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>> No.1610907 [View]
File: 27 KB, 450x450, d331b890-2226-427a-9146-c7baa42faf4f_1.5d568d85a8f86aa988ec1b2ad47702c4.jpg [View same] [iqdb] [saucenao] [google] [report]
1610907

I want to make a cheating scientific calculator.
>take calculator like pic related
>remove its blob chip
>design a PCB with micro, LCD controller and SD card slot.
>???
>done

The question is, where can I get such LCD controller, or I'm better buying thicker calculator and replacing its screen with pre-made 16x2 with I2C bus?



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