hayschan / esp32-SN74HC165-example

Texas Instruments SN74HC165 8-bit Shift Register DIP-switch Input Example

Texas Instruments SN74HC165 8-bit Shift Register DIP-switch Input Example

Continuously read input from 8 switches DIP-switch over Texas Instruments SN74HC165 8-bit Shift Register connected to ESP32.

Connection

• TI SN74HC165 SH/LD -> ESP32 PIN 25
• TI SN74HC165 CLK -> ESP32 PIN 26
• TI SN74HC165 QH -> ESP32 PIN 27
• TI SN74HC165 CLK INH -> GND
• TI SN74HC165 VCC -> 5V
• TI SN74HC165 GND -> GND

Building Requirements

• ESP-IDF
• Configure Default serial port with make menuconfig

Building Instructions:

make flash

Running

make monitor