Trunk's Technical Blog
Sony Camera BLE Control Interface
Posted by Mark Kirschenbaum on
Sony Cameras are now supporting a Bluetooth Low Energy (BLE) based control protocol. This interface allows a client to control as well as acquire status from a BLE enabled remote. [Sony RMT-P1BT - Remote works similarly as the JJC RMT-P1BT] This article assumes the reader knows basic BLE terminology so perhaps have a read on the Introduction of BLE from Adafruit if you're unfamiliar. This is not a step-by-step guide, but a broad reference guide on this protocol. As always, I'm available for hire if...
GoPro Hero9 Black Teardown
Posted by Mark Kirschenbaum on
Updated: Sept-21-2020GoPro HERO9 (Boilers) was just released. There are some significant hardware changes notably the new sensor-lens combo, WiFi-Bluetooth chipset, front LCD, and a higher power density battery. However, most of the power comes from software enhancements. Although not a physical teardown, we're able to extrapolate everything from the camera's firmware updates. Logs and such will be posted on our GitHub Repo as our research continues. The following are are the major changes from the GoPro HERO8: (Image credit: WinFuture.de) Finally a new 24 megapixel sensor...
- Tags: GoPro HERO9 Leaks, HERO9 Leaked
A practical guide for cracking AES-128 encrypted firmware updates
Posted by Mark Kirschenbaum on
GoPro Media Mod Teardown
Posted by Mark Kirschenbaum on
Built for Vloggers the GoPro Media Mod allows users to accessorize their GoPro with an external LCD and microphone. Code named "Borg" it finally shipped three months later than the original GoPro HERO8 release date. From our analysis, this delay was caused by the software lagging the hardware. Features User configurable stereo audio input: (Standard Mic, Standard Mic+, Powered Mic, Powered Mic+, Line In) Unidirectional built in microphones. Media Mod front or rear. Micro-HDMI output for monitoring, playback, & recording. Monitoring / Playback 4K (3840x2160@30Hz) maxRecording...
- Tags: gopro, gopro hero8, hacking, hdmi
GOPRO MAX Teardown
Posted by Mark Kirschenbaum on
It's been a while since we performed a physical teardown of a GOPRO, but with the innovations in the new GOPRO MAX, a full teardown is warranted. This camera will allow you to get stabilized, immersive shots, with minimal post editing. Many other blogs have already reviewed the MAX's functionality, so we'll focus on the internal wizardry that makes it work. System's Components Housing The ABS plastic housing has a rubberized overmolding. It consists of two halves, sealed together by some sort of epoxy....