SPI驱动问题,ST7789,spi_device_polling_transmit和spi_device_queue_trans差异?Quote by geokai » Sat Mar 27, 2021 2:25 pm 在做ST7789 240×240的驱动,修改自官方SPI_MASTER下的LCD例子,附上主要的修改 Code: Select all 引脚部分 #ifdef CONFIG_IDF_TARGET_ESP32 #define LCD_HOST HSPI_HOST #...
Re: ESP32 spi_device_queue_trans error Quote Postbymichael»Mon Feb 11, 2019 3:39 pm It looks like the problem was from DMA. I set it to 0 and I had to put it to 1 in order to use DMA in transaction. Hi tatulea, Thanks for your sharing of the debug result. ...