Clément Bertolini / Mbed 2 deprecated Keewi_v1

Firmware for Keewi v1 electronic board

Dependencies:   BLE_API mbed nRF51822

Fork of Keewi_v1 by Clément Bertolini

main.cpp@3:6e08445f54f3, 2014-08-20 (annotated)

Committer:
clemberto
Date:
Wed Aug 20 08:59:22 2014 +0000
Revision:
3:6e08445f54f3
Parent:
2:8ebada2e4924 
Bluetooth service (CSC, NUS, LBS) - simulated data

Who changed what in which revision?

UserRevisionLine numberNew contents of line
clemberto 0:4f6fbeb69f11 1 /* mbed Microcontroller Library
clemberto 0:4f6fbeb69f11 2 * Copyright (c) 2006-2013 ARM Limited
clemberto 0:4f6fbeb69f11 3 *
clemberto 0:4f6fbeb69f11 4 * Licensed under the Apache License, Version 2.0 (the "License");
clemberto 0:4f6fbeb69f11 5 * you may not use this file except in compliance with the License.
clemberto 0:4f6fbeb69f11 6 * You may obtain a copy of the License at
clemberto 0:4f6fbeb69f11 7 *
clemberto 0:4f6fbeb69f11 8 * http://www.apache.org/licenses/LICENSE-2.0
clemberto 0:4f6fbeb69f11 9 *
clemberto 0:4f6fbeb69f11 10 * Unless required by applicable law or agreed to in writing, software
clemberto 0:4f6fbeb69f11 11 * distributed under the License is distributed on an "AS IS" BASIS,
clemberto 0:4f6fbeb69f11 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
clemberto 0:4f6fbeb69f11 13 * See the License for the specific language governing permissions and
clemberto 0:4f6fbeb69f11 14 * limitations under the License.
clemberto 0:4f6fbeb69f11 15 */
clemberto 0:4f6fbeb69f11 16
clemberto 0:4f6fbeb69f11 17 #include "mbed.h"
clemberto 0:4f6fbeb69f11 18 #include "BLEDevice.h"
clemberto 0:4f6fbeb69f11 19
clemberto 0:4f6fbeb69f11 20 BLEDevice ble;
clemberto 0:4f6fbeb69f11 21 DigitalOut led1(LED1);
clemberto 0:4f6fbeb69f11 22
clemberto 1:e60b7762dd79 23 #define NEED_CONSOLE_OUTPUT 1 /* Set this if you need debug messages on the console;
clemberto 0:4f6fbeb69f11 24 * it will have an impact on code-size and power consumption. */
clemberto 0:4f6fbeb69f11 25
clemberto 0:4f6fbeb69f11 26 #if NEED_CONSOLE_OUTPUT
clemberto 0:4f6fbeb69f11 27 Serial pc(USBTX, USBRX);
clemberto 1:e60b7762dd79 28
clemberto 0:4f6fbeb69f11 29 #define DEBUG(...) { pc.printf(__VA_ARGS__); }
clemberto 0:4f6fbeb69f11 30 #else
clemberto 0:4f6fbeb69f11 31 #define DEBUG(...) /* nothing */
clemberto 0:4f6fbeb69f11 32 #endif /* #if NEED_CONSOLE_OUTPUT */
clemberto 0:4f6fbeb69f11 33
clemberto 1:e60b7762dd79 34 const static char DEVICE_NAME[] = "Keewi v1";
clemberto 0:4f6fbeb69f11 35
clemberto 1:e60b7762dd79 36 // DEVICE_NAME_UUID = '2A00'; // Nordic fixed this to nRF5, can be written
clemberto 1:e60b7762dd79 37
clemberto 1:e60b7762dd79 38 // Temperature 0-100 C, simulated
clemberto 1:e60b7762dd79 39 static uint8_t temperature = 32;
clemberto 1:e60b7762dd79 40 GattCharacteristic tempMeas(GattCharacteristic::UUID_TEMPERATURE_MEASUREMENT_CHAR, (uint8_t *)temperature, sizeof(temperature), sizeof(temperature),
clemberto 1:e60b7762dd79 41 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY);
clemberto 1:e60b7762dd79 42 GattCharacteristic *temperatureChars[] = {&tempMeas };
clemberto 1:e60b7762dd79 43 // TODO: config service Health thermo
