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5. PROGRAMMING
5.6
Program Example when ACPU/QCPU (A Mode) Is Used (FROM/TO
Instructions)
The network parameters have been set by the sequence program.
(1) Program example
*Network parameter setting
*Data link start
*Remote input signal read
*AJ65BT-68TD status check
*Initial setting
5-16
MELSEC-A
Ú ' ± ' ä " F 1' ä
Number of connected
modules: 1
ƒ Š ƒ g ƒ ‰ ƒ C ‰ ñ " F 3‰ ñ
Number of retries: 3
Ž © " ® • œ — ñ ' ä " F 1' ä
Number of automatic
return modules: 1
ƒ } ƒ X ƒ ^ ‹ Ç ‚ Ö ' ž ‚ Ý
Writes to master station.
ƒ } ƒ X ƒ ^ ‹ Ç ƒ V [ ƒ P ƒ " ƒ T C P U
Data link status when
ˆ Ù í Ž ž ƒ f [ ƒ ^ ƒ Š ƒ " ƒ N ó ' Ô F
master station PLC CPU
' ± s
is faulty: Continue
ƒ } ƒ X ƒ ^ ‹ Ç ‚ Ö ' ž ‚ Ý
Writes to master station.
AJ65BT- 68TD ‚ Ì ‹ Ç î • ñ
AJ65BT-68TD station
information
i ƒ Š ƒ ‚ [ ƒ g ƒ f ƒ o ƒ C ƒ X ‹ Ç C
(remote device station, 4
4‹ Ç è — L C ‹ Ç " Ô 1j
stations occupied, station
No. 1)
ƒ } ƒ X ƒ ^ ‹ Ç ‚ Ö ' ž ‚ Ý
Writes to master station.
ƒ Š ƒ t ƒ Œ ƒ b ƒ V ƒ ... Ž w Ž ¦
Refresh command
ƒ o ƒ b ƒ t ƒ @ ƒ ƒ ‚ ƒ Š ‚ É ‚ æ ‚ é
Data link start by buffer
ƒ f [ ƒ ^ ƒ Š ƒ " ƒ N ‹ N " ®
memory
Turns OFF start request
‹ N " ® ³ í Š ® — ¹ Ž ž
signal at normal
‹ N " ® — v ‹ M † ‚ ð O FF
completion of start.
Reads parameter status at
‹ N " ® ˆ Ù í Š ® — ¹ Ž ž
abnormal completion of
ƒ p ƒ ‰ ƒ [ ƒ ^ ó ' Ô " Ç o ‚ µ
start.
Turns OFF start request
‹ N " ® ˆ Ù í Š ® — ¹ Ž ž
signal at abnormal
‹ N " ® — v ‹ M † ‚ ð O FF
completion of start.
R X00` R X7F‚ ð
Reads RX00-RX7F data
to X400-X47F.
X400` X47F‚ É " Ç o ‚ µ
ƒ f [ ƒ ^ ƒ Š ƒ " ƒ N ó ' Ô ‚ Ì
Reads data link status.
" Ç o ‚ µ
AJ65BT- 68TD
AJ65BT-68TD
ƒ f [ ƒ ^ ƒ Š ƒ " ƒ N ³ í
data link normal
AJ65BT- 68TD
AJ65BT-68TD
data link abnormal
ƒ f [ ƒ ^ ƒ Š ƒ " ƒ N ˆ Ù í
CH.1 sampling processing/travel
C H . 1ƒ T ƒ " ƒ v ƒ Š ƒ " ƒ O ˆ — ^
average processing designation
ˆ Ú " ® • ½ ‹ Ï ˆ — Ž w ' è ƒ t ƒ ‰ ƒ O
flag (RY08)
i R Y08j
CH.2 sampling processing/travel
C H . 2ƒ T ƒ " ƒ v ƒ Š ƒ " ƒ O ˆ — ^
average processing designation
ˆ Ú " ® • ½ ‹ Ï ˆ — Ž w ' è ƒ t ƒ ‰ ƒ O
flag (RY09)
i R Y09j
All CH. batch "K" type
' S C H . ˆ ê Š ‡ u Kv ƒ ^ ƒ C ƒ v
thermocouple selection flag
" M " d ' Î ' I ' ð ƒ t ƒ ‰ ƒ O
(RY50)
i R Y50j
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