Mouse code for the MacroRat
mbed-dev/targets/TARGET_ARM_SSG/TARGET_BEETLE/gpio_object.h
- Committer:
- sahilmgandhi
- Date:
- 2017-05-14
- Revision:
- 18:6a4db94011d3
File content as of revision 18:6a4db94011d3:
/* mbed Microcontroller Library * Copyright (c) 2015 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 #include "cmsis.h" #include "PortNames.h" #include "PeripheralNames.h" #include "PinNames.h" #ifdef __cplusplus extern "C" { #endif typedef struct { PinName pin; uint32_t mask; uint32_t pin_number; __IO uint32_t *reg_dir; __IO uint32_t *reg_dirclr; __IO uint32_t *reg_data; __I uint32_t *reg_in; } gpio_t; static inline void gpio_write(gpio_t *obj, int value) { if (obj->pin < LED1 || obj->pin > LED4) { if (value == 1) { *obj->reg_data |= (obj->mask); } else if (value == 0){ *obj->reg_data &= ~(obj->mask); } } else { /* Emulated LEDs return without taking any action */ return; } } static inline int gpio_read(gpio_t *obj) { if (obj->pin < LED1 || obj->pin > LED4) { return ((*obj->reg_in & obj->mask) ? 1 : 0); } else { /* Emulated LEDs return OFF always */ return 0; } } #ifdef __cplusplus } #endif #endif