Delta / Mbed OS BLE_HTS_Demo

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main.cpp@0:ef0f188a6fdd, 2015-06-03 (annotated)

Committer:
Marcomissyou
Date:
Wed Jun 03 03:13:27 2015 +0000
Revision:
0:ef0f188a6fdd
Child:
1:a7ecbb0ccc61
BLE HTS Demo

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Marcomissyou 0:ef0f188a6fdd 1
Marcomissyou 0:ef0f188a6fdd 2
Marcomissyou 0:ef0f188a6fdd 3 /* mbed Microcontroller Library
Marcomissyou 0:ef0f188a6fdd 4 * Copyright (c) 2006-2013 ARM Limited
Marcomissyou 0:ef0f188a6fdd 5 *
Marcomissyou 0:ef0f188a6fdd 6 * Licensed under the Apache License, Version 2.0 (the "License");
Marcomissyou 0:ef0f188a6fdd 7 * you may not use this file except in compliance with the License.
Marcomissyou 0:ef0f188a6fdd 8 * You may obtain a copy of the License at
Marcomissyou 0:ef0f188a6fdd 9 *
Marcomissyou 0:ef0f188a6fdd 10 * http://www.apache.org/licenses/LICENSE-2.0
Marcomissyou 0:ef0f188a6fdd 11 *
Marcomissyou 0:ef0f188a6fdd 12 * Unless required by applicable law or agreed to in writing, software
Marcomissyou 0:ef0f188a6fdd 13 * distributed under the License is distributed on an "AS IS" BASIS,
Marcomissyou 0:ef0f188a6fdd 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Marcomissyou 0:ef0f188a6fdd 15 * See the License for the specific language governing permissions and
Marcomissyou 0:ef0f188a6fdd 16 * limitations under the License.
Marcomissyou 0:ef0f188a6fdd 17 */
Marcomissyou 0:ef0f188a6fdd 18
Marcomissyou 0:ef0f188a6fdd 19 #include "mbed.h"
Marcomissyou 0:ef0f188a6fdd 20 #include "BatteryService.h"
Marcomissyou 0:ef0f188a6fdd 21 #include "DeviceInformationService.h"
Marcomissyou 0:ef0f188a6fdd 22 #include "BLEDevice.h"
Marcomissyou 0:ef0f188a6fdd 23
Marcomissyou 0:ef0f188a6fdd 24 #include "hts221.h"
Marcomissyou 0:ef0f188a6fdd 25 #include "uvis25.h"
Marcomissyou 0:ef0f188a6fdd 26 #include "nrf_gpio.h"
Marcomissyou 0:ef0f188a6fdd 27
Marcomissyou 0:ef0f188a6fdd 28 #include "nrf51_bitfields.h"
Marcomissyou 0:ef0f188a6fdd 29
Marcomissyou 0:ef0f188a6fdd 30 #define NEED_CONSOLE_OUTPUT 1 /* Set this if you need debug messages on the console;
Marcomissyou 0:ef0f188a6fdd 31 * it will have an impact on code-size and power consumption. */
Marcomissyou 0:ef0f188a6fdd 32
Marcomissyou 0:ef0f188a6fdd 33 #if NEED_CONSOLE_OUTPUT
Marcomissyou 0:ef0f188a6fdd 34 Serial pc(p25, p23);
Marcomissyou 0:ef0f188a6fdd 35 #define DEBUG(...) { pc.printf(__VA_ARGS__); }
Marcomissyou 0:ef0f188a6fdd 36 #else
Marcomissyou 0:ef0f188a6fdd 37 #define DEBUG(...) /* nothing */
Marcomissyou 0:ef0f188a6fdd 38 #endif /* #if NEED_CONSOLE_OUTPUT */
Marcomissyou 0:ef0f188a6fdd 39
Marcomissyou 0:ef0f188a6fdd 40 BLEDevice ble;
Marcomissyou 0:ef0f188a6fdd 41
Marcomissyou 0:ef0f188a6fdd 42 InterruptIn Button0_LowInt(p7);
