{"id":119264,"date":"2024-08-09T21:43:00","date_gmt":"2024-08-09T19:43:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/predstavlena-plata-raspberry-pi-pico-2"},"modified":"2024-08-09T21:43:00","modified_gmt":"2024-08-09T19:43:01","slug":"predstavlena-plata-raspberry-pi-pico-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/predstavlena-plata-raspberry-pi-pico-2","title":{"rendered":"P\u0159edstavena deska Raspberry Pi Pico 2","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Projekt Raspberry Pi p\u0159edstavil novou desku Raspberry Pi Pico 2, kter\u00e1 pokra\u010duje ve v\u00fdvoji mini desek Pico a Pico W, vybaven\u00fdch vlastn\u00edm mikro\u0159adi\u010dem. Deska se vyr\u00e1b\u00ed v tov\u00e1rn\u011b Sony a je k dispozici za cenu 5 dolar\u016f. Stejn\u011b jako p\u0159edchoz\u00ed desky Pico je nov\u00fd model zam\u011b\u0159en p\u0159edev\u0161\u00edm na spolupr\u00e1ci s po\u010d\u00edta\u010di Raspberry Pi, v\u00fdvoj vestav\u011bn\u00fdch syst\u00e9m\u016f a \u0159\u00edzen\u00ed r\u016fzn\u00fdch za\u0159\u00edzen\u00ed. Do konce roku se pl\u00e1nuje nav\u00edc vyd\u00e1n\u00ed modelu Pico 2 W s podporou Bluetooth a Wi-Fi (2,4 GHz 802.11n), realizovan\u00e9 na z\u00e1klad\u011b \u010dipu Infineon CYW43439. <\/p>\n

Deska Pico 2 se vyzna\u010duje vyu\u017eit\u00edm nov\u00e9ho mikro\u0159adi\u010de RP2350, kter\u00fd oproti d\u0159\u00edve pou\u017e\u00edvan\u00e9mu mikro\u0159adi\u010di RP2040 zahrnuje v\u00fdkonn\u011bj\u0161\u00ed dvouj\u00e1drov\u00fd procesor ARM Cortex-M33 s DSP a blokem pro v\u00fdpo\u010dty s plovouc\u00ed desetinnou \u010d\u00e1rkou pracuj\u00edc\u00ed na frekvenci 150 MHz (d\u0159\u00edve byl pou\u017eit ARM Cortex-M0+ 133 MHz). Nav\u00edc je v n\u00ed zahrnuta dv\u011b voliteln\u00e1 j\u00e1dra Hazard3 s architekturou RISC-V, na kter\u00e1 je mo\u017en\u00e9 se b\u011bhem spou\u0161t\u011bn\u00ed p\u0159epnout a pou\u017e\u00edvat je m\u00edsto jader ARM Cortex-M33. <\/p>\n

\u010cip obsahuje 520 KB vestav\u011bn\u00e9 opera\u010dn\u00ed pam\u011bti (d\u0159\u00edve bylo 264 KB), umo\u017e\u0148uje p\u0159ipojov\u00e1n\u00ed extern\u00edch modul\u016f pam\u011bti QSPI PSRAM a poskytuje roz\u0161\u00ed\u0159en\u00e9 mo\u017enosti zabezpe\u010den\u00ed. Deska Pico 2 je vybavena 4MB QSPI Flash, co\u017e je dvojn\u00e1sobek ve srovn\u00e1n\u00ed s p\u0159edchoz\u00edm modelem. P\u0159itom je deska pln\u011b kompatibiln\u00ed s p\u0159edchoz\u00edmi modely z hlediska hardwarov\u00fdch rozhran\u00ed a softwaru pou\u017e\u00edvan\u00e9ho pro v\u00fdvoj aplikac\u00ed.

\"P\u0159edstavena<\/center> <\/p>\n

\u010cip RP2350 obsahuje vestav\u011bn\u00e9 hardwarov\u00e9 prvky pro ochranu p\u0159ed \u00fatoky pomoc\u00ed injekc\u00ed poruch (Fault Injection) a podporuje technologii Arm TrustZone, kter\u00e1 m\u016f\u017ee b\u00fdt pou\u017eita pro ov\u011b\u0159ov\u00e1n\u00ed spou\u0161t\u011bn\u00ed pomoc\u00ed digit\u00e1ln\u00edho podpisu, poskytuje instrukce pro zrychlen\u00ed v\u00fdpo\u010dt\u016f hash\u016f SHA-256 a spolehliv\u00e9 generov\u00e1n\u00ed n\u00e1hodn\u00fdch \u010d\u00edsel (TRNG, True Random Number Generator). Krom\u011b toho je k dispozici 8 KB jednou programovateln\u00e9 pam\u011bti, kter\u00e1 umo\u017e\u0148uje zapisovat data, kter\u00e1 pak nelze zm\u011bnit nebo odstranit. <\/p>\n

