The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.
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mbed 2
This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.
drivers/PortInOut.h@128:9bcdf88f62b0, 2016-10-27 (annotated)
- Committer:
- <>
- Date:
- Thu Oct 27 16:45:56 2016 +0100
- Revision:
- 128:9bcdf88f62b0
- Child:
- 138:093f2bd7b9eb
Release 128 of the mbed library
Ports for Upcoming Targets
Fixes and Changes
2966: Add kw24 support https://github.com/ARMmbed/mbed-os/pull/2966
3068: MultiTech mDot - clean up PeripheralPins.c and add new pin names https://github.com/ARMmbed/mbed-os/pull/3068
3089: Kinetis HAL: Remove clock initialization code from serial and ticker https://github.com/ARMmbed/mbed-os/pull/3089
2943: [NRF5] NVIC_SetVector functionality https://github.com/ARMmbed/mbed-os/pull/2943
2938: InterruptIn changes in NCS36510 HAL. https://github.com/ARMmbed/mbed-os/pull/2938
3108: Fix sleep function for NRF52. https://github.com/ARMmbed/mbed-os/pull/3108
3076: STM32F1: Correct timer master value reading https://github.com/ARMmbed/mbed-os/pull/3076
3085: Add LOWPOWERTIMER capability for NUCLEO_F303ZE https://github.com/ARMmbed/mbed-os/pull/3085
3046: [BEETLE] Update BLE stack on Beetle board https://github.com/ARMmbed/mbed-os/pull/3046
3122: [Silicon Labs] Update of Silicon Labs HAL https://github.com/ARMmbed/mbed-os/pull/3122
3022: OnSemi RAM usage fix https://github.com/ARMmbed/mbed-os/pull/3022
3121: STM32F3: Correct UART4 and UART5 defines when using DEVICE_SERIAL_ASYNCH https://github.com/ARMmbed/mbed-os/pull/3121
3142: Targets- NUMAKER_PFM_NUC47216 remove mbed 2 https://github.com/ARMmbed/mbed-os/pull/3142
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
<> | 128:9bcdf88f62b0 | 1 | /* mbed Microcontroller Library |
<> | 128:9bcdf88f62b0 | 2 | * Copyright (c) 2006-2013 ARM Limited |
<> | 128:9bcdf88f62b0 | 3 | * |
<> | 128:9bcdf88f62b0 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
<> | 128:9bcdf88f62b0 | 5 | * you may not use this file except in compliance with the License. |
<> | 128:9bcdf88f62b0 | 6 | * You may obtain a copy of the License at |
<> | 128:9bcdf88f62b0 | 7 | * |
<> | 128:9bcdf88f62b0 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
<> | 128:9bcdf88f62b0 | 9 | * |
<> | 128:9bcdf88f62b0 | 10 | * Unless required by applicable law or agreed to in writing, software |
<> | 128:9bcdf88f62b0 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
<> | 128:9bcdf88f62b0 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
<> | 128:9bcdf88f62b0 | 13 | * See the License for the specific language governing permissions and |
<> | 128:9bcdf88f62b0 | 14 | * limitations under the License. |
<> | 128:9bcdf88f62b0 | 15 | */ |
<> | 128:9bcdf88f62b0 | 16 | #ifndef MBED_PORTINOUT_H |
<> | 128:9bcdf88f62b0 | 17 | #define MBED_PORTINOUT_H |
<> | 128:9bcdf88f62b0 | 18 | |
<> | 128:9bcdf88f62b0 | 19 | #include "platform/platform.h" |
<> | 128:9bcdf88f62b0 | 20 | |
<> | 128:9bcdf88f62b0 | 21 | #if DEVICE_PORTINOUT |
<> | 128:9bcdf88f62b0 | 22 | |
<> | 128:9bcdf88f62b0 | 23 | #include "hal/port_api.h" |
<> | 128:9bcdf88f62b0 | 24 | #include "platform/critical.h" |
<> | 128:9bcdf88f62b0 | 25 | |
<> | 128:9bcdf88f62b0 | 26 | namespace mbed { |
<> | 128:9bcdf88f62b0 | 27 | /** \addtogroup drivers */ |
<> | 128:9bcdf88f62b0 | 28 | /** @{*/ |
<> | 128:9bcdf88f62b0 | 29 | |
<> | 128:9bcdf88f62b0 | 30 | /** A multiple pin digital in/out used to set/read multiple bi-directional pins |
<> | 128:9bcdf88f62b0 | 31 | * |
<> | 128:9bcdf88f62b0 | 32 | * @Note Synchronization level: Interrupt safe |
<> | 128:9bcdf88f62b0 | 33 | */ |
<> | 128:9bcdf88f62b0 | 34 | class PortInOut { |
<> | 128:9bcdf88f62b0 | 35 | public: |
<> | 128:9bcdf88f62b0 | 36 | |
<> | 128:9bcdf88f62b0 | 37 | /** Create an PortInOut, connected to the specified port |
<> | 128:9bcdf88f62b0 | 38 | * |
<> | 128:9bcdf88f62b0 | 39 | * @param port Port to connect to (Port0-Port5) |
