twai_initiate_recovery() function

Start the bus recovery process This function initiates the bus recovery process when the TWAI driver is in the bus-off state. Once initiated, the TWAI driver will enter the recovering state and wait for 128 occurrences of the bus-free signal on the TWAI bus before returning to the stopped state. This function will reset the TX queue, clearing any messages pending transmission.

Syntax

Show:

Summary

Declaration

Definition

from twai.h:455

esp_err_t twai_initiate_recovery(void);

Implemented in twai.c:834

Return value

- ESP_OK: Bus recovery started - ESP_ERR_INVALID_STATE: TWAI driver is not in the bus-off state, or is not installed

Notes

The BUS_RECOVERED alert can be enabled to alert the application when the bus recovery process completes.

Examples

twai_initiate_recovery() is referenced by 1 libraries and example projects:

References

from examples

twai_initiate_recovery() function

Syntax

Return value

Notes

Examples

References

Call Tree

Data Use

Class Tree

Override Tree

Implementations

Instances

Lifecycle