Diff: e4a10ed6eb92/HSP/Hsp_BLE/HspBLE.cpp

Revision:

20:6d2af70c92ab

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/e4a10ed6eb92/HSP/Hsp_BLE/HspBLE.cpp	Tue Apr 06 06:41:40 2021 +0000
@@ -0,0 +1,197 @@
+/*******************************************************************************
+ * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
+ * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Maxim Integrated
+ * Products, Inc. shall not be used except as stated in the Maxim Integrated
+ * Products, Inc. Branding Policy.
+ *
+ * The mere transfer of this software does not imply any licenses
+ * of trade secrets, proprietary technology, copyrights, patents,
+ * trademarks, maskwork rights, or any other form of intellectual
+ * property whatsoever. Maxim Integrated Products, Inc. retains all
+ * ownership rights.
+ *******************************************************************************
+ */
+#include "HspBLE.h"
+#include "Peripherals.h"
+#include "MAX30001_helper.h"
+
+#define LOW_BYTE(x) ((uint8_t)((x)&0xFF))
+#define HIGH_BYTE(x) ((uint8_t)(((x) >> 8) & 0xFF))
+
+/// define all of the characteristic UUIDs
+uint8_t HspBLE::temperatureTopCharUUID[] = {0x35,0x44,0x53,0x1b,0x00,0xc3,0x43,0x42,0x97,0x55,0xb5,0x6a,0xbe,0x8e,0x6c,0x67};
+uint8_t HspBLE::temperatureBottomCharUUID[] = {0x35,0x44,0x53,0x1b,0x00,0xc3,0x43,0x42,0x97,0x55,0xb5,0x6a,0xbe,0x8e,0x6a,0x66};
+uint8_t HspBLE::accelerometerCharUUID[] = {0xe6,0xc9,0xda,0x1a,0x80,0x96,0x48,0xbc,0x83,0xa4,0x3f,0xca,0x38,0x37,0x05,0xaf};
+uint8_t HspBLE::heartrateCharUUID[] = {0x62,0x1a,0x00,0xe3,0xb0,0x93,0x46,0xbf,0xaa,0xdc,0xab,0xe4,0xc6,0x48,0xc5,0x69};
+uint8_t HspBLE::pressureCharUUID[] = {0x1d,0x8a,0x19,0x32,0xda,0x49,0x49,0xad,0x91,0xd8,0x80,0x08,0x32,0xe7,0xe9,0x40};
+uint8_t HspBLE::dataCharUUID[] = {0xaa,0x8a,0x19,0x32,0xda,0x49,0x49,0xad,0x91,0xd8,0x80,0x08,0x32,0xe7,0xe9,0x40};
+uint8_t HspBLE::commandCharUUID[] = {0x36,0xe5,0x5e,0x37,0x6b,0x5b,0x42,0x0b,0x91,0x07,0x0d,0x34,0xa0,0xe8,0x67,0x5a};
+
+
+/// define the BLE device name
+uint8_t HspBLE::deviceName[] = "MAXREFDES100";
+/// define the BLE serial number
+uint8_t HspBLE::serialNumber[] = {0x77, 0x22, 0x33, 0x45, 0x67, 0x89};
+/// define the BLE service UUID
+uint8_t HspBLE::envServiceUUID[] = {0x5c,0x6e,0x40,0xe8,0x3b,0x7f,0x42,0x86,0xa5,0x2f,0xda,0xec,0x46,0xab,0xe8,0x51};
+
+HspBLE *HspBLE::instance = NULL;
+
+/**
+* @brief Constructor that inits the BLE helper object
+* @param ble Pointer to the mbed BLE object
+*/
+HspBLE::HspBLE(BLE *ble) {
+  bluetoothLE = new BluetoothLE(ble, NUMBER_OF_CHARACTERISTICS);
+  instance = this;
+  notificationUpdateRoundRobin = 0;
+}
+
+/**
+* @brief Constructor that deletes the bluetoothLE object
+*/
+HspBLE::~HspBLE(void) { delete bluetoothLE; }
+
+/**
+* @brief Initialize all of the HSP characteristics, initialize the ble service
+* and attach callbacks
+*/
+void HspBLE::init(void) {
+  uint8_t *serialNumberPtr;
+  // uint8_t serialNumberBuffer[6];
+  serialNumberPtr = MAX30001_Helper_getVersion();
+  printf("MAX30001 Version = %02X:%02X:%02X:%02X:%02X:%02X...\n",
+         serialNumberPtr[0], serialNumberPtr[1], serialNumberPtr[2],
+         serialNumberPtr[3], serialNumberPtr[4], serialNumberPtr[5]);
+  serialNumberPtr[3] = 0x00;
+  serialNumberPtr[4] = 0x00;
+  serialNumberPtr[5] = 0x03;
+  printf("BLE DeviceID = %02X:%02X:%02X:%02X:%02X:%02X...\n",
+         serialNumberPtr[0], serialNumberPtr[1], serialNumberPtr[2],
+         serialNumberPtr[3], serialNumberPtr[4], serialNumberPtr[5]);
+
+    bluetoothLE->addCharacteristic(new Characteristic(2 /* number of bytes */,temperatureTopCharUUID,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY));
+    bluetoothLE->addCharacteristic(new Characteristic(2 /* number of bytes */,temperatureBottomCharUUID,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY));
+    bluetoothLE->addCharacteristic(new Characteristic(6 /* number of bytes */,accelerometerCharUUID,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY));
