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43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
/*
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* This file is part of the HTU21D project.
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* Copyright 2021 Edward V. Emelianov <edward.emelianoff@gmail.com>.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#ifndef HTU21D_H__
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#include <stm32f1.h>
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typedef enum{
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HTU21D_BUSY, // measurement in progress
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HTU21D_ERR, // error in I2C
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HTU21D_RELAX, // relaxed state
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HTU21D_TRDY, // data ready - can get it
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HTU21D_HRDY
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} HTU21D_status;
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HTU21D_status HTU21D_get_status();
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void HTU21D_setup();
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int HTU21D_read_ID(uint8_t *devid);
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int HTU21D_cmdT();
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int HTU21D_cmdH();
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void HTU21D_process();
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int32_t HTU21D_getT();
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uint32_t HTU21D_getH();
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#define HTU21D_H__
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#endif // HTU21D_H__
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