Digital Design

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Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
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H
LED PWM Frequency design
Last message by
hoyyoth
12
Replies
1K
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D
Need help to design a delay block/debouncer with IC 555
Last message by
AnalogKid
10
Replies
1K
Views
J
1st time designing with logic chips. Check my idea?
Last message by
jacmac
14
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2K
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Y
Logic of general dynamics of a circuit
Last message by
yef smith
6
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1K
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C
Need help with fritzing diagram
Last message by
ConnorG
2
38
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3K
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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
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2K
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Maria98
Pre-encoder operation
Last message by
joeyd999
2
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781
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M
Issues with CD40110B
Last message by
matgube
2
37
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3K
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dmarciano84
Trouble Debouncing With 74LS14
Last message by
MrChips
5
Replies
1K
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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
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3K
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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
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1K
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E
The CD4511 Chip
Last message by
AnalogKid
2
24
Replies
2K
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johnyradio
Latch and Ignore?
Last message by
johnyradio
2
39
Replies
3K
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johnyradio
Combination Shift Register/Latch?
Last message by
johnyradio
4
Replies
1K
Views
johnyradio
I2C Selector/Demux?
Last message by
johnyradio
2
26
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3K
Views
C
Push button flashing light circuit
Last message by
christiannielsen
2 3
58
Replies
5K
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E
simulation model for parallel in serial out
Last message by
ci139
10
Replies
2K
Views
dmarciano84
Debounce Switch Circuit - Choosing Component Values
Last message by
dl324
11
Replies
4K
Views
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