SPI devices
ethernet
- ethernet https://www.raspberrypi.com/news/how-to-add-ethernet-to-raspberry-pi-pico/#:~:text=Go%20grab%20your%20Raspberry%20Pi,the%20board%20is%20plugged%20in.
- ethernet https://www.raspberrypi-spy.co.uk/2020/05/adding-ethernet-to-a-pi-zero/
scard
for pico
- sdcard carrier https://microcontrollerslab.com/micro-sd-card-module-raspberry-pi-pico/
- sdcard carrier https://www.instructables.com/Raspberry-Pi-Pico-Micro-SD-Card-Interface/
devices
ADC
- SPI ADC 8 channel 10 bit https://raspberry.piaustralia.com.au/products/mcp3008
sdcard reader
- SPI interfaces https://github.com/raspberrypi/documentation/blob/develop/documentation/asciidoc/computers/raspberry-pi/spi-bus-on-raspberry-pi.adoc
- sdcard reader $6.05 https://core-electronics.com.au/adafruit-micro-sd-spi-or-sdio-card-breakout-board-3v-only.html
- sdcard reader https://core-electronics.com.au/sd-card-module.html
display
references
- https://mounishkokkula.wordpress.com/spi-of-raspberry-pi/
- https://hackaday.com/2022/02/01/did-you-know-that-the-raspberry-pi-4-has-more-spi-i2c-uart-ports/
- https://www.mathworks.com/help/supportpkg/raspberrypiio/ug/about-spi-interface-on-the-raspberry-pi-hardware.html#:~:text=You%20can%20connect%20two%20SPI,one%20of%20the%20CE%20pins.
- https://raspberrypi-aa.github.io/session3/spi.html
- https://raspberry-projects.com/pi/programming-in-c/spi/using-the-spi-interface
- https://radiostud.io/understanding-spi-in-raspberry-pi/
- http://www.penguintutor.com/electronics/rpi-arduino-spi
- https://tmurphy.physics.ucsd.edu/phys122/lectures/04-pi-iface.pdf
- https://pi4j.com/documentation/io-examples/spi/
- sdcard
- https://learn.adafruit.com/adafruit-microsd-spi-sdio/using-sdcardio
- https://www.youtube.com/watch?v=JrYT7aJnP_I
- https://www.auscomtech.com.au/product/new-micro-sd-card-module-spi-for-arduino-pic-raspberry-pi/
- https://core-electronics.com.au/guides/raspberry-pi-pico/makerverse-micro-sd-adapter-micropython-guide/
- 'bug https://github.com/adafruit/circuitpython/issues/6290
- pico https://microcontrollerslab.com/micro-sd-card-module-raspberry-pi-pico/
- pico https://www.instructables.com/Raspberry-Pi-Pico-Micro-SD-Card-Interface/
categories
identify SPI devices and update the list. re-organise the hyper links. Add some photos and prices.



