IBASE Technology MPT-3000RHV, Руководство пользователя, Страница: 90 / 92

82 MPT-3000R / RHV Series User Manual

Communications flow
Communication between PC and Security MCU utilizes Master-Slave
model, where PC is a master, and Security MCU is a slave. Master
sends requests to the slave, and slave has to reply to them. Slave
acts like a passive device and cannot send any requests to the
master.
3. Command and Reply Codes

Summary
Code Value Description
GET_FIRMWARE_VERSION 0x01 Get Firmware version
SET_POWER_ON_DELAY_TIMER 0x04 Power on delay timer
setting
SET_POWER_OFF_DELAY_TIMER 0x05 Power off delay timer
setting
GET_STATUS 0x10 Get Current Status

Getting Firmware Version
Parameter: GET_FIRMWARE_VERSION
Reads version number of the security MCU firmware.
Request:
Header Size Command Data CRC
0xFF
0xEE 0x00 GET_FIRMWARE_VERSION None
Reply:
Header Size Command Data CRC
0xFF
0xEE Size of
Version
structure GET_FIRMWARE_VERSION BSL
Version
Structure
BSL Version Structure
Field Type Description
Major Version Byte Major version number
Minor Version Byte Minor version number
Build Byte Build version number