CamUI for picamera2 is a lightweight web interface for the Raspberry Pi camera module, built on the picamera2 Python library and using Flask. This project provides a user interface to configure camera ...
or located under the following github pages github.io. Additionally in combination with the technical datasheet of microchip PCF8574-Datasheet. PCF8574_I2C::PCF8574 pcf{0x20, &Wire}; void setup() { ...