8a70fc | 11 | #define VL53L0_I2C_SCL p7 |
vazbyte | 24:931eeb8a70fc | 12 | |
vazbyte | 24:931eeb8a70fc | 13 | Serial pc(USBTX, USBRX); |
vazbyte | 24:931eeb8a70fc | 14 | static DevI2C devI2c(VL53L0_I2C_SDA, VL53L0_I2C_SCL); |
vazbyte | 24:931eeb8a70fc | 15 | DigitalOut led1(LED1); |
vazbyte | 24:931eeb8a70fc | 16 | DigitalOut led2(LED2); |
vazbyte | 24:931eeb8a70fc | 17 | DigitalOut led(LED3, 1); |
mbedAustin | 9:b33f42191584 | 18 | uint16_t customServiceUUID = 0xA000; |
mbedAustin | 13:62b1d32745ac | 19 | uint16_t readCharUUID = 0xA001; |
mbedAustin | 9:b33f42191584 | 20 | uint16_t writeCharUUID = 0xA002; |
mbedAustin | 1:94152e7d8b5c | 21 | |
vazbyte | 24:931eeb8a70fc | 22 | static DigitalOut shutdown1_pin(range1_XSHUT); |
vazbyte | 24:931eeb8a70fc | 23 | static VL53L0X range1(&devI2c, &shutdown1_pin, NC); |
vazbyte | 24:931eeb8a70fc | 24 | static DigitalOut shutdown2_pin(range2_XSHUT); |
vazbyte | 24:931eeb8a70fc | 25 | static VL53L0X range2(&devI2c, &shutdown2_pin, NC); |
vazbyte | 24:931eeb8a70fc | 26 | |
vazbyte | 24:931eeb8a70fc | 27 | uint32_t distance1; |
vazbyte | 24:931eeb8a70fc | 28 | uint32_t distance2; |
vazbyte | 27:903ec28ea7a0 | 29 | int dist1; |
vazbyte | 27:903ec28ea7a0 | 30 | int dist2; |
vazbyte | 24:931eeb8a70fc | 31 | int status1; |
vazbyte | 24:931eeb8a70fc | 32 | int status2; |
vazbyte | 24:931eeb8a70fc | 33 | |
vazbyte | 28:ca14866eec64 | 34 | const static char DEVICE_NAME[] = "OCCUPY-CRICHTON-ST"; |
vazbyte | 28:ca14866eec64 | 35 | static const uint16_t uuid16_list[] = {GattService::UUID_HEART_RATE_SERVICE}; |
vazbyte | 25:0a0805c118c0 | 36 | |
vazbyte | 25:0a0805c118c0 | 37 | HeartRateService *hrService; |
vazbyte | 26:793d65b08afb | 38 | uint8_t hrmCounter = 0; |
mbedAustin | 2:e84c13abc479 | 39 | |
vazbyte | 28:ca14866eec64 | 40 | void connectionCallback(const Gap::ConnectionCallbackParams_t *) { |
vazbyte | 28:ca14866eec64 | 41 | printf("Bluetooth connected\n"); |
vazbyte | 28:ca14866eec64 | 42 | } |
vazbyte | 28:ca14866eec64 | 43 | |
andresag | 19:477567297aac | 44 | void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *) |
mbedAustin | 1:94152e7d8b5c | 45 | { |
vazbyte | 28:ca14866eec64 | 46 | printf("Bluetooth disconnected\n"); |
andresag | 22:406127954d1f | 47 | BLE::Instance(BLE::DEFAULT_INSTANCE).gap().startAdvertising(); |
mbedAustin | 1:94152e7d8b5c | 48 | } |
mbedAustin | 0:cd5b6733aeb1 | 49 | |
andresag | 22:406127954d1f | 50 | void bleInitComplete(BLE::InitializationCompleteCallbackContext *params) |
andresag | 22:406127954d1f | 51 | { |
andresag | 22:406127954d1f | 52 | BLE &ble = params->ble; |
andresag | 22:406127954d1f | 53 | ble_error_t error = params->error; |
andresag | 22:406127954d1f | 54 | |
andresag | 22:406127954d1f | 55 | if (error != BLE_ERROR_NONE) { |
andresag | 22:406127954d1f | 56 | return; |
andresag | 22:406127954d1f | 57 | } |
vazbyte | 28:ca14866eec64 | 58 | |
vazbyte | 28:ca14866eec64 | 59 | ble.gap().onConnection(connectionCallback); |
andresag | 19:477567297aac | 60 | ble.gap().onDisconnection(disconnectionCallback); |
vazbyte | 25:0a0805c118c0 | 61 | hrService = new HeartRateService(ble, hrmCounter, HeartRateService::LOCATION_FINGER); |
mbedAustin | 2:e84c13abc479 | 62 | |
vazbyte | 28:ca14866eec64 | 63 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); |
vazbyte | 28:ca14866eec64 | 64 | ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); |
vazbyte | 28:ca14866eec64 | 65 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); |
vazbyte | 28:ca14866eec64 | 66 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list)); |
vazbyte | 25:0a0805c118c0 | 67 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_HEART_RATE_SENSOR); |