clemberto 1:e60b7762dd79 44 GattService temperatureService(GattService::UUID_HEALTH_THERMOMETER_SERVICE, temperatureChars, sizeof(temperatureChars) / sizeof(GattCharacteristic *));
clemberto 1:e60b7762dd79 45
clemberto 1:e60b7762dd79 46 // SYSTEM
clemberto 1:e60b7762dd79 47 static char systemId = 'A';
clemberto 1:e60b7762dd79 48 GattCharacteristic systemID(GattCharacteristic::UUID_SYSTEM_ID_CHAR, (uint8_t *)systemId, sizeof(systemId), sizeof(systemId),
clemberto 1:e60b7762dd79 49 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
clemberto 1:e60b7762dd79 50 GattCharacteristic *systemChars[] = {&systemID };
clemberto 1:e60b7762dd79 51 GattService systemService(GattService::UUID_DEVICE_INFORMATION_SERVICE, systemChars, sizeof(systemChars) / sizeof(GattCharacteristic *));
clemberto 1:e60b7762dd79 52
clemberto 1:e60b7762dd79 53 // MODEL
clemberto 1:e60b7762dd79 54 static char model[31] = "mBed nRF51822";
clemberto 1:e60b7762dd79 55 GattCharacteristic modelID(GattCharacteristic::UUID_MODEL_NUMBER_STRING_CHAR, (uint8_t *)model, sizeof(model), sizeof(model),
clemberto 1:e60b7762dd79 56 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
clemberto 1:e60b7762dd79 57 GattCharacteristic *modelChars[] = {&modelID };
clemberto 1:e60b7762dd79 58 GattService modelService(GattService::UUID_DEVICE_INFORMATION_SERVICE, modelChars, sizeof(modelChars) / sizeof(GattCharacteristic *));
clemberto 1:e60b7762dd79 59
clemberto 1:e60b7762dd79 60 // Firmware
clemberto 1:e60b7762dd79 61 static char fwversion[31] = "Firmware: 0216";
clemberto 1:e60b7762dd79 62 GattCharacteristic fwChars(GattCharacteristic::UUID_FIRMWARE_REVISION_STRING_CHAR, (uint8_t *)fwversion, sizeof(fwversion), sizeof(fwversion),
clemberto 1:e60b7762dd79 63 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
clemberto 1:e60b7762dd79 64 GattCharacteristic *firmwareChars[] = {&fwChars };
clemberto 1:e60b7762dd79 65 GattService firmwareService(GattService::UUID_DEVICE_INFORMATION_SERVICE, firmwareChars, sizeof(firmwareChars) / sizeof(GattCharacteristic *));
clemberto 1:e60b7762dd79 66
clemberto 1:e60b7762dd79 67 // Software
clemberto 1:e60b7762dd79 68 static char swversion[31] = "Sensor build (0001)";
clemberto 1:e60b7762dd79 69 GattCharacteristic swChars(GattCharacteristic::UUID_SOFTWARE_REVISION_STRING_CHAR, (uint8_t *)swversion, sizeof(swversion), sizeof(swversion),
clemberto 1:e60b7762dd79 70 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
clemberto 1:e60b7762dd79 71 GattCharacteristic *softwareChars[] = {&swChars };
clemberto 1:e60b7762dd79 72 GattService softwareService(GattService::UUID_DEVICE_INFORMATION_SERVICE, softwareChars, sizeof(softwareChars) / sizeof(GattCharacteristic *));
clemberto 1:e60b7762dd79 73 // Hardware
clemberto 1:e60b7762dd79 74 static char hwversion[31] = "Sensor hw proto 0";
clemberto 1:e60b7762dd79 75 GattCharacteristic hwChars(GattCharacteristic::UUID_HARDWARE_REVISION_STRING_CHAR, (uint8_t *)hwversion, sizeof(hwversion), sizeof(hwversion),
clemberto 1:e60b7762dd79 76 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
clemberto 1:e60b7762dd79 77 GattCharacteristic *hardwareChars[] = {&hwChars };
clemberto 1:e60b7762dd79 78 GattService hardwareService(GattService::UUID_DEVICE_INFORMATION_SERVICE, hardwareChars, sizeof(hardwareChars) / sizeof(GattCharacteristic *));
