/* $NetBSD: aht20reg.h,v 1.1 2022/11/17 19:20:06 brad Exp $ */ /* * Copyright (c) 2022 Brad Spencer * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef _DEV_I2C_AHT20REG_H_ #define _DEV_I2C_AHT20REG_H_ #define AHT20_TYPICAL_ADDR 0x38 #define AHT20_INITIALIZE 0xBE #define AHT20_INITIALIZE_PARAM1 0x08 #define AHT20_INITIALIZE_PARAM2 0x00 #define AHT20_TRIGGER_MEASUREMENT 0xAC #define AHT20_TRIGGER_PARAM1 0x33 #define AHT20_TRIGGER_PARAM2 0x00 #define AHT20_GET_STATUS 0x71 #define AHT20_STATUS_BUSY_MASK 0x80 #define AHT20_STATUS_CAL_MASK 0x08 #define AHT20_SOFT_RESET 0xBA #endif