0xFF

Jump to bottom

Portisch edited this page Nov 6, 2018 · 1 revision

0xFF

Request the firmware version of the EFM8BB1 firmware.

Direction: host -> EFM8BB1

Hex: AA FF 55

Data	Description
`0xAA`	uart sync init
`0xFF`	uart command
`0x55`	uart sync end

Example of a received firmware version:

Direction: EFM8BB1 -> host

Hex: AA 01 55

Data	Description
`0xAA`	uart sync init
`0x01`	firmware version
`0x55`	uart sync end