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Justme
  • Member for 3 years, 9 months
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56 votes
Accepted

UART signal is "rounded"

53 votes
Accepted

Why aren't resistors being used in this flip-flop used in static MOS RAM?

50 votes
Accepted

Is the capacitor drawn or wired wrongly?

47 votes
Accepted

Why did they design new connectors for USB?

39 votes
Accepted

Two LEDs connected in series don't work

34 votes

How does the network card determine the cable length?

32 votes

What is the simplest way to invert a signal with just one jumper?

32 votes

How can a Cat 5 cable (frequency 100 MHz) transmit 2.5 gigabits/second?

31 votes

Why are color difference signals transmitted rather than R,G,B signals?

31 votes

Why don't we have a circular USB port?

30 votes

My DIY RGB LED panel powered by 9V battery works but certain colors like blue, white, and purple don't work

29 votes
Accepted

Why aren't many classical logic gates reversible?

28 votes
Accepted

Why is my Arduino's GND pin emitting power instead of grounding it?

27 votes
Accepted

Is there such a thing as a programmable power sink?

27 votes

Suicidal ASUS power brick?

26 votes
Accepted

Microcontroller works on breadboard, but not on PCB (which is proven to be correct)

26 votes
Accepted

Can I connect two microcontrollers via RS232 separated by a distance of 3.5 inches? Both are on two separate PCBs

25 votes

Reason for x86 reset vector being at 0xFFFFFFF0 instead of 0xFFFFFFFF

25 votes

Why do motor drives have multiple bus capacitors of small value capacitance instead of a single bus capacitor of large value?

25 votes

What is the purpose of tiny "bumps" on LED legs?

25 votes
Accepted

Ceramic resonator changes and maintains frequency when touched

24 votes
Accepted

Sawtooth wave in oscilloscope instead of a square wave

24 votes
Accepted

Bridge rectifier: What is the purpose of these two elements?

23 votes

Why does a permanent, non-moving magnet, stuck to a long piece of metal generate a voltage?

22 votes
Accepted

Decoupling Capacitors: What happens to the DC on the cap once noise is introduced and it shorts?

22 votes

Why use two transistors driving LEDs when one would work?

21 votes

Shouldn't an I2C address be 7-bit binary?

20 votes
Accepted

What are VDDA and VSSA?

20 votes

Why recommend tantalum over ceramic capacitor for voltage regulator?

19 votes
Accepted

What kind of IC is this, and how can I erase its memory to reuse it?

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