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Merge branch 'fix/fix_esp32_rmt_disable_timeout_in_special_condition' into 'master'

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fix(rmt): use memset to clear entire RMT memory block instead of single word

Closes IDFGH-16574

See merge request espressif/esp-idf!42510
This commit is contained in:
Chen Ji Chang
2025-10-13 10:49:12 +08:00
parent 5c3a562af1 9e28a8d05c
commit 3b0d8508c0
1 changed files with 1 additions and 1 deletions
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components/esp_driver_rmt/src/rmt_tx.c
+1 -1
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@@ -833,7 +833,7 @@ static esp_err_t rmt_tx_disable(rmt_channel_handle_t channel)
#if !SOC_RMT_SUPPORT_ASYNC_STOP
// we do a trick to stop the undergoing transmission
// stop interrupt, insert EOF marker to the RMT memory, polling the trans_done event
channel->hw_mem_base[0].val = 0;
memset(channel->hw_mem_base, 0, channel->mem_block_num * SOC_RMT_MEM_WORDS_PER_CHANNEL * sizeof(rmt_symbol_word_t));
while (!(rmt_ll_tx_get_interrupt_status_raw(hal->regs, channel_id) & RMT_LL_EVENT_TX_DONE(channel_id))) {}
#endif
rmt_ll_clear_interrupt_status(hal->regs, RMT_LL_EVENT_TX_MASK(channel_id));