Digital Design

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Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
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How to load 74hc192 with a number
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Shah Alam 1
11
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Jhon Paul Jaspe
XOR question
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Papabravo
11
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R
design for 60 hz square wave TTL pulse from 9v ac line input
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crutschow
14
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3K
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Q
Serial Communication with square wave generator board
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dendad
17
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T
Interfacing Two Digital Devices
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Timbergetter2
19
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3K
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Verifying 4017 Decade Counter
Last message by
Wendy
9
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4K
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H
555 timer blinking LED
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AnalogKid
6
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1K
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Triggering CD4053 with Arduino
Last message by
ShopRat59
5
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3K
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Dut Chen
Schmitt trigger oscillator questions
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Dut Chen
2
29
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Need help selecting replacement opto coupler for variable PWM power supply.
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Pauly F
2
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2K
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Keyboard not responding with 8051
Last message by
testuserabcdef
0
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778
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sumeryamaner
Attiny85 and unrecognized HIGH levels
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sumeryamaner
2
20
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Divyesh Bhageerutty
Unknown symbols from a USB schematics
Last message by
StayatHomeElectronics
2
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696
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B
Sampling maximum and minimum rate
Last message by
MrChips
1
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2K
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Daniel Lewis
1 Minute Timer Switch Delay
Last message by
crutschow
6
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4K
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Emile Binot
Bi-tonal Siren (555) beginner project problem
Last message by
Colin55
5
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2K
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Babun Pal
Difference between I3C and I2C communication
Last message by
DickCappels
13
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7K
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What does the 555 IC do here?
Last message by
wayneh
10
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2K
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P
SPI extender module for 40 meter run
Last message by
Deleted member 115935
3
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4K
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C
Sequential circuit design help please!
Last message by
WBahn
8
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2K
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