HalfNES 0.052

HalfNES is an open-source emulator for the Nintendo Entertainment System, written in Java. Currently, it only runs as a standalone Java SE application. The current version is 0.052. Please report any problems you encounter with the emulator or with specific games in the Issues section of this site. A list of known broken games is available here.

Current Features:

• Joystick support through both Direct Input and xInput (thanks Zlika)
• Supports Mapper 0, 1, 2, 3, 4, 5, 7, 9, 10, 11, 15, 19, 21, 22, 23, 24, 25, 26, 33, 34, 38, 41, 48, 58, 60, 61, 62, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 75, 76, 78, 79, 86, 87, 88, 89, 92, 93, 94, 97, 107, 112, 113, 118, 119, 140, 152, 154, 180, 182, 185, 200, 201, 203, 206, 212, 213, 214, 225, 226, 229, 231, 240, 241, 242, 244, 246, 25
• SRAM save support (no save states however)
• Accurate sound core
• Fast video code with NTSC filter (filter is still slow)
• Full screen support
• Cross-platform portable
• Added options dialog for easier remapping of keys

Default Controls:

• D-Pad: Arrow Keys
• B Button: Z
• A Button: X
• Select: Right Shift
• Start: Enter

Note on joystick support:

The first detected gamepad will be used as Controller 1, and the second will be Controller 2. Currently the buttons used are not configurable.

0.052 (10/14/2012)

• Changed the APU timer code to run more efficiently (filtering now has very little performance penalty)
• Fixed GI Joe, Burai Fighter
• Fixed title screen of Brush Roller
• Fixed intro of Lagrange Point

• HalfNES 0.052 [Java] Hits: 262 Size: 1,59 Mb