You may have found that charging your project’s lithium battery while at the same time trying to use your circuit didn’t quite workout, with problems like the circuit not turning on and the battery...
Mail Notifier - WiFi Edition RouterPi - A Compute Module 4 Router IoT and a Door Entry System Raspberry Pi 4 PCI-Express Bridge “Chip” Smart Power Bank Keep-Alive Remote Mail Notifier (and GPS Tracker) Laptop Bench Power Supply A Tiny Electronic Dice Car Rev Alarm and Gear Indicator N|Watch – DIY Wristwatch Kit DIY Digital Wristwatch USB Power Switch and Filter Bluetooth Net Monitor AVR USB RGB LED Controller CPU Usage LEDs AVR microcontroller based PWM fan controllersPROJECTS
Si4463 Radio Library for AVR and Arduino nRF905 Radio Library for AVR and Arduino MCP2221 HID Library Millisecond tracking library for AVRLIBRARIES
Raspberry Pi – Compiling a Module for the 64-bit Kernel A Lithium Battery Charger with Load Sharing Modifying RAM SPD Data Getting Bluetooth modules talking to each otherHOW-TO
Repairing a Samsung HT-C460 Home Cinema System IC samples LCD Image Viewer First time with Arduino and AVR microcontrollers IR jammer LEDs looking pretty PWM Fan controllers using the 555 timer IC Joule Thief FM Radio TransmitterMORE STUFF