9-19-25:

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This group is a "virtual pub" (no team colours) open to anyone for the discussion of topics focused on but not exclusive to vintage or retro computing.

Use it to discuss ideas, share information, show off achievements, learn, teach, hang-out.

All levels of expertise are welcome, from "What's a Z80?" to "I design chips for Intel..."

Examples of possible topics (by no means exclusive)

retro/modern kits and peripherals: SC1xx, RCBUS, RC2014, LINC80, YAZ180 etc
Early home computers: Apple II, Commodore 64, TRS-80, ZX-80/81 etc
Specific chips: MPUs, MCUs (8051, TMS1000) , CPLD, FPGA etc
Bus standards: serial, parallel, SPI, i2C, ethernet etc
Operating Systems: CP/M, FUZIX, Z-System, etc
Programming languages: Assembler, C, PASCAL, FORTH, BASIC etc
ROM Monitors: Grant's Monitor, ROMWBW, SCM, z80ctrl, busRaider etc
Emulation: Alan's simulator, SIMH, Grant's Multcomp
New board designs
EDA tools- KiCad, EasyEDA, Eagle, Quartus, Vivado
PCB design
and more :)

My Z80/Z180/Z280 design files are on GitHub

Bill Shen