The vn command requests the M1’s version number,
and the VN command replies with the version number
data. If an M1XEP is connected to the M1, the M1XEP’s
version number will also be included. Available in M1
version 4.1.12 or 5.1.12 and later. M1XEP 1.3.2 or later.
Request M1 Version Number
The vn command requests the M1’s version number, and the VN command replies with the version number data. If an M1XEP is connected to the M1, the M1XEP’s version number will also be included. Available in M1 version 4.1.12 or 5.1.12 and later. M1XEP 1.3.2 or later.
4.36.1 Request M1 Version Number (vn)