Digital Design

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Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
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F
555 timer to control two relays alternately
Last message by
wayneh
6
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3K
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T
555 Timer + IRF510 Flyback Driver help
Last message by
Teiknethal
8
Replies
6K
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L
Conjoined Twin 555 Timer(s)?
Last message by
luvv
8
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3K
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S
help with 555 timer
Last message by
tracecom
2 3
43
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6K
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S
555 voltage tripler
Last message by
Skfir
9
Replies
6K
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David_Baratheon
Problem with 555 timer
Last message by
Audioguru
2
25
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6K
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David_Baratheon
help with digital circuit
Last message by
WBahn
2
36
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7K
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A
How to unmultiplex a 7 segment LED display
Last message by
Aries2013
9
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4K
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imzack
USB Data Voltages for Charging
Last message by
imzack
11
Replies
4K
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D
help needed with smp using 555 and 2n3055
Last message by
takao21203
3
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2K
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A
counter design
Last message by
davebee
7
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2K
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9
555 timer help
Last message by
98QuadCabV10
8
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3K
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M
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Adjusting Period of Square Wave Pulse
Last message by
Georacer
10
Replies
7K
Views
A
Transistor switching ne555 circuit
Last message by
ardudriver
10
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3K
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S
PIR to switch a 555 timer
Last message by
Speedjayg
2
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3K
Views
S
555 PWM Fan controller start up
Last message by
Sam__
11
Replies
6K
Views
S
Tolerance Calculation for Timer 555 (help-plz)?
Last message by
Papabravo
3
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3K
Views
M
HDMI Switch controlled by USB Relay Board
Last message by
crutschow
1
Replies
4K
Views
vinodquilon
555 one-shot trigger switch
Last message by
tracecom
7
Replies
4K
Views
S
Which is the best 555 timer??
Last message by
Skfir
15
Replies
16K
Views
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