mbedAustin | 2:e84c13abc479 | 68 | |
andresag | 19:477567297aac | 69 | ble.gap().startAdvertising(); |
andresag | 22:406127954d1f | 70 | } |
vazbyte | 27:903ec28ea7a0 | 71 | |
vazbyte | 27:903ec28ea7a0 | 72 | int format_dist(int distance) { |
vazbyte | 27:903ec28ea7a0 | 73 | int result; |
vazbyte | 27:903ec28ea7a0 | 74 | |
vazbyte | 27:903ec28ea7a0 | 75 | if (distance > 1270) |
vazbyte | 27:903ec28ea7a0 | 76 | result = 127; |
vazbyte | 27:903ec28ea7a0 | 77 | else |
vazbyte | 27:903ec28ea7a0 | 78 | result = distance/10; |
vazbyte | 27:903ec28ea7a0 | 79 | |
vazbyte | 27:903ec28ea7a0 | 80 | return result; |
vazbyte | 27:903ec28ea7a0 | 81 | } |
vazbyte | 27:903ec28ea7a0 | 82 | |
vazbyte | 23:52e8e05df60c | 83 | void wakeup_event_cb() { |
vazbyte | 23:52e8e05df60c | 84 | led != led; |
vazbyte | 24:931eeb8a70fc | 85 | |
vazbyte | 24:931eeb8a70fc | 86 | status1 = range1.get_distance(&distance1); |
vazbyte | 24:931eeb8a70fc | 87 | status2 = range2.get_distance(&distance2); |
vazbyte | 26:793d65b08afb | 88 | |
vazbyte | 27:903ec28ea7a0 | 89 | dist1 = format_dist(distance1); |
vazbyte | 27:903ec28ea7a0 | 90 | dist2 = format_dist(distance2); |
vazbyte | 28:ca14866eec64 | 91 | |
vazbyte | 24:931eeb8a70fc | 92 | if (status1 == VL53L0X_ERROR_NONE) { |
vazbyte | 27:903ec28ea7a0 | 93 | printf("Range1 [mm]: %6ld\r\n", dist1); |
vazbyte | 28:ca14866eec64 | 94 | |
vazbyte | 27:903ec28ea7a0 | 95 | if (dist1 > 4 && dist1 < 220) { |
vazbyte | 24:931eeb8a70fc | 96 | led1 = 0; |
vazbyte | 27:903ec28ea7a0 | 97 | hrmCounter = dist1; |
vazbyte | 27:903ec28ea7a0 | 98 | hrService->updateHeartRate(hrmCounter); |
vazbyte | 24:931eeb8a70fc | 99 | } |
vazbyte | 24:931eeb8a70fc | 100 | else { |
vazbyte | 24:931eeb8a70fc | 101 | led1 = 1; |
vazbyte | 24:931eeb8a70fc | 102 | } |
vazbyte | 24:931eeb8a70fc | 103 | } else { |
vazbyte | 24:931eeb8a70fc | 104 | printf("Range1 [mm]: --\r\n"); |
vazbyte | 24:931eeb8a70fc | 105 | led1 = 1; |
vazbyte | 24:931eeb8a70fc | 106 | } |
vazbyte | 24:931eeb8a70fc | 107 | if (status2 == VL53L0X_ERROR_NONE) { |
vazbyte | 27:903ec28ea7a0 | 108 | printf("Range2 [mm]: %6ld\r\n", dist2); |
vazbyte | 27:903ec28ea7a0 | 109 | if (dist2 > 4 && dist2 < 220) { |
vazbyte | 27:903ec28ea7a0 | 110 | led2 = 0; |
vazbyte | 27:903ec28ea7a0 | 111 | hrmCounter = dist2; |
vazbyte | 27:903ec28ea7a0 | 112 | hrService->updateHeartRate(hrmCounter); |
vazbyte | 27:903ec28ea7a0 | 113 | } |
vazbyte | 24:931eeb8a70fc | 114 | } else { |
vazbyte | 24:931eeb8a70fc | 115 | printf("Range2 [mm]: --\r\n"); |
vazbyte | 24:931eeb8a70fc | 116 | led2 = 1; |
vazbyte | 24:931eeb8a70fc | 117 | } |
vazbyte | 23:52e8e05df60c | 118 | } |
andresag | 19:477567297aac | 119 | |
andresag | 22:406127954d1f | 120 | int main(void) |
andresag | 22:406127954d1f | 121 | { |
vazbyte | 24:931eeb8a70fc | 122 | range1.init_sensor(range1_addr); |
vazbyte | 24:931eeb8a70fc | 123 | range2.init_sensor(range2_addr); |
vazbyte | 24:931eeb8a70fc | 124 | |
andresag | 22:406127954d1f | 125 | printf("\n\r********* Starting Main Loop *********\n\r"); |
vazbyte | 24:931eeb8a70fc | 126 | |
andresag | 22:406127954d1f | 127 | BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE); |
andresag | 22:406127954d1f | 128 | ble.init(bleInitComplete); |
andresag | 22:406127954d1f | 129 | |
vazbyte | 23:52e8e05df60c | 130 | Ticker ticker; |
vazbyte | 23:52e8e05df60c | 131 | ticker.attach(wakeup_event_cb, 0.3); |
vazbyte | 24:931eeb8a70fc | 132 | |
vazbyte | 23:52e8e05df60c | 133 | while (ble.hasInitialized()) { |
vazbyte | 24:931eeb8a70fc | 134 | ble.waitForEvent(); |
mbedAustin | 2:e84c13abc479 | 135 | } |
andresag | 20:fcc752d401ec | 136 | } |