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6502 CPU emulator and debugger
132 Commits 1 Branch 0 Tags 712 KiB
C 82.2%
Ruby 7.9%
Shell 4.2%
Makefile 3.4%
Assembly 1.8%
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readme.md

Build Status

65

6502 (NES) emulator

A 6502 CPU emulator/simulator with ncurses UI. Includes implementations using video display using either curses or SDL2.

Usage

./65 FILE.NES

./65v FILE.NES

./65sdl FILE.NES

Building

Dependencies:

65/65v: ncurses / pdcurses (on Windows)

65sdl: SDL2

To build using GNUMake:

make

To build SDL2 version on Windows with Cygwin:

cd src
make -f Makefile.cyg 65sdl

To build using Ruby rake

cd src
rake

To build and run simple included tests:

make
make test
./bin/65 test/<TEST ROM FILENAME>

Key bindings:

s.........Step into instruction

g.........Goto offset

G.........Toggle follow (to follow CPU PC)

j.........Scroll down through hexdump

k.........Scroll up through hexdump

/.........Search for octet

q.........Quit program