Digital Design

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Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
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RichardO
How does a 555 timer work?
Last message by
ian field
18
Replies
4K
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The Engineer
icm7555 discharge and threshhold
Last message by
jpanhalt
5
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1K
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parmaja
I burned this small board "USB Car charger"
Last message by
parmaja
8
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2K
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F
How to time frequency in 555 timer along with a constant output.
Last message by
ScottWang
12
Replies
3K
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Guest3123
Small USB Cellphone Charger - A little help is needed.
Last message by
Guest3123
2 3 4
60
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9K
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4
triggering a 555 monostable without a push button/switch trigger?
Last message by
Bernard
3
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8K
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E
DC voltage converted to square wave?
Last message by
DerStrom8
10
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15K
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jimzinvt
555 timer to delay motor start
Last message by
jimzinvt
5
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3K
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P
555 Monostable Multivibrator
Last message by
Alec_t
13
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2K
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C
What are the disadvantages of USB signal generators?
Last message by
Sensacell
4
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5K
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S
Multiplexing number of led-displays
Last message by
ScottWang
2
20
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12K
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O
selection of IGBT driver..
Last message by
crutschow
2
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1K
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ro169
555 digital stopwatch
Last message by
ScottWang
8
Replies
2K
Views
M
Generating square wave from sinusoid using uA741
Last message by
mghg13
6
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2K
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G
I Hate My Logic Design Class...
Last message by
spookymulder
13
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6K
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K
  • Locked
Retriggerable 555 circuit
Last message by
Wendy
15
Replies
16K
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T
NE555 timer circuit
Last message by
wayneh
1
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1K
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S
Creating an XOR gate
Last message by
JoeyCluett
11
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18K
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Fravo Crumbo
[QuestionBuild homemade USB flash memory
Last message by
Fravo Crumbo
6
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2K
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D
Measuring vs calculated output, 555
Last message by
vk6zgo
8
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3K
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