Electronics
Tinkering with electronics, soldering, PCBs etc.
Identifying components
Resistors Diode LED Capacitors Cables
Chips
TTL 74HC74 - Dual D FlipāFlop with Setand Reset 74HC74.pdf SN54LS393 - Dual 4-StageBinar...
Boards & Kits
STM32 Nucleo
Board https://en.wikipedia.org/wiki/STM32#Development_boards NUCLEO-F302R8 board for STM32F30...
Smart switch ESP8266EX
Sonoff WiFi smart switch Original firmware: fwbackup.bin Installing alternative firmware: h...
Lilygo LORA32 - TinyGS
ESP32: esp32_technical_reference_manual_en_0.pdf Configuration Configuration can be reset usi...
Raspberry Pi Pico H
Specs Dual core Arm Cortex M0+ 133 MHz 264kB multi-bank high performance SRAM 2MiB external ...
Arduino Nano - Atmel MEGA328P
Pinout 5V - comes form USB-C VBUS and/or output of the regulator (VIN); MCU has operating vo...
Sinclair Scientific Calculator Emulator (1974)
e A register level TMS0805 CPU emulator on an Arduino Nano runs the original 320 instruction c...
Rasberry Pi Debug Probe
CMSIS-DAP UART (U) and I2C connector (D) Does not provide power, target board needs to be pow...
Laws
Kirchhoff's series: I const, V divider parallel : I divider, V const Ohm's V = IR...