Digital Design

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Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
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Mancoba1
8x 1 to 8 Demultiplexers
Last message by
ericgibbs
2 3
49
Replies
4K
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L
10-second count down timer needed"
Last message by
eetech00
2
26
Replies
5K
Views
B
Blue Ray Disc
Last message by
biferi
5
Replies
835
Views
P
Interpreting the datasheet for a CD4071B OR gate
Last message by
WBahn
6
Replies
979
Views
M
12v Led Light Circuit, dual power input with single power output
Last message by
LowQCab
6
Replies
1K
Views
H
LED PWM Frequency design
Last message by
hoyyoth
12
Replies
2K
Views
D
Need help to design a delay block/debouncer with IC 555
Last message by
AnalogKid
10
Replies
2K
Views
J
1st time designing with logic chips. Check my idea?
Last message by
jacmac
14
Replies
2K
Views
Y
Logic of general dynamics of a circuit
Last message by
yef smith
6
Replies
1K
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C
Need help with fritzing diagram
Last message by
ConnorG
2
38
Replies
3K
Views
K
Can a old-fashioned Germanium Diode be used with a 555 to drive a 4017, or drive a 4017 alone??
Last message by
Kim Sleep
2
27
Replies
3K
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Maria98
Pre-encoder operation
Last message by
joeyd999
2
Replies
820
Views
M
Issues with CD40110B
Last message by
matgube
2
37
Replies
3K
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dmarciano84
Trouble Debouncing With 74LS14
Last message by
MrChips
5
Replies
2K
Views
dmarciano84
Trouble with PWM Control of DC Fan
Last message by
Audioguru again
11
Replies
2K
Views
Mancoba1
Multiplexer for Oscilloscope
Last message by
ScottWang
17
Replies
3K
Views
lpares12
Power latch to feed MCU on state change of switch (help fixing circuit)
Last message by
ci139
7
Replies
1K
Views
A
In Logisim-evolution, I need to add features to my 24-hour clock.
Last message by
dl324
1
Replies
1K
Views
E
The CD4511 Chip
Last message by
AnalogKid
2
24
Replies
3K
Views
johnyradio
Latch and Ignore?
Last message by
johnyradio
2
39
Replies
3K
Views
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