Digital Design

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Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
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J
555 design help - It needs to be 22Khz with around 28% duty cycle.
Last message by
MisterBill2
3
Replies
677
Views
T
Half-wave rectification using a thyristor
Last message by
tarek908
2
20
Replies
2K
Views
4
2-digit CD4026 counter not working
Last message by
sarahMCML
8
Replies
1K
Views
P
How to stop interference triggering a circuit
Last message by
Pcarmour
15
Replies
1K
Views
baleck
Multiplexer 8 dry contacts to a 4-20mA or 0-10V analog
Last message by
MisterBill2
2
22
Replies
2K
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N
3 Digit Frequency Counter
Last message by
MrChips
3 4 5
93
Replies
5K
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N
0 To 99 Counter
Last message by
MisterBill2
3
Replies
773
Views
Samantha Groves
Control Unit decoder
Last message by
Samantha Groves
2
Replies
583
Views
Heath Raftery
High impedance, negative pin voltage excursions - are they a concern?
Last message by
sarahMCML
2
21
Replies
2K
Views
Magician.Graham
trigger remote
Last message by
Magician.Graham
4
Replies
610
Views
Icanmakeit67
Voltage using ics and seven segment display
Last message by
ericgibbs
12
Replies
2K
Views
Samantha Groves
Implementing hex flags
Last message by
WBahn
12
Replies
1K
Views
N
  • Locked
Implementing Rippled Blanking With A CD4511
Last message by
NapSolo
12
Replies
2K
Views
K
One shot 7555 running on 3vdc
Last message by
Kim Sleep
2
37
Replies
2K
Views
floxia
Need help to modify multiplexed 7 segment circuit to avoid software multiplexing
Last message by
floxia
0
Replies
706
Views
M
Seven segment display and invalid states
Last message by
mikerodi
2
28
Replies
13K
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4
tl431 low battery cutoff not working
Last message by
crutschow
4
Replies
1K
Views
kaviyarasu34
Need clarity on TI's LM555 datasheet Usage of words on Trigger & Threshold
Last message by
kaviyarasu34
8
Replies
1K
Views
R
Need help with SD Card and also TI Sitara AM62A
Last message by
simonnovak
1
Replies
793
Views
R
Why is my clock looking so bad?
Last message by
MrChips
18
Replies
1K
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