shao ziyang / mbed-src-kl05

mbed library sources

Dependents:   frdm_kl05z_gpio_test

Fork of mbed-src by mbed official

targets/hal/TARGET_NXP/TARGET_LPC43XX/sleep.c@323:9e901b0a5aa1, 2014-09-13 (annotated)

Committer:
shaoziyang
Date:
Sat Sep 13 14:25:46 2014 +0000
Revision:
323:9e901b0a5aa1
Parent:
20:4263a77256ae 
test with CLOCK_SETUP = 0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 20:4263a77256ae 1 /* mbed Microcontroller Library
bogdanm 20:4263a77256ae 2 * Copyright (c) 2006-2013 ARM Limited
bogdanm 20:4263a77256ae 3 *
bogdanm 20:4263a77256ae 4 * Licensed under the Apache License, Version 2.0 (the "License");
bogdanm 20:4263a77256ae 5 * you may not use this file except in compliance with the License.
bogdanm 20:4263a77256ae 6 * You may obtain a copy of the License at
bogdanm 20:4263a77256ae 7 *
bogdanm 20:4263a77256ae 8 * http://www.apache.org/licenses/LICENSE-2.0
bogdanm 20:4263a77256ae 9 *
bogdanm 20:4263a77256ae 10 * Unless required by applicable law or agreed to in writing, software
bogdanm 20:4263a77256ae 11 * distributed under the License is distributed on an "AS IS" BASIS,
bogdanm 20:4263a77256ae 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
bogdanm 20:4263a77256ae 13 * See the License for the specific language governing permissions and
bogdanm 20:4263a77256ae 14 * limitations under the License.
bogdanm 20:4263a77256ae 15 *
bogdanm 20:4263a77256ae 16 * Ported to NXP LPC43XX by Micromint USA <support@micromint.com>
bogdanm 20:4263a77256ae 17 */
bogdanm 20:4263a77256ae 18 #include "sleep_api.h"
bogdanm 20:4263a77256ae 19 #include "cmsis.h"
bogdanm 20:4263a77256ae 20 #include "mbed_interface.h"
bogdanm 20:4263a77256ae 21
bogdanm 20:4263a77256ae 22 void sleep(void) {
bogdanm 20:4263a77256ae 23
bogdanm 20:4263a77256ae 24 // SRC[SLEEPDEEP] set to 0 = sleep
bogdanm 20:4263a77256ae 25 SCB->SCR &= ~SCB_SCR_SLEEPDEEP_Msk;
bogdanm 20:4263a77256ae 26
bogdanm 20:4263a77256ae 27 // wait for interrupt
bogdanm 20:4263a77256ae 28 __WFI();
bogdanm 20:4263a77256ae 29 }
bogdanm 20:4263a77256ae 30
bogdanm 20:4263a77256ae 31 /*
bogdanm 20:4263a77256ae 32 * ToDo: Implement deepsleep()
bogdanm 20:4263a77256ae 33 */
bogdanm 20:4263a77256ae 34 void deepsleep(void) {
bogdanm 20:4263a77256ae 35 sleep();
bogdanm 20:4263a77256ae 36 }