+    bluetoothLE->addCharacteristic(new Characteristic(4 /* number of bytes */,heartrateCharUUID,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY));
+    bluetoothLE->addCharacteristic(new Characteristic(8 /* number of bytes */,pressureCharUUID,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY));
+    bluetoothLE->addCharacteristic(new Characteristic(32 /* number of bytes */,dataCharUUID,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE));
+    bluetoothLE->addCharacteristic(new Characteristic(1 /* number of bytes */,commandCharUUID,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE));
+    bluetoothLE->initService(serialNumberPtr, deviceName, sizeof(deviceName),envServiceUUID);
+
+  bluetoothLE->onDataWritten(&HspBLE::_onDataWritten);
+  ticker.attach(this, &HspBLE::tickerHandler, 1);
+}
+
+void HspBLE::_onDataWritten(int index) {
+  HspBLE::instance->onDataWritten(index);
+}
+
+/**
+* @brief Callback for written characteristics
+* @param index Index of whose characteristic is written to
+*/
+void HspBLE::onDataWritten(int index) {
+  int length;
+  uint8_t *data;
+  printf("onDataWritten ");
+  if (index == CHARACTERISTIC_CMD) {
+    data = bluetoothLE->getDataWritten(index, &length);
+    if (length >= 1) {
+        	if (data[0] == 0x00) startDataLogging = false;
+        	if (data[0] == 0x01) startDataLogging = true;
+        	printf("onDataWritten index %d, data %02X, length %d ",index,data[0],length); fflush(stdout);
+
+    }
+  }
+}
+
+void HspBLE::pollSensor(int sensorId, uint8_t *data) {
+
+  switch (sensorId) {
+  case CHARACTERISTIC_TEMP_TOP: {
+    uint16_t uShort;
+    Peripherals::max30205_top()->readTemperature(&uShort);
+    data[0] = HIGH_BYTE(uShort);
+    data[1] = LOW_BYTE(uShort);
+  } break;
+  case CHARACTERISTIC_TEMP_BOTTOM: {
+    uint16_t uShort;
+    Peripherals::max30205_bottom()->readTemperature(&uShort);
+    data[0] = HIGH_BYTE(uShort);
+    data[1] = LOW_BYTE(uShort);
+  } break;
+  case CHARACTERISTIC_ACCELEROMETER: {
+    int i;
+    uint8_t *bytePtr;
+    int16_t acclPtr[3];
+    Peripherals::lis2dh()->get_motion_cached(&acclPtr[0], &acclPtr[1],
+                                             &acclPtr[2]);
+    bytePtr = reinterpret_cast<uint8_t *>(&acclPtr);
+    for (i = 0; i < sizeof(acclPtr); i++)
+      data[i] = bytePtr[i];
+  } break;
+  case CHARACTERISTIC_PRESSURE: {
+    int i;
+    uint8_t *bytePtr;
+    float temperature;
+    float pressure;
+    Peripherals::bmp280()->ReadCompData(&temperature, &pressure);
+    bytePtr = reinterpret_cast<uint8_t *>(&temperature);
+    for (i = 0; i < sizeof(float); i++)
+      data[i] = bytePtr[i];
+    bytePtr = reinterpret_cast<uint8_t *>(&pressure);
+    for (i = 0; i < sizeof(float); i++)
+      data[i + sizeof(float)] = bytePtr[i];
+  } break;
+  case CHARACTERISTIC_HEARTRATE: {
+    int i;
+    uint8_t *bytePtr;
+    MAX30001::max30001_t heartrateData;
+    Peripherals::max30001()->max30001_ReadHeartrateData(&heartrateData);
+    bytePtr = reinterpret_cast<uint8_t *>(&heartrateData);
+    for (i = 0; i < sizeof(MAX30001::max30001_t); i++)
+      data[i] = bytePtr[i];
+  } break;
+  }
+}
+
+bool HspBLE::getStartDataLogging(void) { return startDataLogging; }
+
+/**
+* @brief Timer Callback that updates all sensor characteristic notifications
+*/
+void HspBLE::tickerHandler(void) {
+  uint8_t data[8];
+  if (bluetoothLE->isConnected()) {
+    pollSensor(CHARACTERISTIC_TEMP_TOP, data);
+    bluetoothLE->notifyCharacteristic(CHARACTERISTIC_TEMP_TOP, data);
+    pollSensor(CHARACTERISTIC_TEMP_BOTTOM, data);
+    bluetoothLE->notifyCharacteristic(CHARACTERISTIC_TEMP_BOTTOM, data);
+    pollSensor(CHARACTERISTIC_ACCELEROMETER, data);
+    bluetoothLE->notifyCharacteristic(CHARACTERISTIC_ACCELEROMETER, data);
+    pollSensor(CHARACTERISTIC_HEARTRATE, data);
+    bluetoothLE->notifyCharacteristic(CHARACTERISTIC_HEARTRATE, data);
+    pollSensor(CHARACTERISTIC_PRESSURE, data);
+    bluetoothLE->notifyCharacteristic(CHARACTERISTIC_PRESSURE, data);
+  }
+}