Get Firmware & Hardware version

The server can send the command code to the device (Table 6) and with the next received message the response is received.

Byte index	Hex value – Meaning
0	04 – Read software and hardware version

Table 6

Byte index	Bit index	Hex value - Meaning
0	-	04 – The command byte shows that is packet with the device hardware and software version.
1	7:4	X – Device primary hardware version.
1	3:0	X – Device secondary hardware version.
2	7:4	X – Device primary software version.
2	3:0	X – Device secondary software version.

Example response: 0x042511 (The keep-alive data is omitted for clarity).

Decoding:

- 0x04 – Read software and hardware version response

- 0x25 - Device hardware version – version 2.5

- 0x11 – Device software version – version 1.1