ISpiBus.h

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#pragma once
 
#include "driver/spi_master.h"
#include "esp_err.h"
 
namespace cdc::hal {

 
// Get the shared SPI host (initialized by CalEPD or first user)
spi_host_device_t getSharedSpiHost();
 
// Initialize shared SPI bus if not already done
esp_err_t initSharedSpiBus();
 
} // namespace cdc::hal