84 lines
3.0 KiB
C
84 lines
3.0 KiB
C
/****************************************************************************
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* include/nuttx/analog/ads7828.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_ANALOG_ADS7828_H
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#define __INCLUDE_NUTTX_ANALOG_ADS7828_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/analog/ioctl.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* IOCTL Commands
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* Cmd: ANIOC_ADS7828_SET_REF Arg: enum ads7828_ref_e
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* Cmd: ANIOC_ADS7828_MODE Arg: ads7828_mode_e
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* Cmd: ANIOC_ADS7828_POWER_SAVE Arg: bool value
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* Cmd: ANIOC_ADS7828_ADD_CHAN Arg: uint8_t value
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* Cmd: ANIOC_ADS7828_REMOVE_CHAN ARG: uint8_t value
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* Cmd: ANIOC_ADS7828_READ_CHANNEL Arg: struct adc_msg_s *channel
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*/
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#define ANIOC_ADS7828_SET_REF _ANIOC(AN_ADS7828_FIRST + 0)
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#define ANIOC_ADS7828_MODE _ANIOC(AN_ADS7828_FIRST + 1)
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#define ANIOC_ADS7828_POWER_SAVE _ANIOC(AN_ADS7828_FIRST + 2)
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#define ANIOC_ADS7828_ADD_CHAN _ANIOC(AN_ADS7828_FIRST + 3)
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#define ANIOC_ADS7828_REMOVE_CHAN _ANIOC(AN_ADS7828_FIRST + 4)
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#define ANIOC_ADS7828_READ_CHANNEL _ANIOC(AN_ADS7828_FIRST + 5)
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/****************************************************************************
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* Public Types
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****************************************************************************/
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enum ads7828_ref_e
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{
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ADS7828_REF_EXTERNAL = 0u,
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ADS7828_REF_INTERNAL
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};
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enum ads7828_mode_e
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{
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ADS7828_DIFFERENTIAL = 0u,
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ADS7828_SINGLE_ENDED
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};
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enum ads7828_diffch_e
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{
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ADS7828_DIFF_PCH0_NCH1 = 0u,
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ADS7828_DIFF_PCH2_NCH3,
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ADS7828_DIFF_PCH4_NCH5,
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ADS7828_DIFF_PCH6_NCH7,
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ADS7828_DIFF_PCH1_NCH0,
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ADS7828_DIFF_PCH3_NCH2,
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ADS7828_DIFF_PCH5_NCH4,
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ADS7828_DIFF_PCH7_NCH6
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};
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#endif /* __INCLUDE_NUTTX_ANALOG_ADS7828_H */
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