Communication
FPΣ User's Manual
156
8.1.4 Program Controlled Communication
With program controlled communication, the user generates a program which governs the
data transfer between a PLC and one or more external devices connected to the
communication port. By this, any standard or user protocol can be programmed.
Typically, such a user program consists of sending and receiving the data.
RS-232C
POWER READY
MODE
A
B
C
KEY PAD
CAMERA
MONITOR
COM COM D2 D4 D6 D8 D9
FLASH
D1 D3 D5 D7
READY
MICRO-IMAGECHECKER
M100
Matsuhita Electronic Works, Ltd.
24VDC
START
ACK IN1 IN3 IN5
COM COM IN2 IN4 COM
Data registers (DT)
Send buffer
Receive buffer
Receiving data
Image checker
Bar code reader
Sending data using F159_MTRN
PLC
Program controlled connection between the FPΣ and an external device
REFERENCE
For detailed information on the program controlled communication mode, see
"
Program Controlled Communication" on page 187.
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