Marcomissyou 0:ef0f188a6fdd 43
Marcomissyou 0:ef0f188a6fdd 44 DigitalOut led0(p4);
Marcomissyou 0:ef0f188a6fdd 45 DigitalOut led1(p5);
Marcomissyou 0:ef0f188a6fdd 46 DigitalOut led2(p6);
Marcomissyou 0:ef0f188a6fdd 47
Marcomissyou 0:ef0f188a6fdd 48 static const uint8_t UUID_HUMI_AND_UVI[] = {0xf5, 0x59, 0xa2, 0x49, 0xbe, 0xb1, 0x4c, 0x54, 0xa1, 0x0a, 0xc7, 0x95, 0x7e, 0x17, 0xf8, 0x67};
Marcomissyou 0:ef0f188a6fdd 49 uint8_t wrs_HumiUVI_payload[11] = {0, };
Marcomissyou 0:ef0f188a6fdd 50 uint8_t htsTempPayload[7] = {0,};
Marcomissyou 0:ef0f188a6fdd 51 /* Health Thermometer Service */
Marcomissyou 0:ef0f188a6fdd 52 /* Service: https://developer.bluetooth.org/gatt/services/Pages/ServiceViewer.aspx?u=org.bluetooth.service.heart_rate.xml */
Marcomissyou 0:ef0f188a6fdd 53 /* Temperature Measurement: https://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.temperature_measurement.xml */
Marcomissyou 0:ef0f188a6fdd 54 GattCharacteristic htsTemp ( GattCharacteristic::UUID_TEMPERATURE_MEASUREMENT_CHAR, htsTempPayload, 6, 13, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE);
Marcomissyou 0:ef0f188a6fdd 55 GattCharacteristic wrs_HumiUVI ( UUID_HUMI_AND_UVI, wrs_HumiUVI_payload, 1, 7, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE);
Marcomissyou 0:ef0f188a6fdd 56 GattCharacteristic *htsChars[] = {&htsTemp, &wrs_HumiUVI};
Marcomissyou 0:ef0f188a6fdd 57 GattService htsService ( GattService::UUID_HEALTH_THERMOMETER_SERVICE, htsChars, sizeof(htsChars) / sizeof(GattCharacteristic *));
Marcomissyou 0:ef0f188a6fdd 58
Marcomissyou 0:ef0f188a6fdd 59 float tempCelsius = 25.50;
Marcomissyou 0:ef0f188a6fdd 60 int32_t tempCelsius_ix100;
Marcomissyou 0:ef0f188a6fdd 61 int8_t exponent = -2;
Marcomissyou 0:ef0f188a6fdd 62 uint8_t UTC[7] = { 222, 7, 9, 11, 13, 42, 59 };
Marcomissyou 0:ef0f188a6fdd 63 float humi = 55;
Marcomissyou 0:ef0f188a6fdd 64 int32_t humi_ix100;
Marcomissyou 0:ef0f188a6fdd 65 uint8_t uvi = 8;
Marcomissyou 0:ef0f188a6fdd 66 uint32_t counter = 0;
Marcomissyou 0:ef0f188a6fdd 67
Marcomissyou 0:ef0f188a6fdd 68 const static char DEVICE_NAME[] = "WRS_d7";
Marcomissyou 0:ef0f188a6fdd 69 static const uint16_t uuid16_list[] = {GattService::UUID_BATTERY_SERVICE,
Marcomissyou 0:ef0f188a6fdd 70 GattService::UUID_DEVICE_INFORMATION_SERVICE};
Marcomissyou 0:ef0f188a6fdd 71 static volatile bool triggerSensorPolling = false;
Marcomissyou 0:ef0f188a6fdd 72
Marcomissyou 0:ef0f188a6fdd 73 /**************************************************************************/
Marcomissyou 0:ef0f188a6fdd 74 /*!
Marcomissyou 0:ef0f188a6fdd 75 @brief This custom class can be used to override any GattServerEvents
Marcomissyou 0:ef0f188a6fdd 76 that you are interested in handling on an application level.
