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Dependents:   mbed_blinky-bmd-200 bmd-200_accel_demo firstRig

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targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/gpio_object.h@592:5e2eb8beba71, 2015-07-10 (annotated)

Committer:
dcnichols
Date:
Fri Jul 10 17:36:27 2015 +0000
Revision:
592:5e2eb8beba71
Parent:
458:8bc3a354916d 
updating to latest mbed-src

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 324:406fd2029f23 1 /* mbed Microcontroller Library
mbed_official 324:406fd2029f23 2 * Copyright (c) 2006-2013 ARM Limited
mbed_official 324:406fd2029f23 3 *
mbed_official 324:406fd2029f23 4 * Licensed under the Apache License, Version 2.0 (the "License");
mbed_official 324:406fd2029f23 5 * you may not use this file except in compliance with the License.
mbed_official 324:406fd2029f23 6 * You may obtain a copy of the License at
mbed_official 324:406fd2029f23 7 *
mbed_official 324:406fd2029f23 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 324:406fd2029f23 9 *
mbed_official 324:406fd2029f23 10 * Unless required by applicable law or agreed to in writing, software
mbed_official 324:406fd2029f23 11 * distributed under the License is distributed on an "AS IS" BASIS,
mbed_official 324:406fd2029f23 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbed_official 324:406fd2029f23 13 * See the License for the specific language governing permissions and
mbed_official 324:406fd2029f23 14 * limitations under the License.
mbed_official 324:406fd2029f23 15 */
mbed_official 324:406fd2029f23 16 #ifndef MBED_GPIO_OBJECT_H
mbed_official 324:406fd2029f23 17 #define MBED_GPIO_OBJECT_H
mbed_official 324:406fd2029f23 18
mbed_official 324:406fd2029f23 19 #include "mbed_assert.h"
mbed_official 324:406fd2029f23 20 #include "fsl_gpio_hal.h"
mbed_official 324:406fd2029f23 21 // #include "cmsis.h"
mbed_official 324:406fd2029f23 22
mbed_official 324:406fd2029f23 23 #ifdef __cplusplus
mbed_official 324:406fd2029f23 24 extern "C" {
mbed_official 324:406fd2029f23 25 #endif
mbed_official 324:406fd2029f23 26
mbed_official 324:406fd2029f23 27 typedef struct {
mbed_official 458:8bc3a354916d 28 PinName pin;
mbed_official 324:406fd2029f23 29 } gpio_t;
mbed_official 324:406fd2029f23 30
mbed_official 324:406fd2029f23 31 static inline void gpio_write(gpio_t *obj, int value) {
mbed_official 458:8bc3a354916d 32 MBED_ASSERT(obj->pin != (PinName)NC);
mbed_official 458:8bc3a354916d 33 uint32_t port = obj->pin >> GPIO_PORT_SHIFT;
mbed_official 458:8bc3a354916d 34 uint32_t pin = obj->pin & 0xFF;
mbed_official 324:406fd2029f23 35 uint32_t gpio_addrs[] = GPIO_BASE_ADDRS;
mbed_official 324:406fd2029f23 36
mbed_official 324:406fd2029f23 37 GPIO_HAL_WritePinOutput(gpio_addrs[port], pin, value);
mbed_official 324:406fd2029f23 38 }
mbed_official 324:406fd2029f23 39
mbed_official 324:406fd2029f23 40 static inline int gpio_read(gpio_t *obj) {
mbed_official 458:8bc3a354916d 41 MBED_ASSERT(obj->pin != (PinName)NC);
mbed_official 458:8bc3a354916d 42 uint32_t port = obj->pin >> GPIO_PORT_SHIFT;
mbed_official 458:8bc3a354916d 43 uint32_t pin = obj->pin & 0xFF;
mbed_official 324:406fd2029f23 44 uint32_t gpio_addrs[] = GPIO_BASE_ADDRS;
mbed_official 324:406fd2029f23 45
mbed_official 324:406fd2029f23 46 return (int)GPIO_HAL_ReadPinInput(gpio_addrs[port], pin);
mbed_official 324:406fd2029f23 47 }
mbed_official 324:406fd2029f23 48
mbed_official 458:8bc3a354916d 49 static inline int gpio_is_connected(const gpio_t *obj) {
mbed_official 458:8bc3a354916d 50 return obj->pin != (PinName)NC;
mbed_official 458:8bc3a354916d 51 }
mbed_official 458:8bc3a354916d 52
mbed_official 324:406fd2029f23 53 #ifdef __cplusplus
mbed_official 324:406fd2029f23 54 }
mbed_official 324:406fd2029f23 55 #endif
mbed_official 324:406fd2029f23 56
mbed_official 324:406fd2029f23 57 #endif