RE: nRF9160 Modem Firmware Update

Siddharth Kachhia — Wed, 19 Jan 2022 18:01:33 GMT

Thanks

Didrik Rokhaug — Tue, 18 Jan 2022 09:18:40 GMT

Hi,

[quote user=""]1) nRF9160 Modem Firmware is stored into which partition ? [/quote]

The modem is running on its own core, with its own flash area.

[quote user=""]2) How can I read that flash area of modem firmware ? [/quote]

The modem FW is readback protected, so you can not read it out after it is written.

[quote user=""]3) If I want to update modem firmware using application, can I perform DFU of modem in nRF9160 board ?[/quote]

Yes, modem DFU is possible.

As a starting point, you can look at these three samples:

Best regards,

Didrik