Marcomissyou 0:ef0f188a6fdd 77 */
Marcomissyou 0:ef0f188a6fdd 78 /**************************************************************************/
Marcomissyou 0:ef0f188a6fdd 79 //
Marcomissyou 0:ef0f188a6fdd 80 void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason)
Marcomissyou 0:ef0f188a6fdd 81 {
Marcomissyou 0:ef0f188a6fdd 82 DEBUG("Disconnected!\n\r");
Marcomissyou 0:ef0f188a6fdd 83 DEBUG("Restarting the advertising process\n\r");
Marcomissyou 0:ef0f188a6fdd 84 ble.startAdvertising();
Marcomissyou 0:ef0f188a6fdd 85 }
Marcomissyou 0:ef0f188a6fdd 86
Marcomissyou 0:ef0f188a6fdd 87 void periodicCallback(void)
Marcomissyou 0:ef0f188a6fdd 88 {
Marcomissyou 0:ef0f188a6fdd 89 led0 = !led0; /* Do blinky on LED1 while we're waiting for BLE events */
Marcomissyou 0:ef0f188a6fdd 90
Marcomissyou 0:ef0f188a6fdd 91 /* Note that the periodicCallback() executes in interrupt context, so it is safer to do
Marcomissyou 0:ef0f188a6fdd 92 * heavy-weight sensor polling from the main thread. */
Marcomissyou 0:ef0f188a6fdd 93 triggerSensorPolling = true;
Marcomissyou 0:ef0f188a6fdd 94 }
Marcomissyou 0:ef0f188a6fdd 95
Marcomissyou 0:ef0f188a6fdd 96 void LowInt() {
Marcomissyou 0:ef0f188a6fdd 97 led0 = !led0;
Marcomissyou 0:ef0f188a6fdd 98 }
Marcomissyou 0:ef0f188a6fdd 99 /**************************************************************************/
Marcomissyou 0:ef0f188a6fdd 100 /*!
Marcomissyou 0:ef0f188a6fdd 101 @brief Program entry point
Marcomissyou 0:ef0f188a6fdd 102 */
Marcomissyou 0:ef0f188a6fdd 103 /**************************************************************************/
Marcomissyou 0:ef0f188a6fdd 104
Marcomissyou 0:ef0f188a6fdd 105 int main(void)
Marcomissyou 0:ef0f188a6fdd 106 {
Marcomissyou 0:ef0f188a6fdd 107 nrf_gpio_cfg_output(19); // SWIO
Marcomissyou 0:ef0f188a6fdd 108 nrf_gpio_pin_clear(19);
Marcomissyou 0:ef0f188a6fdd 109
Marcomissyou 0:ef0f188a6fdd 110 Button0_LowInt.fall(&LowInt);
Marcomissyou 0:ef0f188a6fdd 111
Marcomissyou 0:ef0f188a6fdd 112 if (hts221_init() ) //led2=1;
Marcomissyou 0:ef0f188a6fdd 113 // else led2=0;
Marcomissyou 0:ef0f188a6fdd 114 HTS221_Calib();
Marcomissyou 0:ef0f188a6fdd 115 /* Setup blinky: led1 is toggled in main, led2 is toggled via Ticker */
Marcomissyou 0:ef0f188a6fdd 116 // led1=1;
Marcomissyou 0:ef0f188a6fdd 117 // led2=0;
Marcomissyou 0:ef0f188a6fdd 118
Marcomissyou 0:ef0f188a6fdd 119 Ticker ticker;
Marcomissyou 0:ef0f188a6fdd 120 ticker.attach(periodicCallback, 2);
Marcomissyou 0:ef0f188a6fdd 121
Marcomissyou 0:ef0f188a6fdd 122 ble.init();
Marcomissyou 0:ef0f188a6fdd 123 ble.onDisconnection(disconnectionCallback);
Marcomissyou 0:ef0f188a6fdd 124
Marcomissyou 0:ef0f188a6fdd 125 /* Setup auxiliary services. */
Marcomissyou 0:ef0f188a6fdd 126 BatteryService battery(ble);
Marcomissyou 0:ef0f188a6fdd 127 DeviceInformationService deviceInfo(ble, "Delta", "NNN40_1.0", "SN", "EVB_1.0", "B230-n80-m92", "T_0128b");
Marcomissyou 0:ef0f188a6fdd 128
Marcomissyou 0:ef0f188a6fdd 129 /* Setup advertising. */
Marcomissyou 0:ef0f188a6fdd 130 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
Marcomissyou 0:ef0f188a6fdd 131 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
Marcomissyou 0:ef0f188a6fdd 132 ble.accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_HEART_RATE_SENSOR);