clemberto 1:e60b7762dd79 79 // Manufacturer
clemberto 1:e60b7762dd79 80 static char vendor[31] = "Busybee.io";
clemberto 1:e60b7762dd79 81 GattCharacteristic vendorChars(GattCharacteristic::UUID_MANUFACTURER_NAME_STRING_CHAR, (uint8_t *)vendor, sizeof(vendor), sizeof(vendor),
clemberto 1:e60b7762dd79 82 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
clemberto 1:e60b7762dd79 83 GattCharacteristic *manufacturerChars[] = {&vendorChars };
clemberto 1:e60b7762dd79 84 GattService manufacturerService(GattService::UUID_DEVICE_INFORMATION_SERVICE, manufacturerChars, sizeof(manufacturerChars) / sizeof(GattCharacteristic *));
clemberto 1:e60b7762dd79 85 // Serial number
clemberto 1:e60b7762dd79 86 static char serial[31] = "1234567890";
clemberto 1:e60b7762dd79 87 GattCharacteristic serialChars(GattCharacteristic::UUID_SERIAL_NUMBER_STRING_CHAR, (uint8_t *)serial, sizeof(serial), sizeof(serial),
clemberto 1:e60b7762dd79 88 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
clemberto 1:e60b7762dd79 89 GattCharacteristic *serialNumberChars[] = {&serialChars };
clemberto 1:e60b7762dd79 90 GattService serialNumberService(GattService::UUID_DEVICE_INFORMATION_SERVICE, serialNumberChars, sizeof(serialNumberChars) / sizeof(GattCharacteristic *));
clemberto 1:e60b7762dd79 91
clemberto 1:e60b7762dd79 92 static uint8_t batteryLevel = 100;
clemberto 1:e60b7762dd79 93 GattCharacteristic batteryPercentage(GattCharacteristic::UUID_BATTERY_LEVEL_CHAR, (uint8_t *)batteryLevel, sizeof(batteryLevel), sizeof(batteryLevel),
clemberto 1:e60b7762dd79 94 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY);
clemberto 1:e60b7762dd79 95 GattCharacteristic *batteryChars[] = {&batteryPercentage };
clemberto 1:e60b7762dd79 96 GattService batteryService(GattService::UUID_BATTERY_SERVICE, batteryChars, sizeof(batteryChars) / sizeof(GattCharacteristic *));
clemberto 1:e60b7762dd79 97
clemberto 1:e60b7762dd79 98
clemberto 1:e60b7762dd79 99 /* CSC Service */
clemberto 0:4f6fbeb69f11 100 /* Service: https://developer.bluetooth.org/gatt/services/Pages/ServiceViewer.aspx?u=org.bluetooth.service.cycling_speed_and_cadence.xml*/
clemberto 0:4f6fbeb69f11 101 /* CSC Mes: https://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.csc_measurement.xml */
clemberto 0:4f6fbeb69f11 102 /* Feature: https://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.csc_feature.xml */
clemberto 0:4f6fbeb69f11 103 /* Location: https://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.sensor_location.xml */
clemberto 0:4f6fbeb69f11 104 /* Control point: https://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.sc_control_point.xml */
clemberto 1:e60b7762dd79 105 static uint8_t cscWheelRevolutionDataSPresent = 1;
clemberto 1:e60b7762dd79 106 static uint8_t cscCrankRevolutionDataSPresent = 1;
clemberto 1:e60b7762dd79 107 static uint32_t cscCumulativeWheelRevolutions = 0;
clemberto 0:4f6fbeb69f11 108 static uint16_t cscLastWheelEventTime = 0; // Unit is second & has a resolution of 1/1024s.
clemberto 0:4f6fbeb69f11 109 static uint16_t cscCumulativeCrankRevolutions = 0;
clemberto 0:4f6fbeb69f11 110 static uint16_t cscLastCrankEventTime = 0; // Unit is second & has a resolution of 1/1024s.
