Project Overview

Hand txt/BMP viewer: reading SD card, transmitting information over Bluetooth to the second device with a display and displaying file structure, text and BMP files on the LCD screen. With the help of accelerometer, it is possible to browse through the file system using gestures. Stm32 was used as a main managing controller for SD card and LCD screen. Second modification of device included interaction with PC filesystem. Data was transmitted through WIFI module from PC to microcontroller. Microcontroller connects to the WIFI hotspot using ESP8266 WIFI module, desktop application is written on Java. 


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