Transistor Gijutsu, October 2014, Special Features Chapter 8,Software of the thermistor thermometer of 0.001 ° resolution, トランジスタ技術2014年10月号 特集第8章のソフトウェア 0.001℃分解能で気配もキャッチ「超敏感肌温度計」
Information
tg_201410s8_AD7714 トランジスタ技術 2014年 10月号 第8章のソフトウェア
Program for Section 8 in October. 2014 issue of the Transistor Gijutsu
(Japanese electronics magazine)
概要
このプログラムは、サーミスタの抵抗値変化をAD7714(24bitADC)で測定し、抵抗値を温度値に変換することで、0.001℃程度の分解能で温度変化を測定します。
ファイル
このソフトウエアは、次のファイルから構成されています。
- AD7714.cpp - AD7714の内部レジスタを設定
- Thermistor.cpp - サーミスタの抵抗値から温度値に変換
- ExpAvr.cpp - 指数平均によるソフトウエアLPF
- main.cpp - main()関数
詳細については、10月号の記事および上記ファイル中のコメントを参照してください。
USBDevice/USBDevice/USBDevice_Types.h
- Committer:
- Dance
- Date:
- 2014-08-29
- Revision:
- 0:de885a6da962
File content as of revision 0:de885a6da962:
/* Copyright (c) 2010-2011 mbed.org, MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software * and associated documentation files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or * substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #ifndef USBDEVICE_TYPES_H #define USBDEVICE_TYPES_H /* Standard requests */ #define GET_STATUS (0) #define CLEAR_FEATURE (1) #define SET_FEATURE (3) #define SET_ADDRESS (5) #define GET_DESCRIPTOR (6) #define SET_DESCRIPTOR (7) #define GET_CONFIGURATION (8) #define SET_CONFIGURATION (9) #define GET_INTERFACE (10) #define SET_INTERFACE (11) /* bmRequestType.dataTransferDirection */ #define HOST_TO_DEVICE (0) #define DEVICE_TO_HOST (1) /* bmRequestType.Type*/ #define STANDARD_TYPE (0) #define CLASS_TYPE (1) #define VENDOR_TYPE (2) #define RESERVED_TYPE (3) /* bmRequestType.Recipient */ #define DEVICE_RECIPIENT (0) #define INTERFACE_RECIPIENT (1) #define ENDPOINT_RECIPIENT (2) #define OTHER_RECIPIENT (3) /* Descriptors */ #define DESCRIPTOR_TYPE(wValue) (wValue >> 8) #define DESCRIPTOR_INDEX(wValue) (wValue & 0xff) typedef struct { struct { uint8_t dataTransferDirection; uint8_t Type; uint8_t Recipient; } bmRequestType; uint8_t bRequest; uint16_t wValue; uint16_t wIndex; uint16_t wLength; } SETUP_PACKET; typedef struct { SETUP_PACKET setup; uint8_t *ptr; uint32_t remaining; uint8_t direction; bool zlp; bool notify; } CONTROL_TRANSFER; typedef enum {ATTACHED, POWERED, DEFAULT, ADDRESS, CONFIGURED} DEVICE_STATE; typedef struct { volatile DEVICE_STATE state; uint8_t configuration; bool suspended; } USB_DEVICE; #endif