{"id":121173,"date":"2024-12-30T09:46:00","date_gmt":"2024-12-30T07:46:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/instrumentarij-dlya-sozdaniya-patchej-k-proshivkam-chipov-ti-cc13xx-i-cc26xx-s-podderzhkoj-ble"},"modified":"2024-12-30T09:46:00","modified_gmt":"2024-12-30T07:46:00","slug":"instrumentarij-dlya-sozdaniya-patchej-k-proshivkam-chipov-ti-cc13xx-i-cc26xx-s-podderzhkoj-ble","status":"publish","type":"post","link":"https:\/\/prohoster.info\/de\/blog\/news\/instrumentarij-dlya-sozdaniya-patchej-k-proshivkam-chipov-ti-cc13xx-i-cc26xx-s-podderzhkoj-ble","title":{"rendered":"Werkzeug zur Erstellung von Patches f\u00fcr die Firmware von TI CC13XX- und CC26XX-Chips mit BLE-Unterst\u00fctzung","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Auf der Konferenz 38\u04413 wurde ein Vortrag gehalten, der sich mit dem Reverse Engineering der Firmware und der Befehlssysteme der TI SimpleLink-Chips (CC13XX und CC26XX) mit Unterst\u00fctzung f\u00fcr BLE (Bluetooth Low Energy) befasste, was die Implementierung eines FM-Empf\u00e4ngers erm\u00f6glichte. Der analoge Sender ist m\u00f6glicherweise nicht umsetzbar \u2013 die Chips sind ausschlie\u00dflich digital.     <\/p>\n<p>In den Chips wird DSP verwendet, und der Hauptkern ARM Cortex steuert den Radio-Kern (RF Core) Arm Cortex-M0, der dem Hauptkern eine eingeschr\u00e4nkte Schnittstelle auf Basis der Nachrichten\u00fcbertragung bietet. Der Speicher des Radio-Kerns kann durch Patches modifiziert werden, die es erm\u00f6glichen, das Verhalten der Radio-Subsystem zu \u00e4ndern. Der Chip-Hersteller bietet Module zur Unterst\u00fctzung verschiedener drahtloser Protokolle an, die mit dynamischen Bibliotheken und Speicher-Patches implementiert werden (\u00e4hnlich denen, die in den Chips von Broadcom verwendet werden, die derzeit im Besitz von Cypress sind). Im Gegenzug steuert der Radio-Kern einen DSP mit spezifischer Architektur.       <\/p>\n<p>Die replizierenden Forscher stellten das propriet\u00e4re Format der RF-Patches nach und demonstrierten, wie eigene Patches vorbereitet werden k\u00f6nnen, um die Unterst\u00fctzung neuer drahtloser Protokolle hinzuzuf\u00fcgen (zum Beispiel wurde ein FM-Empf\u00e4nger implementiert), das drahtlose Subsystem zu steuern und die Firmware zu ersetzen. Die Werkzeuge zum Erstellen und Laden von Patches sowie der Assembler f\u00fcr das Befehlssystem, das im DSP verwendet wird, wurden unter der MIT-Lizenz ver\u00f6ffentlicht. Derzeit fehlt im Repository der Quellcode der Firmware, die den analogen Empf\u00e4nger implementiert.<br \/>\n<br \/>Quelle: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62485\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041d\u0430 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0438 38\u04413 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0434\u043e\u043a\u043b\u0430\u0434 \u0441 \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u043e\u043c \u043e \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 \u043e\u0431\u0440\u0430\u0442\u043d\u043e\u0433\u043e \u0438\u043d\u0436\u0438\u043d\u0438\u0440\u0438\u043d\u0433\u0430 \u043f\u0440\u043e\u0448\u0438\u0432\u043a\u0438 \u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043a\u043e\u043c\u0430\u043d\u0434 \u0447\u0438\u043f\u043e\u0432 TI SimpleLink (CC13XX \u0438 CC26XX) \u0441 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u043e\u0439 BLE (Bluetooth Low Energy), \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0432\u0448\u0435\u043c \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u0442\u044c FM-\u043f\u0440\u0438\u0451\u043c\u043d\u0438\u043a. \u0410\u043d\u0430\u043b\u043e\u0433\u043e\u0432\u044b\u0439 \u043f\u0435\u0440\u0435\u0434\u0430\u0442\u0447\u0438\u043a \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e \u043d\u0435\u0440\u0435\u0430\u043b\u0438\u0437\u0443\u0435\u043c &#8212; \u0447\u0438\u043f\u044b \u0441\u0443\u0433\u0443\u0431\u043e \u0446\u0438\u0444\u0440\u043e\u0432\u044b\u0435. \u0412 \u0447\u0438\u043f\u0430\u0445 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f DSP, \u0430 \u0433\u043b\u0430\u0432\u043d\u043e\u0435 \u044f\u0434\u0440\u043e ARM Cortex \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u0440\u0430\u0434\u0438\u043e-\u044f\u0434\u0440\u043e\u043c (RF Core) Arm Cortex-M0, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-121173","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041d\u0430 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0438 38\u04413 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0434\u043e\u043a\u043b\u0430\u0434 \u0441 \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u043e\u043c \u043e \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 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