HLP-A100 Series
HLP-A100 Series Operating Manual
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171
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Chapter 12 Communication protocol
12.1 Format specification
12.2 Coil addressing
1)Address: 1-247
2)Function: HLP-A100 support following f unction code
01: Read Coil Status
03: Read Holding Registers
05: Force Single Coil
06: Preset Single Register
15: Force Multiple Coils
16: Preset Multiple Regs
3)DATA: N×8bits
4)CRC: CRC check
HLP-A100 series inverter follows the standard Modbus RTU protocol.
FC control word
Address
Function code
Data
CRC
8 bits
8 bits
N*8 bits
16 bits
Coil address
R/W
Description
0-15
R
，
W
Frequency converter control word (see following
table)
16-31
R
，
W
Frequency converter speed or setpoint
32-47
R
Frequency converter status word(see following
table)
48-63
R
Frequency converter output frequency
64
W
Parameter write control
0000-Parameter changes are written to the
RAM
；
FF00- Parameter changes are written to the
RAM and EEPROM
；
65-65535
Reserved
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