Click a link to navigate to the page: 2024 Nov 10Battery Voltage Testers Nov 09Discharge-Only Battery Testers Nov 09XH-M239 Single 18650 Discharge Tester Nov 08Four Battery-Tester Nov 08Two Battery-Tester Nov 03ESP32-C3 Super Mini Oct 28All-In-One Battery Testers Oct 28Single-Battery Tester Oct 26SYN115 Oct 26HC-12 Oct 26Solar Energy Oct 26Solar Panels Oct 201.9'' 170x320 IPS TFT Display Oct 20ST7789 Oct 20Slow Website Oct 18Advanced Battery Testers Oct 18Fake Batteries Oct 17T-Display Oct 17Programming T-Display With ESPHome Oct 17Batteries Oct 16Displays Oct 16TFT Displays Oct 16Adding TFT Display To Lolin32 Lite Oct 16SPI (Serial Peripheral Interface) Oct 15Lolin32 Lite Oct 15Interfacing With Home Assistant Oct 15Receiving Button State Oct 14Bistable Switch Oct 14XL-10AL Oct 09Adding Deep Sleep To T-Display Oct 07Power Profiler Kit II Oct 05Lilygo T-Display Oct 01Programming T-Display Oct 01Writing C++ Code For T-Display Sep 29ESP32 Sep 28Momentary Push Buttons Sep 28Omron B3F Sep 27Changing Hotends Sep 26IDEX - Snapmaker J1 Sep 143D Printer Sep 08LED Controller Sep 08CN5711 Sep 074-Socket Smart Powerstrip Sep 06Logic Inverters Aug 29Repurposing Powerstrip Aug 28Single-GPIO Bi-Color Signals Aug 28Logic ICs Aug 28NAND Gates Aug 28CD4093 Aug 28Operational Amplifier Aug 28Fake OpAmps Aug 28MCP6002 Aug 28Dual-GPIO ESPHome Configuration for Powerstrip Aug 27DC Motor Control Aug 27TB6612 Aug 25Data Aug 25Signal LEDs Aug 25Bipolar Bicolor LED Aug 25Signal Processing Aug 23Two Separate LEDs Aug 13Data Transfer Via WiFi Aug 10Simple ESPHome Configuration for Powerstrip Aug 03GPIO Aug 01ESPHome Aug 01Switches And Controlling Devices Aug 01Remote Controlled Powerstrip Jul 312A G3MB-202P Jul 31RF Radio Relais Jul 31WiFi Relais Jul 30Solid State Relais Jul 28Remote-Controlled Relais Jul 20Secure AC Power Jul 18Tuya Jul 17WiFi Jul 16MQ Family Of MOS Gas Sensors Jul 16MQ-135 Air Quality Jul 16S2 Mini Jul 15Air Quality Sensors Jul 13Internet Access Jul 12Introduction Jul 12Add ESPHome Device To Home Assistant Jul 12Adding Automation Jul 12Adoption Jul 12Configuring WiFi Jul 12Default Configuration Jul 12Edit Configuration Jul 12Example Devices Jul 12CO2 Sensor Jul 12Push Button (Toggle) Jul 12Manual Provisioning Jul 12Provision New Microcontroller Jul 12Provisioning Directly Jul 12Review Device Entities Jul 12Using Dashboards Jul 11ESPHome Jul 10Troubleshooting Jul 08Raspberry Pi Jul 07Selecting OS Jul 07Assembling Raspberry Pi 5 And Installing Home Assistant Jul 07INA3221 Jul 07I2C Jul 05Expansion Boards Jul 05DevKitC V4 / 38-Pin ESP32 Jun 16Home Assistant Jun 05Sensirion SCD30 Jun 04Sensors Jun 03Adding Display Jun 02Raspberry Pi 5 Assembly Jun 02Parts Required Jun 01Raspberry Pi Foundation May 26Firmware May 26Firmware From Someone Else May 26Writing Own Firmware May 26Introduction May 24Bootloader May 24Connect Development Board To Computer May 22Microcontrollers May 22Microcontroller Families May 22Programming Microcontrollers May 20Flash Memory May 20SPIFFS (SPI Flash File System) May 19Serial May 18ESPFeatures May 18DAC May 17Measuring Voltage and Current May 17Oscilloscope May 16ESP32 DevKitC V4 May 14DL24 Atorch May 07SSD1331-Based OLED Display May 07Interfaces May 06SH1107-Based OLED Display May 05Wireless Data Transmission May 05OLED Displays May 05SSD1306-Based OLED Display May 04S2 May 04I2C Interface With S2 Mini May 02Powerbank May 021S Modules May 0222.5W Power Delivery Module May 02Powerbank Modules Apr 29Switch Apr 29Relais Apr 28SH1106-Based OLED Display