Tamura Mizuki / STM32F746_FFT

fft

Dependencies:   BSP_DISCO_F746NG SDFileSystem_Warning_Fixed

mbed_src_STM32F7/api/DigitalOut.h@0:3e46577dc273, 2016-10-09 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Oct 09 10:11:14 2016 +0000
Revision:
0:3e46577dc273
1

Who changed what in which revision?

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MikamiUitOpen 0:3e46577dc273 1 /* mbed Microcontroller Library
MikamiUitOpen 0:3e46577dc273 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 0:3e46577dc273 3 *
MikamiUitOpen 0:3e46577dc273 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 0:3e46577dc273 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 0:3e46577dc273 6 * You may obtain a copy of the License at
MikamiUitOpen 0:3e46577dc273 7 *
MikamiUitOpen 0:3e46577dc273 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 0:3e46577dc273 9 *
MikamiUitOpen 0:3e46577dc273 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 0:3e46577dc273 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 0:3e46577dc273 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 0:3e46577dc273 13 * See the License for the specific language governing permissions and
MikamiUitOpen 0:3e46577dc273 14 * limitations under the License.
MikamiUitOpen 0:3e46577dc273 15 */
MikamiUitOpen 0:3e46577dc273 16 #ifndef MBED_DIGITALOUT_H
MikamiUitOpen 0:3e46577dc273 17 #define MBED_DIGITALOUT_H
MikamiUitOpen 0:3e46577dc273 18
MikamiUitOpen 0:3e46577dc273 19 #include "platform.h"
MikamiUitOpen 0:3e46577dc273 20 #include "gpio_api.h"
MikamiUitOpen 0:3e46577dc273 21
MikamiUitOpen 0:3e46577dc273 22 namespace mbed {
MikamiUitOpen 0:3e46577dc273 23
MikamiUitOpen 0:3e46577dc273 24 /** A digital output, used for setting the state of a pin
MikamiUitOpen 0:3e46577dc273 25 *
MikamiUitOpen 0:3e46577dc273 26 * Example:
MikamiUitOpen 0:3e46577dc273 27 * @code
MikamiUitOpen 0:3e46577dc273 28 * // Toggle a LED
MikamiUitOpen 0:3e46577dc273 29 * #include "mbed.h"
MikamiUitOpen 0:3e46577dc273 30 *
MikamiUitOpen 0:3e46577dc273 31 * DigitalOut led(LED1);
MikamiUitOpen 0:3e46577dc273 32 *
MikamiUitOpen 0:3e46577dc273 33 * int main() {
MikamiUitOpen 0:3e46577dc273 34 * while(1) {
MikamiUitOpen 0:3e46577dc273 35 * led = !led;
MikamiUitOpen 0:3e46577dc273 36 * wait(0.2);
MikamiUitOpen 0:3e46577dc273 37 * }
MikamiUitOpen 0:3e46577dc273 38 * }
MikamiUitOpen 0:3e46577dc273 39 * @endcode
MikamiUitOpen 0:3e46577dc273 40 */
MikamiUitOpen 0:3e46577dc273 41 class DigitalOut {
MikamiUitOpen 0:3e46577dc273 42
MikamiUitOpen 0:3e46577dc273 43 public:
MikamiUitOpen 0:3e46577dc273 44 /** Create a DigitalOut connected to the specified pin
MikamiUitOpen 0:3e46577dc273 45 *
MikamiUitOpen 0:3e46577dc273 46 * @param pin DigitalOut pin to connect to
MikamiUitOpen 0:3e46577dc273 47 */
MikamiUitOpen 0:3e46577dc273 48 DigitalOut(PinName pin) : gpio() {
MikamiUitOpen 0:3e46577dc273 49 gpio_init_out(&gpio, pin);
MikamiUitOpen 0:3e46577dc273 50 }
MikamiUitOpen 0:3e46577dc273 51
MikamiUitOpen 0:3e46577dc273 52 /** Create a DigitalOut connected to the specified pin
MikamiUitOpen 0:3e46577dc273 53 *
MikamiUitOpen 0:3e46577dc273 54 * @param pin DigitalOut pin to connect to
