Hitachi 902 - Status Transition Matrix (in Transfer of Analytical Data Alone)

16 - 21
16.5.2 Status Transition Matrix (in transfer of analytical data alone)
Table 16-8
Event from Analyzer Event from Host
No.
Event
Status
in Analyzer
Host
comm.
Param.
[N] → [Y]
Host
comm.
Param.
[Y] → [N]
TS Inquiry
Req. (TS
managem’t
task
Real-time
Data Out
from 902
Transfer
Req. for
Specific
Sample
Batch
Transfer
Req. from
Screen
Cancel
or FD
Error
REP
(resending
req.)
SUS
(suspension
req.)
REC
(suspension
req.)
SPE
(TS
specification)
RES (specific
sample req.)
Time-out/
Hardware
Error
Error in Text
1 Initial status ([NO]
for host
communication
parameter
To 2
(status)
2 Idling (no data to
be transferred on
analyzer and host
sides)
1 10 11 11
3 LPR transfer wait
(before LPR
transfer)
4 HPR transfer wait
(before HPR
transfer)
5 HPR/LPR transfer
wait (before HPR/
LPR transfer)
6 SPE transfer wait
(before SPE
transfer)
7 SPE/LPR transfer
wait (before
SPE/LPR transfer)
8 SPE/HPR transfer
wait (before
SPE/HPR transfer)
9 SPE/HPR/LPR
transfer wait
(before SPE/HPR/
LPR transfer)
10 Ready for LPR
transfer
To 1 To 10
after HPR
transfer
To 12
after
HPR
transfer
To 12
after HPR
transfer
11 Ready for HPR
transfer
To 1 To 12
after HPR
transfer
To 11
after
HPR
transfer
To 11
after HPR
transfer
To 2
immedi-
ately
12 Ready for HPR
transfer
LPR transfer wait
To 1 To 12
after HPR
transfer
To 12
after
HPR
transfer
To 12
after HPR
transfer
To 10
after
HPR
transfer
13 Ready for SPE
transfer
14 Ready for SPE
transfer
LPR transfer wait
Data of 2 or
More Samples
Final Data
MOR (analytical data req.)