Tamura Mizuki / STM32F746_FFT

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Dependencies:   BSP_DISCO_F746NG SDFileSystem_Warning_Fixed

mbed_src_STM32F7/api/PortOut.h@3:6f7e05dd8d15, 2020-03-06 (annotated)

Committer:
aria19970520
Date:
Fri Mar 06 06:52:14 2020 +0000
Revision:
3:6f7e05dd8d15
Parent:
0:3e46577dc273 
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Who changed what in which revision?

UserRevisionLine numberNew contents of line
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_PORTOUT_H
MikamiUitOpen 0:3e46577dc273 17 #define MBED_PORTOUT_H
MikamiUitOpen 0:3e46577dc273 18
MikamiUitOpen 0:3e46577dc273 19 #include "platform.h"
MikamiUitOpen 0:3e46577dc273 20
MikamiUitOpen 0:3e46577dc273 21 #if DEVICE_PORTOUT
MikamiUitOpen 0:3e46577dc273 22
MikamiUitOpen 0:3e46577dc273 23 #include "port_api.h"
MikamiUitOpen 0:3e46577dc273 24
MikamiUitOpen 0:3e46577dc273 25 namespace mbed {
MikamiUitOpen 0:3e46577dc273 26 /** A multiple pin digital out
MikamiUitOpen 0:3e46577dc273 27 *
MikamiUitOpen 0:3e46577dc273 28 * Example:
MikamiUitOpen 0:3e46577dc273 29 * @code
MikamiUitOpen 0:3e46577dc273 30 * // Toggle all four LEDs
MikamiUitOpen 0:3e46577dc273 31 *
MikamiUitOpen 0:3e46577dc273 32 * #include "mbed.h"
MikamiUitOpen 0:3e46577dc273 33 *
MikamiUitOpen 0:3e46577dc273 34 * // LED1 = P1.18 LED2 = P1.20 LED3 = P1.21 LED4 = P1.23
MikamiUitOpen 0:3e46577dc273 35 * #define LED_MASK 0x00B40000
MikamiUitOpen 0:3e46577dc273 36 *
MikamiUitOpen 0:3e46577dc273 37 * PortOut ledport(Port1, LED_MASK);
MikamiUitOpen 0:3e46577dc273 38 *
MikamiUitOpen 0:3e46577dc273 39 * int main() {
MikamiUitOpen 0:3e46577dc273 40 * while(1) {
MikamiUitOpen 0:3e46577dc273 41 * ledport = LED_MASK;
MikamiUitOpen 0:3e46577dc273 42 * wait(1);
MikamiUitOpen 0:3e46577dc273 43 * ledport = 0;
MikamiUitOpen 0:3e46577dc273 44 * wait(1);
MikamiUitOpen 0:3e46577dc273 45 * }
MikamiUitOpen 0:3e46577dc273 46 * }
MikamiUitOpen 0:3e46577dc273 47 * @endcode
MikamiUitOpen 0:3e46577dc273 48 */
MikamiUitOpen 0:3e46577dc273 49 class PortOut {
MikamiUitOpen 0:3e46577dc273 50 public:
MikamiUitOpen 0:3e46577dc273 51
MikamiUitOpen 0:3e46577dc273 52 /** Create an PortOut, connected to the specified port
MikamiUitOpen 0:3e46577dc273 53 *
MikamiUitOpen 0:3e46577dc273 54 * @param port Port to connect to (Port0-Port5)
MikamiUitOpen 0:3e46577dc273 55 * @param mask A bitmask to identify which bits in the port should be included (0 - ignore)
MikamiUitOpen 0:3e46577dc273 56 */
MikamiUitOpen 0:3e46577dc273 57 PortOut(PortName port, int mask = 0xFFFFFFFF) {
MikamiUitOpen 0:3e46577dc273 58 port_init(&_port, port, mask, PIN_OUTPUT);
MikamiUitOpen 0:3e46577dc273 59 }
MikamiUitOpen 0:3e46577dc273 60
MikamiUitOpen 0:3e46577dc273 61 /** Write the value to the output port
MikamiUitOpen 0:3e46577dc273 62 *
MikamiUitOpen 0:3e46577dc273 63 * @param value An integer specifying a bit to write for every corresponding PortOut pin
MikamiUitOpen 0:3e46577dc273 64 */
MikamiUitOpen 0:3e46577dc273 65 void write(int value) {
MikamiUitOpen 0:3e46577dc273 66 port_write(&_port, value);
MikamiUitOpen 0:3e46577dc273 67 }
MikamiUitOpen 0:3e46577dc273 68
MikamiUitOpen 0:3e46577dc273 69 /** Read the value currently output on the port
MikamiUitOpen 0:3e46577dc273 70 *
MikamiUitOpen 0:3e46577dc273 71 * @returns
MikamiUitOpen 0:3e46577dc273 72 * An integer with each bit corresponding to associated PortOut pin setting
MikamiUitOpen 0:3e46577dc273 73 */
MikamiUitOpen 0:3e46577dc273 74 int read() {
MikamiUitOpen 0:3e46577dc273 75 return port_read(&_port);
MikamiUitOpen 0:3e46577dc273 76 }
MikamiUitOpen 0:3e46577dc273 77
MikamiUitOpen 0:3e46577dc273 78 /** A shorthand for write()
MikamiUitOpen 0:3e46577dc273 79 */
MikamiUitOpen 0:3e46577dc273 80 PortOut& operator= (int value) {
MikamiUitOpen 0:3e46577dc273 81 write(value);
MikamiUitOpen 0:3e46577dc273 82 return *this;
MikamiUitOpen 0:3e46577dc273 83 }
MikamiUitOpen 0:3e46577dc273 84
MikamiUitOpen 0:3e46577dc273 85 PortOut& operator= (PortOut& rhs) {
MikamiUitOpen 0:3e46577dc273 86 write(rhs.read());
MikamiUitOpen 0:3e46577dc273 87 return *this;
MikamiUitOpen 0:3e46577dc273 88 }
MikamiUitOpen 0:3e46577dc273 89
MikamiUitOpen 0:3e46577dc273 90 /** A shorthand for read()
MikamiUitOpen 0:3e46577dc273 91 */
MikamiUitOpen 0:3e46577dc273 92 operator int() {
MikamiUitOpen 0:3e46577dc273 93 return read();
MikamiUitOpen 0:3e46577dc273 94 }
MikamiUitOpen 0:3e46577dc273 95
MikamiUitOpen 0:3e46577dc273 96 private:
MikamiUitOpen 0:3e46577dc273 97 port_t _port;
MikamiUitOpen 0:3e46577dc273 98 };
MikamiUitOpen 0:3e46577dc273 99
MikamiUitOpen 0:3e46577dc273 100 } // namespace mbed
MikamiUitOpen 0:3e46577dc273 101
MikamiUitOpen 0:3e46577dc273 102 #endif
MikamiUitOpen 0:3e46577dc273 103
MikamiUitOpen 0:3e46577dc273 104 #endif