MIL-M-38510/25E
BCD COUNT SEQUENCE (see note 1) |
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Count |
Output |
|||
D |
C |
B |
A |
|
0 |
L |
L |
L |
L |
1 |
L |
L |
L |
H |
2 |
L |
L |
H |
L |
3 |
L |
L |
H |
H |
4 |
L |
H |
L |
L |
5 |
L |
H |
L |
H |
6 |
L |
H |
H |
L |
7 |
L |
H |
H |
H |
8 |
H |
L |
L |
L |
9 |
H |
L |
L |
H |
RESET/COUNT FUNCTION TABLE |
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RESET INPUTS |
OUTPUT |
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R0(1) |
R0(2) |
R9(1) |
R9(2) |
D |
C |
B |
A |
H |
H |
L |
x |
L |
L |
L |
L |
H |
H |
x |
L |
L |
L |
L |
L |
x |
x |
H |
H |
H |
L |
L |
H |
x |
L |
x |
L |
COUNT |
|||
L |
x |
L |
x |
COUNT |
|||
L |
x |
x |
L |
COUNT |
|||
x |
L |
L |
x |
COUNT |
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DEVICE TYPE 01
NOTES:
1. Output A is connected to input BD for BCD count.
2. Output D is connected to input A for BiQuinary count.
3. H = high level, L = low level, x = irrelevant.
FIGURE 2. Truth table.
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