Awesome

Click4

Click4 (pronounced click-ah) is a fantasy console based on nibbles.

Features:

• Mouse driven visual editor!
• Sixteen assembly operands!
• Sixteen registers!
• Sixteen colors!
• 64x64 nibbles of RAM for all your code, music, art and data!
• 64x64 nibbles of VRAM.
• Sound Queue with 16 sounds (A→G#, including a rest and three goofy noises!)

Controls:

To begin or stop execution, Press Tab.

To show console information, Press R.

To access primary functions or change a value in memory, click on the 64x64 grid. A context menu containing the following will appear:

• 0-15: Change the selected memory value.
• X,Y PC: The current X,Y location and the raw index.
• Save: Save the current program to cart.png
• Load: Load the current program from cart.png
• Reset: Clear the entire cart in memory.
• Show: Show the file location of cart.png

To change the scale of the console, Press - or +.

To close the context menu, Press Escape.

Documentation:

Full op-code documentation can be found here.

There is a text format for Click4 carts (.click4), and a tool for converting it to cart images (makecart.sh). The documentation for this format and tool can be found here.