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TARGET_LPC4088_EA/gpio_object.h@70:673126e12c73, 2013-11-18 (annotated)
- Committer:
- bogdanm
- Date:
- Mon Nov 18 22:09:31 2013 +0200
- Revision:
- 70:673126e12c73
Release 70 of the mbed library
This release is a bugfix release for release 69, it adds proper target
support for LPC4088_EA.
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| bogdanm | 70:673126e12c73 | 1 | /* mbed Microcontroller Library |
| bogdanm | 70:673126e12c73 | 2 | * Copyright (c) 2006-2013 ARM Limited |
| bogdanm | 70:673126e12c73 | 3 | * |
| bogdanm | 70:673126e12c73 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| bogdanm | 70:673126e12c73 | 5 | * you may not use this file except in compliance with the License. |
| bogdanm | 70:673126e12c73 | 6 | * You may obtain a copy of the License at |
| bogdanm | 70:673126e12c73 | 7 | * |
| bogdanm | 70:673126e12c73 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| bogdanm | 70:673126e12c73 | 9 | * |
| bogdanm | 70:673126e12c73 | 10 | * Unless required by applicable law or agreed to in writing, software |
| bogdanm | 70:673126e12c73 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| bogdanm | 70:673126e12c73 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| bogdanm | 70:673126e12c73 | 13 | * See the License for the specific language governing permissions and |
| bogdanm | 70:673126e12c73 | 14 | * limitations under the License. |
| bogdanm | 70:673126e12c73 | 15 | */ |
| bogdanm | 70:673126e12c73 | 16 | #ifndef MBED_GPIO_OBJECT_H |
| bogdanm | 70:673126e12c73 | 17 | #define MBED_GPIO_OBJECT_H |
| bogdanm | 70:673126e12c73 | 18 | |
| bogdanm | 70:673126e12c73 | 19 | #ifdef __cplusplus |
| bogdanm | 70:673126e12c73 | 20 | extern "C" { |
| bogdanm | 70:673126e12c73 | 21 | #endif |
| bogdanm | 70:673126e12c73 | 22 | |
| bogdanm | 70:673126e12c73 | 23 | typedef struct { |
| bogdanm | 70:673126e12c73 | 24 | PinName pin; |
| bogdanm | 70:673126e12c73 | 25 | uint32_t mask; |
| bogdanm | 70:673126e12c73 | 26 | |
| bogdanm | 70:673126e12c73 | 27 | __IO uint32_t *reg_dir; |
| bogdanm | 70:673126e12c73 | 28 | __IO uint32_t *reg_set; |
| bogdanm | 70:673126e12c73 | 29 | __IO uint32_t *reg_clr; |
| bogdanm | 70:673126e12c73 | 30 | __I uint32_t *reg_in; |
| bogdanm | 70:673126e12c73 | 31 | } gpio_t; |
| bogdanm | 70:673126e12c73 | 32 | |
| bogdanm | 70:673126e12c73 | 33 | static inline void gpio_write(gpio_t *obj, int value) { |
| bogdanm | 70:673126e12c73 | 34 | if (value) |
| bogdanm | 70:673126e12c73 | 35 | *obj->reg_set = obj->mask; |
| bogdanm | 70:673126e12c73 | 36 | else |
| bogdanm | 70:673126e12c73 | 37 | *obj->reg_clr = obj->mask; |
| bogdanm | 70:673126e12c73 | 38 | } |
| bogdanm | 70:673126e12c73 | 39 | |
| bogdanm | 70:673126e12c73 | 40 | static inline int gpio_read(gpio_t *obj) { |
| bogdanm | 70:673126e12c73 | 41 | return ((*obj->reg_in & obj->mask) ? 1 : 0); |
| bogdanm | 70:673126e12c73 | 42 | } |
| bogdanm | 70:673126e12c73 | 43 | |
| bogdanm | 70:673126e12c73 | 44 | #ifdef __cplusplus |
| bogdanm | 70:673126e12c73 | 45 | } |
| bogdanm | 70:673126e12c73 | 46 | #endif |
| bogdanm | 70:673126e12c73 | 47 | |
| bogdanm | 70:673126e12c73 | 48 | #endif |