Mladen Adamovic / Spectrogram

Final version.

Dependencies:   F746_GUI F746_SAI_IO UIT_FFT_Real

Fork of F746_Spectrogram by 不韋 呂

mbed_src_STM32F7/api/DigitalInOut.h@9:444e58089d09, 2017-08-30 (annotated)

Committer:
mladjo1993
Date:
Wed Aug 30 07:47:58 2017 +0000
Revision:
9:444e58089d09
Parent:
4:c1beacfc42c7 
Final version.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 4:c1beacfc42c7 1 /* mbed Microcontroller Library
MikamiUitOpen 4:c1beacfc42c7 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 4:c1beacfc42c7 3 *
MikamiUitOpen 4:c1beacfc42c7 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 4:c1beacfc42c7 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 4:c1beacfc42c7 6 * You may obtain a copy of the License at
MikamiUitOpen 4:c1beacfc42c7 7 *
MikamiUitOpen 4:c1beacfc42c7 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 4:c1beacfc42c7 9 *
MikamiUitOpen 4:c1beacfc42c7 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 4:c1beacfc42c7 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 4:c1beacfc42c7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 4:c1beacfc42c7 13 * See the License for the specific language governing permissions and
MikamiUitOpen 4:c1beacfc42c7 14 * limitations under the License.
MikamiUitOpen 4:c1beacfc42c7 15 */
MikamiUitOpen 4:c1beacfc42c7 16 #ifndef MBED_DIGITALINOUT_H
MikamiUitOpen 4:c1beacfc42c7 17 #define MBED_DIGITALINOUT_H
MikamiUitOpen 4:c1beacfc42c7 18
MikamiUitOpen 4:c1beacfc42c7 19 #include "platform.h"
MikamiUitOpen 4:c1beacfc42c7 20
MikamiUitOpen 4:c1beacfc42c7 21 #include "gpio_api.h"
MikamiUitOpen 4:c1beacfc42c7 22
MikamiUitOpen 4:c1beacfc42c7 23 namespace mbed {
MikamiUitOpen 4:c1beacfc42c7 24
MikamiUitOpen 4:c1beacfc42c7 25 /** A digital input/output, used for setting or reading a bi-directional pin
MikamiUitOpen 4:c1beacfc42c7 26 */
MikamiUitOpen 4:c1beacfc42c7 27 class DigitalInOut {
MikamiUitOpen 4:c1beacfc42c7 28
MikamiUitOpen 4:c1beacfc42c7 29 public:
MikamiUitOpen 4:c1beacfc42c7 30 /** Create a DigitalInOut connected to the specified pin
MikamiUitOpen 4:c1beacfc42c7 31 *
MikamiUitOpen 4:c1beacfc42c7 32 * @param pin DigitalInOut pin to connect to
MikamiUitOpen 4:c1beacfc42c7 33 */
MikamiUitOpen 4:c1beacfc42c7 34 DigitalInOut(PinName pin) : gpio() {
MikamiUitOpen 4:c1beacfc42c7 35 gpio_init_in(&gpio, pin);
MikamiUitOpen 4:c1beacfc42c7 36 }
MikamiUitOpen 4:c1beacfc42c7 37
MikamiUitOpen 4:c1beacfc42c7 38 /** Create a DigitalInOut connected to the specified pin
MikamiUitOpen 4:c1beacfc42c7 39 *
MikamiUitOpen 4:c1beacfc42c7 40 * @param pin DigitalInOut pin to connect to
MikamiUitOpen 4:c1beacfc42c7 41 * @param direction the initial direction of the pin
MikamiUitOpen 4:c1beacfc42c7 42 * @param mode the initial mode of the pin
MikamiUitOpen 4:c1beacfc42c7 43 * @param value the initial value of the pin if is an output
MikamiUitOpen 4:c1beacfc42c7 44 */
MikamiUitOpen 4:c1beacfc42c7 45 DigitalInOut(PinName pin, PinDirection direction, PinMode mode, int value) : gpio() {
MikamiUitOpen 4:c1beacfc42c7 46 gpio_init_inout(&gpio, pin, direction, mode, value);
MikamiUitOpen 4:c1beacfc42c7 47 }
MikamiUitOpen 4:c1beacfc42c7 48
MikamiUitOpen 4:c1beacfc42c7 49 /** Set the output, specified as 0 or 1 (int)
MikamiUitOpen 4:c1beacfc42c7 50 *
MikamiUitOpen 4:c1beacfc42c7 51 * @param value An integer specifying the pin output value,
MikamiUitOpen 4:c1beacfc42c7 52 * 0 for logical 0, 1 (or any other non-zero value) for logical 1
