kopia lustrzana https://github.com/espressif/esp-idf
docs: fix i2s code snippet for interrupt flags setting
Signed-off-by: Mahavir Jain <mahavir@espressif.com>pull/1371/head
rodzic
f32fa0c1e9
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@ -37,13 +37,13 @@ extern "C" {
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*/
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//Keep the LEVELx values as they are here; they match up with (1<<level)
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#define ESP_INTR_FLAG_LEVEL1 (1<<1) ///< Accept a Level 1 interrupt vector
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#define ESP_INTR_FLAG_LEVEL1 (1<<1) ///< Accept a Level 1 interrupt vector (lowest priority)
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#define ESP_INTR_FLAG_LEVEL2 (1<<2) ///< Accept a Level 2 interrupt vector
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#define ESP_INTR_FLAG_LEVEL3 (1<<3) ///< Accept a Level 3 interrupt vector
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#define ESP_INTR_FLAG_LEVEL4 (1<<4) ///< Accept a Level 4 interrupt vector
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#define ESP_INTR_FLAG_LEVEL5 (1<<5) ///< Accept a Level 5 interrupt vector
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#define ESP_INTR_FLAG_LEVEL6 (1<<6) ///< Accept a Level 6 interrupt vector
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#define ESP_INTR_FLAG_NMI (1<<7) ///< Accept a Level 7 interrupt vector
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#define ESP_INTR_FLAG_NMI (1<<7) ///< Accept a Level 7 interrupt vector (highest priority)
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#define ESP_INTR_FLAG_SHARED (1<<8) ///< Interrupt can be shared between ISRs
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#define ESP_INTR_FLAG_EDGE (1<<9) ///< Edge-triggered interrupt
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#define ESP_INTR_FLAG_IRAM (1<<10) ///< ISR can be called if cache is disabled
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@ -34,11 +34,10 @@ Short example of I2S configuration:
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.bits_per_sample = 16,
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.channel_format = I2S_CHANNEL_FMT_RIGHT_LEFT,
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.communication_format = I2S_COMM_FORMAT_I2S | I2S_COMM_FORMAT_I2S_MSB,
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.intr_alloc_flags = ESP_INTR_FLAG_LEVEL1, // high interrupt priority
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.intr_alloc_flags = 0, // default interrupt priority
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.dma_buf_count = 8,
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.dma_buf_len = 64,
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.use_apll = 0,
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.apll_param = I2S_APLL_NONE
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.use_apll = 0
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};
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static const i2s_pin_config_t pin_config = {
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@ -71,9 +70,10 @@ Short example configuring I2S to use internal DAC for analog output::
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.bits_per_sample = 16, /* the DAC module will only take the 8bits from MSB */
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.channel_format = I2S_CHANNEL_FMT_RIGHT_LEFT,
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.communication_format = I2S_COMM_FORMAT_I2S_MSB,
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.intr_alloc_flags = ESP_INTR_FLAG_LEVEL1, // high interrupt priority
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.intr_alloc_flags = 0, // default interrupt priority
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.dma_buf_count = 8,
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.dma_buf_len = 64
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.dma_buf_len = 64,
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.use_apll = 0
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};
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...
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