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  1. W

    Replace Teensy 2.0 with 4.0 in Morse paddle to USB keyboard

    Thanks (really) for the disappointing reply. I am going to try using one of the knock-off 2.0 boards from China. Gordon KI7MWA
  2. W

    Replace Teensy 2.0 with 4.0 in Morse paddle to USB keyboard

    Recently came across a project for translating input from a morse code paddle to USB HID keyboard input. The project was originally designed for a Teensy 2.0, and involves pins B4, B5, OC0A, VCC and GND. With the 2.0 no longer in production, I want to use a 4.0 instead. Need help. Original...
  3. W

    Seeking guidance on XPT2046 Touchscreen Library, converting reported touch position to screen position

    Using a 320 x 240 2.8" touch screen with ESP32...what is being called, by some, the CYD (Cheap Yellow Display)...I am having difficulty figuring out how to translate the position of a touch (e.g. X = 2077, Y = 2025) to the pixel position as defined by the screen (160 x 120). The (nominal) 0th x...
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