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STRUCTURE
---------
[-] address space
[*] ROM location
[*] RAM location
[ ] I/O space
[ ] serial
[ ] port interface
[ ] timer
[ ] keyboard
[ ] pcb size (eurocard?)
[ ] ram pages
[ ] system page
[ ] user space
HARDWARE
--------
[?] bus buffering
[*] ROM
[*] RAM
[*] primary clock (4MHz)
[*] secondary clock (200Hz)
[*] stepper button
[*] reset circuit
[ ] serial terminal
[ ] digital port interface
[ ] timer(s)
[ ] extension connector
[ ] address and data visualizer (7SEG display)
[ ] keyboard driver
[ ] display adapter
[ ] PCB layout
SOFTWARE
--------
[ ] bootloader
[ ] command interpreter
[ ] program loader
[ ] address editor
[ ] NVRAM eraser
[ ] data dump/copy
[ ] basic kernel
[ ] C compiler
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