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/DigitalOut.h@4:c1beacfc42c7, 2016-10-02 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Oct 02 10:51:10 2016 +0000
Revision:
4:c1beacfc42c7
5

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_DIGITALOUT_H
MikamiUitOpen 4:c1beacfc42c7 17 #define MBED_DIGITALOUT_H
MikamiUitOpen 4:c1beacfc42c7 18
MikamiUitOpen 4:c1beacfc42c7 19 #include "platform.h"
MikamiUitOpen 4:c1beacfc42c7 20 #include "gpio_api.h"
MikamiUitOpen 4:c1beacfc42c7 21
MikamiUitOpen 4:c1beacfc42c7 22 namespace mbed {
MikamiUitOpen 4:c1beacfc42c7 23
MikamiUitOpen 4:c1beacfc42c7 24 /** A digital output, used for setting the state of a pin
MikamiUitOpen 4:c1beacfc42c7 25 *
MikamiUitOpen 4:c1beacfc42c7 26 * Example:
MikamiUitOpen 4:c1beacfc42c7 27 * @code
MikamiUitOpen 4:c1beacfc42c7 28 * // Toggle a LED
MikamiUitOpen 4:c1beacfc42c7 29 * #include "mbed.h"
MikamiUitOpen 4:c1beacfc42c7 30 *
MikamiUitOpen 4:c1beacfc42c7 31 * DigitalOut led(LED1);
MikamiUitOpen 4:c1beacfc42c7 32 *
MikamiUitOpen 4:c1beacfc42c7 33 * int main() {
MikamiUitOpen 4:c1beacfc42c7 34 * while(1) {
MikamiUitOpen 4:c1beacfc42c7 35 * led = !led;
MikamiUitOpen 4:c1beacfc42c7 36 * wait(0.2);
MikamiUitOpen 4:c1beacfc42c7 37 * }
MikamiUitOpen 4:c1beacfc42c7 38 * }
MikamiUitOpen 4:c1beacfc42c7 39 * @endcode
MikamiUitOpen 4:c1beacfc42c7 40 */
MikamiUitOpen 4:c1beacfc42c7 41 class DigitalOut {
MikamiUitOpen 4:c1beacfc42c7 42
MikamiUitOpen 4:c1beacfc42c7 43 public:
MikamiUitOpen 4:c1beacfc42c7 44 /** Create a DigitalOut connected to the specified pin
MikamiUitOpen 4:c1beacfc42c7 45 *
MikamiUitOpen 4:c1beacfc42c7 46 * @param pin DigitalOut pin to connect to
MikamiUitOpen 4:c1beacfc42c7 47 */
MikamiUitOpen 4:c1beacfc42c7 48 DigitalOut(PinName pin) : gpio() {
MikamiUitOpen 4:c1beacfc42c7 49 gpio_init_out(&gpio, pin);
MikamiUitOpen 4:c1beacfc42c7 50 }
MikamiUitOpen 4:c1beacfc42c7 51
MikamiUitOpen 4:c1beacfc42c7 52 /** Create a DigitalOut connected to the specified pin
MikamiUitOpen 4:c1beacfc42c7 53 *
MikamiUitOpen 4:c1beacfc42c7 54 * @param pin DigitalOut pin to connect to
MikamiUitOpen 4:c1beacfc42c7 55 * @param value the initial pin value
MikamiUitOpen 4:c1beacfc42c7 56 */
MikamiUitOpen 4:c1beacfc42c7 57 DigitalOut(PinName pin, int value) : gpio() {
MikamiUitOpen 4:c1beacfc42c7 58 gpio_init_out_ex(&gpio, pin, value);
MikamiUitOpen 4:c1beacfc42c7 59 }
MikamiUitOpen 4:c1beacfc42c7 60
MikamiUitOpen 4:c1beacfc42c7 61 /** Set the output, specified as 0 or 1 (int)
MikamiUitOpen 4:c1beacfc42c7 62 *
MikamiUitOpen 4:c1beacfc42c7 63 * @param value An integer specifying the pin output value,
