Abstract: In post-Moore era, CMOS technology scaling has encountered enormous design and fabrication challenges. “Power Wall” limits the further increase of integration density. Emerging AI computing ...

The I2CKeyPad8x8 library implements the reading of a 8x8 keypad by means of a PCF8575. Smaller keypads, meaning less columns or rows (e.g. 5x4) can be read with it too. Sometimes you need to control ...