An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

The PCA9698 is an I2C, 40 pins parallel IO expander. These 40 pins can be configured as INPUT or OUTPUT and are addressable via 5 banks (groups) of 8 IO pins. The library provides read/write access to ...

Supported Raspberry Pi: 1, 2, 3, 4, Zero, Zero W, Zero W2. And only one code "example_Pi5.sh" is for Rapberry Pi 5. I2C interface signals SCL and SDA can be directly ...

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