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SourceVuESP-IDF Framework and ExamplesESP-IDFtwai_hal_context_t::state_flags

twai_hal_context_t::state_flags field

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Summary

Declaration

from twai_hal.h:66

uint32_t state_flags;

References

Code

Location

Referrer

uint32_t state_flags;

hal_ctx->state_flags = 0;

twai_hal_init()

TWAI_HAL_SET_BITS(hal_ctx->state_flags, TWAI_HAL_STATE_FLAG_RUNNING);

twai_hal_start()

TWAI_HAL_CLEAR_BITS(hal_ctx->state_flags, TWAI_HAL_STATE_FLAG_TX_BUFF_OCCUPIED | TWAI_HAL_STATE_FLAG_RUNNING);

twai_hal_stop()

TWAI_HAL_SET_BITS(hal_ctx->state_flags, TWAI_HAL_STATE_FLAG_RECOVERING);

twai_hal_start_bus_recovery()

return hal_ctx->state_flags & check_flags;

twai_hal_check_state_flags()

uint32_t state_flags = hal_ctx->state_flags;

twai_hal_iram.c:32

twai_hal_decode_interrupt()

} else if (hal_ctx->state_flags & TWAI_HAL_STATE_FLAG_RECOVERING) {

twai_hal_iram.c:50

twai_hal_decode_interrupt()

if ((interrupts & TWAI_LL_INTR_TI || hal_ctx->state_flags & TWAI_HAL_STATE_FLAG_TX_BUFF_OCCUPIED) && status & TWAI_LL_STATUS_TBS) {

twai_hal_iram.c:66

twai_hal_decode_interrupt()

hal_ctx->state_flags = state_flags;

twai_hal_iram.c:91

twai_hal_decode_interrupt()

TWAI_HAL_SET_BITS(hal_ctx->state_flags, TWAI_HAL_STATE_FLAG_TX_NEED_RETRY);

twai_hal_iram.c:150

twai_hal_prepare_for_reset()

if (hal_ctx->state_flags & TWAI_HAL_STATE_FLAG_TX_NEED_RETRY) {

twai_hal_iram.c:168

twai_hal_recover_from_reset()

TWAI_HAL_CLEAR_BITS(hal_ctx->state_flags, TWAI_HAL_STATE_FLAG_TX_NEED_RETRY);

twai_hal_iram.c:171

twai_hal_recover_from_reset()

TWAI_HAL_SET_BITS(hal_ctx->state_flags, TWAI_HAL_STATE_FLAG_TX_BUFF_OCCUPIED);

twai_hal_iram.c:192

twai_hal_set_tx_buffer_and_transmit()

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Data Use

twai_hal_context_t::state_flags is written by 2 functions and is read by 8 functions:

twai_hal_init()

twai_hal_decode_interrupt()

twai_hal_context_t::state_flags

twai_hal_start_bus_recovery()

twai_hal_check_state_flags()

twai_hal_start()

twai_hal_stop()

twai_hal_decode_interrupt()

twai_hal_prepare_for_reset()

twai_hal_recover_from_reset()

twai_hal_set_tx_buffer_and_transmit()

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