The official mbed C/C SDK provides the software platform and libraries to build your applications.

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Committer:
emilmont
Date:
Wed Apr 17 15:30:58 2013 +0100
Revision:
62:7e6c9f46b3bd
Add NXP LPC812
[KL25Z] Use channel 0 as a prescaler for channel 1
[CodeSourcery] Fix standard library retargeting removing duplicate "_isatty"
Move parse_pins in RPC module

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 62:7e6c9f46b3bd 1 /* mbed Microcontroller Library
emilmont 62:7e6c9f46b3bd 2 * Copyright (c) 2006-2013 ARM Limited
emilmont 62:7e6c9f46b3bd 3 *
emilmont 62:7e6c9f46b3bd 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 62:7e6c9f46b3bd 5 * you may not use this file except in compliance with the License.
emilmont 62:7e6c9f46b3bd 6 * You may obtain a copy of the License at
emilmont 62:7e6c9f46b3bd 7 *
emilmont 62:7e6c9f46b3bd 8 * http://www.apache.org/licenses/LICENSE-2.0
emilmont 62:7e6c9f46b3bd 9 *
emilmont 62:7e6c9f46b3bd 10 * Unless required by applicable law or agreed to in writing, software
emilmont 62:7e6c9f46b3bd 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 62:7e6c9f46b3bd 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 62:7e6c9f46b3bd 13 * See the License for the specific language governing permissions and
emilmont 62:7e6c9f46b3bd 14 * limitations under the License.
emilmont 62:7e6c9f46b3bd 15 */
emilmont 62:7e6c9f46b3bd 16 #ifndef MBED_GPIO_OBJECT_H
emilmont 62:7e6c9f46b3bd 17 #define MBED_GPIO_OBJECT_H
emilmont 62:7e6c9f46b3bd 18
emilmont 62:7e6c9f46b3bd 19 #ifdef __cplusplus
emilmont 62:7e6c9f46b3bd 20 extern "C" {
emilmont 62:7e6c9f46b3bd 21 #endif
emilmont 62:7e6c9f46b3bd 22
emilmont 62:7e6c9f46b3bd 23 typedef struct {
emilmont 62:7e6c9f46b3bd 24 PinName pin;
emilmont 62:7e6c9f46b3bd 25 uint32_t mask;
emilmont 62:7e6c9f46b3bd 26
emilmont 62:7e6c9f46b3bd 27 __IO uint32_t *reg_dir;
emilmont 62:7e6c9f46b3bd 28 __IO uint32_t *reg_set;
emilmont 62:7e6c9f46b3bd 29 __IO uint32_t *reg_clr;
emilmont 62:7e6c9f46b3bd 30 __I uint32_t *reg_in;
emilmont 62:7e6c9f46b3bd 31 } gpio_t;
emilmont 62:7e6c9f46b3bd 32
emilmont 62:7e6c9f46b3bd 33 static inline void gpio_write(gpio_t *obj, int value) {
emilmont 62:7e6c9f46b3bd 34 if (value)
emilmont 62:7e6c9f46b3bd 35 *obj->reg_set = obj->mask;
emilmont 62:7e6c9f46b3bd 36 else
emilmont 62:7e6c9f46b3bd 37 *obj->reg_clr = obj->mask;
emilmont 62:7e6c9f46b3bd 38 }
emilmont 62:7e6c9f46b3bd 39
emilmont 62:7e6c9f46b3bd 40 static inline int gpio_read(gpio_t *obj) {
emilmont 62:7e6c9f46b3bd 41 return ((*obj->reg_in & obj->mask) ? 1 : 0);
emilmont 62:7e6c9f46b3bd 42 }
emilmont 62:7e6c9f46b3bd 43
emilmont 62:7e6c9f46b3bd 44 #ifdef __cplusplus
emilmont 62:7e6c9f46b3bd 45 }
emilmont 62:7e6c9f46b3bd 46 #endif
emilmont 62:7e6c9f46b3bd 47
emilmont 62:7e6c9f46b3bd 48 #endif