en:pfw:multi_tasker
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| Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
| en:pfw:multi_tasker [2025-02-27 10:56] – [Cooperative multitasker] willem | en:pfw:multi_tasker [2025-02-27 21:13] (current) – [Contributions] willem | ||
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| ==== Implementation specific and example ==== | ==== Implementation specific and example ==== | ||
| - | This part is system specific (noForth t) and it's just an sample implementation: | + | This part is system specific (noForth t) and it's just a sample implementation: |
| <code forth> | <code forth> | ||
| \ Redefine teminal I/O and MS to include multitasker | \ Redefine teminal I/O and MS to include multitasker | ||
| Line 273: | Line 273: | ||
| **Primitives for noForth t on the RP2040** | **Primitives for noForth t on the RP2040** | ||
| - | Note that it is code directly from the noForth t metacompiler listing. | + | Note that this is code directly from the noForth t metacompiler listing.\\ |
| - | take there there are some meta specific words in it like ''> | + | So take there there are some meta specific words in it like ''> |
| <code forth> | <code forth> | ||
| code PAUSE ( -- ) \ 29 machine cycles, is 0.232 microsec. at 125 MHz | code PAUSE ( -- ) \ 29 machine cycles, is 0.232 microsec. at 125 MHz | ||
| Line 296: | Line 297: | ||
| code STOP ( -- ) | code STOP ( -- ) | ||
| - | tp> , | + | tp> , ( Address of main TCB ) |
| code> | code> | ||
| w w ) ldr, \ 2 - main to W | w w ) ldr, \ 2 - main to W | ||
| Line 311: | Line 312: | ||
| code SLEEP ( task -- ) | code SLEEP ( task -- ) | ||
| - | tp> , | + | tp> , ( Address of main TCB ) |
| code> | code> | ||
| w w ) ldr, \ 2 - main to W | w w ) ldr, \ 2 - main to W | ||
en/pfw/multi_tasker.1740650214.txt.gz · Last modified: 2025-02-27 10:56 by willem