06 (0X06) Write Single Register" Function - Toshiba TOSVERT VF-MB1/S15 IPE002Z Function Manual

8.5. "06 (0x06) Write Single Register" function

This Modbus request is used to write a given value (Present Data) to the address
supplied (Register Address).
Request format:
Byte
0
1
2
3
4
Response format:
Byte
0
1
2
3
4
Exception response format:
Byte
0
1
As for the EEPROM parameter, first the data is written to RAM, after that the data is written to
EEPROM. Some EEPROM parameters cannot be changed during the inverter is running.
When write to EEPROM parameter that will change inverter status from stop to run, the inverter must
be in the state that it cannot run.
For example: To write to EEPROM, the inverter must open ST-CC. (display shows "OFF")
If not, the data is only written to RAM.
The Life of EEPROM is approximately 100,000 times. Avoid writing a command more than 100,000
times to the same parameter of the Inverter.
Please access only parameters in document.
Meaning
Function Code = 06h
Register Address Hi
Register Address Lo
Preset Data Hi
Preset Data Lo
Meaning
Function Code = 06h
Register Address Hi
Register Address Lo
Preset Data Hi
Preset Data Lo
Meaning
Function Code = 86h
Exception Code =
01 (Illegal Function)
02 (Illegal Data Address)
03 (Illegal Data Value)
04 (Slave Device Failure)
Notes
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