Dependencies: BLE_API mbed nRF51822
Fork of
BLE_LED_PERIPHERAL
by 
Alex Gernhaeuser
Revision 0:8ae63d3cc188, committed 2017-08-08
- Comitter:
- Alexgerni
- Date:
- Tue Aug 08 20:38:27 2017 +0000
- Commit message:
- Simple LED example
Changed in this revision
diff -r 000000000000 -r 8ae63d3cc188 BLE_API.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/BLE_API.lib Tue Aug 08 20:38:27 2017 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/teams/Bluetooth-Low-Energy/code/BLE_API/#65474dc93927
diff -r 000000000000 -r 8ae63d3cc188 LEDService.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/LEDService.h Tue Aug 08 20:38:27 2017 +0000
@@ -0,0 +1,42 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2013 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.
+ */
+
+#ifndef __BLE_LED_SERVICE_H__
+#define __BLE_LED_SERVICE_H__
+
+class LEDService {
+public:
+ const static uint16_t LED_SERVICE_UUID = 0xA000;
+ const static uint16_t LED_STATE_CHARACTERISTIC_UUID = 0xA001;
+
+ LEDService(BLEDevice &_ble, bool initialValueForLEDCharacteristic) :
+ ble(_ble), ledState(LED_STATE_CHARACTERISTIC_UUID, &initialValueForLEDCharacteristic)
+ {
+ GattCharacteristic *charTable[] = {&ledState};
+ GattService ledService(LED_SERVICE_UUID, charTable, sizeof(charTable) / sizeof(GattCharacteristic *));
+ ble.addService(ledService);
+ }
+
+ GattAttribute::Handle_t getValueHandle() const {
+ return ledState.getValueHandle();
+ }
+
+private:
+ BLEDevice &ble;
+ ReadWriteGattCharacteristic<bool> ledState;
+};
+
+#endif /* #ifndef __BLE_LED_SERVICE_H__ */
diff -r 000000000000 -r 8ae63d3cc188 main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Aug 08 20:38:27 2017 +0000
@@ -0,0 +1,123 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2013 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 "LEDService.h"
+
+
+
+DigitalOut alivenessLED(p15, 0);
+DigitalOut actuatedLED(p16, 0);
+
+Serial pc(p5, p4);
+
+const static char DEVICE_NAME[] = "LED";
+static const uint16_t uuid16_list[] = {LEDService::LED_SERVICE_UUID};
+
+uint8_t ts = 1;
+
+LEDService *ledServicePtr;
+
+Ticker ticker;
+
+void periodicCallback(void)
+{
+ alivenessLED = !alivenessLED; /* Do blinky on LED1 to indicate system aliveness. */
+}
+
+/**
+ * This callback allows the LEDService to receive updates to the ledState Characteristic.
+ *
+ * @param[in] params
+ * Information about the characterisitc being updated.
+ */
+void onDataWrittenCallback(const GattWriteCallbackParams *params)
+{
+ if ((params->handle == ledServicePtr->getValueHandle())) {
+ actuatedLED = *(params->data);
+ }
+}
+
+void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
+{
+ BLE::Instance().gap().startAdvertising();
+}
+
+
+/**
+ * This function is called when the ble initialization process has failed
+ */
+void onBleInitError(BLE &ble, ble_error_t error)
+{
+ /* Initialization error handling should go here */
+}
+
+/**
+ * Callback triggered when the ble initialization process has finished
+ */
+void bleInitComplete(BLE::InitializationCompleteCallbackContext *params)
+{
+ BLE& ble = params->ble;
+ ble_error_t error = params->error;
+
+ if (error != BLE_ERROR_NONE) {
+ /* In case of error, forward the error handling to onBleInitError */
+ onBleInitError(ble, error);
+ return;
+ }
+
+ /* Ensure that it is the default instance of BLE */
+ if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) {
+ return;
+ }
+
+ ble.gap().onDisconnection(disconnectionCallback);
+ ble.gattServer().onDataWritten(onDataWrittenCallback);
+
+ bool initialValueForLEDCharacteristic = false;
+ ledServicePtr = new LEDService(ble, initialValueForLEDCharacteristic);
+
+ /* 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::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)
+{
+ pc.baud(115200);
+ pc.printf("Initialization starts... \n");
+ ticker.attach(periodicCallback, ts); /* Blink LED every second */
+
+ BLE &ble = BLE::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 */ }
+ pc.printf("Initialization finished \n");
+
+ while (true) {
+
+ ble.waitForEvent();
+
+ }
+}
diff -r 000000000000 -r 8ae63d3cc188 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Aug 08 20:38:27 2017 +0000 @@ -0,0 +1,1 @@ +https://mbed.org/users/mbed_official/code/mbed/builds/a97add6d7e64 \ No newline at end of file
diff -r 000000000000 -r 8ae63d3cc188 nRF51822.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/nRF51822.lib Tue Aug 08 20:38:27 2017 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/teams/Nordic-Semiconductor/code/nRF51822/#c90ae1400bf2