Low level device structure for ESP32 CAN (extension of candev_t) More...

Detailed Description

Low level device structure for ESP32 CAN (extension of candev_t)

STM32 CAN device descriptor.

Definition at line 64 of file can_esp.h.

#include <can_esp.h>

Data Fields
candev_t	candev
	candev base structure More...

canopt_state_t	state
	current state of device

struct can_frame *	tx_frame
	frame in transmission

struct can_frame	rx_frames [ESP_CAN_MAX_RX_FRAMES]
	frames received

struct can_filter	rx_filters [ESP_CAN_MAX_RX_FILTERS]
	acceptance filter list

uint32_t	rx_frames_wptr
	pointer to ring buffer for write

uint32_t	rx_frames_rptr
	pointer to ring buffer for read

uint32_t	rx_frames_num
	number of frames in ring buffer

uint32_t	rx_filter_num
	number of acceptance filters

bool	powered_up
	device is powered up

gpio_t	tx_pin
	CAN transceiver TX pin. More...

gpio_t	rx_pin
	CAN transceiver RX pin. More...

uint32_t	events
	events triggered by the last interrupt

const can_conf_t *	conf
	Configuration.

gpio_af_t	af
	Alternate pin function to use.

const struct can_frame *	tx_mailbox [CAN_STM32_TX_MAILBOXES]
	Tx mailboxes.

candev_stm32_rx_fifo_t	rx_fifo
	Rx FIFOs.

candev_stm32_isr_t	isr_flags
	ISR flags.

Field Documentation

candev_t can::candev

candev base structure

Common candev struct.

Definition at line 65 of file can_esp.h.

gpio_t can::rx_pin

CAN transceiver RX pin.

RX pin.

Definition at line 80 of file can_esp.h.

gpio_t can::tx_pin

CAN transceiver TX pin.

TX pin.

Definition at line 79 of file can_esp.h.

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