Rockwell Automation 1747-KE,D17476.12 DH-485/RS-232C Interface Module - Manual (Page 93)

Publication 1747-UM005B-EN-P - March 2006
Application Examples 8-5
MOV
MOVE
Source
0
Dest N10:0
0
15
] [
S:1
Put interface module
in Config Mode.
Rung
2:0
N10:0 is initialized here. N10:0 points to the Config block that is being transferred.
Clear pointer.
( )
O:1
15
L
( )
O:1
14
U
Reset Handshake bit.
EQU
EQUAL
Source A
N10:0
0
Source B 0
COP
COPY FILE
Source
#N10:10
Dest #O:1.0
Length 8
Rung
2:1
Copy DF1 Config
to the module.
This rung copies a new DF1 Config block to the interface module.
( )
O:1
14
L
14
]/[
O:1
14
]/[
I:1
Config handshake
bit to the module. Config handshake
ACK bit from the module.
Config handshake
bit to the module.
Copy Config from
the module.
Config handshake
bit to the module. Config handshake
ACK bit from the module.
Config handshake
bit to the module.
EQU
EQUAL
Source A
N10:0
0
Source B 0
COP
COPY FILE
Source
#I:1.0
Dest #N11:10
Length 8
Rung
2:2
This rung checks the results of the DF1 Config from the interface module.
( )
O:1
14
U
14
] [
O:1
14
] [
I:1
ADD
ADD
Source A
N10:0
0
Source B 1
Dest N10:0
0
MEQ
MASKED EQUAL
Source
N11:10
0
Mask 07F0
Compare 0
Check status and
point to next
Config block.