8.3.2.9 Firmware Update

After establishing the connection and secure bonding of the Bluetooth Low Energy link, OTAPC firmware update is initiated. During this stage, the central device will initiate a firmware update request to the remote device and the remote device must approve the request with a OTAA,01 response.

Follow the same procedure described in the 8.3.2.5.3.4 Firmware Request Approval.
Figure 8-37. OTAPC using RNBD DFU OTAPC Tool Command Line Execution: Firmware Update

The following are the updates after completion of the firmware update:

  • The terminal window displays the firmware update status and total time taken for the completion.
    Figure 8-38. OTAPC using RNBD DFU OTAPC Tool Command Line Execution: Firmware Update Complete