Motor Controllers AC Variable Frequency Drives Type VariFlex
3
RVLF
Specications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 13/12/2017 143
MASTER(PLC etc.) send request to SLAVE, whereas response to MASTER.
The signal receiving is illustrated here.
The data length is varied with the command(Function).
** The interval should be maintained at 10ms between command signal and request.
00H: Broadcast to all the drivers
01H: To the No.01 Drivers
0FH: To the No.15 Drivers
10H: To the No.16 Driver
and so on...., max to 32 (20H)
03H: Read the register contents
06H: Write a WORD to register
08H: Loop test
10H: Write several data to register (complex number register write)
2.1 LRC CHECK
ex: ADDRESS 01H
FUNCTION 03H
COMMAND 01H
00H
DATA LENGT 0AH
-----------------------
0FH------------true complement
Checksum = F1H
CS (H) = 46H (ASCII)
CS (L) = 31H (ASCII)
1.3. SLAVE (Address)
1.4. Function Code
2. CMS (Checksum and time-out definition)
SLAVE Address
Function Code
DATA
CRC CHECK
Signal Interval
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