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twai_status_info_t
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ESP-IDF Framework and Examples
ESP-IDF
twai_status_info_t
twai_status_info_t struct
Structure to store status information of TWAI driver
Syntax
Show:
Summary
Declaration
from
twai.h:128
typedef
struct
{
twai_state_t
state
;
uint32_t
msgs_to_tx
;
uint32_t
msgs_to_rx
;
uint32_t
tx_error_counter
;
uint32_t
rx_error_counter
;
uint32_t
tx_failed_count
;
uint32_t
rx_missed_count
;
uint32_t
rx_overrun_count
;
uint32_t
arb_lost_count
;
uint32_t
bus_error_count
;
}
twai_status_info_t
;
Fields
Field
Declared as
Description
twai_status_info_t::state
twai_state_t
Current state of TWAI controller (Stopped/Running/Bus-Off/Recovery).
twai_status_info_t::msgs_to_tx
uint32_t
Number of messages queued for transmission or awaiting transmission completion.
twai_status_info_t::msgs_to_rx
uint32_t
Number of messages in RX queue waiting to be read.
twai_status_info_t::tx_error_counter
uint32_t
Current value of Transmit Error Counter.
twai_status_info_t::rx_error_counter
uint32_t
Current value of Receive Error Counter.
twai_status_info_t::tx_failed_count
uint32_t
Number of messages that failed transmissions.
twai_status_info_t::rx_missed_count
uint32_t
Number of messages that were lost due to a full RX queue (or errata workaround if enabled).
twai_status_info_t::rx_overrun_count
uint32_t
Number of messages that were lost due to a RX FIFO overrun.
twai_status_info_t::arb_lost_count
uint32_t
Number of instances arbitration was lost.
twai_status_info_t::bus_error_count
uint32_t
Number of instances a bus error has occurred.
Related Functions
Found 2 other functions taking a
twai_status_info_t
argument:
Function
Description
twai_get_status_info()
Get current status information of the TWAI driver
twai_get_status_info_v2()
Get current status information of a given TWAI driver handle
Examples
twai_status_info_t
is referenced by 1 libraries and example projects:
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