8
PROGRAMMING
8.3 Using Link Special Relay (SB) and Link Special Register (SW)
8
- 56
1
O
V
ER
VI
E
W
2
SYST
EM
CO
NF
IG
URA
T
IO
N
3
SPECI
F
IC
A
T
IO
N
S
4
F
UNCT
IONS
5
PREP
ARA
T
IO
N AND
SET
UP
6
P
A
RAM
E
T
E
R
SET
TI
NG
7
PRO
C
ESSI
NG
T
IM
E
8
PRO
G
R
AM
M
ING
(d) RRUN/RSTOP/RTMRD/RTMWR instruction
1) Create an interlock with the following link special relay (SB) and link special
register (SW) before executing an instruction.
• Baton pass status (own station) (SB0047)
• Baton pass status of each station (SB00A0) (When all stations are
specified)
• Baton pass status of each station (SB00A0 to SW00A7)
2) If the instruction failed, an error code is stored in Send/receive instruction
processing result (SW0030 to SW0037) corresponding to the channel used by
the own station.
Check the error and take corrective actions according to the error code.
(
(e) RIRD/RIWT instruction
Create an interlock with the following link special relay (SB) and link special
register (SW) before executing an instruction.
• Baton pass status (own station) (SB0047)
• Baton pass status of each station (SB00A0 to SW00A7)
Table 8.41 SB/SW used for RRUN/RSTOP/RTMRD/RTMWR instruction
No.
Description
No.
Description
SB0047
Baton pass status (own station)
—
—
SW0030
Send/receive instruction (1) processing result
SW0031
Send/receive instruction (2) processing result
SW0032
Send/receive instruction (3) processing result
SW0033
Send/receive instruction (4) processing result
SW0034
Send/receive instruction (5) processing result
SW0035
Send/receive instruction (6) processing result
SW0036
Send/receive instruction (7) processing result
SW0037
Send/receive instruction (8) processing result
SB00A0
Baton pass status of each station
SW00A0 to
SW00A7
Baton pass status of each station
Table 8.42 SB/SW used for RIRD/RIWT instruction
No.
Description
No.
Description
SB0047
Baton pass status (own station)
—
—
SW00A0 to
SW00A7
Baton pass status of each station
Summary of Contents for QJ71GP21-SX
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