clemberto 1:e60b7762dd79 111 static uint8_t csc_mes_flags = (cscCrankRevolutionDataSPresent << 1) + cscWheelRevolutionDataSPresent;
clemberto 2:8ebada2e4924 112 static uint8_t csc_mes[] = { csc_mes_flags,
clemberto 2:8ebada2e4924 113 cscCumulativeWheelRevolutions & 0x000000FF ,
clemberto 2:8ebada2e4924 114 cscCumulativeWheelRevolutions & 0x0000FF00 ,
clemberto 2:8ebada2e4924 115 cscCumulativeWheelRevolutions & 0x00FF0000 ,
clemberto 2:8ebada2e4924 116 cscCumulativeWheelRevolutions & 0xFF000000 ,
clemberto 2:8ebada2e4924 117 cscLastWheelEventTime & 0x00FF ,
clemberto 2:8ebada2e4924 118 cscLastWheelEventTime & 0xFF00 ,
clemberto 2:8ebada2e4924 119 cscCumulativeCrankRevolutions & 0x00FF ,
clemberto 2:8ebada2e4924 120 cscCumulativeCrankRevolutions & 0xFF00 ,
clemberto 2:8ebada2e4924 121 cscLastCrankEventTime & 0x00FF ,
clemberto 2:8ebada2e4924 122 cscLastCrankEventTime & 0xFF00 };
clemberto 1:e60b7762dd79 123 GattCharacteristic cscMeasurement(GattCharacteristic::UUID_CSC_MEASUREMENT_CHAR, csc_mes, sizeof(csc_mes), sizeof(csc_mes),
clemberto 1:e60b7762dd79 124 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY);
clemberto 0:4f6fbeb69f11 125 static bool cscWheelRevolutionDataSupported = true;
clemberto 0:4f6fbeb69f11 126 static bool cscWCrankRevolutionDataSupported = true;
clemberto 1:e60b7762dd79 127 static bool cscMultipleSensorLocationsSupported = false;
clemberto 1:e60b7762dd79 128 static uint8_t csc_feat_flags = (cscWheelRevolutionDataSupported << 2) + (cscWCrankRevolutionDataSupported << 1) + cscMultipleSensorLocationsSupported;
clemberto 1:e60b7762dd79 129 static uint8_t csc_feat[2] = { 0x00, csc_feat_flags };
clemberto 1:e60b7762dd79 130 GattCharacteristic cscFeature(GattCharacteristic::UUID_CSC_FEATURE_CHAR, csc_feat, sizeof(csc_feat), sizeof(csc_feat),
clemberto 1:e60b7762dd79 131 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
clemberto 2:8ebada2e4924 132 /* Sensor location */
clemberto 2:8ebada2e4924 133 enum BLE_SENSOR_LOCATION_LIST { /**< possible location for the CSC sensor. */
clemberto 2:8ebada2e4924 134 BLE_SENSOR_LOCATION_OTHER ,
clemberto 2:8ebada2e4924 135 BLE_SENSOR_LOCATION_TOP_OF_SHOE ,
clemberto 2:8ebada2e4924 136 BLE_SENSOR_LOCATION_IN_SHOE ,
clemberto 2:8ebada2e4924 137 BLE_SENSOR_LOCATION_HIP ,
clemberto 2:8ebada2e4924 138 BLE_SENSOR_LOCATION_FRONT_WHEEL ,
clemberto 2:8ebada2e4924 139 BLE_SENSOR_LOCATION_LEFT_CRANK ,
clemberto 2:8ebada2e4924 140 BLE_SENSOR_LOCATION_RIGHT_CRANK ,
clemberto 2:8ebada2e4924 141 BLE_SENSOR_LOCATION_LEFT_PEDAL ,
clemberto 2:8ebada2e4924 142 BLE_SENSOR_LOCATION_RIGHT_PEDAL ,
clemberto 2:8ebada2e4924 143 BLE_SENSOR_LOCATION_FRONT_HUB ,
clemberto 2:8ebada2e4924 144 BLE_SENSOR_LOCATION_REAR_DROPOUT,
clemberto 2:8ebada2e4924 145 BLE_SENSOR_LOCATION_CHAINSTAY ,
clemberto 2:8ebada2e4924 146 BLE_SENSOR_LOCATION_REAR_WHEEL ,
clemberto 2:8ebada2e4924 147 BLE_SENSOR_LOCATION_REAR_HUB ,
