PCF8574
PCF8574 I2C Level shifter for LCD
PCF8574 I2C Level shifter for LCD
scanning trough I2C bus to get all devices addresses
Simulate simple LCD display with hitachi controller(HD44780).
I tested out online PCB design tool
driver for oled display ssd1306
Here is a sample of some basic Markdown syntax that can be used when writing Markdown content in Astro.