Manually controlling CS pins When adding a SPI device, set its .spics_io_num to -1 Now when you access other device, ensure you set CS low before you use it and high again afterwards

SPI Pins See the S# series datasheet for the ESP device you are using > Peripheral Pin Configurations Resources https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-reference/peripherals/spi_master.html SPI Ports on the ESP32 ESP32 C3 ESP32 C3 integrates 3 SPI peripherals. SPI0 and SPI1 Used internally to access the ESP32’s attached flash memory. SPI2 General purpose SPI controller. ESP32 S3 ESP32 S3 integrates […]