FIXME:
Tabulka 11.1. MuP21 Instruction Set
| opcode | name | assembly | alternative | 
|---|---|---|---|
| 00 | JUMP | _jmp | jump, else, repeat, skip, .;' | 
| 01 | ;' | _ret | |
| 02 | T=0 | _jz | if, while, until | 
| 03 | C=0 | _jcz | -if, -while, -until | 
| 04 | CALL | _call | <words defined by ':> | 
| 05 | |||
| 06 | |||
| 07 | |||
| 08 | |||
| 09 | @+ | _ldp | |
| 0A | n | _lit | |
| 0B | @ | _ld | |
| 0C | |||
| 0D | !+ | _stp | |
| 0E | |||
| 0F | ! | _st | |
| 10 | COM | _com | |
| 11 | 2* | _shl | |
| 12 | 2/ | _shr | |
| 13 | +N | _addn | |
| 14 | -OR | _xor | |
| 15 | AND | _and | |
| 16 | |||
| 17 | + | _add | |
| 18 | POP | _pop | |
| 19 | A | _lda | |
| 1A | DUP | _dup | |
| 1B | |||
| 1C | PUSH | _push | |
| 1D | A! | _sta | |
| 1E | NOP | _nop | |
| 1F | DROP | _drop |