clemberto 2:8ebada2e4924 148 BLE_SENSOR_LOCATION_CHEST
clemberto 2:8ebada2e4924 149 };
clemberto 2:8ebada2e4924 150 static uint8_t keewi_v1_location_possibilities[] = { /**< possible location for Keewi. */
clemberto 2:8ebada2e4924 151 BLE_SENSOR_LOCATION_OTHER ,
clemberto 2:8ebada2e4924 152 BLE_SENSOR_LOCATION_FRONT_WHEEL ,
clemberto 2:8ebada2e4924 153 BLE_SENSOR_LOCATION_LEFT_CRANK ,
clemberto 2:8ebada2e4924 154 BLE_SENSOR_LOCATION_RIGHT_CRANK ,
clemberto 2:8ebada2e4924 155 BLE_SENSOR_LOCATION_FRONT_HUB ,
clemberto 2:8ebada2e4924 156 BLE_SENSOR_LOCATION_REAR_WHEEL ,
clemberto 2:8ebada2e4924 157 BLE_SENSOR_LOCATION_REAR_HUB
clemberto 2:8ebada2e4924 158 };
clemberto 2:8ebada2e4924 159 static const uint8_t location = BLE_SENSOR_LOCATION_FRONT_WHEEL; // Keewi v1 speed sensor default location
clemberto 1:e60b7762dd79 160 GattCharacteristic cscLocation(GattCharacteristic::UUID_SENSOR_LOCATION,
clemberto 0:4f6fbeb69f11 161 (uint8_t *)&location, sizeof(location), sizeof(location),
clemberto 0:4f6fbeb69f11 162 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
clemberto 2:8ebada2e4924 163
clemberto 2:8ebada2e4924 164 // SC Control Point
clemberto 2:8ebada2e4924 165 //TODO: implement a Write charac. cf. paramUpdateCallback()
clemberto 1:e60b7762dd79 166 GattCharacteristic cscCtrlPoint(GattCharacteristic::UUID_CSC_MEASUREMENT_CHAR,
clemberto 1:e60b7762dd79 167 (uint8_t *)&location, sizeof(location), sizeof(location),
clemberto 1:e60b7762dd79 168 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE);
clemberto 2:8ebada2e4924 169 GattCharacteristic *cscChars[] = {&cscMeasurement, &cscFeature, &cscLocation, }; // &cscControlPoint,
clemberto 0:4f6fbeb69f11 170 GattService cscService(GattService::UUID_CYCLING_SPEED_AND_CADENCE, cscChars, sizeof(cscChars) / sizeof(GattCharacteristic *));
clemberto 0:4f6fbeb69f11 171
clemberto 3:6e08445f54f3 172 /* Led & button service (LBS)
clemberto 2:8ebada2e4924 173 Switch: Front & rear lights
clemberto 3:6e08445f54f3 174 Led: Alarm state
clemberto 2:8ebada2e4924 175 */
clemberto 2:8ebada2e4924 176 #define LBS_UUID_BASE {0x23, 0xD1, 0xBC, 0xEA, 0x5F, 0x78, 0x23, 0x15, 0xDE, 0xEF, 0x12, 0x12, 0x00, 0x00, 0x00, 0x00}
clemberto 2:8ebada2e4924 177 #define LBS_UUID_LED_CHAR 0x1525
clemberto 2:8ebada2e4924 178 #define LBS_UUID_BUTTON_CHAR 0x1524
clemberto 2:8ebada2e4924 179 static bool rLightState = true;
clemberto 2:8ebada2e4924 180 static bool fLightState = true;
clemberto 3:6e08445f54f3 181 static uint8_t lbs_butt_flags = fLightState + (rLightState << 1);
clemberto 3:6e08445f54f3 182 GattCharacteristic lbsButtons(LBS_UUID_BUTTON_CHAR,
clemberto 3:6e08445f54f3 183 (uint8_t *)&lbs_butt_flags, sizeof(lbs_butt_flags), sizeof(lbs_butt_flags),
clemberto 2:8ebada2e4924 184 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE);
clemberto 3:6e08445f54f3 185 static bool alarmState = false;
clemberto 3:6e08445f54f3 186 static uint8_t lbs_led_flags = alarmState;
