Delta
Example for BLE HID scanner
Fork of
BLE_HIDScanner_DELTA
by 
Silvia Chen
Revision 0:c7bcc0b36b5e, committed 2016-10-13
- Comitter:
- silviaChen
- Date:
- Thu Oct 13 07:34:53 2016 +0000
- Child:
- 1:8bca989a70be
- Commit message:
- First commit
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/BLE_API.lib Thu Oct 13 07:34:53 2016 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/Bluetooth-Low-Energy/code/BLE_API/#65474dc93927
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Oct 13 07:34:53 2016 +0000
@@ -0,0 +1,107 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "mbed.h"
+#include "ble/BLE.h"
+#include "ble/services/HeartRateService.h"
+#include "ble/services/BatteryService.h"
+#include "ble/services/DeviceInformationService.h"
+
+DigitalOut led1(LED1);
+
+const static char DEVICE_NAME[] = "DELTA_HRM1";
+static const uint16_t uuid16_list[] = {GattService::UUID_HEART_RATE_SERVICE,
+ GattService::UUID_DEVICE_INFORMATION_SERVICE};
+static volatile bool triggerSensorPolling = false;
+
+uint8_t hrmCounter = 100; // init HRM to 100bps
+
+HeartRateService *hrService;
+DeviceInformationService *deviceInfo;
+
+void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
+{
+ BLE::Instance(BLE::DEFAULT_INSTANCE).gap().startAdvertising(); // restart advertising
+}
+
+void periodicCallback(void)
+{
+ led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */
+
+ /* Note that the periodicCallback() executes in interrupt context, so it is safer to do
+ * heavy-weight sensor polling from the main thread. */
+ triggerSensorPolling = true;
+}
+
+void bleInitComplete(BLE::InitializationCompleteCallbackContext *params)
+{
+ BLE &ble = params->ble;
+ ble_error_t error = params->error;
+
+ if (error != BLE_ERROR_NONE) {
+ return;
+ }
+
+ ble.gap().onDisconnection(disconnectionCallback);
+
+ /* Setup primary service. */
+ hrService = new HeartRateService(ble, hrmCounter, HeartRateService::LOCATION_FINGER);
+
+ /* Setup auxiliary service. */
+ deviceInfo = new DeviceInformationService(ble, "DELTA", "NQ620", "SN1", "hw-rev1", "fw-rev1", "soft-rev1");
+
+ /* Setup advertising. */
+ ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
+ ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
+ ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_HEART_RATE_SENSOR);
+ ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
+ ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
+ ble.gap().setAdvertisingInterval(1000); /* 1000ms */
+ ble.gap().startAdvertising();
+}
+
+int main(void)
+{
+ led1 = 1;
+ Ticker ticker;
+ ticker.attach(periodicCallback, 1); // blink LED every second
+
+ BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE);
+ ble.init(bleInitComplete);
+
+ /* SpinWait for initialization to complete. This is necessary because the
+ * BLE object is used in the main loop below. */
+ while (ble.hasInitialized() == false) { /* spin loop */ }
+
+ // infinite loop
+ while (1) {
+ // check for trigger from periodicCallback()
+ if (triggerSensorPolling && ble.getGapState().connected) {
+ triggerSensorPolling = false;
+
+ // Do blocking calls or whatever is necessary for sensor polling.
+ // In our case, we simply update the HRM measurement.
+ hrmCounter++;
+ if (hrmCounter == 175) { // 100 <= HRM bps <=175
+ hrmCounter = 100;
+ }
+
+ hrService->updateHeartRate(hrmCounter);
+ } else {
+ ble.waitForEvent(); // low power wait for event
+ }
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Thu Oct 13 07:34:53 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/25aea2a3f4e3 \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed_app.json Thu Oct 13 07:34:53 2016 +0000
@@ -0,0 +1,13 @@
+{
+ "target_overrides": {
+ "K64F": {
+ "target.features_add": ["BLE"],
+ "target.extra_labels_add": ["ST_BLUENRG"],
+ "target.macros_add": ["IDB0XA1_D13_PATCH"]
+ },
+ "NUCLEO_F401RE": {
+ "target.features_add": ["BLE"],
+ "target.extra_labels_add": ["ST_BLUENRG"]
+ }
+ }
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/nRF51822.lib Thu Oct 13 07:34:53 2016 +0000 @@ -0,0 +1,1 @@ +https://mbed.org/teams/Nordic-Semiconductor/code/nRF51822/#c90ae1400bf2
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/shields/TARGET_ST_BLUENRG.lib Thu Oct 13 07:34:53 2016 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/ST/code/X_NUCLEO_IDB0XA1/#fa98703ece8e