Access SD Cards from TFT LCD Shield Using Arduino Mega 2560 Soft SPI

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Some things to keep in mind when using the SD Library -from official site and SD library

The communication between the microcontroller and the SD card uses SPI, which takes place on digital pins 11, 12, and 13 (on most Arduino boards) or 50, 51, and 52 (Arduino Mega). Additionally, another pin must be used to select the SD card. This can be the hardware SS pin – ...

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How to Make a GUI for Arduino TFT LCD

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There is no package available which offeres a visual graphic display as well as the coordinate info so that you can reproduce it with TFT graphic library. 4D Systems is the closest you can get, yet it is lousy, proprietary and only available for Windows. After researching long and hard for a GUI Designer for Arduino TFT LCD, finally I think I come up with a reasonable implementation – SVG vector ...

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