Chau Vo / mbed-dev

mbed library sources. Supersedes mbed-src. RTC working even after reset

Fork of mbed-dev by mbed official

hal/analogout_api.h@148:161ebc35dc3a, 2016-09-28 (annotated)

Committer:
olympux
Date:
Wed Sep 28 20:59:47 2016 +0000
Revision:
148:161ebc35dc3a
Parent:
144:ef7eb2e8f9f7 
RTC working

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 144:ef7eb2e8f9f7 1 /* mbed Microcontroller Library
<> 144:ef7eb2e8f9f7 2 * Copyright (c) 2006-2013 ARM Limited
<> 144:ef7eb2e8f9f7 3 *
<> 144:ef7eb2e8f9f7 4 * Licensed under the Apache License, Version 2.0 (the "License");
<> 144:ef7eb2e8f9f7 5 * you may not use this file except in compliance with the License.
<> 144:ef7eb2e8f9f7 6 * You may obtain a copy of the License at
<> 144:ef7eb2e8f9f7 7 *
<> 144:ef7eb2e8f9f7 8 * http://www.apache.org/licenses/LICENSE-2.0
<> 144:ef7eb2e8f9f7 9 *
<> 144:ef7eb2e8f9f7 10 * Unless required by applicable law or agreed to in writing, software
<> 144:ef7eb2e8f9f7 11 * distributed under the License is distributed on an "AS IS" BASIS,
<> 144:ef7eb2e8f9f7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<> 144:ef7eb2e8f9f7 13 * See the License for the specific language governing permissions and
<> 144:ef7eb2e8f9f7 14 * limitations under the License.
<> 144:ef7eb2e8f9f7 15 */
<> 144:ef7eb2e8f9f7 16 #ifndef MBED_ANALOGOUT_API_H
<> 144:ef7eb2e8f9f7 17 #define MBED_ANALOGOUT_API_H
<> 144:ef7eb2e8f9f7 18
<> 144:ef7eb2e8f9f7 19 #include "device.h"
<> 144:ef7eb2e8f9f7 20
<> 144:ef7eb2e8f9f7 21 #if DEVICE_ANALOGOUT
<> 144:ef7eb2e8f9f7 22
<> 144:ef7eb2e8f9f7 23 #ifdef __cplusplus
<> 144:ef7eb2e8f9f7 24 extern "C" {
<> 144:ef7eb2e8f9f7 25 #endif
<> 144:ef7eb2e8f9f7 26
<> 144:ef7eb2e8f9f7 27 /** Analogout hal structure. dac_s is declared in the target's hal
<> 144:ef7eb2e8f9f7 28 */
<> 144:ef7eb2e8f9f7 29 typedef struct dac_s dac_t;
<> 144:ef7eb2e8f9f7 30
<> 144:ef7eb2e8f9f7 31 /**
<> 144:ef7eb2e8f9f7 32 * \defgroup hal_analogout Analogout hal functions
<> 144:ef7eb2e8f9f7 33 * @{
<> 144:ef7eb2e8f9f7 34 */
<> 144:ef7eb2e8f9f7 35
<> 144:ef7eb2e8f9f7 36 /** Initialize the analogout peripheral
<> 144:ef7eb2e8f9f7 37 *
<> 144:ef7eb2e8f9f7 38 * Configures the pin used by analogout.
<> 144:ef7eb2e8f9f7 39 * @param obj The analogout object to initialize
<> 144:ef7eb2e8f9f7 40 * @param pin The analogout pin name
<> 144:ef7eb2e8f9f7 41 */
<> 144:ef7eb2e8f9f7 42 void analogout_init(dac_t *obj, PinName pin);
<> 144:ef7eb2e8f9f7 43
<> 144:ef7eb2e8f9f7 44 /** Release the analogout object
<> 144:ef7eb2e8f9f7 45 *
<> 144:ef7eb2e8f9f7 46 * Note: This is not currently used in the mbed-drivers
<> 144:ef7eb2e8f9f7 47 * @param obj The analogout object
<> 144:ef7eb2e8f9f7 48 */
<> 144:ef7eb2e8f9f7 49 void analogout_free(dac_t *obj);
<> 144:ef7eb2e8f9f7 50
<> 144:ef7eb2e8f9f7 51 /** Set the output voltage, specified as a percentage (float)
<> 144:ef7eb2e8f9f7 52 *
<> 144:ef7eb2e8f9f7 53 * @param obj The analogin object
<> 144:ef7eb2e8f9f7 54 * @param value The floating-point output voltage to be set
<> 144:ef7eb2e8f9f7 55 */
<> 144:ef7eb2e8f9f7 56 void analogout_write(dac_t *obj, float value);
<> 144:ef7eb2e8f9f7 57
<> 144:ef7eb2e8f9f7 58 /** Set the output voltage, specified as unsigned 16-bit
<> 144:ef7eb2e8f9f7 59 *
<> 144:ef7eb2e8f9f7 60 * @param obj The analogin object
<> 144:ef7eb2e8f9f7 61 * @param value The unsigned 16-bit output voltage to be set
<> 144:ef7eb2e8f9f7 62 */
<> 144:ef7eb2e8f9f7 63 void analogout_write_u16(dac_t *obj, uint16_t value);
<> 144:ef7eb2e8f9f7 64
<> 144:ef7eb2e8f9f7 65 /** Read the current voltage value on the pin
<> 144:ef7eb2e8f9f7 66 *
<> 144:ef7eb2e8f9f7 67 * @param obj The analogin object
<> 144:ef7eb2e8f9f7 68 * @return A floating-point value representing the current voltage on the pin,
<> 144:ef7eb2e8f9f7 69 * measured as a percentage
<> 144:ef7eb2e8f9f7 70 */
<> 144:ef7eb2e8f9f7 71 float analogout_read(dac_t *obj);
<> 144:ef7eb2e8f9f7 72
<> 144:ef7eb2e8f9f7 73 /** Read the current voltage value on the pin, as a normalized unsigned 16bit value
<> 144:ef7eb2e8f9f7 74 *
<> 144:ef7eb2e8f9f7 75 * @param obj The analogin object
<> 144:ef7eb2e8f9f7 76 * @return An unsigned 16-bit value representing the current voltage on the pin
<> 144:ef7eb2e8f9f7 77 */
<> 144:ef7eb2e8f9f7 78 uint16_t analogout_read_u16(dac_t *obj);
<> 144:ef7eb2e8f9f7 79
<> 144:ef7eb2e8f9f7 80 /**@}*/
<> 144:ef7eb2e8f9f7 81
<> 144:ef7eb2e8f9f7 82 #ifdef __cplusplus
<> 144:ef7eb2e8f9f7 83 }
<> 144:ef7eb2e8f9f7 84 #endif
<> 144:ef7eb2e8f9f7 85
<> 144:ef7eb2e8f9f7 86 #endif
<> 144:ef7eb2e8f9f7 87
<> 144:ef7eb2e8f9f7 88 #endif