liyang5945
liyang5945
I pass the last parameter with `PortA` or `PORTA`，the code can't compile success，I change the parameter to `GPIOA` or `GPIOPort[PortA]`, the code can compile success，but dosen't work,the screen got nothing,I...
> ``` > Arduino_DataBus *bus = new Arduino_STM32PAR8(PB7 /* DC */, PB4 /* CS */, PB6 /* WR */, PB0 /* RD */, GPIOA /* PORT */); > ``` >...
ECI PCI 就是基站的一些信息，有个app叫celluarpro，可以看到这些信息
six six six
你可以先说一下需求
 不知道你用的哪个版本的node和npm，我本地node16.13.2 npm8.1.2没有这种情况
> 您可以使用内置的 ThorVG 库吗？[这里](https://docs.lvgl.io/master/widgets/canvas.html#draw-a-vector-graphic-to-the-canvas)和[这里](https://github.com/lvgl/lvgl/blob/master/demos/vector_graphic/lv_demo_vector_graphic.c)是在画布上绘图的示例。 I tried it and it worked fine on the simulator, but can't work on my embedded device because the embedded device doesn't have enough RAM to...
> @FASTSHIFT I'm experimenting with using the vector API in an a draw event like this: > > ```c > static void event_cb(lv_event_t *e) > { > lv_layer_t * layer...
Man, you can't port lvgl without the screen driver working well, you should use a mature driver library. I wrote an example for you using a mature driver library, and...
I forgot to mention that you should change lv_conf.h : LV_COLOR_DEPTH to 1 and change LV_USE_THEME_BASIC to 0，I use the lvlg 8.4.0