Advertisement
OCR Type A230
16.1 Communications Function
The Character Verification checker is equipped with both serial and parallel ports. With
these ports you can control the Character Verification checker using a PLC or computer.
The things that can be controlled differ depending on whether you are using serial or
parallel communication.
Input
Input
Item
or
output
Inspection
preparation
Output
complete
Input
Start
Input
inspection
Input
Image
capture
Output
complete
Output
Output
Output
inspection
data
Output
Character
Input
Recogni-
Recogni
tion String
Output
Judgment
Input
Re−register
character
pattern
Output
Parallel
Details
I/O terminal
Inspection prepara-
tions complete
RDY (READY)
(waiting for the next
signal ON
start signal)
Specific substitution
STA
formula not executed
(START)
ACK + STA (START)
Specific substitution
signal
formula executed
(hold ACK until RDY
goes off)
Re−inspect
(image capture: not
executed)
Image capture only
REN
complete
(REND)
Inspection complete
(before data output)
D1 to D8 (for D9 and
after, handshake is
Judgment output
ACK, and STROB sig-
nal is needed)
D1 to D8 (handshake
Numerical data
is ACK, and STROB
signal is needed)
Change Judgment
String
Change complete
Specification of
IN1 to 4
Character Verification
(Image Verification
checker +
checker No. + IN6)
re−registration timing
(re−registration timing)
Confirm by RDY
(READY) signal off to
Registration complete
on transition.
Communications (Serial and Parallel)
16.1 Communications Function
Serial
Ref.
Command
page
16 − 22
C
16 − 22 %S
R
C
16 − 22 %P
R
C
%R
R
C
16 − 27 %R
R
C
%E
R
16 − 25 Ex:002148030912
or
C
C
21,4803,912
21,4803,912
etc.
etc.
R
R
16 − 25
%W?, Judgment
String(? = 1 to 8)
%W?, Judgment
String(? = 1 to 8)
%O??
16 − 37
(??=01 to 16)
%O??
16 − 37
(??=01 to 16)
Ref.
page
16 − 20
16 − 20
16 − 20
16 − 20
16 − 20
16 − 21
C
R
16 − 21
16 − 33
16 − 33
16 − 37
16 − 37
16 − 5
Advertisement