<> | 128:9bcdf88f62b0 | 40 | * @param mask A bitmask to identify which bits in the port should be included (0 - ignore) |
<> | 128:9bcdf88f62b0 | 41 | */ |
<> | 128:9bcdf88f62b0 | 42 | PortInOut(PortName port, int mask = 0xFFFFFFFF) { |
<> | 128:9bcdf88f62b0 | 43 | core_util_critical_section_enter(); |
<> | 128:9bcdf88f62b0 | 44 | port_init(&_port, port, mask, PIN_INPUT); |
<> | 128:9bcdf88f62b0 | 45 | core_util_critical_section_exit(); |
<> | 128:9bcdf88f62b0 | 46 | } |
<> | 128:9bcdf88f62b0 | 47 | |
<> | 128:9bcdf88f62b0 | 48 | /** Write the value to the output port |
<> | 128:9bcdf88f62b0 | 49 | * |
<> | 128:9bcdf88f62b0 | 50 | * @param value An integer specifying a bit to write for every corresponding port pin |
<> | 128:9bcdf88f62b0 | 51 | */ |
<> | 128:9bcdf88f62b0 | 52 | void write(int value) { |
<> | 128:9bcdf88f62b0 | 53 | port_write(&_port, value); |
<> | 128:9bcdf88f62b0 | 54 | } |
<> | 128:9bcdf88f62b0 | 55 | |
<> | 128:9bcdf88f62b0 | 56 | /** Read the value currently output on the port |
<> | 128:9bcdf88f62b0 | 57 | * |
<> | 128:9bcdf88f62b0 | 58 | * @returns |
<> | 128:9bcdf88f62b0 | 59 | * An integer with each bit corresponding to associated port pin setting |
<> | 128:9bcdf88f62b0 | 60 | */ |
<> | 128:9bcdf88f62b0 | 61 | int read() { |
<> | 128:9bcdf88f62b0 | 62 | return port_read(&_port); |
<> | 128:9bcdf88f62b0 | 63 | } |
<> | 128:9bcdf88f62b0 | 64 | |
<> | 128:9bcdf88f62b0 | 65 | /** Set as an output |
<> | 128:9bcdf88f62b0 | 66 | */ |
<> | 128:9bcdf88f62b0 | 67 | void output() { |
<> | 128:9bcdf88f62b0 | 68 | core_util_critical_section_enter(); |
<> | 128:9bcdf88f62b0 | 69 | port_dir(&_port, PIN_OUTPUT); |
<> | 128:9bcdf88f62b0 | 70 | core_util_critical_section_exit(); |
<> | 128:9bcdf88f62b0 | 71 | } |
<> | 128:9bcdf88f62b0 | 72 | |
<> | 128:9bcdf88f62b0 | 73 | /** Set as an input |
<> | 128:9bcdf88f62b0 | 74 | */ |
<> | 128:9bcdf88f62b0 | 75 | void input() { |
<> | 128:9bcdf88f62b0 | 76 | core_util_critical_section_enter(); |
<> | 128:9bcdf88f62b0 | 77 | port_dir(&_port, PIN_INPUT); |
<> | 128:9bcdf88f62b0 | 78 | core_util_critical_section_exit(); |
<> | 128:9bcdf88f62b0 | 79 | } |
<> | 128:9bcdf88f62b0 | 80 | |
<> | 128:9bcdf88f62b0 | 81 | /** Set the input pin mode |
<> | 128:9bcdf88f62b0 | 82 | * |
<> | 128:9bcdf88f62b0 | 83 | * @param mode PullUp, PullDown, PullNone, OpenDrain |
<> | 128:9bcdf88f62b0 | 84 | */ |
<> | 128:9bcdf88f62b0 | 85 | void mode(PinMode mode) { |
<> | 128:9bcdf88f62b0 | 86 | core_util_critical_section_enter(); |
<> | 128:9bcdf88f62b0 | 87 | port_mode(&_port, mode); |
<> | 128:9bcdf88f62b0 | 88 | core_util_critical_section_exit(); |
<> | 128:9bcdf88f62b0 | 89 | } |
<> | 128:9bcdf88f62b0 | 90 | |
<> | 128:9bcdf88f62b0 | 91 | /** A shorthand for write() |
<> | 128:9bcdf88f62b0 | 92 | */ |
<> | 128:9bcdf88f62b0 | 93 | PortInOut& operator= (int value) { |
<> | 128:9bcdf88f62b0 | 94 | write(value); |
<> | 128:9bcdf88f62b0 | 95 | return *this; |
<> | 128:9bcdf88f62b0 | 96 | } |
<> | 128:9bcdf88f62b0 | 97 | |
<> | 128:9bcdf88f62b0 | 98 | PortInOut& operator= (PortInOut& rhs) { |
<> | 128:9bcdf88f62b0 | 99 | write(rhs.read()); |
<> | 128:9bcdf88f62b0 | 100 | return *this; |
<> | 128:9bcdf88f62b0 | 101 | } |
<> | 128:9bcdf88f62b0 | 102 | |
<> | 128:9bcdf88f62b0 | 103 | /** A shorthand for read() |
<> | 128:9bcdf88f62b0 | 104 | */ |
<> | 128:9bcdf88f62b0 | 105 | operator int() { |
<> | 128:9bcdf88f62b0 | 106 | return read(); |
<> | 128:9bcdf88f62b0 | 107 | } |
<> | 128:9bcdf88f62b0 | 108 | |
<> | 128:9bcdf88f62b0 | 109 | private: |
<> | 128:9bcdf88f62b0 | 110 | port_t _port; |
<> | 128:9bcdf88f62b0 | 111 | }; |
<> | 128:9bcdf88f62b0 | 112 | |
<> | 128:9bcdf88f62b0 | 113 | } // namespace mbed |
<> | 128:9bcdf88f62b0 | 114 | |
<> | 128:9bcdf88f62b0 | 115 | #endif |
<> | 128:9bcdf88f62b0 | 116 | |
<> | 128:9bcdf88f62b0 | 117 | #endif |
<> | 128:9bcdf88f62b0 | 118 | |
<> | 128:9bcdf88f62b0 | 119 | /** @}*/ |