While the Raspberry Pi has very good support for an I2C bus, a lot of very cool chips – including the in system programmer for ...

#define SPI_3WIRE 0x10 //3-wire mode SI and SO same line #define SPI_LOOP 0x20 //Loopback mode #define SPI_NO_CS 0x40 //A single ...

Raspberry Pi enthusiasts building projects using the tiny Raspberry Pi Pico mini PC may be interested in a new 3.7 inch e-Paper e ...