Uploaded November 2025 | Updated September 2026, 2 weeks ago

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CircuitPython/ESP32-H2 bitmaptools.fill_region()/draw_line() exercise. Speed-up by changing spi frequency.

ESP32-H2-DevKitM-1-N4/CircuitPython display on 1.9" IPS LCD Module, 170x320 ST7789 SPI.
coxxect.blogspot.com/2025/11/esp32-h2-devkitm-1-n4circuitpython_21.html

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