While the Raspberry Pi has very good support for an I2C bus, a lot of very cool chips – including the in system programmer for just about every ATtiny and ATmega microcontroller – use an SPI bus.
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-Ink display now available to purchase priced at around £24. The ...
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