R-67
A Standard System Protocol
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
R-4 V50
0
/V
520 Bar
Code Reader
Pr
otoc
o
l
Re
f
R
-4-3
Protocol
Configur
ation
V520-R121
The configuration of the V500/V520 Bar Code Reader Protocol is shown below.
Start code
Stop code
Operation mode
Data output mode
R-4-3
Protocol Configuration
Sequence
No.
Communications
sequence name
Function
Ladder interface
Send word
allocation
Receive word
allocation
350 (015E)
BCR read start
Instructs the Reader to start a BCR read.
No
No
351 (015F)
BCR read stop
Instructs the Reader to stop a BCR read.
No
No
352 (0160)
Data read
Data read by the Reader is received and
saved in the receive words.
No
Yes
353 (0161)
Complete data read
Instructs the Reader to start a read. After
the data read by the Reader is received
and saved to the receive words, reading is
stopped.
No
Yes
354 (0162)
BCR function write
(V500)
Writes the operation mode and read func-
tions.
Yes
No
355 (0163)
BCR function read
(V500)
Reads the operation mode and read func-
tions.
No
Yes
356 (0164)
Log data output request
(V500)
Requests output of log data sent to host.
Yes
Yes
357 (0165)
Preset data set (V500)
Writes preset data.
Yes
No
358 (0166)
BCR connection confir-
mation (V500)
Confirms if the Reader is correctly set.
No
No
359 (0167)
Log data clear (V500)
Clear log data.
No
No
360 (0168)
Continuous data read
(scan) (V500)
Performs the following operations repeat-
edly: starts reading, receives data read by
the Reader, saves the data to the receive
words by the scan method.
No
Yes
361 (0169)
Continuous data read
(interrupt) (V500) (*)
Performs the following operations repeat-
edly: starts reading, receives data read by
the Reader, saves the data to the receive
words by the interrupt method (interrupt
No.100).
No
Yes
362 (016A)
BCR initialize
Clears the log, confirms BCR connection,
and sets BCRs.
Yes
No
363 (016B)
Continuous data read
(scan) (V520)
Performs the following operations repeat-
edly: starts reading, receives data read by
the Reader, saves the data to the receive
words by the scan method.
No
Yes
NONE, "STX"
"ETX" , "CR"
External trigger, host trigger
1-shot, continuous
Содержание CJ1W-SCU22
Страница 192: ...4 Using Protocol Macros 4 56 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 250: ...6 No protocol Mode 6 22 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 460: ...A Standard System Protocol R 126 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 473: ...Index 1 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494 I Index...