clemberto 3:6e08445f54f3 187 GattCharacteristic lbsLeds(LBS_UUID_LED_CHAR,
clemberto 3:6e08445f54f3 188 (uint8_t *)&lbs_led_flags, sizeof(lbs_led_flags), sizeof(lbs_led_flags),
clemberto 2:8ebada2e4924 189 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
clemberto 3:6e08445f54f3 190 GattCharacteristic *lbsChars[] = {&lbsButtons, &lbsLeds, };
clemberto 2:8ebada2e4924 191 #define LBS_UUID_SERVICE 0x1523
clemberto 2:8ebada2e4924 192 GattService lbsService(LBS_UUID_SERVICE, lbsChars, sizeof(lbsChars) / sizeof(GattCharacteristic *));
clemberto 1:e60b7762dd79 193
clemberto 3:6e08445f54f3 194 /* Nordic UART Service (nus)
clemberto 3:6e08445f54f3 195 TX: sending ride data
clemberto 3:6e08445f54f3 196 RX: receiving ack, unlocking alarm
clemberto 2:8ebada2e4924 197 */
clemberto 2:8ebada2e4924 198 #define BLE_UUID_NUS_SERVICE 0x0001 /**< The UUID of the Nordic UART Service. */
clemberto 2:8ebada2e4924 199 #define BLE_UUID_NUS_TX_CHARACTERISTIC 0x0002 /**< The UUID of the TX Characteristic. */
clemberto 2:8ebada2e4924 200 #define BLE_UUID_NUS_RX_CHARACTERISTIC 0x0003 /**< The UUID of the RX Characteristic. */
clemberto 2:8ebada2e4924 201 #define BLE_NUS_MAX_DATA_LEN (GATT_MTU_SIZE_DEFAULT - 3) /**< Maximum length of data (in bytes) that can be transmitted by the Nordic UART service module to the peer. */
clemberto 2:8ebada2e4924 202 #define BLE_NUS_MAX_RX_CHAR_LEN BLE_NUS_MAX_DATA_LEN /**< Maximum length of the RX Characteristic (in bytes). */
clemberto 3:6e08445f54f3 203 #define BLE_NUS_MAX_TX_CHAR_LEN 9 /**< Maximum length of the TX Characteristic (in bytes). */
clemberto 3:6e08445f54f3 204 static const uint8_t uart_base_uuid[] = {0x6e, 0x40, 0x00, 0x01, 0xb5, 0xa3, 0xf3, 0x93, 0xe0, 0xa9, 0xe5,0x0e, 0x24, 0xdc, 0xca, 0x9e};
clemberto 3:6e08445f54f3 205 static const uint8_t uart_tx_uuid[] = {0x6e, 0x40, 0x00, 0x02, 0xb5, 0xa3, 0xf3, 0x93, 0xe0, 0xa9, 0xe5,0x0e, 0x24, 0xdc, 0xca, 0x9e};
clemberto 3:6e08445f54f3 206 static const uint8_t uart_rx_uuid[] = {0x6e, 0x40, 0x00, 0x03, 0xb5, 0xa3, 0xf3, 0x93, 0xe0, 0xa9, 0xe5,0x0e, 0x24, 0xdc, 0xca, 0x9e};
clemberto 3:6e08445f54f3 207 static const uint8_t uart_base_uuid_rev[] = {0x9e, 0xca, 0xdc, 0x24, 0x0e, 0xe5, 0xa9, 0xe0, 0x93, 0xf3, 0xa3, 0xb5, 0x01, 0x00, 0x40, 0x6e};
clemberto 3:6e08445f54f3 208 uint8_t nus_rx_buffer[BLE_NUS_MAX_RX_CHAR_LEN] = {0,};
clemberto 3:6e08445f54f3 209 GattCharacteristic nusRx(uart_rx_uuid,
clemberto 3:6e08445f54f3 210 (uint8_t *)&nus_rx_buffer, sizeof(nus_rx_buffer), BLE_NUS_MAX_RX_CHAR_LEN,
clemberto 3:6e08445f54f3 211 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY);
clemberto 3:6e08445f54f3 212 uint8_t nus_tx_buffer[BLE_NUS_MAX_TX_CHAR_LEN] = {0,};
clemberto 3:6e08445f54f3 213 GattCharacteristic nusTx(uart_tx_uuid,
clemberto 3:6e08445f54f3 214 (uint8_t *)&nus_tx_buffer, sizeof(nus_tx_buffer), BLE_NUS_MAX_TX_CHAR_LEN,
clemberto 3:6e08445f54f3 215 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE);
