Figure 4.6.17 State Of Position Signals - Fujitsu M2361A Customer Engineering Manual

g. State detector
The state detect circui t detects the low-order two bi ts of the present
head posi tion by two posi tion signals. POSN and POSQ.
POSN
POSQ
POSN>
POSQ
POSN
+
POSQ
>
0
·SNN
·SNI
·SQI
PARI
PAR2
Figure 4.6.17 State of Position signals
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