Modem firmware versions

This document describes AT commands used in all versions of the nRF9160 modem firmware.

The modem firmware versions that support a command are marked in the command description with the following version tag: vx.x.x

If a parameter is not supported by all versions of the modem firmware that support the command, the modem firmware versions that support the parameter are marked after the parameter with the version tag.

Production Test Image (PTI) is a modem firmware version that supports a subset of AT commands for test purposes in non-signaling mode. The AT commands that are supported by the PTI modem firmware are marked with the following version tag: pti_vx.x.x.

The version tags are read as follows:

• If a command or parameter is markedv1.0.x, it is supported by modem firmware versions where the first two digits are 1 and 0.
• If a command is markedv1.0.xv1.1.xv1.2.x, it is supported by modem firmware versions where the first two digits are 1 and 0, 1 and 1, or 1 and 2.
• If a command or parameter is markedv1.1.x≥3, it is supported by modem firmware versions where the first two digits are 1 and 1 and the third digit is greater than or equal to 3.
• If a command or parameter is markedv1.1.3, it is supported only by modem firmware version 1.1.3.
• If a command or parameter is markedpti_v1.1.x≥2 , it is supported by PTI modem firmware versions where the first two digits are 1 and 1 and the third digit is greater than or equal to 2.

For nRF9160 modem firmware releases, see nRF9160 product page.