BLIP-4

Fantasy console inspired by Microvision, NES, 4BoD, 4BID-N

Limitations

Instruction set contains 16 instructions.
Memory is 16N (64b). Screen 16x16, 2 colors.
Has an audio output.
Program length is 256 tokens / Nibbles.

To run the program, simply drag and drop the file onto the executable.

Assembly

Also you can use assembly compiler, which compiles nop, ldi, inc, dec, lda, sta, snd, btn, spr, cls, flp, ldp, skp, cmp, flg and jmp commands.