Marcomissyou 0:ef0f188a6fdd 133 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
Marcomissyou 0:ef0f188a6fdd 134 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
Marcomissyou 0:ef0f188a6fdd 135 ble.setAdvertisingInterval(1600);
Marcomissyou 0:ef0f188a6fdd 136 ble.startAdvertising();
Marcomissyou 0:ef0f188a6fdd 137
Marcomissyou 0:ef0f188a6fdd 138 ble.addService(htsService);
Marcomissyou 0:ef0f188a6fdd 139
Marcomissyou 0:ef0f188a6fdd 140 while (true) {
Marcomissyou 0:ef0f188a6fdd 141 // if (triggerSensorPolling ) {
Marcomissyou 0:ef0f188a6fdd 142 // triggerSensorPolling = false;
Marcomissyou 0:ef0f188a6fdd 143
Marcomissyou 0:ef0f188a6fdd 144 HTS221_ReadTempHumi(&tempCelsius, &humi);
Marcomissyou 0:ef0f188a6fdd 145 uvi = UVIS25_ReadUVI();
Marcomissyou 0:ef0f188a6fdd 146 /* Update the Temperature measurement */
Marcomissyou 0:ef0f188a6fdd 147 /* See --> https://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.temperature_measurement.xml */
Marcomissyou 0:ef0f188a6fdd 148 tempCelsius_ix100 = tempCelsius * 100;
Marcomissyou 0:ef0f188a6fdd 149 htsTempPayload[0] = 0x02; // flag
Marcomissyou 0:ef0f188a6fdd 150 htsTempPayload[1] = tempCelsius_ix100%0xff;
Marcomissyou 0:ef0f188a6fdd 151 htsTempPayload[2] = tempCelsius_ix100/0xff;
Marcomissyou 0:ef0f188a6fdd 152 htsTempPayload[3] = tempCelsius_ix100/0xffff;
Marcomissyou 0:ef0f188a6fdd 153 htsTempPayload[4] = exponent;
Marcomissyou 0:ef0f188a6fdd 154 for (int i = 0; i < 7; i++) htsTempPayload[i+5] = UTC[i];
Marcomissyou 0:ef0f188a6fdd 155 ble.updateCharacteristicValue(htsTemp.getValueAttribute().getHandle(), htsTempPayload, 12);
Marcomissyou 0:ef0f188a6fdd 156
Marcomissyou 0:ef0f188a6fdd 157 ble.waitForEvent();
Marcomissyou 0:ef0f188a6fdd 158 wait(1);
Marcomissyou 0:ef0f188a6fdd 159 //humi_ix100 = humi * 100;
Marcomissyou 0:ef0f188a6fdd 160 wrs_HumiUVI_payload[0] = 0x03; // flag
Marcomissyou 0:ef0f188a6fdd 161 memcpy(&wrs_HumiUVI_payload[1],&humi,4);
Marcomissyou 0:ef0f188a6fdd 162 //wrs_HumiUVI_payload[1] = humi_ix100%0xff;
Marcomissyou 0:ef0f188a6fdd 163 // wrs_HumiUVI_payload[2] = humi_ix100/0xff;
Marcomissyou 0:ef0f188a6fdd 164 // wrs_HumiUVI_payload[3] = humi_ix100/0xffff;
Marcomissyou 0:ef0f188a6fdd 165 // wrs_HumiUVI_payload[4] = exponent;
Marcomissyou 0:ef0f188a6fdd 166 wrs_HumiUVI_payload[5] = uvi;
Marcomissyou 0:ef0f188a6fdd 167
Marcomissyou 0:ef0f188a6fdd 168 ble.updateCharacteristicValue(wrs_HumiUVI.getValueAttribute().getHandle(), wrs_HumiUVI_payload, 6);
Marcomissyou 0:ef0f188a6fdd 169 ble.waitForEvent();
Marcomissyou 0:ef0f188a6fdd 170 DEBUG("%f,%f,%d\r\n", tempCelsius, humi, counter++);
Marcomissyou 0:ef0f188a6fdd 171 wait(1);
Marcomissyou 0:ef0f188a6fdd 172
Marcomissyou 0:ef0f188a6fdd 173 //} else {
Marcomissyou 0:ef0f188a6fdd 174 // ble.waitForEvent();
Marcomissyou 0:ef0f188a6fdd 175 // }
Marcomissyou 0:ef0f188a6fdd 176 }
Marcomissyou 0:ef0f188a6fdd 177
Marcomissyou 0:ef0f188a6fdd 178 }
Marcomissyou 0:ef0f188a6fdd 179
Marcomissyou 0:ef0f188a6fdd 180 // Gill modify
Marcomissyou 0:ef0f188a6fdd 181 // 20150331 change humi data format to float
Marcomissyou 0:ef0f188a6fdd 182 // 20150408 diable triggerSensorPolling function, using while loop and wait
Marcomissyou 0:ef0f188a6fdd 183 // 20150428 change external clock to internal RC