Timing Diagrams
Step
Td
Dir
A
B
C
D
Tp
Tsu
Figure 1. Circuit Timing
ELM311
Th
Step
1
2
3
4
Output Logic Level
A
B
C
D
H
L
L
L
L
H
L
L
L
L
H
L
L
L
L
H
Figure 2. Stepping Sequence (Clockwise Direction)
ELM311DSB
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