29 lines
495 B
C
29 lines
495 B
C
/*
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* SPDX-FileCopyrightText: 2019-2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include "soc/soc_caps.h"
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#if SOC_SDM_SUPPORTED
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#include <stdbool.h>
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//freq 1220-312500 duty 0-255
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bool sigmaDeltaAttach(uint8_t pin, uint32_t freq);
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bool sigmaDeltaWrite(uint8_t pin, uint8_t duty);
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bool sigmaDeltaDetach(uint8_t pin);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SOC_SDM_SUPPORTED */
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