2 layers80 × 100 mm

P2000t pico web interface
ifilot/p2000t-teletekst-cartridge
Teletekst interfacing cartridge for the P2000T
22 parts2GPL-3.0
Boards in 3 GitHub repositories, designed in KiCad, that use the 74LVC273D by Nexperia (-40℃~+125℃ 1 1.65V~3.6V 100nA 150MHz 1ns 24mA 24mA 3ns 4.1ns@3.3V,50pF 5pF 74LVC Series 8 Asynchronous D-Type Push-Pull Reset Rising Edge SO-20-300mil Flip Flops ROHS). See how each wires it, with its parts, size, README and files; the 74LVC273D’s symbol, footprint and pinout are on its own page.

ifilot/p2000t-teletekst-cartridge
Teletekst interfacing cartridge for the P2000T

ryuz/rtcl-pmod-hub75e-pcb
Sipeed さんの PMODHUB75E だと PMOD コネクタが2個必要で、KV260 などのように PMOD コネクタが1個しかない FPGA ボードでは利用できません。

strickyak/tfr9
The TFR/9 Single Board Computer for Hitachi 6309E or Motorola 6809E CPUs (TFR/901)