Pro vytvo\u0159en\u00ed aplikac\u00ed lze pou\u017e\u00edt jazyky C, C++, MicroPython nebo CircuitPython. V\u00fdvoj v C\/C++ m\u016f\u017ee prob\u00edhat v editoru Visual Studio Code, pro n\u011bj\u017e je k dispozici speci\u00e1ln\u00ed roz\u0161\u00ed\u0159en\u00ed. Mo\u017enosti \u010dipu jsou dostate\u010dn\u00e9 pro aplikace zam\u011b\u0159en\u00e9 na \u0159e\u0161en\u00ed \u00faloh strojov\u00e9ho u\u010den\u00ed, pro jejich\u017e v\u00fdvoj je k dispozici port frameworku TensorFlow Lite. Pro s\u00ed\u0165ov\u00fd p\u0159\u00edstup se doporu\u010duje pou\u017e\u00edvat s\u00ed\u0165ov\u00fd stack lwIP, kter\u00fd je sou\u010d\u00e1st\u00ed Pico SDK pro v\u00fdvoj aplikac\u00ed v jazyce C, a tak\u00e9 v firmwaru s MicroPython.

\r\n \"P\u0159ehr\u00e1t\r\n
<\/div>\r\n <\/div><\/center> <\/p>\n

Samostatn\u011b bylo ozn\u00e1meno partnerstv\u00ed s firmami 4D Systems, Adafruit, Bus Pirate, Cytron, Hellbender, Ignys, Invector Labs, Melopero, NewAE, Pimoroni, Seeed, Solder Party, SparkFun, Switch Science, ThisisNotRocketScience, Tiny Circuits a Wiznet, kter\u00e9 p\u0159ipravily vlastn\u00ed varianty desek a za\u0159\u00edzen\u00ed zalo\u017een\u00fdch na mikro\u0159adi\u010di RP2350. Mezi vyv\u00edjen\u00fdmi produkty: displeje gen4-RP2530, deska Adafruit Feather RP2350 kompatibiln\u00ed s Arduinem, ladic\u00ed desky Bus Pirate 5XL a Bus Pirate 6, pr\u016fmyslov\u00fd \u0159\u00eddic\u00ed modul vstupu\/v\u00fdstupu Cytron IRIV I\/O, \u0159\u00eddic\u00ed jednotka pro roboty MOTION 2350 Pro, desky pro v\u00fdvoj\u00e1\u0159e Hellbender RP2350 a Ignys RP2350, deska Challenger+ RP2350 BConnect, Melopero Perpetuo LoRa a NewAE RP2350, Pimoroni Tiny 2350, Plasma 2350, PGA2350, Seeed XIAO RP2350, Solder Party RP2350 Stamp, SparkFun Pro Micro a Switch Science Picossci2, syntez\u00e1tor zvukov\u00fdch efekt\u016f ThisIsNotRocketScience Bopp & Steve, hern\u00ed konzole Tiny Circuits Thumby Color.
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041f\u0440\u043e\u0435\u043a\u0442 Raspberry Pi \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u043d\u043e\u0432\u0443\u044e \u043f\u043b\u0430\u0442\u0443 Raspberry Pi Pico 2, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u044e\u0449\u0443\u044e \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u043c\u0438\u043d\u0438\u0430\u0442\u044e\u0440\u043d\u044b\u0445 \u043f\u043b\u0430\u0442 Pico \u0438 Pico W, \u043e\u0441\u043d\u0430\u0449\u0451\u043d\u043d\u044b\u0445 \u043c\u0438\u043a\u0440\u043e\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u043e\u043c \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0439 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438. \u041f\u043b\u0430\u0442\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0441\u044f \u043d\u0430 \u0437\u0430\u0432\u043e\u0434\u0435 Sony \u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u0430 \u043f\u043e \u0446\u0435\u043d\u0435 5 \u0434\u043e\u043b\u043b\u0430\u0440\u043e\u0432. \u041a\u0430\u043a \u0438 \u043f\u0440\u043e\u0448\u043b\u044b\u0435 \u043f\u043b\u0430\u0442\u044b Pico \u043d\u043e\u0432\u0430\u044f \u043c\u043e\u0434\u0435\u043b\u044c \u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u0433\u043b\u0430\u0432\u043d\u044b\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c \u0434\u043b\u044f \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u043d\u043e\u0433\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0441 \u043a\u043e\u043c\u043f\u044c\u044e\u0442\u0435\u0440\u0430\u043c\u0438 Raspberry Pi, \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u0438 \u0441\u0438\u0441\u0442\u0435\u043c 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