After soldering 16 buttons into 8 columns and rows, [Jeff] connected this keyboard to a PFC8574a I2C I/O expander and connected this chip to the I2C bus on the Pocket Mini Computer. The result is ...

On the software side, things are equally easy. The UART pins are meant to provide debug access to the CHIP itself and need to be released from internal duty. Once the UART port is identified ...

In addition to the Pocket S2, Ayaneo is developing another handheld called the “Gaming Pad,” which will also use the G3 Gen 3 ...