User vini_i

48 votes

Accepted

Why did USB win out over parallel interfaces?

answered Feb 23, 2021 at 12:11

32 votes

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Why does USB have Vcc=5V and high=3.3V?

answered Sep 15, 2015 at 9:07

23 votes

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How many i2c slaves can a i2c master support?

answered Jul 27, 2015 at 12:51

11 votes

When should one use an external crystal for this MCU given that the internal oscillator is much faster?

answered Jul 11, 2016 at 9:56

8 votes

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Why does a capacitor charge faster when there is a diode connected?

answered Mar 12, 2019 at 15:43

7 votes

Place a component on specific height above the PCB

answered Jul 23, 2015 at 12:21

6 votes

How to achieve very accurate/fine rotation with motor

answered Oct 7, 2015 at 4:09

6 votes

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calculating the average power using the oscilloscope

answered Feb 24, 2016 at 13:15

6 votes

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How to safely ground a device plugged into an isolation transformer

answered Mar 11, 2020 at 19:08

5 votes

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Will cutting data line of USB port can supply the right amount of current it is attached to?

answered Mar 6, 2019 at 11:38

5 votes

Resistors soldered 1cm off board

answered Oct 15, 2016 at 13:56

5 votes

Accidently read resistance on live wires

answered Nov 26, 2016 at 17:25

5 votes

Neutral vs ground wire?

answered Jan 26, 2016 at 0:45

5 votes

What is the maximum voltage drop on an LDO?

answered Jul 30, 2015 at 0:10

5 votes

Why aren't FPGAs ubiquitous?

answered Sep 13, 2015 at 12:39

4 votes

Step-by-step explanation of how voltage follower reaches steady state using negative feedback

answered Sep 18, 2015 at 22:42

4 votes

Programming PIC with PICkit3 - do I need enabled MCLR?

answered Mar 23, 2016 at 11:29

4 votes

How can the Model S have a three-phase motor? I thought it was DC?

answered Apr 12, 2016 at 22:13

4 votes

LED lamps keep glowing when dimmer is turned off

answered May 29, 2016 at 23:57

4 votes

Blinking LED on ATMEGA168. Error rc=-1. AVRDUDE

answered Jun 20, 2016 at 14:00

4 votes

level shifter alternatives using passives

answered Oct 21, 2015 at 10:58

4 votes

Accepted

Question about Triac vs Rlay

answered Oct 22, 2015 at 8:56

4 votes

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How long will this battery power this LED strip?

answered Nov 25, 2015 at 17:35

4 votes

Accepted

How can an active rectifier block current?

answered Dec 19, 2015 at 15:07

4 votes

Accepted

Power Losses in a 3 phase rectifier

answered Jul 19, 2016 at 2:12

4 votes

What Multimeter reading?

answered Jan 10, 2020 at 14:12

3 votes

Isolation transformer Confusion

answered Jul 19, 2019 at 14:13

3 votes

Current on human with grounded electrical device

answered Nov 10, 2020 at 13:26

3 votes

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LGA parts and hot air soldering

answered Feb 1, 2019 at 9:36

3 votes

Accepted

What does input/output resistance/impedance mean?

answered Feb 22, 2019 at 22:26

Stack Exchange Network

229 Answers

Why did USB win out over parallel interfaces?

Why does USB have Vcc=5V and high=3.3V?

How many i2c slaves can a i2c master support?

When should one use an external crystal for this MCU given that the internal oscillator is much faster?

Why does a capacitor charge faster when there is a diode connected?

Place a component on specific height above the PCB

How to achieve very accurate/fine rotation with motor

calculating the average power using the oscilloscope

How to safely ground a device plugged into an isolation transformer

Will cutting data line of USB port can supply the right amount of current it is attached to?

Resistors soldered 1cm off board

Accidently read resistance on live wires

Neutral vs ground wire?

What is the maximum voltage drop on an LDO?

Why aren't FPGAs ubiquitous?

Step-by-step explanation of how voltage follower reaches steady state using negative feedback

Programming PIC with PICkit3 - do I need enabled MCLR?

How can the Model S have a three-phase motor? I thought it was DC?

LED lamps keep glowing when dimmer is turned off

Blinking LED on ATMEGA168. Error rc=-1. AVRDUDE

level shifter alternatives using passives

Question about Triac vs Rlay

How long will this battery power this LED strip?

How can an active rectifier block current?

Power Losses in a 3 phase rectifier

What Multimeter reading?

Isolation transformer Confusion

Current on human with grounded electrical device

LGA parts and hot air soldering

What does input/output resistance/impedance mean?