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Digital Design

Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)

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L

about 555 PWM generator

Last message by

Alec_t

Jul 26, 2020

9: Replies

1K: Views

P

Control 16 outputs using 4 inputs

Last message by

pirikitoman

Jul 25, 2020

13: Replies

3K: Views

How to introduce 90 degree phase shift to 555 timer?

Last message by

WBahn

Jul 24, 2020

13: Replies

4K: Views

Reducing the Voltage Level of TX line of an FTDI using voltage divider

Last message by

Irving

Jul 23, 2020

12: Replies

2K: Views

T

Digital Command and Control. What am I missing in this circuit in order for it to function consistently?

Last message by

MrChips

Jul 23, 2020

2: Replies

1K: Views

F

PWM on enable output of SN74HC595 shift register

Last message by

djsfantasi

Jul 22, 2020

15: Replies

3K: Views

Gerber file for simple PCB circuit

Last message by

MaxHeadRoom

Jul 22, 2020

2

31: Replies

4K: Views

E

I tried to make a quiz game show circuit thingy.

Last message by

djsfantasi

Jul 21, 2020

2

34: Replies

4K: Views

D

voltage regulator selection

Last message by

MrChips

Jul 21, 2020

7: Replies

1K: Views

M

Need GPIO pin to briefly stay high after switch is released

Last message by

Irving

Jul 20, 2020

13: Replies

3K: Views

P

FTDI chip power and connection issue (FTDI232HL)

Last message by

DickCappels

Jul 20, 2020

4: Replies

2K: Views

M

Help Me Design - Encoder De-multiplexer

Last message by

mcardoso

Jul 20, 2020

18: Replies

3K: Views

M

Help Me Troubleshoot Circuit Glitches

Last message by

mcardoso

Jul 20, 2020

11: Replies

3K: Views

M

TLC555 pulse circuit to keep a power bank active

Last message by

Midge

Jul 18, 2020

3: Replies

3K: Views

A

Controlling a bipolar stepper motor with motorshield v2 and Arduino Mega 2560

Last message by

KeithWalker

Jul 17, 2020

8: Replies

5K: Views

XOR chip is leaking

Last message by

sparky 1

Jul 17, 2020

14: Replies

2K: Views

Twinkling Lights using two 556 timers

Last message by

mtonge

Jul 15, 2020

4: Replies

2K: Views

555- Delayed Latch Circuit Help

Last message by

ocean750

Jul 15, 2020

10: Replies

3K: Views

B

Positive trigger 555 timer circuit

Last message by

crutschow

Jul 15, 2020

12: Replies

3K: Views

P

Charge pump "Voltage Quadrupler"- data sheet error?

Last message by

ci139

Jul 14, 2020

13: Replies

2K: Views

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