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64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
/*
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* SPDX-FileCopyrightText: 2022 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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/**
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* Espressif private functions. Not for peripherals. Don't use it in your app.
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*/
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Read internal register
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*
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* @param block Block of the register
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* @param host_id Host of the register
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* @param reg_add Address of the register
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* @return uint8_t Register value
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*/
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uint8_t esp_rom_regi2c_read(uint8_t block, uint8_t host_id, uint8_t reg_add);
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/**
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* @brief Read internal register, in bits
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*
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* @param block Block of the register
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* @param host_id Host of the register
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* @param reg_add Address of the register
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* @param msb MSB of the register
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* @param lsb LSB of the register
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* @return uint8_t Register value
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*/
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uint8_t esp_rom_regi2c_read_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb);
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/**
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* @brief Write internal register
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*
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* @param block Block of the register
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* @param host_id Host of the register
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* @param reg_add Address of the register
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* @param data Value to write
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*/
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void esp_rom_regi2c_write(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t data);
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/**
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* @brief Write internal register, in bits
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*
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* @param block Block of the register
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* @param host_id Host of the register
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* @param reg_add Address of the register
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* @param msb MSB of the register
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* @param lsb LSB of the register
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* @param data Value to write
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*/
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void esp_rom_regi2c_write_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb, uint8_t data);
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#ifdef __cplusplus
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}
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#endif
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