436-0100-01-10, Rev. 200 Duo User Guide
Information on this page is subject to change without notice
3.19 firmware
3.19.1 Firmware information query
Check the current firmware version of the device and the firmware version that can be upgraded in the SD card.
Request instruction
Instruction Application: UART /
TCP
Data flow: G / A --- CS
Identification
code
1 Byte
Instruction number
2 Bytes
Instruction length
2 Bytes
CRC Description :
In CSP-TCP applications, the CRC is ignored
Instruction Application: UART /
TCP
Data flow: CS --- G / A
Identification
code
1 Byte
Instruction number
2 Bytes
Instruction length
2 Bytes
Instruction body
128 Bytes
Instruction body format:
Struct {
String strCurFirmware [64]; // device current firmware version information
String strUpgFirmware [64]; // Upgradeable firmware name
};
CRC Description :
In CSP-TCP applications, the CRC is ignored
3.19.2 Firmware local upgrade