MikamiUitOpen 0:3e46577dc273 55 * @param value the initial pin value
MikamiUitOpen 0:3e46577dc273 56 */
MikamiUitOpen 0:3e46577dc273 57 DigitalOut(PinName pin, int value) : gpio() {
MikamiUitOpen 0:3e46577dc273 58 gpio_init_out_ex(&gpio, pin, value);
MikamiUitOpen 0:3e46577dc273 59 }
MikamiUitOpen 0:3e46577dc273 60
MikamiUitOpen 0:3e46577dc273 61 /** Set the output, specified as 0 or 1 (int)
MikamiUitOpen 0:3e46577dc273 62 *
MikamiUitOpen 0:3e46577dc273 63 * @param value An integer specifying the pin output value,
MikamiUitOpen 0:3e46577dc273 64 * 0 for logical 0, 1 (or any other non-zero value) for logical 1
MikamiUitOpen 0:3e46577dc273 65 */
MikamiUitOpen 0:3e46577dc273 66 void write(int value) {
MikamiUitOpen 0:3e46577dc273 67 gpio_write(&gpio, value);
MikamiUitOpen 0:3e46577dc273 68 }
MikamiUitOpen 0:3e46577dc273 69
MikamiUitOpen 0:3e46577dc273 70 /** Return the output setting, represented as 0 or 1 (int)
MikamiUitOpen 0:3e46577dc273 71 *
MikamiUitOpen 0:3e46577dc273 72 * @returns
MikamiUitOpen 0:3e46577dc273 73 * an integer representing the output setting of the pin,
MikamiUitOpen 0:3e46577dc273 74 * 0 for logical 0, 1 for logical 1
MikamiUitOpen 0:3e46577dc273 75 */
MikamiUitOpen 0:3e46577dc273 76 int read() {
MikamiUitOpen 0:3e46577dc273 77 return gpio_read(&gpio);
MikamiUitOpen 0:3e46577dc273 78 }
MikamiUitOpen 0:3e46577dc273 79
MikamiUitOpen 0:3e46577dc273 80 /** Return the output setting, represented as 0 or 1 (int)
MikamiUitOpen 0:3e46577dc273 81 *
MikamiUitOpen 0:3e46577dc273 82 * @returns
MikamiUitOpen 0:3e46577dc273 83 * Non zero value if pin is connected to uc GPIO
MikamiUitOpen 0:3e46577dc273 84 * 0 if gpio object was initialized with NC
MikamiUitOpen 0:3e46577dc273 85 */
MikamiUitOpen 0:3e46577dc273 86 int is_connected() {
MikamiUitOpen 0:3e46577dc273 87 return gpio_is_connected(&gpio);
MikamiUitOpen 0:3e46577dc273 88 }
MikamiUitOpen 0:3e46577dc273 89
MikamiUitOpen 0:3e46577dc273 90 #ifdef MBED_OPERATORS
MikamiUitOpen 0:3e46577dc273 91 /** A shorthand for write()
MikamiUitOpen 0:3e46577dc273 92 */
MikamiUitOpen 0:3e46577dc273 93 DigitalOut& operator= (int value) {
MikamiUitOpen 0:3e46577dc273 94 write(value);
MikamiUitOpen 0:3e46577dc273 95 return *this;
MikamiUitOpen 0:3e46577dc273 96 }
MikamiUitOpen 0:3e46577dc273 97
MikamiUitOpen 0:3e46577dc273 98 DigitalOut& operator= (DigitalOut& rhs) {
MikamiUitOpen 0:3e46577dc273 99 write(rhs.read());
MikamiUitOpen 0:3e46577dc273 100 return *this;
MikamiUitOpen 0:3e46577dc273 101 }
MikamiUitOpen 0:3e46577dc273 102
MikamiUitOpen 0:3e46577dc273 103 /** A shorthand for read()
MikamiUitOpen 0:3e46577dc273 104 */
MikamiUitOpen 0:3e46577dc273 105 operator int() {
MikamiUitOpen 0:3e46577dc273 106 return read();
MikamiUitOpen 0:3e46577dc273 107 }
MikamiUitOpen 0:3e46577dc273 108 #endif
MikamiUitOpen 0:3e46577dc273 109
MikamiUitOpen 0:3e46577dc273 110 protected:
MikamiUitOpen 0:3e46577dc273 111 gpio_t gpio;
MikamiUitOpen 0:3e46577dc273 112 };
MikamiUitOpen 0:3e46577dc273 113
MikamiUitOpen 0:3e46577dc273 114 } // namespace mbed
MikamiUitOpen 0:3e46577dc273 115
MikamiUitOpen 0:3e46577dc273 116 #endif