CHIP-8 Emulator

Namespace: chip8

chip8

Chip8 Emulator. This object acts as global namespace and thin proxy to the most important CPU methods.

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Classes

Audio
CanvasScreen
CPU
Keyboard
Screen

Methods

<static> halt()

Halts processing. CPU performs idle loop.

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<static> initialize(params)

Initializes emulator and its default modules.

Parameters:
Name Type Description
params
Properties
Name Type Description
screen chip8.Screen

emulator screen instance. If omitted, default chip8.CanvasScreen is created.
ctx CanvasRenderingContext2D

context of canvas element which acts as default emulator screen, if params.screen is not specified.
audio chip8.Audio

audio module, chip8.Audio instance by default
keyboard chip8.Keyboard

keyboard module, chip8.Keyboard by default.
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<static> keyDown(key)

Simulates key down.

Parameters:
Name Type Description
key number

key number (0x0 - 0xF)
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<static> keyUp(key)

Simulates key up.

Parameters:
Name Type Description
key number

key number (0x0 - 0xF)
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<static> reset()

Resets state of CPU and all peripherals.

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<static> resume()

Resumes CPU from halted state.

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<static> run()

Starts processing.

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<static> stop()

Stops processing.

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