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hal/analogin_api.h@182:57724642e740, 2018-02-16 (annotated)
- Committer:
- AnnaBridge
- Date:
- Fri Feb 16 16:09:33 2018 +0000
- Revision:
- 182:57724642e740
- Parent:
- 149:156823d33999
mbed-dev library. Release version 159.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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<> | 149:156823d33999 | 1 | |
<> | 149:156823d33999 | 2 | /** \addtogroup hal */ |
<> | 149:156823d33999 | 3 | /** @{*/ |
<> | 144:ef7eb2e8f9f7 | 4 | /* mbed Microcontroller Library |
<> | 144:ef7eb2e8f9f7 | 5 | * Copyright (c) 2006-2013 ARM Limited |
<> | 144:ef7eb2e8f9f7 | 6 | * |
<> | 144:ef7eb2e8f9f7 | 7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
<> | 144:ef7eb2e8f9f7 | 8 | * you may not use this file except in compliance with the License. |
<> | 144:ef7eb2e8f9f7 | 9 | * You may obtain a copy of the License at |
<> | 144:ef7eb2e8f9f7 | 10 | * |
<> | 144:ef7eb2e8f9f7 | 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
<> | 144:ef7eb2e8f9f7 | 12 | * |
<> | 144:ef7eb2e8f9f7 | 13 | * Unless required by applicable law or agreed to in writing, software |
<> | 144:ef7eb2e8f9f7 | 14 | * distributed under the License is distributed on an "AS IS" BASIS, |
<> | 144:ef7eb2e8f9f7 | 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
<> | 144:ef7eb2e8f9f7 | 16 | * See the License for the specific language governing permissions and |
<> | 144:ef7eb2e8f9f7 | 17 | * limitations under the License. |
<> | 144:ef7eb2e8f9f7 | 18 | */ |
<> | 144:ef7eb2e8f9f7 | 19 | #ifndef MBED_ANALOGIN_API_H |
<> | 144:ef7eb2e8f9f7 | 20 | #define MBED_ANALOGIN_API_H |
<> | 144:ef7eb2e8f9f7 | 21 | |
<> | 144:ef7eb2e8f9f7 | 22 | #include "device.h" |
<> | 144:ef7eb2e8f9f7 | 23 | |
<> | 144:ef7eb2e8f9f7 | 24 | #if DEVICE_ANALOGIN |
<> | 144:ef7eb2e8f9f7 | 25 | |
<> | 144:ef7eb2e8f9f7 | 26 | #ifdef __cplusplus |
<> | 144:ef7eb2e8f9f7 | 27 | extern "C" { |
<> | 144:ef7eb2e8f9f7 | 28 | #endif |
<> | 144:ef7eb2e8f9f7 | 29 | |
<> | 144:ef7eb2e8f9f7 | 30 | /** Analogin hal structure. analogin_s is declared in the target's hal |
<> | 144:ef7eb2e8f9f7 | 31 | */ |
<> | 144:ef7eb2e8f9f7 | 32 | typedef struct analogin_s analogin_t; |
<> | 144:ef7eb2e8f9f7 | 33 | |
<> | 144:ef7eb2e8f9f7 | 34 | /** |
<> | 144:ef7eb2e8f9f7 | 35 | * \defgroup hal_analogin Analogin hal functions |
<> | 144:ef7eb2e8f9f7 | 36 | * @{ |
<> | 144:ef7eb2e8f9f7 | 37 | */ |
<> | 144:ef7eb2e8f9f7 | 38 | |
<> | 144:ef7eb2e8f9f7 | 39 | /** Initialize the analogin peripheral |
<> | 144:ef7eb2e8f9f7 | 40 | * |
<> | 144:ef7eb2e8f9f7 | 41 | * Configures the pin used by analogin. |
<> | 144:ef7eb2e8f9f7 | 42 | * @param obj The analogin object to initialize |
<> | 144:ef7eb2e8f9f7 | 43 | * @param pin The analogin pin name |
<> | 144:ef7eb2e8f9f7 | 44 | */ |
<> | 144:ef7eb2e8f9f7 | 45 | void analogin_init(analogin_t *obj, PinName pin); |
<> | 144:ef7eb2e8f9f7 | 46 | |
<> | 144:ef7eb2e8f9f7 | 47 | /** Read the input voltage, represented as a float in the range [0.0, 1.0] |
<> | 144:ef7eb2e8f9f7 | 48 | * |
<> | 144:ef7eb2e8f9f7 | 49 | * @param obj The analogin object |
<> | 144:ef7eb2e8f9f7 | 50 | * @return A floating value representing the current input voltage |
<> | 144:ef7eb2e8f9f7 | 51 | */ |
<> | 144:ef7eb2e8f9f7 | 52 | float analogin_read(analogin_t *obj); |
<> | 144:ef7eb2e8f9f7 | 53 | |
<> | 144:ef7eb2e8f9f7 | 54 | /** Read the value from analogin pin, represented as an unsigned 16bit value |
<> | 144:ef7eb2e8f9f7 | 55 | * |
<> | 144:ef7eb2e8f9f7 | 56 | * @param obj The analogin object |
<> | 144:ef7eb2e8f9f7 | 57 | * @return An unsigned 16bit value representing the current input voltage |
<> | 144:ef7eb2e8f9f7 | 58 | */ |
<> | 144:ef7eb2e8f9f7 | 59 | uint16_t analogin_read_u16(analogin_t *obj); |
<> | 144:ef7eb2e8f9f7 | 60 | |
<> | 144:ef7eb2e8f9f7 | 61 | /**@}*/ |
<> | 144:ef7eb2e8f9f7 | 62 | |
<> | 144:ef7eb2e8f9f7 | 63 | #ifdef __cplusplus |
<> | 144:ef7eb2e8f9f7 | 64 | } |
<> | 144:ef7eb2e8f9f7 | 65 | #endif |
<> | 144:ef7eb2e8f9f7 | 66 | |
<> | 144:ef7eb2e8f9f7 | 67 | #endif |
<> | 144:ef7eb2e8f9f7 | 68 | |
<> | 144:ef7eb2e8f9f7 | 69 | #endif |
<> | 149:156823d33999 | 70 | |
<> | 149:156823d33999 | 71 | /** @}*/ |