Digital Design

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Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
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dileepchacko
spread spectrum implementation (using logic gates) for reducing EMC
Last message by
DickCappels
15
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3K
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B
Counting, produce a random count.?
Last message by
dl324
8
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1K
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B
CD4029 Count Up state check.?
Last message by
crutschow
1
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761
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P
Logic Level Converter Not Needed
Last message by
PIC-User
9
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2K
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Q
555 not oscillating at right frequency. (Gets hot on circuit board)
Last message by
AnalogKid
9
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1K
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G
Need assistance answering these Digital System Architecture questions, please help!
Last message by
GroovyJack
0
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853
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Q
555 supply current
Last message by
Audioguru again
6
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1K
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S
CMOS short circuit protection question
Last message by
olphart
9
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3K
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T
3d design software
Last message by
BobTPH
11
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2K
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mspider65
Active-Low enable input driven by high voltage signal
Last message by
mspider65
4
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2K
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Udhaya Prakash Jayaram
Push Button Long press On/Off dual function
Last message by
Juhahoo
2 3
43
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17K
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M
RS232 Interface - My processor does not have DCD/DTR/RI signals - how to tie them off
Last message by
KeepItSimpleStupid
6
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3K
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L
Beginner's question about a NOT inverter
Last message by
dl324
8
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2K
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M
Digital signal 800kHz through long cable; reflections and how to compensate.
Last message by
Papabravo
2
39
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7K
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K
Led "computer"
Last message by
Ian0
12
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1K
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NOISEBOB
how to wire and trigger the 4017 to count only one cycle per pulse?
Last message by
Ukeje
10
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3K
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J
I2C signal quality and SDA/SCL microcontroller protection
Last message by
josmA
2
25
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5K
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Arjune
  • Locked
Strange digital clock dilemma
Last message by
DickCappels
2 3 4
64
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7K
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N
4081 gate output
Last message by
MisterBill2
2
25
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3K
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D
Simple Timer Circuit - Will this circuit work?
Last message by
David Nolan
2 3
53
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5K
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