smolnes
A NES emulator in ~5000 significant bytes of c.
Features
Plays some mapper 0/1/2/3/7 games.
Screenshots
Building
Probably only builds on Linux and macOS. Needs a compiler with the case range extension, so gcc or clang probably.
$ make
Running
$ ./smolnes <rom.nes>
Keys:
| Action | Key |
|---|---|
| DPAD-UP | ↑ |
| DPAD-DOWN | ↓ |
| DPAD-LEFT | ← |
| DPAD-RIGHT | → |
| B | Z |
| A | X |
| START | Enter |
| SELECT | Tab |
Updating keys
Look for line 21 in the source code. The following table shows which numbers map to which keyboard keys:
| number | default key | NES button |
|---|---|---|
| 27 | X | A Button |
| 29 | Z | B Button |
| 43 | Tab | Select Button |
| 40 | Return | Start Button |
| 79 | Arrow Right | DPAD Right |
| 80 | Arrow Left | DPAD Left |
| 81 | Arrow Down | DPAD Down |
| 82 | Arrow Up | DPAD Up |
Replace the numbers on this line with one from the SDL scancode list.
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