Selec VFD Series

64
User Manual
9.4.2 Format of No.1 address for reading as follows, setting frequency (P0-03)
Note: register number must be one only when reading
Host command Slave Response
3.5 byte interval
0x01
0x03
0x0003
0x0001
0x740A
3.5 byte interval
Frame header
Slave address
Function code
Register Address
Register information
Checksum
Frame termination
Frame header
Slave address
Function code
Register Address
Register information
Checksum
Frame termination
3.5 byte interval
0x01
0x03
0x0002
0x01F4
0xB853
3.5 byte interval
9.4 Command code and data description
9.4.1 Format of No.1 address for Setting as follows, setting frequency 50Hz (P0-03)
Host command
Frame header
3.5 byte interval
Slave address
0x01
Function code
0x06
Register Address
0x0003
Register information
0x01F4
Checksum
0x79DD
Frame termination
3.5 byte interval
Slave Response
Frame header
3.5 byte interval
Slave address
0x01
Function code
0x06
Register Address
0x0003
Register information
0x01F4
Checksum
0x79DD
Frame termination
3.5 byte interval
9.4.3 Frame format of response error as follows, setting
frequency 60Hz (PO-03)
Type of error:
01H - Data address overrun
02H - Number of data overrun & read-in data content exceeding bounds (ceiling & floor)
03H - Operating, no read-in data are permitted
Host command
3.5 byte interval
0x01
0x06
0x0003
0x0258
0x7950
3.5 byte interval
Frame header
Slave address
Function code
Register Address
Register information
Checksum
Frame termination
Slave Response
Frame header
Slave address
Function code
Error code
Checksum
Frame termination
3.5 byte interval
0x01
0x86
0x0002
0xC3A1
3.5 byte interval