Operation Mode Display [D8389, D8419 And D8439] - Mitsubishi Electric FX3U-232-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
Non-Protocol Communication (RS/RS2 Instruction)

12.4.19 Operation mode display [D8389, D8419 and D8439]

These devices store the communication type being used.
1. Detailed contents
These devices store the code of the communication type currently being used in the communication port.
When communication port ch0 is used, D8389 stores the communication type.
When communication port ch1 is used, D8419 stores the communication type.
When communication port ch2 is used, D8439 stores the communication type.
The table below shows the contents of the communication type codes.
Code
0
1
2
3
4
5
6
7
8
9
10
11
12
2. Cautions on use
These devices store "5" while RS2 instruction is being driven or when RS2 instruction is not changed over to
another mode.
Programming communication
PP modem mode
Protocol dedicated to computer link
N:N Network
RS instruction
RS2 instruction
Parallel link
Inverter instruction
Variable analog potentiometer expansion board is used.
MODBUS communication
CF-ADP
ENET-ADP
Input/output expansion board is used.
12.4 Details of Related Devices (RS2 Instruction)
Description
12 Related Data
A
B
C
D
E
F
G
H
I
Apx.A
F-105