kopia lustrzana https://github.com/espressif/esp-idf
51 wiersze
1.5 KiB
C
51 wiersze
1.5 KiB
C
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// Copyright 2019-2020 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <string.h>
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#include "esp_log.h"
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#include "esp_err.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/semphr.h"
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#include "freertos/timers.h"
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#include "driver/rtc_io.h"
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#include "driver/dac.h"
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#include "soc/dac_periph.h"
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#include "hal/dac_hal.h"
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extern portMUX_TYPE rtc_spinlock; //TODO: Will be placed in the appropriate position after the rtc module is finished.
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#define DAC_ENTER_CRITICAL() portENTER_CRITICAL(&rtc_spinlock)
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#define DAC_EXIT_CRITICAL() portEXIT_CRITICAL(&rtc_spinlock)
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/*---------------------------------------------------------------
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Digital controller setting
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---------------------------------------------------------------*/
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esp_err_t dac_i2s_enable(void)
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{
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DAC_ENTER_CRITICAL();
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dac_hal_digi_enable_dma(true);
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DAC_EXIT_CRITICAL();
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return ESP_OK;
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}
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esp_err_t dac_i2s_disable(void)
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{
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DAC_ENTER_CRITICAL();
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dac_hal_digi_enable_dma(false);
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DAC_EXIT_CRITICAL();
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return ESP_OK;
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}
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