MacroRat / MouseCode

Mouse code for the MacroRat

Dependencies:   ITG3200 QEI

mbed-dev/drivers/PortInOut.h@46:b156ef445742, 2017-06-03 (annotated)

Committer:
sahilmgandhi
Date:
Sat Jun 03 00:22:44 2017 +0000
Revision:
46:b156ef445742
Parent:
18:6a4db94011d3 
Final code for internal battlebot competition.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sahilmgandhi 18:6a4db94011d3 1 /* mbed Microcontroller Library
sahilmgandhi 18:6a4db94011d3 2 * Copyright (c) 2006-2013 ARM Limited
sahilmgandhi 18:6a4db94011d3 3 *
sahilmgandhi 18:6a4db94011d3 4 * Licensed under the Apache License, Version 2.0 (the "License");
sahilmgandhi 18:6a4db94011d3 5 * you may not use this file except in compliance with the License.
sahilmgandhi 18:6a4db94011d3 6 * You may obtain a copy of the License at
sahilmgandhi 18:6a4db94011d3 7 *
sahilmgandhi 18:6a4db94011d3 8 * http://www.apache.org/licenses/LICENSE-2.0
sahilmgandhi 18:6a4db94011d3 9 *
sahilmgandhi 18:6a4db94011d3 10 * Unless required by applicable law or agreed to in writing, software
sahilmgandhi 18:6a4db94011d3 11 * distributed under the License is distributed on an "AS IS" BASIS,
sahilmgandhi 18:6a4db94011d3 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
sahilmgandhi 18:6a4db94011d3 13 * See the License for the specific language governing permissions and
sahilmgandhi 18:6a4db94011d3 14 * limitations under the License.
sahilmgandhi 18:6a4db94011d3 15 */
sahilmgandhi 18:6a4db94011d3 16 #ifndef MBED_PORTINOUT_H
sahilmgandhi 18:6a4db94011d3 17 #define MBED_PORTINOUT_H
sahilmgandhi 18:6a4db94011d3 18
sahilmgandhi 18:6a4db94011d3 19 #include "platform/platform.h"
sahilmgandhi 18:6a4db94011d3 20
sahilmgandhi 18:6a4db94011d3 21 #if DEVICE_PORTINOUT
sahilmgandhi 18:6a4db94011d3 22
sahilmgandhi 18:6a4db94011d3 23 #include "hal/port_api.h"
sahilmgandhi 18:6a4db94011d3 24 #include "platform/mbed_critical.h"
sahilmgandhi 18:6a4db94011d3 25
sahilmgandhi 18:6a4db94011d3 26 namespace mbed {
sahilmgandhi 18:6a4db94011d3 27 /** \addtogroup drivers */
sahilmgandhi 18:6a4db94011d3 28 /** @{*/
sahilmgandhi 18:6a4db94011d3 29
sahilmgandhi 18:6a4db94011d3 30 /** A multiple pin digital in/out used to set/read multiple bi-directional pins
sahilmgandhi 18:6a4db94011d3 31 *
sahilmgandhi 18:6a4db94011d3 32 * @Note Synchronization level: Interrupt safe
sahilmgandhi 18:6a4db94011d3 33 */
sahilmgandhi 18:6a4db94011d3 34 class PortInOut {
sahilmgandhi 18:6a4db94011d3 35 public:
sahilmgandhi 18:6a4db94011d3 36
sahilmgandhi 18:6a4db94011d3 37 /** Create an PortInOut, connected to the specified port
sahilmgandhi 18:6a4db94011d3 38 *
sahilmgandhi 18:6a4db94011d3 39 * @param port Port to connect to (Port0-Port5)
sahilmgandhi 18:6a4db94011d3 40 * @param mask A bitmask to identify which bits in the port should be included (0 - ignore)
sahilmgandhi 18:6a4db94011d3 41 */
sahilmgandhi 18:6a4db94011d3 42 PortInOut(PortName port, int mask = 0xFFFFFFFF) {
sahilmgandhi 18:6a4db94011d3 43 core_util_critical_section_enter();
sahilmgandhi 18:6a4db94011d3 44 port_init(&_port, port, mask, PIN_INPUT);
sahilmgandhi 18:6a4db94011d3 45 core_util_critical_section_exit();
sahilmgandhi 18:6a4db94011d3 46 }
sahilmgandhi 18:6a4db94011d3 47
sahilmgandhi 18:6a4db94011d3 48 /** Write the value to the output port
sahilmgandhi 18:6a4db94011d3 49 *