MikamiUitOpen 4:c1beacfc42c7 64 * 0 for logical 0, 1 (or any other non-zero value) for logical 1
MikamiUitOpen 4:c1beacfc42c7 65 */
MikamiUitOpen 4:c1beacfc42c7 66 void write(int value) {
MikamiUitOpen 4:c1beacfc42c7 67 gpio_write(&gpio, value);
MikamiUitOpen 4:c1beacfc42c7 68 }
MikamiUitOpen 4:c1beacfc42c7 69
MikamiUitOpen 4:c1beacfc42c7 70 /** Return the output setting, represented as 0 or 1 (int)
MikamiUitOpen 4:c1beacfc42c7 71 *
MikamiUitOpen 4:c1beacfc42c7 72 * @returns
MikamiUitOpen 4:c1beacfc42c7 73 * an integer representing the output setting of the pin,
MikamiUitOpen 4:c1beacfc42c7 74 * 0 for logical 0, 1 for logical 1
MikamiUitOpen 4:c1beacfc42c7 75 */
MikamiUitOpen 4:c1beacfc42c7 76 int read() {
MikamiUitOpen 4:c1beacfc42c7 77 return gpio_read(&gpio);
MikamiUitOpen 4:c1beacfc42c7 78 }
MikamiUitOpen 4:c1beacfc42c7 79
MikamiUitOpen 4:c1beacfc42c7 80 /** Return the output setting, represented as 0 or 1 (int)
MikamiUitOpen 4:c1beacfc42c7 81 *
MikamiUitOpen 4:c1beacfc42c7 82 * @returns
MikamiUitOpen 4:c1beacfc42c7 83 * Non zero value if pin is connected to uc GPIO
MikamiUitOpen 4:c1beacfc42c7 84 * 0 if gpio object was initialized with NC
MikamiUitOpen 4:c1beacfc42c7 85 */
MikamiUitOpen 4:c1beacfc42c7 86 int is_connected() {
MikamiUitOpen 4:c1beacfc42c7 87 return gpio_is_connected(&gpio);
MikamiUitOpen 4:c1beacfc42c7 88 }
MikamiUitOpen 4:c1beacfc42c7 89
MikamiUitOpen 4:c1beacfc42c7 90 #ifdef MBED_OPERATORS
MikamiUitOpen 4:c1beacfc42c7 91 /** A shorthand for write()
MikamiUitOpen 4:c1beacfc42c7 92 */
MikamiUitOpen 4:c1beacfc42c7 93 DigitalOut& operator= (int value) {
MikamiUitOpen 4:c1beacfc42c7 94 write(value);
MikamiUitOpen 4:c1beacfc42c7 95 return *this;
MikamiUitOpen 4:c1beacfc42c7 96 }
MikamiUitOpen 4:c1beacfc42c7 97
MikamiUitOpen 4:c1beacfc42c7 98 DigitalOut& operator= (DigitalOut& rhs) {
MikamiUitOpen 4:c1beacfc42c7 99 write(rhs.read());
MikamiUitOpen 4:c1beacfc42c7 100 return *this;
MikamiUitOpen 4:c1beacfc42c7 101 }
MikamiUitOpen 4:c1beacfc42c7 102
MikamiUitOpen 4:c1beacfc42c7 103 /** A shorthand for read()
MikamiUitOpen 4:c1beacfc42c7 104 */
MikamiUitOpen 4:c1beacfc42c7 105 operator int() {
MikamiUitOpen 4:c1beacfc42c7 106 return read();
MikamiUitOpen 4:c1beacfc42c7 107 }
MikamiUitOpen 4:c1beacfc42c7 108 #endif
MikamiUitOpen 4:c1beacfc42c7 109
MikamiUitOpen 4:c1beacfc42c7 110 protected:
MikamiUitOpen 4:c1beacfc42c7 111 gpio_t gpio;
MikamiUitOpen 4:c1beacfc42c7 112 };
MikamiUitOpen 4:c1beacfc42c7 113
MikamiUitOpen 4:c1beacfc42c7 114 } // namespace mbed
MikamiUitOpen 4:c1beacfc42c7 115
MikamiUitOpen 4:c1beacfc42c7 116 #endif