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A unit's touch never answered: "touchscreen is marked FAILED: Calibration error" at setup, the GT911 still in reset behind the PCA9557 (I2C 0x18) of the V3.0 board. The board file declares the expander as ESPHome's pca9554 (the same register map) and hands the GT911 driver its reset (IO0) and interrupt (IO1) pins on it, so the driver runs Elecrow's own sequence: reset low with the interrupt line low, reset high, 56 ms, address 0x5D. A V2.0 without the expander boots its GT911 by the pull-up as before. The bus is scanned at boot for the log.
ESP Screen Manager
Thank you! I work on this project with a lot of love, and every bit of support helps. I truly love the Home Assistant community.
Find your Home Assistant entities, arrange up to 48 tiles, and push changes to a CYD, Guition or Elecrow CrowPanel screen without reflashing. Includes installation help, a unique per-device YAML, and support for multiple screens.
Open the web interface after installation. See Documentation for the first flash. The app uses Home Assistant Ingress and needs no login or token of its own. More screenshots are in the project README.

