Interfaz gráfica para microcontroladores Low End

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Uploaded by on Sep 12, 2010

Este sistema ha sido creado para un trabajo del curso de investigación del DEA en la UNED. El objeto de este sistema es ofrecer una especie de tarjeta gráfica a microcontroladores de gama baja (8 bit). Mediante simples comandos, del estilo 'poner foto n en las coordenadas X,Y' a través de la UART se puede controlar la pantalla. En este caso se ha utilizado la pantalla de la primera versión de la PSP (4.3'', 480x272, 16 millones de colores). La tarjeta SD es accedida mediante el bus SPI, y de momento no se ha implementado el formato FAT. El vídeo simplemente es un demo estilo marco digital.


This system has been designed for research course of PhD in electronics on UNED. The aim of this system is offer a graphic card for 8-bit microcontrollers. You can send simple commands to the board by UART to control the screen (put picture n on coordenates X,Y). The screen used is the first PSP version TFT (4.3'', 480x272, 16M colours). SD card is accesed by SPI bus, and at this moment FAT is not implemented. This video is simply a digital photo frame demo.

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