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Stack's Touch Panel triggers a GPIO Interrupt when we tap the screen ... Here's how we handle the GPIO Interrupt in

github.com/lupyuen/cst816s-nut

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Stack's CST816S Touch Panel is a peculiar I2C Device ... It won't respond to I2C Scan unless we tap the screen and wake it up!

github.com/lupyuen/cst816s-nut

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Driver for Cypress MBR3108 Touch Controller looks structurally similar to Stack's CST816S ... So we copy-n-paste into our CST816S Driver

github.com/lupyuen/cst816s-nut

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Now coding the Stack Touch Panel Driver for Apache RTOS 😬 ... Same I2C Touch Panel as PineTime

github.com/lupyuen/cst816s-nut

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