It was a tricky bug to hunt, but it was fun to do so, nice to see it’s working for you aswell.
Are those buttons for capacitive touch sensing?
Yes. It’s my implementation of touch matrix. Recently get PCB from jlcpcb factory. Now I wiring the amplifier for ADC and DAC. You can see empty place for that right on photo
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Sounds very interesting, please keep me posted when the final GUI is done, I haven’t had the chance to use lvgl at work.
I am not able to compile ST7789 port
IDF version - ESP-IDF v5.0-beta1-641-gc321739074
esp/lv_port_esp32/components/lvgl_esp32_drivers/lvgl_spi_conf.h:68:22: error: ‘HSPI_HOST’ undeclared (first use in this function); did you mean ‘SPI3_HOST’?
68 | #define TFT_SPI_HOST HSPI_HOST
| ^~~~~~~~~