Calculator-8008
About
- 12-position LED UI with 8 CPU-driven active digits and
7-segment encoding
- Intel 8008 CPU running real assembly at ~500 kHz
- BCD arithmetic in an in-house ROM built from
peripherals/calculator/build-calculator.mjs
- No HP, TI, or other third-party calculator ROMs are bundled
- I/O ports: key scan
08h, digit select 09h, segments 0Ah
Keyboard Shortcuts
Digits
0–9
Add
+
Subtract
-
Multiply
* or X
Divide
/
Equals
= or Enter
Decimal
.
Clear all
C or Esc
Clear entry
E or Bksp
Change sign
` or ~
CPU
initializing…