wanjun chen / Mbed 2 deprecated Nucleo_BLE_Demo

IOTIO

Dependencies:   Nucleo_BLE_API_IOTIO Nucleo_BLE_BlueNRG Nucleo_BLE_DemoApp Nucleo_Sensor_Shield mbed

Dependents:   Nucleo_BLE_Demo_IOTIO

Fork of Nucleo_BLE_Demo by Cortex Challenge Team

mbed/PortIn.h@2:c69117fc79da, 2017-03-08 (annotated)

Committer:
16038618
Date:
Wed Mar 08 10:24:56 2017 +0000
Revision:
2:c69117fc79da
Parent:
1:4bdfa7d7e8bf 
IOTIO

Who changed what in which revision?

UserRevisionLine numberNew contents of line
16038618 1:4bdfa7d7e8bf 1 /* mbed Microcontroller Library
16038618 1:4bdfa7d7e8bf 2 * Copyright (c) 2006-2013 ARM Limited
16038618 1:4bdfa7d7e8bf 3 *
16038618 1:4bdfa7d7e8bf 4 * Licensed under the Apache License, Version 2.0 (the "License");
16038618 1:4bdfa7d7e8bf 5 * you may not use this file except in compliance with the License.
16038618 1:4bdfa7d7e8bf 6 * You may obtain a copy of the License at
16038618 1:4bdfa7d7e8bf 7 *
16038618 1:4bdfa7d7e8bf 8 * http://www.apache.org/licenses/LICENSE-2.0
16038618 1:4bdfa7d7e8bf 9 *
16038618 1:4bdfa7d7e8bf 10 * Unless required by applicable law or agreed to in writing, software
16038618 1:4bdfa7d7e8bf 11 * distributed under the License is distributed on an "AS IS" BASIS,
16038618 1:4bdfa7d7e8bf 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16038618 1:4bdfa7d7e8bf 13 * See the License for the specific language governing permissions and
16038618 1:4bdfa7d7e8bf 14 * limitations under the License.
16038618 1:4bdfa7d7e8bf 15 */
16038618 1:4bdfa7d7e8bf 16 #ifndef MBED_PORTIN_H
16038618 1:4bdfa7d7e8bf 17 #define MBED_PORTIN_H
16038618 1:4bdfa7d7e8bf 18
16038618 1:4bdfa7d7e8bf 19 #include "platform.h"
16038618 1:4bdfa7d7e8bf 20
16038618 1:4bdfa7d7e8bf 21 #if DEVICE_PORTIN
16038618 1:4bdfa7d7e8bf 22
16038618 1:4bdfa7d7e8bf 23 #include "port_api.h"
16038618 1:4bdfa7d7e8bf 24
16038618 1:4bdfa7d7e8bf 25 namespace mbed {
16038618 1:4bdfa7d7e8bf 26
16038618 1:4bdfa7d7e8bf 27 /** A multiple pin digital input
16038618 1:4bdfa7d7e8bf 28 *
16038618 1:4bdfa7d7e8bf 29 * Example:
16038618 1:4bdfa7d7e8bf 30 * @code
16038618 1:4bdfa7d7e8bf 31 * // Switch on an LED if any of mbed pins 21-26 is high
16038618 1:4bdfa7d7e8bf 32 *
16038618 1:4bdfa7d7e8bf 33 * #include "mbed.h"
16038618 1:4bdfa7d7e8bf 34 *
16038618 1:4bdfa7d7e8bf 35 * PortIn p(Port2, 0x0000003F); // p21-p26
16038618 1:4bdfa7d7e8bf 36 * DigitalOut ind(LED4);
16038618 1:4bdfa7d7e8bf 37 *
16038618 1:4bdfa7d7e8bf 38 * int main() {
16038618 1:4bdfa7d7e8bf 39 * while(1) {
16038618 1:4bdfa7d7e8bf 40 * int pins = p.read();
16038618 1:4bdfa7d7e8bf 41 * if(pins) {
16038618 1:4bdfa7d7e8bf 42 * ind = 1;
16038618 1:4bdfa7d7e8bf 43 * } else {
16038618 1:4bdfa7d7e8bf 44 * ind = 0;
16038618 1:4bdfa7d7e8bf 45 * }
16038618 1:4bdfa7d7e8bf 46 * }
16038618 1:4bdfa7d7e8bf 47 * }
16038618 1:4bdfa7d7e8bf 48 * @endcode
16038618 1:4bdfa7d7e8bf 49 */
16038618 1:4bdfa7d7e8bf 50 class PortIn {
16038618 1:4bdfa7d7e8bf 51 public:
16038618 1:4bdfa7d7e8bf 52
16038618 1:4bdfa7d7e8bf 53 /** Create an PortIn, connected to the specified port
16038618 1:4bdfa7d7e8bf 54 *
16038618 1:4bdfa7d7e8bf 55 * @param port Port to connect to (Port0-Port5)
16038618 1:4bdfa7d7e8bf 56 * @param mask A bitmask to identify which bits in the port should be included (0 - ignore)
16038618 1:4bdfa7d7e8bf 57 */
16038618 1:4bdfa7d7e8bf 58 PortIn(PortName port, int mask = 0xFFFFFFFF) {
16038618 1:4bdfa7d7e8bf 59 port_init(&_port, port, mask, PIN_INPUT);
16038618 1:4bdfa7d7e8bf 60 }
16038618 1:4bdfa7d7e8bf 61
16038618 1:4bdfa7d7e8bf 62 /** Read the value currently output on the port
16038618 1:4bdfa7d7e8bf 63 *
16038618 1:4bdfa7d7e8bf 64 * @returns
16038618 1:4bdfa7d7e8bf 65 * An integer with each bit corresponding to associated port pin setting
16038618 1:4bdfa7d7e8bf 66 */
16038618 1:4bdfa7d7e8bf 67 int read() {
16038618 1:4bdfa7d7e8bf 68 return port_read(&_port);
16038618 1:4bdfa7d7e8bf 69 }
16038618 1:4bdfa7d7e8bf 70
16038618 1:4bdfa7d7e8bf 71 /** Set the input pin mode
16038618 1:4bdfa7d7e8bf 72 *
16038618 1:4bdfa7d7e8bf 73 * @param mode PullUp, PullDown, PullNone, OpenDrain
16038618 1:4bdfa7d7e8bf 74 */
16038618 1:4bdfa7d7e8bf 75 void mode(PinMode mode) {
16038618 1:4bdfa7d7e8bf 76 port_mode(&_port, mode);
16038618 1:4bdfa7d7e8bf 77 }
16038618 1:4bdfa7d7e8bf 78
16038618 1:4bdfa7d7e8bf 79 /** A shorthand for read()
16038618 1:4bdfa7d7e8bf 80 */
16038618 1:4bdfa7d7e8bf 81 operator int() {
16038618 1:4bdfa7d7e8bf 82 return read();
16038618 1:4bdfa7d7e8bf 83 }
16038618 1:4bdfa7d7e8bf 84
16038618 1:4bdfa7d7e8bf 85 private:
16038618 1:4bdfa7d7e8bf 86 port_t _port;
16038618 1:4bdfa7d7e8bf 87 };
16038618 1:4bdfa7d7e8bf 88
16038618 1:4bdfa7d7e8bf 89 } // namespace mbed
16038618 1:4bdfa7d7e8bf 90
16038618 1:4bdfa7d7e8bf 91 #endif
16038618 1:4bdfa7d7e8bf 92
16038618 1:4bdfa7d7e8bf 93 #endif