mirror of
https://github.com/espressif/arduino-esp32
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41 lines
1.4 KiB
C
41 lines
1.4 KiB
C
// Copyright 2015-2021 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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// 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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#pragma once
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#include "soc/soc_caps.h"
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#if SOC_I2C_SUPPORT_SLAVE
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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 "stddef.h"
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#include "esp_err.h"
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typedef void (*i2c_slave_request_cb_t)(uint8_t num, void *arg);
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typedef void (*i2c_slave_receive_cb_t)(uint8_t num, uint8_t *data, size_t len, bool stop, void *arg);
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esp_err_t i2cSlaveAttachCallbacks(uint8_t num, i2c_slave_request_cb_t request_callback, i2c_slave_receive_cb_t receive_callback, void *arg);
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esp_err_t i2cSlaveInit(uint8_t num, int sda, int scl, uint16_t slaveID, uint32_t frequency, size_t rx_len, size_t tx_len);
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esp_err_t i2cSlaveDeinit(uint8_t num);
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size_t i2cSlaveWrite(uint8_t num, const uint8_t *buf, uint32_t len, uint32_t timeout_ms);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SOC_I2C_SUPPORT_SLAVE */
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