Johannes Stratmann / mbed-dev

added prescaler for 16 bit pwm in LPC1347 target

Fork of mbed-dev by mbed official

targets/hal/TARGET_Atmel/TARGET_SAM_CortexM0P/sleep_api.c@147:ba84b7dc41a7, 2016-09-10 (annotated)

Committer:
JojoS
Date:
Sat Sep 10 15:32:04 2016 +0000
Revision:
147:ba84b7dc41a7
Parent:
64:41a834223ea3 
added prescaler for 16 bit timers (solution as in LPC11xx), default prescaler 31 for max 28 ms period time

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 15:a81a8d6c1dfe 1 /* mbed Microcontroller Library
mbed_official 15:a81a8d6c1dfe 2 * Copyright (c) 2006-2015 ARM Limited
mbed_official 15:a81a8d6c1dfe 3 *
mbed_official 15:a81a8d6c1dfe 4 * Licensed under the Apache License, Version 2.0 (the "License");
mbed_official 15:a81a8d6c1dfe 5 * you may not use this file except in compliance with the License.
mbed_official 15:a81a8d6c1dfe 6 * You may obtain a copy of the License at
mbed_official 15:a81a8d6c1dfe 7 *
mbed_official 15:a81a8d6c1dfe 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 15:a81a8d6c1dfe 9 *
mbed_official 15:a81a8d6c1dfe 10 * Unless required by applicable law or agreed to in writing, software
mbed_official 15:a81a8d6c1dfe 11 * distributed under the License is distributed on an "AS IS" BASIS,
mbed_official 15:a81a8d6c1dfe 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbed_official 15:a81a8d6c1dfe 13 * See the License for the specific language governing permissions and
mbed_official 15:a81a8d6c1dfe 14 * limitations under the License.
mbed_official 15:a81a8d6c1dfe 15 */
mbed_official 15:a81a8d6c1dfe 16 #include "mbed_assert.h"
mbed_official 15:a81a8d6c1dfe 17 #include "sleep_api.h"
mbed_official 15:a81a8d6c1dfe 18
mbed_official 15:a81a8d6c1dfe 19 #include "power.h"
mbed_official 15:a81a8d6c1dfe 20
mbed_official 15:a81a8d6c1dfe 21 /** Send the device to sleep
mbed_official 15:a81a8d6c1dfe 22 *
mbed_official 15:a81a8d6c1dfe 23 * The processor is setup ready for sleep, and sent to sleep using __WFI(). In this mode, the
mbed_official 15:a81a8d6c1dfe 24 * system clock to the core is stopped until a reset or an interrupt occurs.
mbed_official 15:a81a8d6c1dfe 25 * @param[void] void
mbed_official 15:a81a8d6c1dfe 26 * @return void
mbed_official 15:a81a8d6c1dfe 27 */
mbed_official 15:a81a8d6c1dfe 28 void sleep(void)
mbed_official 15:a81a8d6c1dfe 29 {
mbed_official 18:da299f395b9e 30 #if (SAMD21) || (SAMR21)
mbed_official 15:a81a8d6c1dfe 31 system_set_sleepmode(SYSTEM_SLEEPMODE_IDLE_2);
mbed_official 18:da299f395b9e 32 #elif (SAML21)
mbed_official 18:da299f395b9e 33 system_set_sleepmode(SYSTEM_SLEEPMODE_IDLE);
mbed_official 18:da299f395b9e 34 #endif
mbed_official 15:a81a8d6c1dfe 35 system_sleep();
mbed_official 15:a81a8d6c1dfe 36 }
mbed_official 15:a81a8d6c1dfe 37
mbed_official 15:a81a8d6c1dfe 38 /** Send the device to deep sleep
mbed_official 15:a81a8d6c1dfe 39 *
mbed_official 15:a81a8d6c1dfe 40 * This processor is setup ready for deep sleep, and sent to sleep using __WFI(). This mode
mbed_official 15:a81a8d6c1dfe 41 * has the same sleep features as sleep plus it powers down peripherals and clocks. All state
mbed_official 15:a81a8d6c1dfe 42 * is still maintained.
mbed_official 15:a81a8d6c1dfe 43 * @param[void] void
mbed_official 15:a81a8d6c1dfe 44 * @return void
mbed_official 15:a81a8d6c1dfe 45 */
mbed_official 15:a81a8d6c1dfe 46 void deepsleep(void)
mbed_official 15:a81a8d6c1dfe 47 {
mbed_official 15:a81a8d6c1dfe 48 system_set_sleepmode(SYSTEM_SLEEPMODE_STANDBY);
mbed_official 15:a81a8d6c1dfe 49 system_sleep();
mbed_official 64:41a834223ea3 50 }