{"id":104082,"date":"2022-05-18T15:36:43","date_gmt":"2022-05-18T13:36:45","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupen-pikascript-1-8-variant-yazyka-python-dlya-mikrokontrollerov"},"modified":"2022-05-18T15:36:43","modified_gmt":"2022-05-18T13:36:45","slug":"dostupen-pikascript-1-8-variant-yazyka-python-dlya-mikrokontrollerov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/dostupen-pikascript-1-8-variant-yazyka-python-dlya-mikrokontrollerov","title":{"rendered":"K dispoz\u00edcii je PikaScript 1.8, jazyk Python pre mikrokontrol\u00e9ry","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Bol vydan\u00fd nov\u00fd diel projektu PikaScript 1.8, ktor\u00fd rozv\u00edja kompaktn\u00fd engine pre p\u00edsanie aplik\u00e1ci\u00ed pre mikrokontrol\u00e9ry v jazyku Python. PikaScript nie je viazan\u00fd na extern\u00e9 z\u00e1vislosti a dok\u00e1\u017ee fungova\u0165 na mikrokontrol\u00e9roch s 4 KB RAM a 32 KB Flash, ako s\u00fa STM32G030C8 a STM32F103C8. Na porovnanie, MicroPython vy\u017eaduje 16 KB RAM a 256 KB Flash, zatia\u013e \u010do Snek \u2014 2 KB RAM a 32 KB Flash. K\u00f3d projektu je nap\u00edsan\u00fd v jazyku C a je distribuovan\u00fd pod licenciou MIT. <\/p>\n

PikaScript poskytuje podmno\u017einu jazyka Python 3, ktor\u00e1 podporuje tak\u00e9 prvky syntaxy, ako s\u00fa vetvovacie a cyklick\u00e9 oper\u00e1tory (if, while, for, else, elif, break, continue), z\u00e1kladn\u00e9 oper\u00e1tory (+ \u2014 * \/ ), moduly, enkapsul\u00e1ciu, dedi\u010dnos\u0165, polymorfizmus, triedy a met\u00f3dy. Skripty v Pythone sa vykon\u00e1vaj\u00fa na zariadeniach po predbe\u017enej kompil\u00e1cii \u2014 PikaScript najsk\u00f4r transformuje Python k\u00f3d na intern\u00fd bytecode Pika Asm, ktor\u00fd sa na kone\u010dnom zariaden\u00ed vykon\u00e1va v \u0161peci\u00e1lnom. virtu\u00e1lnom stroji<\/a> Pika Runtime. Podporuje pr\u00e1cu priamo nad hardv\u00e9rom alebo v prostrediach RT-Thread, VSF (Versaloon Software Framework) a Linux.

\"K<\/center> <\/p>\n

Osobitne sa zd\u00f4raz\u0148uje jednoduchos\u0165 integr\u00e1cie skriptov PikaScript s k\u00f3dom v jazyku C \u2014 k\u00f3dy m\u00f4\u017eu by\u0165 prepojen\u00e9 s funkciami nap\u00edsan\u00fdmi v jazyku C, \u010do umo\u017e\u0148uje pri implement\u00e1cii PikaScript vyu\u017ei\u0165 v\u00fdvojov\u00e9 pr\u00e1ce star\u0161\u00edch projektov nap\u00edsan\u00fdch v jazyku C. Na v\u00fdvoj C modulov m\u00f4\u017eu by\u0165 pou\u017eit\u00e9 existuj\u00face v\u00fdvojov\u00e9 prostredia, ako s\u00fa Keil, IAR, RT-Thread Studio a Segger Embedded Studio. Prepojenia sa generuj\u00fa automaticky po\u010das kompil\u00e1cie, sta\u010d\u00ed definova\u0165 API v s\u00fabore s Python k\u00f3dom a prepojenie funkci\u00ed v jazyku C na Python moduly bude vykonan\u00e9 pri spusten\u00ed kompil\u00e1tora Pika Pre-compiler.

\"K<\/center> <\/p>\n

V PikaScript je deklarovan\u00e1 podpora 24 mikrokontrol\u00e9rov, vr\u00e1tane r\u00f4znych modelov stm32g*, stm32f*, stm32h*, WCH ch582, ch32*, WinnerMicro w80*, Geehy apm32*, Bouffalo Lab bl-706, Raspberry Pico, ESP32C3 a Infineon TC264D. Pre r\u00fdchly za\u010diatok v\u00fdvoja bez hardv\u00e9ru je k dispoz\u00edcii simul\u00e1tor alebo sa pon\u00faka v\u00fdvojov\u00e1 doska Pika-Pi-Zero zalo\u017een\u00e1 na mikrokontrol\u00e9ri STM32G030C8T6 s 64 KB Flash a 8 KB RAM, podporuj\u00faca \u0161tandardn\u00e9 perif\u00e9rne rozhrania (GPIO, TIME, IIC, RGB, KEY, LCD, RGB). V\u00fdvoj\u00e1ri tie\u017e pripravili online gener\u00e1tor projektov a bal\u00ed\u010dkov\u00fd mana\u017e\u00e9r PikaPackage. <\/p>\n

V novej verzii je implementovan\u00e9 riadenie pam\u00e4te na z\u00e1klade po\u010d\u00edtania referenci\u00ed a pridala sa podpora virtu\u00e1lnych kon\u0161truktorov (factory method). Boli diagnostikovan\u00e9 probl\u00e9my s pam\u00e4\u0165ou, vykonan\u00e9 s pou\u017eit\u00edm n\u00e1stroja valgrind. Pridala sa podpora kompil\u00e1cie pc-s\u00faborov Python do bajtk\u00f3du a zabalenia do firmv\u00e9ru. Implementovala sa mo\u017enos\u0165 pou\u017e\u00edvania viacer\u00fdch Python-s\u00faborov vo firmv\u00e9roch bez potreby pou\u017e\u00edvania s\u00faborov\u00e9ho syst\u00e9mu.
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0440\u043e\u0435\u043a\u0442\u0430 PikaScript 1.8, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u044b\u0439 \u0434\u0432\u0438\u0436\u043e\u043a \u0434\u043b\u044f \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0434\u043b\u044f \u043c\u0438\u043a\u0440\u043e\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u043e\u0432 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Python. 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