clemberto 3:6e08445f54f3 216 GattCharacteristic *nusChars[] = {&nusTx, &nusRx, };
clemberto 3:6e08445f54f3 217 GattService nusService(uart_base_uuid, nusChars, sizeof(nusChars) / sizeof(GattCharacteristic *));
clemberto 2:8ebada2e4924 218
clemberto 2:8ebada2e4924 219 /* List of all available services */
clemberto 2:8ebada2e4924 220 static const uint16_t uuid16_list[] = {
clemberto 2:8ebada2e4924 221 GattService::UUID_CYCLING_SPEED_AND_CADENCE,
clemberto 2:8ebada2e4924 222 GattService::UUID_BATTERY_SERVICE,
clemberto 2:8ebada2e4924 223 GattService::UUID_CURRENT_TIME_SERVICE,
clemberto 2:8ebada2e4924 224 LBS_UUID_SERVICE,
clemberto 3:6e08445f54f3 225 BLE_UUID_NUS_SERVICE,
clemberto 2:8ebada2e4924 226 };
clemberto 2:8ebada2e4924 227
clemberto 2:8ebada2e4924 228
clemberto 2:8ebada2e4924 229 void paramUpdateCallback() {
clemberto 2:8ebada2e4924 230 DEBUG("Param change request ack!");
clemberto 1:e60b7762dd79 231 return;
clemberto 1:e60b7762dd79 232 }
clemberto 2:8ebada2e4924 233
clemberto 0:4f6fbeb69f11 234
clemberto 0:4f6fbeb69f11 235 void disconnectionCallback(void)
clemberto 0:4f6fbeb69f11 236 {
clemberto 0:4f6fbeb69f11 237 DEBUG("Disconnected!\n\r");
clemberto 0:4f6fbeb69f11 238 DEBUG("Restarting the advertising process\n\r");
clemberto 0:4f6fbeb69f11 239 ble.startAdvertising();
clemberto 0:4f6fbeb69f11 240 }
clemberto 0:4f6fbeb69f11 241
clemberto 0:4f6fbeb69f11 242 /**
clemberto 1:e60b7762dd79 243 * Triggered periodically by the 'ticker' interrupt; updates cycling stats & battery value.
clemberto 0:4f6fbeb69f11 244 */
clemberto 0:4f6fbeb69f11 245 void periodicCallback(void)
clemberto 0:4f6fbeb69f11 246 {
clemberto 0:4f6fbeb69f11 247 led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */
clemberto 0:4f6fbeb69f11 248
clemberto 0:4f6fbeb69f11 249 if (ble.getGapState().connected) {
clemberto 1:e60b7762dd79 250 led1 = 1;
clemberto 1:e60b7762dd79 251
clemberto 2:8ebada2e4924 252 // Simulate evolution of battery level
clemberto 1:e60b7762dd79 253 batteryLevel--;
clemberto 1:e60b7762dd79 254 ble.updateCharacteristicValue(batteryPercentage.getHandle(), &batteryLevel, sizeof(batteryLevel));
clemberto 1:e60b7762dd79 255
clemberto 2:8ebada2e4924 256 // Simulate evolution of Speed & Cadence
clemberto 2:8ebada2e4924 257 cscCumulativeWheelRevolutions+=5;
clemberto 2:8ebada2e4924 258 cscCumulativeCrankRevolutions+=2;
clemberto 2:8ebada2e4924 259 cscLastWheelEventTime+=1000;
clemberto 2:8ebada2e4924 260 cscLastCrankEventTime+=1000;
clemberto 1:e60b7762dd79 261 uint8_t new_csc_mes[] = {csc_mes_flags, cscCumulativeWheelRevolutions & 0x000000FF, cscCumulativeWheelRevolutions & 0x0000FF00, cscCumulativeWheelRevolutions & 0x00FF0000, cscCumulativeWheelRevolutions & 0xFF000000, cscLastWheelEventTime & 0x00FF, cscLastWheelEventTime & 0xFF00, cscCumulativeCrankRevolutions & 0x00FF, cscCumulativeCrankRevolutions & 0xFF00, cscLastCrankEventTime & 0x00FF, cscLastCrankEventTime & 0xFF00 };
