MacroRat
Mouse code for the MacroRat
mbed-dev/targets/TARGET_NXP/TARGET_LPC82X/gpio_object.h@18:6a4db94011d3, 2017-05-14 (annotated)
- Committer:
- sahilmgandhi
- Date:
- Sun May 14 23:18:57 2017 +0000
- Revision:
- 18:6a4db94011d3
Publishing again
Who changed what in which revision?
| User | Revision | Line number | New 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_GPIO_OBJECT_H |
| sahilmgandhi | 18:6a4db94011d3 | 17 | #define MBED_GPIO_OBJECT_H |
| sahilmgandhi | 18:6a4db94011d3 | 18 | |
| sahilmgandhi | 18:6a4db94011d3 | 19 | #include "mbed_assert.h" |
| sahilmgandhi | 18:6a4db94011d3 | 20 | |
| sahilmgandhi | 18:6a4db94011d3 | 21 | #ifdef __cplusplus |
| sahilmgandhi | 18:6a4db94011d3 | 22 | extern "C" { |
| sahilmgandhi | 18:6a4db94011d3 | 23 | #endif |
| sahilmgandhi | 18:6a4db94011d3 | 24 | |
| sahilmgandhi | 18:6a4db94011d3 | 25 | typedef struct { |
| sahilmgandhi | 18:6a4db94011d3 | 26 | PinName pin; |
| sahilmgandhi | 18:6a4db94011d3 | 27 | uint32_t mask; |
| sahilmgandhi | 18:6a4db94011d3 | 28 | |
| sahilmgandhi | 18:6a4db94011d3 | 29 | __IO uint32_t *reg_dir; |
| sahilmgandhi | 18:6a4db94011d3 | 30 | __IO uint32_t *reg_set; |
| sahilmgandhi | 18:6a4db94011d3 | 31 | __IO uint32_t *reg_clr; |
| sahilmgandhi | 18:6a4db94011d3 | 32 | __I uint32_t *reg_in; |
| sahilmgandhi | 18:6a4db94011d3 | 33 | } gpio_t; |
| sahilmgandhi | 18:6a4db94011d3 | 34 | |
| sahilmgandhi | 18:6a4db94011d3 | 35 | static inline void gpio_write(gpio_t *obj, int value) |
| sahilmgandhi | 18:6a4db94011d3 | 36 | { |
| sahilmgandhi | 18:6a4db94011d3 | 37 | MBED_ASSERT(obj->pin != (PinName)NC); |
| sahilmgandhi | 18:6a4db94011d3 | 38 | if (value) |
| sahilmgandhi | 18:6a4db94011d3 | 39 | *obj->reg_set = obj->mask; |
| sahilmgandhi | 18:6a4db94011d3 | 40 | else |
| sahilmgandhi | 18:6a4db94011d3 | 41 | *obj->reg_clr = obj->mask; |
| sahilmgandhi | 18:6a4db94011d3 | 42 | } |
| sahilmgandhi | 18:6a4db94011d3 | 43 | |
| sahilmgandhi | 18:6a4db94011d3 | 44 | static inline int gpio_read(gpio_t *obj) |
| sahilmgandhi | 18:6a4db94011d3 | 45 | { |
| sahilmgandhi | 18:6a4db94011d3 | 46 | MBED_ASSERT(obj->pin != (PinName)NC); |
| sahilmgandhi | 18:6a4db94011d3 | 47 | return ((*obj->reg_in & obj->mask) ? 1 : 0); |
| sahilmgandhi | 18:6a4db94011d3 | 48 | } |
| sahilmgandhi | 18:6a4db94011d3 | 49 | |
| sahilmgandhi | 18:6a4db94011d3 | 50 | static inline int gpio_is_connected(const gpio_t *obj) { |
| sahilmgandhi | 18:6a4db94011d3 | 51 | return obj->pin != (PinName)NC; |
| sahilmgandhi | 18:6a4db94011d3 | 52 | } |
| sahilmgandhi | 18:6a4db94011d3 | 53 | |
| sahilmgandhi | 18:6a4db94011d3 | 54 | #ifdef __cplusplus |
| sahilmgandhi | 18:6a4db94011d3 | 55 | } |
| sahilmgandhi | 18:6a4db94011d3 | 56 | #endif |
| sahilmgandhi | 18:6a4db94011d3 | 57 | |
| sahilmgandhi | 18:6a4db94011d3 | 58 | #endif |