{"id":685881,"date":"2024-03-10T14:57:45","date_gmt":"2024-03-10T21:57:45","guid":{"rendered":"https:\/\/makerfaire.com\/yearbook\/-projects\/galdeano-diy-calculator-with-simbolic-math\/"},"modified":"2024-03-10T14:57:45","modified_gmt":"2024-03-10T21:57:45","slug":"galdeano-diy-calculator-with-simbolic-math-2023","status":"publish","type":"projects","link":"https:\/\/makerfaire.com\/yearbook\/projects\/galdeano-diy-calculator-with-simbolic-math-2023\/","title":{"rendered":"GALDEANO, DIY Calculator with simbolic math"},"content":{"rendered":"<p>Maker Names (not publicly visible) Angel Cabello<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The heart of the machine is an esp32 with 4 Mb of SPI RAM. The PCB is a custom one, as it is the keyboard. The display (320&#215;240) is an ili9341 with a touch sensor (resistance). It runs a custom micropython distribution with LVGL graphics with the math engine (Eigenmath) as a module. 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