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feat(uart): add glitch filter functionality for UART

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Closes https://github.com/espressif/esp-idf/issues/17847
This commit is contained in:
Song Ruo Jing
2025-12-24 22:28:15 +08:00
parent 77aa76ecc4
commit 8baea2e4a0
24 changed files with 703 additions and 60 deletions
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17
components/esp_hal_uart/include/hal/uart_hal.h
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@@ -488,6 +488,23 @@ uint16_t uart_hal_get_max_rx_timeout_thrd(uart_hal_context_t *hal);
*/
#define uart_hal_get_rxfifo_len(hal) uart_ll_get_rxfifo_len((hal)->dev)
/**
* @brief Set the UART glitch filter threshold. Any high pulse lasting shorter than this value will be ignored when the filter is enabled.
*
* @param hal Context of the HAL layer
* @param glitch_filt_thrd The glitch filter threshold to be set (unit: ns)
* @param sclk_freq Frequency of the clock source of UART, in Hz.
*/
#define uart_hal_set_glitch_filt_thrd(hal, glitch_filt_thrd, sclk_freq) uart_ll_set_glitch_filt_thrd((hal)->dev, glitch_filt_thrd, sclk_freq)
/**
* @brief Enable or disable the UART glitch filter
*
* @param hal Context of the HAL layer
* @param enable True to enable the filter, False to disable the filter
*/
#define uart_hal_enable_glitch_filt(hal, enable) uart_ll_enable_glitch_filt((hal)->dev, enable)
/**
* @brief Enable or disable the auto baudrate detection
*