Arduino library for (AVR) optimized shiftIn - e.g. 74HC165

🚦Example of using the 74HC165 Shift Register within the ESP8266 Arduino Environment.

Realisation of a home cockpit for the Cessna Citation X in Flightgear

74165 shift register driver

CircuitPython driver for 74HC165 shift register.

Extend ATTiny13 GPIO by using 74165 & 74595.

PY32F002A XL2400 6+1CH Remote Control

Amos Arcade Joystick input driver for Raspberry-Pi

An implementation using PICOs programmable input/output block (PIO) to connect to SN74HC165 8-bit parallel-load shift registers device.

Adding Digital I/O To Your Arduino Article Resources

Arduino ShiftIn ShiftOut

Arduino SS Micro (Leonardo/Pro Micro) keyboard firmware upgrade for a Razer Cynosa Lite, AK5000, or similar single zone RGB keyboard. Easily adapted to any conventional membrane keyboard.

A temperature alarm created with the Arduino Nano.

74HC165 Serializer Test

Remote IO Board with Shift Register. Serial communication without MPU nor FPGA.

Adding Digital I/O To Your CircuitPython Compatible Board Article Resources

STM8 firmware for relay and LED control using HC595/HC165 shift registers. Implements debounced buttons, timer-based blinking modes, and application logic for EV and master control. Uses a 1 ms timer tick, watchdog, and main-loop state machine for deterministic behavior.