SpiBus.cpp File Reference

#include "cdc_hal/ISpiBus.h"
#include "cdc_hal/hw_config.h"
#include "cdc_log.h"
#include <atomic>

Go to the source code of this file.

Namespaces
namespace	cdc
namespace	cdc::hal

Functions
spi_host_device_t	cdc::hal::getSharedSpiHost ()
	Returns shared SPI host identifier.
esp_err_t	cdc::hal::initSharedSpiBus ()
	Initializes shared SPI bus once for all SPI peripherals.

Variables
static const char *	TAG = "SpiBus"
static constexpr spi_host_device_t	cdc::hal::SPI_BUS_HOST = SPI2_HOST
	Shared SPI host selection for ESP32-S3 user peripherals.
static constexpr uint32_t	cdc::hal::SPI_DMA_CHAN = SPI_DMA_CH_AUTO
static std::atomic< bool >	cdc::hal::g_spiInitialized {false}

Variable Documentation

TAG

const char* TAG = "SpiBus"

static

Shared SPI Bus for Display + TROPIC01 Both devices share SPI2_HOST with manual chip-select control

Definition at line 11 of file SpiBus.cpp.