Omron EJ1 User Manual page 148

Programless Communications
PLC
Address
m+0
m+1
m+2
m+3
m+4
PLC
Address
m+0
m+1
m+2
m+3
m+4
• Multi Read
The parameters set in the Programless Upload Setting are read continu-
ously.
2. The EJ1 sets the Read
Response Bits.
Upload Area
Value Address
0002 n+0
Setting Change
n+1
Response Bits
Operation Command
n+2
Response Bits
Communications
n+3
Status
xxxx n+4
When the Read Request Bits are set (step 1), steps 2 and 3 performed automatically.
• Read Settings
With the normal monitor operation, the value set under Programless Up-
load Setting is read to the upload data area in PLC memory. With the Read
Setting operation, the value set under Programless Download Setting is
read to the upload data area in PLC memory to confirm that the setting is
correct.
3. The EJ1 sets the Read
Response Bits.
Upload Area
Value Address
0003 n+0
Setting Change
n+1
Response Bits
Operation Command
n+2
Response Bits
Communications
n+3
Status
Set Value A n+4
Same parameter
Download Area
Value
0002
Setting Change
Request Bits
1. The Read Request Bits
Operation Command
are set by the PLC.
Request Bits
Operation
Command Code
Set value
3. The EJ1 refreshes
the monitor value.
Download Area
Value
0003
Setting Change
Request Bits
1. The Read Request Bits are
Operation Command
set by the PLC.
Request Bits
Operation
Command Code
Set Value A
2. The EJ1 refreshes
the monitor value.
Section 5-1
EJ1
HFU TC4/2
XXXX XXXX
EJ1
HFU TC4/2
Programless
Download
Setting
Set Value A Set Value A
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