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Joystick and STM32duino controls RPi AIY board over serial console and Arduino decodes the MPC response to display song artist and title.
Joystick + Arduino = Front end for Raspberry Pi Radio
Old Netbook with Windows XP Home is likely something you have forgotten about. Breathe new life into the hardware with Raspbian OS desktop.
Raspbian Desktop OS on an Old Netbook
Arduino on the ESP32 is a match made in heaven: One core for RF and one core for Arduino; but you can cheat and get more Arduino resources.
ESP32: In Love With Both Cores
WOW! What a great time to be alive for Arduino users when an under $2 clone dev-board can easily deliver 49 VAX MIPS of 32-bit architecture.
Almost Free Faux Arduino Under $2 Delivers 49 VAX MIPS
New hardware is being released all the time and the ESP32 processor is now being embedded with SX1276 LoRa chip for a super board combo.
LoRa and the ESP32
Ready to invest in an ESP32 project? Think twice about which development board you select as the antenna performance is very different.
ESP32 Development Board - Official vs Clone
Solderless Breadboard Prototyping requires firm connections to ensure low resistance: Pin headers can facilitate the unusual.
Little Things Need Prototyping Too
Barebones ATmega328P-PU with tunable crystal load capacitors, and it is all a gimmick!
Gimmick on Barebones Arduino 16MHz