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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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TARGET_RZ_A1H/TOOLCHAIN_IAR/gpio_object.h@171:3a7713b1edbc, 2018-11-08 (annotated)

Committer:
AnnaBridge
Date:
Thu Nov 08 11:45:42 2018 +0000
Revision:
171:3a7713b1edbc
Parent:
TARGET_GR_LYCHEE/TARGET_RENESAS/TARGET_RZ_A1XX/gpio_object.h@161:aa5281ff4a02 
mbed library. Release version 164

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 161:aa5281ff4a02 1 /* mbed Microcontroller Library
AnnaBridge 161:aa5281ff4a02 2 * Copyright (c) 2006-2013 ARM Limited
AnnaBridge 161:aa5281ff4a02 3 *
AnnaBridge 161:aa5281ff4a02 4 * Licensed under the Apache License, Version 2.0 (the "License");
AnnaBridge 161:aa5281ff4a02 5 * you may not use this file except in compliance with the License.
AnnaBridge 161:aa5281ff4a02 6 * You may obtain a copy of the License at
AnnaBridge 161:aa5281ff4a02 7 *
AnnaBridge 161:aa5281ff4a02 8 * http://www.apache.org/licenses/LICENSE-2.0
AnnaBridge 161:aa5281ff4a02 9 *
AnnaBridge 161:aa5281ff4a02 10 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 161:aa5281ff4a02 11 * distributed under the License is distributed on an "AS IS" BASIS,
AnnaBridge 161:aa5281ff4a02 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 161:aa5281ff4a02 13 * See the License for the specific language governing permissions and
AnnaBridge 161:aa5281ff4a02 14 * limitations under the License.
AnnaBridge 161:aa5281ff4a02 15 */
AnnaBridge 161:aa5281ff4a02 16 #ifndef MBED_GPIO_OBJECT_H
AnnaBridge 161:aa5281ff4a02 17 #define MBED_GPIO_OBJECT_H
AnnaBridge 161:aa5281ff4a02 18
AnnaBridge 161:aa5281ff4a02 19 #include "mbed_assert.h"
AnnaBridge 161:aa5281ff4a02 20
AnnaBridge 161:aa5281ff4a02 21 #ifdef __cplusplus
AnnaBridge 161:aa5281ff4a02 22 extern "C" {
AnnaBridge 161:aa5281ff4a02 23 #endif
AnnaBridge 161:aa5281ff4a02 24
AnnaBridge 161:aa5281ff4a02 25 typedef struct {
AnnaBridge 161:aa5281ff4a02 26 PinName pin;
AnnaBridge 161:aa5281ff4a02 27 uint32_t mask;
AnnaBridge 161:aa5281ff4a02 28
AnnaBridge 161:aa5281ff4a02 29 __IO uint32_t *reg_dir;
AnnaBridge 161:aa5281ff4a02 30 __IO uint32_t *reg_set;
AnnaBridge 161:aa5281ff4a02 31 __I uint32_t *reg_in;
AnnaBridge 161:aa5281ff4a02 32 __IO uint32_t *reg_buf;
AnnaBridge 161:aa5281ff4a02 33 } gpio_t;
AnnaBridge 161:aa5281ff4a02 34
AnnaBridge 161:aa5281ff4a02 35 static inline void gpio_write(gpio_t *obj, int value) {
AnnaBridge 161:aa5281ff4a02 36 *obj->reg_set = (obj->mask << 16) | ((value != 0) ? obj->mask : 0);
AnnaBridge 161:aa5281ff4a02 37 }
AnnaBridge 161:aa5281ff4a02 38
AnnaBridge 161:aa5281ff4a02 39 static inline int gpio_read(gpio_t *obj) {
AnnaBridge 161:aa5281ff4a02 40 return ((*obj->reg_in & obj->mask) ? 1 : 0);
AnnaBridge 161:aa5281ff4a02 41 }
AnnaBridge 161:aa5281ff4a02 42
AnnaBridge 161:aa5281ff4a02 43 static inline int gpio_is_connected(const gpio_t *obj) {
AnnaBridge 161:aa5281ff4a02 44 return obj->pin != (PinName)NC;
AnnaBridge 161:aa5281ff4a02 45 }
AnnaBridge 161:aa5281ff4a02 46
AnnaBridge 161:aa5281ff4a02 47 #ifdef __cplusplus
AnnaBridge 161:aa5281ff4a02 48 }
AnnaBridge 161:aa5281ff4a02 49 #endif
AnnaBridge 161:aa5281ff4a02 50
AnnaBridge 161:aa5281ff4a02 51 #endif