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Nice Question

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Why does compiler optimization flag cause function definitions other than main() to break program in AVR ATMega C code?

Awarded Nov 30 at 12:27

cornelius

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Cable shielding (best practices)

Awarded Nov 28 at 12:33

Whiskeyjack

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What is the point of signal amplification if noise is also amplified?

Awarded Nov 27 at 22:07

user4444

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4-Lead SMD Crystal - Connect Both GNDs?

Awarded Nov 27 at 9:32

Leroy105

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To protect a LiPO cell from undervoltage, how low current is low enough?

Awarded Nov 26 at 5:03

Randy

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Supplier advising age of 74HC173 SOIC parts

Awarded Nov 25 at 16:11

Kevin McQuown

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How does the USB protocol work? [closed]

Awarded Nov 21 at 3:45

zack1544

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Why should I route the feedback trace under the output capacitor?

Awarded Nov 18 at 23:48

Helpful

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Why not put a crystal oscillator inside the microcontroller?

Awarded Nov 16 at 21:41

Whiskeyjack

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How to end sending data over I2C by Slave or Master?

Awarded Nov 15 at 6:45

alt-rose

1,47114 silver badges31 bronze badges

Low Drain-Source MOSFET Leakage

Awarded Nov 9 at 14:52

TRISAbits

1,3581 gold badge13 silver badges26 bronze badges

Does a diode flyback protection decrease the life of the relay?

Awarded Nov 8 at 12:48

DrakeJest

81910 silver badges35 bronze badges

What does "Not recommended for new designs" mean in an ATtiny datasheet?

Awarded Nov 7 at 4:27

M Y

2394 silver badges11 bronze badges

How can I identify the input voltage for an unknown device?

Awarded Nov 6 at 15:25

LaCalienta

1236 bronze badges

Is this really electrolytic capacitor leakage?

Awarded Nov 4 at 22:51

techrah

2151 silver badge7 bronze badges

12V Battery charger voltage - cycle use

Awarded Nov 4 at 22:42

Bip

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Thermal relief for a chip without metal plate on the bottom

Awarded Nov 3 at 9:46

user1584421

1,3392 gold badges18 silver badges36 bronze badges

Why is there white stuff on these inductors?

Awarded Nov 2 at 8:18

Ashu Tamar

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What is the difference between RS-232 and TTL UART? [duplicate]

Awarded Nov 1 at 22:41

eepty

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Can a switch's rated voltage/current be too great for a given application

Awarded Oct 28 at 14:35

nohatsatthetable

1256 bronze badges

Is there a correspondence between cache size and access latency?

Awarded Oct 28 at 9:56

ivanmp

2022 silver badges6 bronze badges

Weird Diodes inside RGB LED

Awarded Oct 27 at 23:57

Sam

2031 silver badge6 bronze badges

What is the effect of adding a capacitor and a battery in parallel?

Awarded Oct 27 at 7:15

lupinn

1111 silver badge5 bronze badges

Help identifying pwm controller "67A"

Awarded Oct 26 at 21:16

Pentium100

6,5903 gold badges33 silver badges40 bronze badges

How to increase current of a DC circuit

Awarded Oct 26 at 15:18

niko

5634 gold badges8 silver badges19 bronze badges

How to display I2C address in hex

Awarded Oct 26 at 14:48

Xcodo

7811 gold badge4 silver badges19 bronze badges

How many "grounds" are there and what is the difference?

Awarded Oct 23 at 4:34

komrad2236

4091 silver badge8 bronze badges

SPI device prevents ISP programming

Awarded Oct 22 at 17:31

Tom Van den Bon

1713 silver badges7 bronze badges

Which stackup to choose for JLPCB FR4 up to ~10GHz

Awarded Oct 21 at 23:08

Waldorf

2113 bronze badges

Determining which pin triggered a PCINTn interrupt?

Awarded Oct 18 at 1:06

Tom Davies

3161 gold badge2 silver badges11 bronze badges

Comparator doesn't compare inputs close to VCC

Awarded Oct 17 at 15:08

CaveScientist

5391 silver badge13 bronze badges

STM32 GPIO Speed

Awarded Oct 16 at 11:04

Amin Rostami

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MC34063A: Why am I overclocking this chip?

Awarded Oct 13 at 23:27

AndrejaKo

23.3k27 gold badges112 silver badges187 bronze badges

Why is there a difference between pad-to-trace and trace-to-trace clearance?

Awarded Oct 12 at 17:10

elialm

3335 bronze badges

32kHz crystal long start time on 10% of PCBs we order

Awarded Oct 11 at 6:08

Juicer

1537 bronze badges

When should twisted pair wires be used?

Awarded Oct 10 at 19:41

Hari

6665 silver badges15 bronze badges

What causes old power supplies to start humming?

Awarded Oct 9 at 19:18

naught101

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Analyze protocol used for Futaba VFD display, 3 data pins

Awarded Oct 9 at 0:43

Codebeat

1,3261 gold badge12 silver badges38 bronze badges

How do we create current sources?

Awarded Oct 8 at 3:10

Circuit fantasist

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How to calculate parasitic capacitance in a trace?

Awarded Oct 5 at 12:41

Kapurnicus

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Thicker solder harder to melt?

Awarded Oct 4 at 22:21

Jack

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What are those black spots in these lead-free solder joints?

Awarded Oct 4 at 15:04

MV.

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What is ohm joules (ΩJ) unit used for? [duplicate]

Awarded Oct 4 at 14:18

doubleE

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Transformer heating up without load

Awarded Sep 30 at 14:00

miceuz

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ESP32: how to keep a pin high during deep sleep (RTC GPIO pull-ups are too weak)?

Awarded Sep 28 at 19:00

anrieff

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How to Use an External ST-Link/V2 with the STM32F4 Discovery Board

Awarded Sep 27 at 8:15

maddouri

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How were standard serial port baud rates chosen?

Awarded Sep 24 at 10:34

SRobertJames

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What is an ideal layout for a normally-open solder jumper?

Awarded Sep 22 at 8:48

KJ7LNW

1,7867 silver badges22 bronze badges

RS485 terminating resistor power rating

Awarded Sep 22 at 8:41

ElectronS

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how to select capacitor for a crystal oscillator

Awarded Sep 20 at 16:30

sven

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Heatsink on underside of PCB

Awarded Sep 20 at 11:33

Benjamin

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What is the purpose of the Motor Run Capacitor?

Awarded Sep 20 at 10:30

boatcoder

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How do I know if a wire is floating or not?

Awarded Sep 19 at 5:42

Muhammad Ikhwan Perwira

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Does USB-A connector have the pins required for USB power delivery (PD)?

Awarded Sep 19 at 1:10

juhist

1,5731 gold badge13 silver badges20 bronze badges

How to escape 0.5mm ball grid array pins?

Awarded Sep 18 at 13:56

Mr Squid

2215 bronze badges

How to connect a crystal oscillator to generate Square wave

Awarded Sep 17 at 17:28

Michael harris

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How can I handle regenerative braking when the lithium-ion battery is full?

Awarded Sep 15 at 19:57

Maple

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How to convert a digital signal from 24V to 5V

Awarded Sep 14 at 11:19

Pierre B

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Different inverter (logic gate) symbols

Awarded Sep 14 at 3:11

JRN

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Why is a reverse-biased diode needed when connecting power supplies in series?

Awarded Sep 13 at 14:30

seeker

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