Apr 27Transistors Apr 27Switching DC Loads With Transistors Apr 21XY-C15H (20W) Apr 21Wired Data Transmission Apr 21Mini W5500 Ethernet Controller Apr 21RXB12 Apr 21RXB14 Apr 21RXB6 Apr 20RXC6 Apr 20Breadboard Apr 20Power Supply Apr 20HW-131 Apr 19FM Public Broadcast Apr 19FM Public Broadcast Receivers Apr 19RDA5807M Apr 19FM Public Broadcast Senders Apr 19HW-158 Apr 19EV1527 Receivers Apr 19RX480-E Apr 19RXB8 Apr 18MX-RM-5V / RF-5V Apr 18OpenSmart ASK Receiver Apr 18RX470-4 Apr 18SYN480R Apr 18OpenSmart ASK Sender Apr 18TX-WL102 Apr 18RFM69 Apr 17Data Transmission Apr 17AM OOK Receivers Apr 17AK-RXB59R Apr 17Gaussian Frequency Shift Keying (GFSK) Apr 17GFSK-Transceivers Apr 17HW237 Apr 16EV1527 Apr 16FSK-Transceivers Apr 15AM (Amplitude Modulation) Apr 15Amplitude Shift Keying (ASK) Apr 15EV1527 Senders Apr 15On-Off-Keying (OOK) Apr 15Transceivers Apr 15FM (Frequency Modulation) Apr 15Frequency Shift Keying (FSK) Apr 15AS07-M1101S Apr 15E07-M1101D Apr 14XS-AP50L (50W) Apr 14YTX888 (0W) Apr 13Audio Apr 13Amplifier Apr 13Bluetooth Amplifier Apr 13XY-P15W (15W) Apr 13XY-P5W (5W) Apr 13XY-WRBT (0W) Apr 13Audio Playback Devices Apr 11HW-878 MP3 Prompter Apr 11ENC28J60 Ethernet Controller Apr 11W5500 Ethernet Controller Apr 11LM2596 Buck Converter Apr 11HW-816 Programmable Buck Converter Apr 022S 20A Battery Management Systems (BMS) Apr 01Short Range Device Apr 01TX118SA Apr 01AM OOK Senders Apr 01FS1000A Mar 30Limiting Current And Picking Appropriate Series Resistors Mar 30Devices Mar 30Electronic Load Mar 29Arduino vs. ESP32 Mar 287-Segment Display Mar 28HT16K33 Mar 28MAX7219 Mar 28TM1637 Mar 28APA106 Mar 281S 10A Battery Management Systems (BMS) Mar 282S 10A Battery Management Systems (BMS) Mar 282S 13A Battery Management Systems (BMS) Mar 283S 60A Battery Management Systems (BMS) Mar 284S 40A Battery Management Systems (BMS) Mar 25LED (Light Emitting Diodes) Mar 241S 2A Battery Management Systems (BMS) Mar 241S 5A Battery Management Systems (BMS) Mar 23COB LED (Chip On Board) Mar 23ATTiny Mar 23Arduino Family Mar 23ESP Mar 23ESP32 Microprocessor Family Mar 23C3 Mar 23C6 Mar 23S3 Mar 23ESP8266 Mar 22Ethernet Mar 222S 5A Battery Management Systems (BMS) Mar 222S 8A Battery Management Systems (BMS) Mar 22Batteries Mar 212S 4A Battery Management Systems (BMS) Mar 21PowerShell Mar 20High Performance LED Mar 20SMD LED Mar 19APA102 Mar 19SK6812 Mar 19SK6822 Mar 19WS2811 Mar 19WS2812 Mar 19WS2813 Mar 18Light Mar 18Dual Color LED Mar 18Piranha / SuperFlux Mar 18Programmable LED Mar 18RGB LED Mar 18Straw Hat LED Mar 17Classic Indicator LED Mar 162S 3A Battery Management Systems (BMS) Mar 163S 20A Battery Management Systems (BMS) Mar 164S 15A Battery Management Systems (BMS) Mar 164S 25A Battery Management Systems (BMS) Mar 15Voltage Mar 09XL4015 Voltage Regulator Mar 08Buck Converters Mar 03Charging Batteries Feb 28Storage Feb 28Permanent Storage on SD Cards Feb 27Human Interface Feb 27Rotary Encoders Feb 27Using Mechanical Rotary Encoder Feb 27Power-Related Feb 271S - Protecting Single Batteries Feb 27Battery Management Systems (BMS) Feb 272S - Using 2 Batteries in Series Feb 273S - Using 3 Batteries in Series Feb 274S - Using 4 Batteries in Series Feb 274S 8A Battery Management Systems (BMS) Feb 27DC-DC Converters Feb 27LM5116 Buck Converter Feb 27XL4005 Buck Converter Feb 27XL4015 Buck Converter Feb 27XL4016 Buck Converter Feb 27Measuring Current Via Shunt Feb 27INA226 Current And Voltage Monitoring Feb 27Example: INA226 Basic Setup Feb 27Discrete Parts Feb 24Transistors