Code: Select all
#define GPIO_MOSI 2
#define GPIO_MISO 12
#define GPIO_SCLK 14
#define GPIO_CS 15
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spi_slave_initialize(HSPI_HOST, &buscfg, &slvcfg, 1);
Is there a third channel that I can use?
Otherwise, I'm out of luck, and I would have to switch to the ESP-EYE, which - according to my tests - allows using SPI in parallel with the camera, no problem. Only it is more expensive and more stupid to solder to a board. I need a few dozen devices.