Digital Design

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Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
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Flapper Beep for a Prize Wheel
Last message by
ebeowulf17
2
20
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A
Obsolete Oscillator Chip Substitute
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ebp
2
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1K
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Urmil Modi
Pulse Delay Circuit Using 555 Timer
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ian field
7
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recklessrog
Problem gating 4047B astable.
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recklessrog
11
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B
How can I make a simple 3 Way Intercom Circuit with discrete parts
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BLiND18514
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B
SN7490 Counter problem - won't respond to clock signal
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ebp
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20
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recklessrog
De-bounce circuit not working as expected
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recklessrog
2 3 4
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7K
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S
Creative T6060 volume/bass controller broken
Last message by
sacredserpet
0
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4K
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recklessrog
Logic integrated circuits functional equivalents.
Last message by
dl324
10
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3K
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C
Add LED to 7447 BCD to 7 Segment Display Decoder
Last message by
MrChips
7
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4K
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N
Active filter a Low Pass Butterworth
Last message by
crutschow
4
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2K
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G
Signals between digital IC's
Last message by
georgedb
14
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2K
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Cayo Fontana
H-Bridge: boost power PWM signal
Last message by
dendad
3
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1K
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F
Question about similar 555 timer circuit- LED Flasher and Fader
Last message by
AnalogKid
5
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3K
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Allen Xue
About USB Charger:PD,QC3.0,QC4.0
Last message by
ericgibbs
1
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581
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Aswinth
How to make use 74HC245 in bi-directional mode
Last message by
ScottWang
8
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5K
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longpole001
TC4056A IS EQUIVALENT - NOT A CLONE
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longpole001
0
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3K
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H
  • Poll
555 timer V.S. Atmega13 for reliabilty
Last message by
GetDeviceInfo
19
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3K
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T
CAN BUS protocol using MPC25625 with ARDUINO
Last message by
Papabravo
8
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2K
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davidcoll
Mosfet driver pin configurations
Last message by
ebp
2
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