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mbed library sources

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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

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

Last commit 20 Feb 2019 by mbed official

targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_K64F/gpio_api.c@227:7bd0639b8911, 2014-06-11 (annotated)

Committer:
mbed_official
Date:
Wed Jun 11 16:00:09 2014 +0100
Revision:
227:7bd0639b8911
Parent:
149:1fb5f62b92bd 
Synchronized with git revision d58d532ebc0e0a96f4fffb8edefc082b71b964af



Full URL: https://github.com/mbedmicro/mbed/commit/d58d532ebc0e0a96f4fffb8edefc082b71b964af/

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 146:f64d43ff0c18 1 /* mbed Microcontroller Library
mbed_official 146:f64d43ff0c18 2 * Copyright (c) 2006-2013 ARM Limited
mbed_official 146:f64d43ff0c18 3 *
mbed_official 146:f64d43ff0c18 4 * Licensed under the Apache License, Version 2.0 (the "License");
mbed_official 146:f64d43ff0c18 5 * you may not use this file except in compliance with the License.
mbed_official 146:f64d43ff0c18 6 * You may obtain a copy of the License at
mbed_official 146:f64d43ff0c18 7 *
mbed_official 146:f64d43ff0c18 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 146:f64d43ff0c18 9 *
mbed_official 146:f64d43ff0c18 10 * Unless required by applicable law or agreed to in writing, software
mbed_official 146:f64d43ff0c18 11 * distributed under the License is distributed on an "AS IS" BASIS,
mbed_official 146:f64d43ff0c18 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbed_official 146:f64d43ff0c18 13 * See the License for the specific language governing permissions and
mbed_official 146:f64d43ff0c18 14 * limitations under the License.
mbed_official 146:f64d43ff0c18 15 */
mbed_official 227:7bd0639b8911 16 #include "mbed_assert.h"
mbed_official 146:f64d43ff0c18 17 #include "gpio_api.h"
mbed_official 146:f64d43ff0c18 18 #include "pinmap.h"
mbed_official 146:f64d43ff0c18 19 #include "fsl_port_hal.h"
mbed_official 146:f64d43ff0c18 20 #include "fsl_gpio_hal.h"
mbed_official 146:f64d43ff0c18 21 #include "fsl_sim_hal.h"
mbed_official 146:f64d43ff0c18 22
mbed_official 146:f64d43ff0c18 23 uint32_t gpio_set(PinName pin) {
mbed_official 227:7bd0639b8911 24 MBED_ASSERT(pin != (PinName)NC);
mbed_official 146:f64d43ff0c18 25 uint32_t pin_num = pin & 0xFF;
mbed_official 146:f64d43ff0c18 26
mbed_official 146:f64d43ff0c18 27 pin_function(pin, (int)kPortMuxAsGpio);
mbed_official 146:f64d43ff0c18 28 return 1 << pin_num;
mbed_official 146:f64d43ff0c18 29 }
mbed_official 146:f64d43ff0c18 30
mbed_official 146:f64d43ff0c18 31 void gpio_init(gpio_t *obj, PinName pin) {
mbed_official 227:7bd0639b8911 32 obj->pinName = pin;
mbed_official 227:7bd0639b8911 33 if (pin == (PinName)NC)
mbed_official 146:f64d43ff0c18 34 return;
mbed_official 146:f64d43ff0c18 35
mbed_official 146:f64d43ff0c18 36 uint32_t port = pin >> GPIO_PORT_SHIFT;
mbed_official 146:f64d43ff0c18 37 uint32_t pin_num = pin & 0xFF;
mbed_official 146:f64d43ff0c18 38 clock_hal_set_gate(kSimClockModulePORT, port, true);
mbed_official 146:f64d43ff0c18 39 port_hal_mux_control(port, pin_num, kPortMuxAsGpio);
mbed_official 146:f64d43ff0c18 40 }
mbed_official 146:f64d43ff0c18 41
mbed_official 146:f64d43ff0c18 42 void gpio_mode(gpio_t *obj, PinMode mode) {
mbed_official 146:f64d43ff0c18 43 pin_mode(obj->pinName, mode);
mbed_official 146:f64d43ff0c18 44 }
mbed_official 146:f64d43ff0c18 45
mbed_official 146:f64d43ff0c18 46 void gpio_dir(gpio_t *obj, PinDirection direction) {
mbed_official 227:7bd0639b8911 47 MBED_ASSERT(obj->pinName != (PinName)NC);
mbed_official 146:f64d43ff0c18 48 uint32_t port = obj->pinName >> GPIO_PORT_SHIFT;
mbed_official 146:f64d43ff0c18 49 uint32_t pin_num = obj->pinName & 0xFF;
mbed_official 146:f64d43ff0c18 50
mbed_official 146:f64d43ff0c18 51 switch (direction) {
mbed_official 146:f64d43ff0c18 52 case PIN_INPUT:
mbed_official 146:f64d43ff0c18 53 gpio_hal_set_pin_direction(port, pin_num, kGpioDigitalInput);
mbed_official 146:f64d43ff0c18 54 break;
mbed_official 146:f64d43ff0c18 55 case PIN_OUTPUT:
mbed_official 146:f64d43ff0c18 56 gpio_hal_set_pin_direction(port, pin_num, kGpioDigitalOutput);
mbed_official 146:f64d43ff0c18 57 break;
mbed_official 146:f64d43ff0c18 58 }
mbed_official 146:f64d43ff0c18 59 }