FRDM-K64F, Avnet M14A2A, Grove Shield, to create smart home system. In use with AT&Ts M2x & Flow.
Dependencies: mbed FXOS8700CQ MODSERIAL
PortInOut.h
00001 /* mbed Microcontroller Library 00002 * Copyright (c) 2006-2013 ARM Limited 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 #ifndef MBED_PORTINOUT_H 00017 #define MBED_PORTINOUT_H 00018 00019 #include "platform.h" 00020 00021 #if DEVICE_PORTINOUT 00022 00023 #include "port_api.h" 00024 00025 namespace mbed { 00026 00027 /** A multiple pin digital in/out used to set/read multiple bi-directional pins 00028 */ 00029 class PortInOut { 00030 public: 00031 00032 /** Create an PortInOut, connected to the specified port 00033 * 00034 * @param port Port to connect to (Port0-Port5) 00035 * @param mask A bitmask to identify which bits in the port should be included (0 - ignore) 00036 */ 00037 PortInOut(PortName port, int mask = 0xFFFFFFFF) { 00038 port_init(&_port, port, mask, PIN_INPUT); 00039 } 00040 00041 /** Write the value to the output port 00042 * 00043 * @param value An integer specifying a bit to write for every corresponding port pin 00044 */ 00045 void write(int value) { 00046 port_write(&_port, value); 00047 } 00048 00049 /** Read the value currently output on the port 00050 * 00051 * @returns 00052 * An integer with each bit corresponding to associated port pin setting 00053 */ 00054 int read() { 00055 return port_read(&_port); 00056 } 00057 00058 /** Set as an output 00059 */ 00060 void output() { 00061 port_dir(&_port, PIN_OUTPUT); 00062 } 00063 00064 /** Set as an input 00065 */ 00066 void input() { 00067 port_dir(&_port, PIN_INPUT); 00068 } 00069 00070 /** Set the input pin mode 00071 * 00072 * @param mode PullUp, PullDown, PullNone, OpenDrain 00073 */ 00074 void mode(PinMode mode) { 00075 port_mode(&_port, mode); 00076 } 00077 00078 /** A shorthand for write() 00079 */ 00080 PortInOut& operator= (int value) { 00081 write(value); 00082 return *this; 00083 } 00084 00085 PortInOut& operator= (PortInOut& rhs) { 00086 write(rhs.read()); 00087 return *this; 00088 } 00089 00090 /** A shorthand for read() 00091 */ 00092 operator int() { 00093 return read(); 00094 } 00095 00096 private: 00097 port_t _port; 00098 }; 00099 00100 } // namespace mbed 00101 00102 #endif 00103 00104 #endif 00105
Generated on Wed Jul 13 2022 15:25:27 by 1.7.2