7 Application Instructions API 50-99
D V P - P L C A P P L I C AT I O N M A N U A L
7-85
MOV
D1120
H86
M1002
SET
M1120
SET
M1122
MOV
D1129
K100
X10
M1123
RST
M1123
RS
D100
K8
D120
K8
SET
M1161
Process of received data
Set up communication protocol 9600,7,E,1
Retain communication protocol
Set up communication time-out 100ms
8-bit mode
Sending request
pulses
Write in data to be transmitted in advance
Set up sending request
Receiving of data is completed.
The flag is reset.
PLC
Ö
VFD-B, PLC sends:
01 06 2000 0012 02 07
VFD-B
Ö
PLC, PLC receives:
01 06 2000 0012 02 07
Registers for sent data (PLC sends out messages)
Register
Data
Explanation
D100 low
01 H
Address
D101 low
06 H
Function
D102 low
20 H
D103 low
00 H
Data address
D104 low
00 H
D105 low
12 H
Data content
D106 low
02 H
CRC CHK Low
D107 low
07 H
CRC CHK High
Registers for received data (VFD-B responds with messages)
Register
Data
Explanation
D120 low
01 H
Address
D121 low
06 H
Function
D122 low
20 H
D123 low
00 H
Data address
D124 low
00 H
D125 low
12 H
Data content
D126 low
02 H
CRC CHK Low
D127 low
07 H
CRC CHK High
Remarks:
1. Flags for the RS-485 communication of RS/MODRD/MODWR/FWD/REV/STOP/RDST/RSTEF/MODRW
instructions
Содержание DVP-PLC
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