Digital Design

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Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
Wendy
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LEDs, 555s, Flashers, and Light Chasers
Last message by
Wendy
2 3 4
73
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151K
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D
555 Timer and Servo
Last message by
jpanhalt
2
30
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330
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M
Updating a 1980s circuit board design
Last message by
nsaspook
2
22
Replies
564
Views
ajitnayak
RS485 Communication issue,
Last message by
ajitnayak
0
Replies
85
Views
A
Problem with CH340C
Last message by
Wolframore
13
Replies
269
Views
ba58smith
Converting 12v alternator signal to HIGH/LOW into a uController with an opto-isolator
Last message by
ba58smith
2
22
Replies
1K
Views
J
555 Astable Circuit on Thingiverse
Last message by
dl324
2
25
Replies
339
Views
AbeReinsma
Help with schematic
Last message by
MaxHeadRoom
5
Replies
152
Views
E
555 as timer on delay for high inrush DC motor
Last message by
Martin_R
11
Replies
559
Views
Blaizer
How to allow exactly only one of two inputs at a time
Last message by
Blaizer
2
25
Replies
504
Views
C
NE555 SPICE model for Altium
Last message by
click_here
0
Replies
119
Views
Goxeman
Start 555 output in OFF state
Last message by
Ian0
2 3
43
Replies
697
Views
Doppler2902
Question about OR gate
Last message by
Audioguru again
2
27
Replies
385
Views
P
Frequency Changes Affecting The Output Voltage Of 555 Seen on Multimeter
Last message by
dl324
9
Replies
349
Views
diy instinct
I made PUSH ON/OFF switch for my project.
Last message by
soyez
4
Replies
469
Views
martinmcfly
Motherboard for AMD - Ryzen 5 that supports buffered memory?
Last message by
Papabravo
3
Replies
140
Views
T
Arduino UNO AF/FM Radio Si4844-B20 I2C Issues
Last message by
soyez
3 4 5
81
Replies
3K
Views
A
High Frequency Digital Design - Y junction
Last message by
andrewmm
1
Replies
187
Views
M
Trying to figure out LVCMOS Interface - Will this work?
Last message by
andrewmm
19
Replies
339
Views
Goxeman
Using an LED without series resistor powered with a 555
Last message by
eetech00
10
Replies
299
Views
hinky99
E-Bike Speed Divide by 2 Flip Flop One-Shot
Last message by
Irving
14
Replies
453
Views
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