98 lines
3.0 KiB
C
98 lines
3.0 KiB
C
/****************************************************************************
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* include/nuttx/sensors/bh1749nuc.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __INCLUDE_NUTTX_SENSORS_BH1749NUC_H
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#define __INCLUDE_NUTTX_SENSORS_BH1749NUC_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/i2c/i2c_master.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Public Types
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****************************************************************************/
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struct bh1749nuc_data_s
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{
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uint16_t red;
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uint16_t green;
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uint16_t blue;
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uint16_t ir;
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uint16_t green2;
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};
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struct bh1749nuc_config_s
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{
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FAR struct i2c_master_s *i2c;
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uint8_t addr;
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};
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************
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* Name: bh1749nuc_register
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*
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* Description:
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* Register the BH1749NUC character device as 'devpath'
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*
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* Input Parameters:
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* devpath - The full path to the driver to register. E.g., "/dev/color0"
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* i2c - An instance of the I2C interface to use to communicate with
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* BH1749NUC
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* addr - I2C address
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*
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* Returned Value:
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* Zero (OK) on success; a negated errno value on failure.
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*
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****************************************************************************/
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#ifndef CONFIG_SENSORS_BH1749NUC_UORB
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int bh1749nuc_register(FAR const char *devpath, FAR struct i2c_master_s *i2c,
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uint8_t addr);
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#else
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int bh1749nuc_register_uorb(int devno,
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FAR struct bh1749nuc_config_s *config);
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#endif
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif /* __INCLUDE_NUTTX_SENSORS_BH1749NUC_H */
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