MikamiUitOpen 4:c1beacfc42c7 53 */
MikamiUitOpen 4:c1beacfc42c7 54 void write(int value) {
MikamiUitOpen 4:c1beacfc42c7 55 gpio_write(&gpio, value);
MikamiUitOpen 4:c1beacfc42c7 56 }
MikamiUitOpen 4:c1beacfc42c7 57
MikamiUitOpen 4:c1beacfc42c7 58 /** Return the output setting, represented as 0 or 1 (int)
MikamiUitOpen 4:c1beacfc42c7 59 *
MikamiUitOpen 4:c1beacfc42c7 60 * @returns
MikamiUitOpen 4:c1beacfc42c7 61 * an integer representing the output setting of the pin if it is an output,
MikamiUitOpen 4:c1beacfc42c7 62 * or read the input if set as an input
MikamiUitOpen 4:c1beacfc42c7 63 */
MikamiUitOpen 4:c1beacfc42c7 64 int read() {
MikamiUitOpen 4:c1beacfc42c7 65 return gpio_read(&gpio);
MikamiUitOpen 4:c1beacfc42c7 66 }
MikamiUitOpen 4:c1beacfc42c7 67
MikamiUitOpen 4:c1beacfc42c7 68 /** Set as an output
MikamiUitOpen 4:c1beacfc42c7 69 */
MikamiUitOpen 4:c1beacfc42c7 70 void output() {
MikamiUitOpen 4:c1beacfc42c7 71 gpio_dir(&gpio, PIN_OUTPUT);
MikamiUitOpen 4:c1beacfc42c7 72 }
MikamiUitOpen 4:c1beacfc42c7 73
MikamiUitOpen 4:c1beacfc42c7 74 /** Set as an input
MikamiUitOpen 4:c1beacfc42c7 75 */
MikamiUitOpen 4:c1beacfc42c7 76 void input() {
MikamiUitOpen 4:c1beacfc42c7 77 gpio_dir(&gpio, PIN_INPUT);
MikamiUitOpen 4:c1beacfc42c7 78 }
MikamiUitOpen 4:c1beacfc42c7 79
MikamiUitOpen 4:c1beacfc42c7 80 /** Set the input pin mode
MikamiUitOpen 4:c1beacfc42c7 81 *
MikamiUitOpen 4:c1beacfc42c7 82 * @param mode PullUp, PullDown, PullNone, OpenDrain
MikamiUitOpen 4:c1beacfc42c7 83 */
MikamiUitOpen 4:c1beacfc42c7 84 void mode(PinMode pull) {
MikamiUitOpen 4:c1beacfc42c7 85 gpio_mode(&gpio, pull);
MikamiUitOpen 4:c1beacfc42c7 86 }
MikamiUitOpen 4:c1beacfc42c7 87
MikamiUitOpen 4:c1beacfc42c7 88 /** Return the output setting, represented as 0 or 1 (int)
MikamiUitOpen 4:c1beacfc42c7 89 *
MikamiUitOpen 4:c1beacfc42c7 90 * @returns
MikamiUitOpen 4:c1beacfc42c7 91 * Non zero value if pin is connected to uc GPIO
MikamiUitOpen 4:c1beacfc42c7 92 * 0 if gpio object was initialized with NC
MikamiUitOpen 4:c1beacfc42c7 93 */
MikamiUitOpen 4:c1beacfc42c7 94 int is_connected() {
MikamiUitOpen 4:c1beacfc42c7 95 return gpio_is_connected(&gpio);
MikamiUitOpen 4:c1beacfc42c7 96 }
MikamiUitOpen 4:c1beacfc42c7 97
MikamiUitOpen 4:c1beacfc42c7 98 #ifdef MBED_OPERATORS
MikamiUitOpen 4:c1beacfc42c7 99 /** A shorthand for write()
MikamiUitOpen 4:c1beacfc42c7 100 */
MikamiUitOpen 4:c1beacfc42c7 101 DigitalInOut& operator= (int value) {
MikamiUitOpen 4:c1beacfc42c7 102 write(value);
MikamiUitOpen 4:c1beacfc42c7 103 return *this;
MikamiUitOpen 4:c1beacfc42c7 104 }
MikamiUitOpen 4:c1beacfc42c7 105
MikamiUitOpen 4:c1beacfc42c7 106 DigitalInOut& operator= (DigitalInOut& rhs) {
MikamiUitOpen 4:c1beacfc42c7 107 write(rhs.read());
MikamiUitOpen 4:c1beacfc42c7 108 return *this;
MikamiUitOpen 4:c1beacfc42c7 109 }
MikamiUitOpen 4:c1beacfc42c7 110
MikamiUitOpen 4:c1beacfc42c7 111 /** A shorthand for read()
MikamiUitOpen 4:c1beacfc42c7 112 */
MikamiUitOpen 4:c1beacfc42c7 113 operator int() {
MikamiUitOpen 4:c1beacfc42c7 114 return read();
MikamiUitOpen 4:c1beacfc42c7 115 }
MikamiUitOpen 4:c1beacfc42c7 116 #endif
MikamiUitOpen 4:c1beacfc42c7 117
MikamiUitOpen 4:c1beacfc42c7 118 protected:
MikamiUitOpen 4:c1beacfc42c7 119 gpio_t gpio;
MikamiUitOpen 4:c1beacfc42c7 120 };
MikamiUitOpen 4:c1beacfc42c7 121
MikamiUitOpen 4:c1beacfc42c7 122 } // namespace mbed
MikamiUitOpen 4:c1beacfc42c7 123
MikamiUitOpen 4:c1beacfc42c7 124 #endif