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(c) REQ instruction (clock data read) setting
The following program is for the setting of REQ instruction (clock data read).
• Control data
• Request data
Device Item Set value
(S1)+0 D270 Abnormal end type
0091
H
(Sets data for abnormal end)
(S1)+1 D271 Completion status
(Setting is not required because it is set by the
system.)
(S1)+2 D272 Channels used by own station 2
(S1)+3 D273 Target station's CPU type
0000
H
(control CPU)
(S1)+4 D274 Target station's network No. 1
(S1)+5 D275 Target station number 2
(S1)+6 D276 (Unused) 0
(S1)+7 D277 Number of resends 5 times
(S1)+8 D278 Arrival monitoring time 0 (10 seconds)
(S1)+9 D279 Request data length 2 (clock data read)
(S1)+10 D280 Response data length
(Setting is not required because it is set by the
system.)
(S1)+11 D281 Clock set flag
(S1)+12 to
(S1)+15
D282 to D285 Clock data of abnormal end
(S1)+16 D286
Error-detected station's network
No.
(S1)+17 D287 Error-detected station number
Device Item Set value
(S2)+0 D290 Request type
0001
H
(clock data read)
(S2)+1 D291 Sub-request type
0002
H
(clock data read)