1 /* $NetBSD: am2315reg.h,v 1.2 2017/12/29 02:20:47 christos Exp $ */ 2 3 /* 4 * Copyright (c) 2017 Brad Spencer <brad@anduin.eldar.org> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #ifndef _DEV_I2C_AM2315REG_H_ 20 #define _DEV_I2C_AM2315REG_H_ 21 22 #define AM2315_TYPICAL_ADDR 0x5c 23 24 #define AM2315_READ_REGISTERS 0x03 25 #define AM2315_WRITE_REGISTERS 0x10 26 27 #define AM2315_REGISTER_HIGH_RH 0x00 28 #define AM2315_REGISTER_LOW_RH 0x01 29 #define AM2315_REGISTER_HIGH_TEMP 0x02 30 #define AM2315_REGISTER_LOW_TEMP 0x03 31 #define AM2315_REGISTER_RETENTION_04 0x04 32 #define AM2315_REGISTER_RETENTION_05 0x05 33 #define AM2315_REGISTER_RETENTION_06 0x06 34 #define AM2315_REGISTER_RETENTION_07 0x07 35 #define AM2315_REGISTER_HIGH_MODEL 0x08 36 #define AM2315_REGISTER_LOW_MODEL 0x09 37 #define AM2315_REGISTER_VERSION 0x0a 38 #define AM2315_REGISTER_ID_PT_24_31 0x0b 39 #define AM2315_REGISTER_ID_PT_16_23 0x0c 40 #define AM2315_REGISTER_ID_PT_8_15 0x0d 41 #define AM2315_REGISTER_ID_PT_0_7 0x0e 42 #define AM2315_REGISTER_STATUS 0x0f 43 #define AM2315_REGISTER_HIGH_USER1 0x10 44 #define AM2315_REGISTER_LOW_USER1 0x11 45 #define AM2315_REGISTER_HIGH_USER2 0x12 46 #define AM2315_REGISTER_LOW_USER2 0x13 47 #define AM2315_REGISTER_RETENTION_14 0x14 48 #define AM2315_REGISTER_RETENTION_15 0x15 49 #define AM2315_REGISTER_RETENTION_16 0x16 50 #define AM2315_REGISTER_RETENTION_17 0x17 51 #define AM2315_REGISTER_RETENTION_18 0x18 52 #define AM2315_REGISTER_RETENTION_19 0x19 53 #define AM2315_REGISTER_RETENTION_1a 0x1a 54 #define AM2315_REGISTER_RETENTION_1b 0x1b 55 #define AM2315_REGISTER_RETENTION_1c 0x1c 56 #define AM2315_REGISTER_RETENTION_1d 0x1d 57 #define AM2315_REGISTER_RETENTION_1e 0x1e 58 #define AM2315_REGISTER_RETENTION_1f 0x1f 59 60 #define AM2315_TEMP_NEGATIVE 0x80 61 62 #endif 63