clemberto 2:8ebada2e4924 262 ble.updateCharacteristicValue(cscMeasurement.getHandle(), new_csc_mes, sizeof(new_csc_mes));
clemberto 1:e60b7762dd79 263
clemberto 2:8ebada2e4924 264 // Notify alarm & lights status
clemberto 3:6e08445f54f3 265 alarmState ^= 1;
clemberto 3:6e08445f54f3 266 uint8_t new_lbs_butt_flags = (uint8_t)alarmState;
clemberto 3:6e08445f54f3 267 ble.updateCharacteristicValue(lbsLeds.getHandle(), &new_lbs_butt_flags, sizeof(new_lbs_butt_flags));
clemberto 2:8ebada2e4924 268
clemberto 3:6e08445f54f3 269 DEBUG("led val = %d\r\n", new_lbs_butt_flags);
clemberto 2:8ebada2e4924 270
clemberto 0:4f6fbeb69f11 271 }
clemberto 0:4f6fbeb69f11 272 }
clemberto 0:4f6fbeb69f11 273
clemberto 0:4f6fbeb69f11 274 int main(void)
clemberto 0:4f6fbeb69f11 275 {
clemberto 0:4f6fbeb69f11 276 led1 = 1;
clemberto 0:4f6fbeb69f11 277 Ticker ticker;
clemberto 0:4f6fbeb69f11 278 ticker.attach(periodicCallback, 1);
clemberto 0:4f6fbeb69f11 279
clemberto 1:e60b7762dd79 280 DEBUG("Initialized the nRF51822\n\r");
clemberto 0:4f6fbeb69f11 281 ble.init();
clemberto 0:4f6fbeb69f11 282 ble.onDisconnection(disconnectionCallback);
clemberto 2:8ebada2e4924 283 ble.onDataSent(paramUpdateCallback);
clemberto 0:4f6fbeb69f11 284
clemberto 0:4f6fbeb69f11 285 /* setup advertising */
clemberto 1:e60b7762dd79 286 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); //
clemberto 3:6e08445f54f3 287 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS,
clemberto 3:6e08445f54f3 288 (uint8_t*)uuid16_list, sizeof(uuid16_list));
clemberto 3:6e08445f54f3 289 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_128BIT_SERVICE_IDS,
clemberto 3:6e08445f54f3 290 (const uint8_t *)uart_base_uuid_rev, sizeof(uart_base_uuid));
clemberto 1:e60b7762dd79 291 ble.accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_CYCLING);
clemberto 0:4f6fbeb69f11 292 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
clemberto 0:4f6fbeb69f11 293 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
clemberto 0:4f6fbeb69f11 294 ble.setAdvertisingInterval(160); /* 100ms; in multiples of 0.625ms. */
clemberto 0:4f6fbeb69f11 295 ble.startAdvertising();
clemberto 1:e60b7762dd79 296
clemberto 1:e60b7762dd79 297 /* Setup services */
clemberto 1:e60b7762dd79 298 ble.addService(cscService);
clemberto 2:8ebada2e4924 299 ble.addService(batteryService);
clemberto 1:e60b7762dd79 300 //ble.addService(firmwareService);
clemberto 1:e60b7762dd79 301 ble.addService(manufacturerService);
clemberto 2:8ebada2e4924 302 ble.addService(lbsService);
clemberto 3:6e08445f54f3 303 ble.addService(nusService);
clemberto 2:8ebada2e4924 304
clemberto 1:e60b7762dd79 305 DEBUG("Initialized the BLE stack\n\r");
clemberto 0:4f6fbeb69f11 306
clemberto 0:4f6fbeb69f11 307 while (true) {
clemberto 0:4f6fbeb69f11 308 ble.waitForEvent();
clemberto 0:4f6fbeb69f11 309 }
clemberto 0:4f6fbeb69f11 310 }