Quantity   Component name
1 × ESP32-S3-WROOM-1-N8R2 Wi-Fi, 8 MB flash, 2 MB PSRAM
1 × PIC12F1840 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × SP3490 Interface and IO ICs / RS-232, RS-422, RS-423 and RS-485
1 × SP3232 Interface and IO ICs / Multiprotocol Transceivers
2 × SP3485 Interface and IO ICs / RS-232, RS-422, RS-423 and RS-485
2 × Kycon KMDGX-8S-BS Mini-DIN-8 ports, printer and LocalTalk
37 × SK6812MINI-C RGB LEDs behind the art panel
1 × 8-position DIP switch Settings
1 × Apple 590-0552-A cable The Mac-to-printer cable you probably already have