How to turn a WaveShare nRF51-BLE400 into a discoverable beacon using mbed

Dependencies:   mbed BLE_API nRF51822

Port for WaveShare BLE400 (chip nRF51 Aliexpress devboard)
Android Evothings good example for Nordic nRF51822-DK

As target for mbed-online used <Nordic nRF51822>
- (Large green board Nordic nRF51822-mKIT, actually deprecated on 01/03/2019)

Briefly: Handle via Evothings BLE Application 4 LEDs and 2 Buttons(via notify messages).

Figure 1: Evothings Android application screenshot

Evothings application screenshot

Android Evothings application sources

Android application APK

Happy coding!
maxxir 02/03/19

Revision:
3:e9646631084f
Parent:
1:0692bee84264
Child:
4:d602b1c3aef4
diff -r 7d230e007eee -r e9646631084f main.cpp
--- a/main.cpp	Sat Feb 14 06:36:22 2015 +0000
+++ b/main.cpp	Tue Mar 10 20:06:05 2015 +0000
@@ -22,12 +22,12 @@
 
     // Sacrifice 3B of 31B to Advertising Flags
     ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE );
+    ble.setAdvertisingType(GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED);
 
     // Sacrifice 2B of 31B to AdvType overhead, rest goes to AdvData array you define
     ble.accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, AdvData, sizeof(AdvData));
 
     // Set advertising interval. Longer interval = longer battery life
-    ble.setAdvertisingType(GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED);
     ble.setAdvertisingInterval(160); // 100ms; in multiples of 0.625ms.
     ble.startAdvertising();