sahilmgandhi 18:6a4db94011d3 50 * @param value An integer specifying a bit to write for every corresponding port pin
sahilmgandhi 18:6a4db94011d3 51 */
sahilmgandhi 18:6a4db94011d3 52 void write(int value) {
sahilmgandhi 18:6a4db94011d3 53 port_write(&_port, value);
sahilmgandhi 18:6a4db94011d3 54 }
sahilmgandhi 18:6a4db94011d3 55
sahilmgandhi 18:6a4db94011d3 56 /** Read the value currently output on the port
sahilmgandhi 18:6a4db94011d3 57 *
sahilmgandhi 18:6a4db94011d3 58 * @returns
sahilmgandhi 18:6a4db94011d3 59 * An integer with each bit corresponding to associated port pin setting
sahilmgandhi 18:6a4db94011d3 60 */
sahilmgandhi 18:6a4db94011d3 61 int read() {
sahilmgandhi 18:6a4db94011d3 62 return port_read(&_port);
sahilmgandhi 18:6a4db94011d3 63 }
sahilmgandhi 18:6a4db94011d3 64
sahilmgandhi 18:6a4db94011d3 65 /** Set as an output
sahilmgandhi 18:6a4db94011d3 66 */
sahilmgandhi 18:6a4db94011d3 67 void output() {
sahilmgandhi 18:6a4db94011d3 68 core_util_critical_section_enter();
sahilmgandhi 18:6a4db94011d3 69 port_dir(&_port, PIN_OUTPUT);
sahilmgandhi 18:6a4db94011d3 70 core_util_critical_section_exit();
sahilmgandhi 18:6a4db94011d3 71 }
sahilmgandhi 18:6a4db94011d3 72
sahilmgandhi 18:6a4db94011d3 73 /** Set as an input
sahilmgandhi 18:6a4db94011d3 74 */
sahilmgandhi 18:6a4db94011d3 75 void input() {
sahilmgandhi 18:6a4db94011d3 76 core_util_critical_section_enter();
sahilmgandhi 18:6a4db94011d3 77 port_dir(&_port, PIN_INPUT);
sahilmgandhi 18:6a4db94011d3 78 core_util_critical_section_exit();
sahilmgandhi 18:6a4db94011d3 79 }
sahilmgandhi 18:6a4db94011d3 80
sahilmgandhi 18:6a4db94011d3 81 /** Set the input pin mode
sahilmgandhi 18:6a4db94011d3 82 *
sahilmgandhi 18:6a4db94011d3 83 * @param mode PullUp, PullDown, PullNone, OpenDrain
sahilmgandhi 18:6a4db94011d3 84 */
sahilmgandhi 18:6a4db94011d3 85 void mode(PinMode mode) {
sahilmgandhi 18:6a4db94011d3 86 core_util_critical_section_enter();
sahilmgandhi 18:6a4db94011d3 87 port_mode(&_port, mode);
sahilmgandhi 18:6a4db94011d3 88 core_util_critical_section_exit();
sahilmgandhi 18:6a4db94011d3 89 }
sahilmgandhi 18:6a4db94011d3 90
sahilmgandhi 18:6a4db94011d3 91 /** A shorthand for write()
sahilmgandhi 18:6a4db94011d3 92 */
sahilmgandhi 18:6a4db94011d3 93 PortInOut& operator= (int value) {
sahilmgandhi 18:6a4db94011d3 94 write(value);
sahilmgandhi 18:6a4db94011d3 95 return *this;
sahilmgandhi 18:6a4db94011d3 96 }
sahilmgandhi 18:6a4db94011d3 97
sahilmgandhi 18:6a4db94011d3 98 PortInOut& operator= (PortInOut& rhs) {
sahilmgandhi 18:6a4db94011d3 99 write(rhs.read());
sahilmgandhi 18:6a4db94011d3 100 return *this;
sahilmgandhi 18:6a4db94011d3 101 }
sahilmgandhi 18:6a4db94011d3 102
sahilmgandhi 18:6a4db94011d3 103 /** A shorthand for read()
sahilmgandhi 18:6a4db94011d3 104 */
sahilmgandhi 18:6a4db94011d3 105 operator int() {
sahilmgandhi 18:6a4db94011d3 106 return read();
sahilmgandhi 18:6a4db94011d3 107 }
sahilmgandhi 18:6a4db94011d3 108
sahilmgandhi 18:6a4db94011d3 109 private:
sahilmgandhi 18:6a4db94011d3 110 port_t _port;
sahilmgandhi 18:6a4db94011d3 111 };
sahilmgandhi 18:6a4db94011d3 112
sahilmgandhi 18:6a4db94011d3 113 } // namespace mbed
sahilmgandhi 18:6a4db94011d3 114
sahilmgandhi 18:6a4db94011d3 115 #endif
sahilmgandhi 18:6a4db94011d3 116
sahilmgandhi 18:6a4db94011d3 117 #endif
sahilmgandhi 18:6a4db94011d3 118
sahilmgandhi 18:6a4db94011d3 119 /** @}*/