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- /*
- * Copyright (c) 2020 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- /**
- * @addtogroup wifiiot
- * @{
- *
- * @brief Provides dedicated device operation interfaces on the Wi-Fi module,
- * including ADC, AT, flash, GPIO, I2C, I2S, partition, PWM, SDIO, UART, and watchdog.
- *
- *
- *
- * @since 1.0
- * @version 1.0
- */
- /**
- * @file wifiiot_i2c_ex.h
- *
- * @brief Declares the extended I2C interface functions.
- *
- * These functions are used for I2C baud rate setting and device exception callback. \n
- *
- * @since 1.0
- * @version 1.0
- */
- #ifndef IOT_I2C_EX_H
- #define IOT_I2C_EX_H
- /**
- * @brief Defines I2C data transmission attributes.
- */
- typedef struct {
- /** Pointer to the buffer storing data to send */
- unsigned char *sendBuf;
- /** Length of data to send */
- unsigned int sendLen;
- /** Pointer to the buffer for storing data to receive */
- unsigned char *receiveBuf;
- /** Length of data received */
- unsigned int receiveLen;
- } IotI2cData;
- /**
- * @brief Sends data to and receives data responses from an I2C device.
- *
- *
- *
- * @param id Indicates the I2C device ID.
- * @param deviceAddr Indicates the I2C device address.
- * @param i2cData Indicates the pointer to the device descriptor of the data to receive.
- * @return Returns {@link WIFI_IOT_SUCCESS} if the operation is successful;
- * returns an error code defined in {@link wifiiot_errno.h} otherwise.
- * @since 1.0
- * @version 1.0
- */
- unsigned int IoTI2cWriteread(unsigned int id, unsigned short deviceAddr, const IotI2cData *i2cData);
- #endif
- /** @} */
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