Digital Design

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Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
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spinnaker
Does the USB host need to know anything about it's client?
Last message by
spinnaker
0
Replies
1K
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C
555 astable constant current
Last message by
tubeguy
14
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6K
Views
D
555 timer/logic project assistance needed
Last message by
elec_mech
2 3
44
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7K
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K
555 resistor on discharge for 50% duty cycle
Last message by
kampianakis
2
30
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10K
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555 timer design
Last message by
absf
2 3 4
66
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14K
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tracecom
Calculating t1 and t2 on a 50% duty 555 astable
Last message by
Jony130
9
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4K
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B
Output of 555 monostable stays on
Last message by
tracecom
2
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2K
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B
Need a simple XOR for Car turn signal
Last message by
spinnaker
2
24
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15K
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D
555 timer problem a bit different...
Last message by
tracecom
12
Replies
3K
Views
S
555 monostable switch
Last message by
timescope
1
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3K
Views
R
USB Car Charger
Last message by
spinnaker
11
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3K
Views
cpqfe29
Egg drop - box with 555 siren alarm inside.
Last message by
elec_mech
6
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4K
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R
USB Phone Charger
Last message by
rjojjr91
2
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1K
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L
DC controlled duty cycle of 555
Last message by
THE_RB
1
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2K
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A
delay time control between two square wave
Last message by
thatoneguy
4
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3K
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K
First post 555 astab
Last message by
kenteroo
2
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1K
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takao21203
3.3v dc/dc, dual supply from Li-Ion batt. & USB
Last message by
takao21203
3
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1K
Views
D
Shorting USB and Speaker Pins
Last message by
R!f@@
1
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1K
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P
555 timer reset
Last message by
t_n_k
1
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3K
Views
Kingsparks
555 Astable
Last message by
ScottWang
5
Replies
2K
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