nRF51 SDK - S120 SoftDevice
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Running examples that use a SoftDevice

Before you can run more advanced examples that use Bluetooth, you must program the SoftDevice on the board.

Download the S120 SoftDevice from You must register on My Page and enter your product key for the development kit.

To program the SoftDevice, perform the following steps:

  1. Open nRFgo Studio.
  2. In the Device Manager, select the nRF51 Development board that you are working with (identified by the SEGGER serial number).
  3. Select the module.
  4. If you have more than one SEGGER debugger connected, select the one that you want to use.
  5. Select the Program SoftDevice tab.
  6. Click Browse and navigate to the SoftDevice file that you downloaded.
  7. Click Program.

After you programmed the SoftDevice, follow the steps described in Running a first example to run an example that uses the SoftDevice. For example, test the BLE Heart Rate Collector Example.