A very simple BLE temperature beacon.

Dependencies:   BLE_API mbed nRF51822

Fork of BLE_TemperatureAdvertising by xiao sun

Files at this revision

API Documentation at this revision

Comitter:
andresag
Date:
Tue Jan 12 10:12:43 2016 +0000
Parent:
6:58fd6767069e
Commit message:
Update example to latest BLE API.

Changed in this revision

BLE_API.lib Show annotated file Show diff for this revision Revisions of this file
main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
nRF51822.lib Show annotated file Show diff for this revision Revisions of this file
diff -r 58fd6767069e -r 0a8bbb6dea16 BLE_API.lib
--- a/BLE_API.lib	Tue Sep 29 12:07:28 2015 +0000
+++ b/BLE_API.lib	Tue Jan 12 10:12:43 2016 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/teams/Bluetooth-Low-Energy/code/BLE_API/#d494ad3e87bd
+http://mbed.org/teams/Bluetooth-Low-Energy/code/BLE_API/#bfc5b9b6ecf5
diff -r 58fd6767069e -r 0a8bbb6dea16 main.cpp
--- a/main.cpp	Tue Sep 29 12:07:28 2015 +0000
+++ b/main.cpp	Tue Jan 12 10:12:43 2016 +0000
@@ -19,9 +19,7 @@
 #include "ble/BLE.h"
 #include "TMP_nrf51/TMP_nrf51.h"
 
-BLE ble;
-
-static Ticker ticker;
+static Ticker     ticker;
 static TMP_nrf51  tempSensor;
 static bool       triggerTempValueUpdate = false;
 static DigitalOut alivenessLED(LED1, 1);
@@ -43,12 +41,38 @@
 void setupApplicationData(ApplicationData_t &appData)
 {
     static const uint16_t APP_SPECIFIC_ID_TEST = 0xFEFE;
+
     appData.applicationSpecificId = APP_SPECIFIC_ID_TEST;
     appData.tmpSensorValue        = tempSensor.get();
 }
 
-void startAdvertisingTemperature(void)
+/**
+ * This function is called when the ble initialization process has failled
+ */
+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;
+    }
+
     /* Setup advertising payload */
     ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
     ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_THERMOMETER);
@@ -67,15 +91,20 @@
 {
     ticker.attach(periodicCallback, 2); /* trigger sensor polling every 2 seconds */
 
-    ble.init();
-    startAdvertisingTemperature();
+    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 */ }
 
     while (true) {
         if (triggerTempValueUpdate) {
-            // Do blocking calls or whatever hardware-specific action is necessary to poll the sensor.
+            /* Do blocking calls or whatever hardware-specific action is
+             * necessary to poll the sensor. */
             ApplicationData_t appData;
             setupApplicationData(appData);
-            ble.gap().updateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, (uint8_t *)&appData, sizeof(ApplicationData_t));
+            ble.gap().updateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, (uint8_t *) &appData, sizeof(ApplicationData_t));
 
             triggerTempValueUpdate = false;
         }
diff -r 58fd6767069e -r 0a8bbb6dea16 mbed.bld
--- a/mbed.bld	Tue Sep 29 12:07:28 2015 +0000
+++ b/mbed.bld	Tue Jan 12 10:12:43 2016 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/users/mbed_official/code/mbed/builds/4f6c30876dfa
\ No newline at end of file
+http://mbed.org/users/mbed_official/code/mbed/builds/4336505e4b1c
\ No newline at end of file
diff -r 58fd6767069e -r 0a8bbb6dea16 nRF51822.lib
--- a/nRF51822.lib	Tue Sep 29 12:07:28 2015 +0000
+++ b/nRF51822.lib	Tue Jan 12 10:12:43 2016 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/teams/Nordic-Semiconductor/code/nRF51822/#088f5738bf18
+http://mbed.org/teams/Nordic-Semiconductor/code/nRF51822/#3cc0718d98d0