The ' Raspberry Pi Pico 2 ', which was released on August 9, 2024, is equipped with the ' RP2350 ', a proprietary microcontroller equipped with an Arm core and a RISC-V core. The RISC-V core was ...

The trick is using the Raspberry Pi’s little-documented Secondary Memory Interface. The SMI hardware allows the Pi to shift out data to 8 or 16 I/O pins in parallel using direct memory access ...