LSIS XGL-EFMT - Page 117

Chapter 7 P2P Service
7-8
1) How to use Modbus driver
[Table 7.3.3] displays instructions and addresses of Modbus devices.
Code
Function code name
Modicon PLC
data address
Remarks
01 Output Contact Status Read (Read Coil Status) 0XXXX(bit-output) Bit Read
02 Input Contact Status Read (Read Input Status) 1XXXX(bit-input) Bit Read
03 Output Register Read (Read Holding Registers) 4XXXX(word-output) Word Read
04 Input Registers Read (Read Input Registers). 3XXXX(word-input) Word Read
05 Output Contact 1 Bit Write (Force Single Coil) 0XXXX(bit-output) Bit Write
06
Output Register 1 Word Write
(Preset Single Register)
4XXXX(word-output) Word Write
15
Output Contact Continuous Write (Force Multiple
Coils)
0XXXX(bit-output) Bit Write
16
Output Register Continuous Write (Preset Multiple
Register)
4XXXX(word-output) Word Write
[Table 7.3.3] Modbus TCP address MAP