16–bit i/o shift register figure 6, B) repetitive pulse inputs, C) continuous pulse inputs – Rainbow Electronics DS1800 User Manual
Page 12: Cascading operation figure 8
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DS1800
072095 12/13
16–BIT I/O SHIFT REGISTER Figure 6
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
WIPER–1
POSITION VALUE
WIPER–0
POSITION VALUE
CONTACT CLOSURE TIMING DIAGRAMS Figure 7
(a) Single Pulse Inputs
t
CPW
V
IH
V
IL
(b) Repetitive Pulse Inputs
t
CPW
t
HPW
V
IH
V
IL
(c) Continuous Pulse Inputs
t
CCP
V
IH
V
IL
CASCADING OPERATION Figure 8
DS1800
#1
DS1800
#2
DS1800
#n
D
D
D
C
OUT
C
OUT
C
OUT
2K–20K
Ω
(ISOLATION RESISTOR)
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