6-11
6-5 Explanation of Each Parameter No.
SYSDRIVE MX2 Series USER'S MANUAL (3G3MX2-Axxxx)
6
Communication Function
(Coil address) = (Coil number) − 1
OFF → ON: FF00h
Query:
Response:
*1. There is no response for broadcasting.
*2. Note that the coil start address is "0000", which is smaller by 1 than the coil number "0001". The coil
number less 1 corresponds to the coil address.
Refer to "Exceptional Response" on page 6-18 if writing into the coil cannot be performed
normally.
No. Field name
Example
(Hex)
1 Slave address
*1
01
2 Parameter No. 05
3 Coil address (MSB)
*2
00
4 Coil address (LSB)
*2
00
5 Written data (MSB) FF
6 Written data (LSB) 00
7 CRC-16 (MSB) 8C
8 CRC-16 (LSB) 3A
No. Field name
Exampl
e (Hex)
1 Slave address 01
2 Parameter No. 05
3 Coil address (MSB)
*2
00
4 Coil address (LSB)
*2
00
5 Written data (MSB) FF
6 Written data (LSB) 00
7 CRC-16 (MSB) 8C
8 CRC-16 (LSB) 3A
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