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About the General Electronics category
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0
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4290
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April 12, 2021
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Using Operational Amplifiers in your Arduino project
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9
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54832
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February 7, 2021
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Buttons and other electro-mechanical inputs (advanced)
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6
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9787
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December 26, 2020
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Buttons and other electro-mechanical inputs (introduction)
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1
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14849
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December 26, 2020
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How to get the best out of this forum
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0
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7639
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November 4, 2020
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Flyback diodes and why you need them
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4
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18791
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March 21, 2025
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Common ground and why you need one
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14
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76154
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May 27, 2020
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Share tips you have come across
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1429
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381321
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July 23, 2026
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Help identifying a two-contact make-up fluid cartridge chip — Sellenicode S-Jet900
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33
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213
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October 8, 2026
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Powering a project
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12
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147
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October 6, 2026
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Smart TV backlight not working anymore Help requested from community
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20
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178
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October 5, 2026
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ESP32 Dev Module optimized for battery
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38
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831
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October 5, 2026
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Troubleshoting ZK-4KX V3 It displays incorrect information
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3
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118
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September 30, 2026
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Grounding or not Grounding an USB shield, that is the question
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22
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1756
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September 30, 2026
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How to program/interact with Arduino Uno R4 Minima via USB-TTL adapter (broken USB-C port)?
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9
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112
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September 29, 2026
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How to program SPI flash chips quickly
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7
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131
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September 25, 2026
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KiCad symbol library for common modules
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14
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220
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September 18, 2026
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How to isolat cf ,cf1 and sel from esp in hlw8012 ic?
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3
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63
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September 18, 2026
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Card Setup Code #include <SPI.h> #include <MFRC522.h> // Pin definitions for Arduino Uno and MFRC522 RFID reader #define RST_PIN 9 #define S
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2
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56
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September 16, 2026
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LIS3MDL datasheet
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2
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94
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September 15, 2026
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Can I use my P CHANNEL MOSFET like this?
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13
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267
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September 14, 2026
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Arduino MKR with ADE7753 power metering IC
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10
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124
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September 13, 2026
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Need help with understanding what happened to my LiPo
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21
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354
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September 7, 2026
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Design power hub
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40
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569
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September 7, 2026
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Can't detect PCF8575 on I2C
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15
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254
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September 5, 2026
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Erratic readings when using UNO R4 WiFi analog pins as digital inputs
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15
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330
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September 1, 2026
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I would like a little criticism of my ESP32 coding, for send/ receive
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10
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267
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August 31, 2026
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Minimal part open-collector output
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67
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1235
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August 27, 2026
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Trying to design my first PCB (4G LTE module), any tips/help?
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5
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182
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August 24, 2026
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USB Port Overload / Arduino Not Turning On
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29
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371
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August 21, 2026
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