xiaoxiang781216 commented on code in PR #16838: URL: https://github.com/apache/nuttx/pull/16838#discussion_r2275074758
########## include/nuttx/sensors/tmp112.h: ########## @@ -0,0 +1,95 @@ +/**************************************************************************** + * include/nuttx/sensors/tmp112.h + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you 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. + * + ****************************************************************************/ + +#ifndef __INCLUDE_NUTTX_SENSORS_TMP112_H +#define __INCLUDE_NUTTX_SENSORS_TMP112_H + +#if defined(CONFIG_I2C) && defined(CONFIG_SENSORS_TMP112) + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +#define TMP112_REG_CONFIG 0x01 +#define TMP112_REG_TEMP 0x00 + +/* Configuration ************************************************************/ + +/* Prerequisites: + * + * CONFIG_SENSORS_TMP112 + * Enables support for the TMP112 driver + */ + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +struct i2c_master_s; + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +#ifdef __cplusplus +#define EXTERN extern "C" +extern "C" +{ +#else +#define EXTERN extern +#endif + +/**************************************************************************** + * Name: tmp112_register + * + * Description: + * Register the TMP112 character device as 'devpath' + * + * Input Parameters: + * devpath - The full path to the driver to register. E.g., "/dev/temp0" + * devnum - The index of the TMP112 sensor to interface with. + * When multiple sensors are connected to the same bus, each one + * must be electrically configured to use a different I2C + * address as specified in the datasheet. + * i2c - An instance of the I2C interface to use. + * + * Returned Value: + * Zero (OK) on success; a negated errno value on failure. + * + ****************************************************************************/ + +int tmp112_register(FAR const char *devpath, const uint8_t devnum, Review Comment: remove const from devnum -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@nuttx.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
