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TARGET_LPC1114/TARGET_NXP/TARGET_LPC11XX_11CXX/gpio_object.h
- Committer:
- bogdanm
- Date:
- 2014-04-07
- Revision:
- 82:6473597d706e
- Parent:
- TARGET_LPC1114/gpio_object.h@ 66:9c8f0e3462fb
- Child:
- 86:04dd9b1680ae
File content as of revision 82:6473597d706e:
/* mbed Microcontroller Library * Copyright (c) 2006-2013 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef MBED_GPIO_OBJECT_H #define MBED_GPIO_OBJECT_H #ifdef __cplusplus extern "C" { #endif typedef struct { PinName pin; __I uint32_t *reg_mask_read; __IO uint32_t *reg_dir; __IO uint32_t *reg_write; } gpio_t; static inline void gpio_write(gpio_t *obj, int value) { uint32_t pin_number = ((obj->pin & 0x0F00) >> 8); if (value) *obj->reg_write |= (1 << pin_number); else *obj->reg_write &= ~(1 << pin_number); } static inline int gpio_read(gpio_t *obj) { return ((*obj->reg_mask_read) ? 1 : 0); } #ifdef __cplusplus } #endif #endif