Mouse code for the MacroRat
mbed-dev/targets/TARGET_ARM_SSG/TARGET_MPS2/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) 2006-2015 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 "cmsis.h" |
sahilmgandhi | 18:6a4db94011d3 | 20 | #include "PortNames.h" |
sahilmgandhi | 18:6a4db94011d3 | 21 | #include "PeripheralNames.h" |
sahilmgandhi | 18:6a4db94011d3 | 22 | #include "PinNames.h" |
sahilmgandhi | 18:6a4db94011d3 | 23 | |
sahilmgandhi | 18:6a4db94011d3 | 24 | #ifdef __cplusplus |
sahilmgandhi | 18:6a4db94011d3 | 25 | extern "C" { |
sahilmgandhi | 18:6a4db94011d3 | 26 | #endif |
sahilmgandhi | 18:6a4db94011d3 | 27 | |
sahilmgandhi | 18:6a4db94011d3 | 28 | typedef struct { |
sahilmgandhi | 18:6a4db94011d3 | 29 | PinName pin; |
sahilmgandhi | 18:6a4db94011d3 | 30 | uint32_t mask; |
sahilmgandhi | 18:6a4db94011d3 | 31 | uint32_t pin_number; |
sahilmgandhi | 18:6a4db94011d3 | 32 | |
sahilmgandhi | 18:6a4db94011d3 | 33 | __IO uint32_t *reg_dir; |
sahilmgandhi | 18:6a4db94011d3 | 34 | __IO uint32_t *reg_dirclr; |
sahilmgandhi | 18:6a4db94011d3 | 35 | __IO uint32_t *reg_data; |
sahilmgandhi | 18:6a4db94011d3 | 36 | __I uint32_t *reg_in; |
sahilmgandhi | 18:6a4db94011d3 | 37 | } gpio_t; |
sahilmgandhi | 18:6a4db94011d3 | 38 | |
sahilmgandhi | 18:6a4db94011d3 | 39 | static inline void gpio_write(gpio_t *obj, int value) { |
sahilmgandhi | 18:6a4db94011d3 | 40 | if (value){ |
sahilmgandhi | 18:6a4db94011d3 | 41 | *obj->reg_data |= (obj->mask); |
sahilmgandhi | 18:6a4db94011d3 | 42 | } else { |
sahilmgandhi | 18:6a4db94011d3 | 43 | *obj->reg_data &= ~(obj->mask); |
sahilmgandhi | 18:6a4db94011d3 | 44 | } |
sahilmgandhi | 18:6a4db94011d3 | 45 | } |
sahilmgandhi | 18:6a4db94011d3 | 46 | |
sahilmgandhi | 18:6a4db94011d3 | 47 | static inline int gpio_read(gpio_t *obj) { |
sahilmgandhi | 18:6a4db94011d3 | 48 | return ((*obj->reg_in & obj->mask) ? 1 : 0); |
sahilmgandhi | 18:6a4db94011d3 | 49 | } |
sahilmgandhi | 18:6a4db94011d3 | 50 | |
sahilmgandhi | 18:6a4db94011d3 | 51 | #ifdef __cplusplus |
sahilmgandhi | 18:6a4db94011d3 | 52 | } |
sahilmgandhi | 18:6a4db94011d3 | 53 | #endif |
sahilmgandhi | 18:6a4db94011d3 | 54 | |
sahilmgandhi | 18:6a4db94011d3 | 55 | #endif |