2023-11-22 11:48:03 +00:00
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#ifndef MAIN_CAN_H
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#define MAIN_CAN_H
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#include "driver/twai.h"
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#include "sdkconfig.h"
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2023-11-25 08:01:19 +00:00
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typedef struct {
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char status[30];
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int tec;
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int rec;
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int color;
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bool extd;
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} can_prompt_t;
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typedef enum {
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CAN_NOT_INSTALLED = 0,
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CAN_STOPPED = 1,
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CAN_ERROR_ACTIVE = 2,
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CAN_ERROR_PASSIVE = 3,
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CAN_BUF_OFF = 4,
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CAN_RECOVERING = 5,
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} can_state_e;
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static const twai_timing_config_t t_config = TWAI_TIMING_CONFIG_125KBITS();
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static const twai_general_config_t g_config = {
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.mode = TWAI_MODE_NORMAL,
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.tx_io = CONFIG_CAN_TX_GPIO,
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.rx_io = CONFIG_CAN_RX_GPIO,
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.clkout_io = TWAI_IO_UNUSED,
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.bus_off_io = TWAI_IO_UNUSED,
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.tx_queue_len = 5,
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.rx_queue_len = 5,
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.alerts_enabled = TWAI_ALERT_BUS_OFF | TWAI_ALERT_BUS_RECOVERED,
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.clkout_divider = 0,
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.intr_flags = ESP_INTR_FLAG_LEVEL1,
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};
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2023-11-22 11:48:03 +00:00
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// functions
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void can_init();
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void can_stop();
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void calculate_hw_can_filter(uint32_t device_id, twai_filter_config_t* filter, bool ota_mode);
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void can_bus_off_check();
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void can_task(void* arg);
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2023-11-24 09:02:17 +00:00
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void can_msg_to_str(twai_message_t *can_msg, char *out_str);
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2023-11-25 08:01:19 +00:00
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can_state_e get_can_state();
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2023-11-22 11:48:03 +00:00
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#endif // MAIN_CAN_H
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