SPI configuration structure. More...

#include <esp32_as5047u_bus.hpp>

Public Attributes
spi_host_device_t	host
	SPI host (e.g., SPI2_HOST for ESP32-S3)

gpio_num_t	miso_pin
	MISO pin (Master In Slave Out)

gpio_num_t	mosi_pin
	MOSI pin (Master Out Slave In)

gpio_num_t	sclk_pin
	SCLK pin (SPI Clock)

gpio_num_t	cs_pin
	CS pin (Chip Select, active low)

uint32_t	frequency
	SPI frequency in Hz (max 10MHz for AS5047U)

uint8_t	mode
	SPI mode (must be 1: CPOL=0, CPHA=1 for AS5047U)

uint8_t	queue_size
	Transaction queue size.

uint8_t	cs_ena_pretrans
	CS asserted N clock cycles before transaction.

uint8_t	cs_ena_posttrans
	CS held N clock cycles after transaction.

Detailed Description

SPI configuration structure.

SPI configuration structure

Note: For standard usage, use CreateEsp32As5047uSpiBus() factory function which pulls configuration from esp32_as5047u_test_config.hpp. Only create SPIConfig manually if you need custom pin assignments.

Member Data Documentation

◆ cs_ena_posttrans

uint8_t Esp32As5047uSpiBus::SPIConfig::cs_ena_posttrans

CS held N clock cycles after transaction.

◆ cs_ena_pretrans

uint8_t Esp32As5047uSpiBus::SPIConfig::cs_ena_pretrans

CS asserted N clock cycles before transaction.

◆ cs_pin

gpio_num_t Esp32As5047uSpiBus::SPIConfig::cs_pin

CS pin (Chip Select, active low)

◆ frequency

uint32_t Esp32As5047uSpiBus::SPIConfig::frequency

SPI frequency in Hz (max 10MHz for AS5047U)

◆ host

spi_host_device_t Esp32As5047uSpiBus::SPIConfig::host

SPI host (e.g., SPI2_HOST for ESP32-S3)

◆ miso_pin

gpio_num_t Esp32As5047uSpiBus::SPIConfig::miso_pin

MISO pin (Master In Slave Out)

◆ mode

uint8_t Esp32As5047uSpiBus::SPIConfig::mode

SPI mode (must be 1: CPOL=0, CPHA=1 for AS5047U)

◆ mosi_pin

gpio_num_t Esp32As5047uSpiBus::SPIConfig::mosi_pin

MOSI pin (Master Out Slave In)

◆ queue_size

uint8_t Esp32As5047uSpiBus::SPIConfig::queue_size

Transaction queue size.

◆ sclk_pin

gpio_num_t Esp32As5047uSpiBus::SPIConfig::sclk_pin

SCLK pin (SPI Clock)

The documentation for this struct was generated from the following file:

examples/esp32/main/esp32_as5047u_bus.hpp

Public Attributes