added prescaler for 16 bit pwm in LPC1347 target
Fork of mbed-dev by
targets/hal/TARGET_Atmel/TARGET_SAM_CortexM4/sleep_api.c@147:ba84b7dc41a7, 2016-09-10 (annotated)
- Committer:
- JojoS
- Date:
- Sat Sep 10 15:32:04 2016 +0000
- Revision:
- 147:ba84b7dc41a7
- Parent:
- 107:414e9c822e99
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?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 107:414e9c822e99 | 1 | /* mbed Microcontroller Library |
mbed_official | 107:414e9c822e99 | 2 | * Copyright (c) 2006-2015 ARM Limited |
mbed_official | 107:414e9c822e99 | 3 | * |
mbed_official | 107:414e9c822e99 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
mbed_official | 107:414e9c822e99 | 5 | * you may not use this file except in compliance with the License. |
mbed_official | 107:414e9c822e99 | 6 | * You may obtain a copy of the License at |
mbed_official | 107:414e9c822e99 | 7 | * |
mbed_official | 107:414e9c822e99 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
mbed_official | 107:414e9c822e99 | 9 | * |
mbed_official | 107:414e9c822e99 | 10 | * Unless required by applicable law or agreed to in writing, software |
mbed_official | 107:414e9c822e99 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
mbed_official | 107:414e9c822e99 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mbed_official | 107:414e9c822e99 | 13 | * See the License for the specific language governing permissions and |
mbed_official | 107:414e9c822e99 | 14 | * limitations under the License. |
mbed_official | 107:414e9c822e99 | 15 | */ |
mbed_official | 107:414e9c822e99 | 16 | #include "mbed_assert.h" |
mbed_official | 107:414e9c822e99 | 17 | #include "sleep_api.h" |
mbed_official | 107:414e9c822e99 | 18 | #include "sleepmgr.h" |
mbed_official | 107:414e9c822e99 | 19 | |
mbed_official | 107:414e9c822e99 | 20 | /** Send the device to sleep |
mbed_official | 107:414e9c822e99 | 21 | * |
mbed_official | 107:414e9c822e99 | 22 | * The processor is setup ready for sleep, and sent to sleep using __WFI(). In this mode, the |
mbed_official | 107:414e9c822e99 | 23 | * system clock to the core is stopped until a reset or an interrupt occurs. |
mbed_official | 107:414e9c822e99 | 24 | * @param[void] void |
mbed_official | 107:414e9c822e99 | 25 | * @return void |
mbed_official | 107:414e9c822e99 | 26 | */ |
mbed_official | 107:414e9c822e99 | 27 | void sleep(void) |
mbed_official | 107:414e9c822e99 | 28 | { |
mbed_official | 107:414e9c822e99 | 29 | enum sleepmgr_mode sleep_mode; |
mbed_official | 107:414e9c822e99 | 30 | |
mbed_official | 107:414e9c822e99 | 31 | sleep_mode = SLEEPMGR_SLEEP_WFI; |
mbed_official | 107:414e9c822e99 | 32 | sleepmgr_sleep(sleep_mode); |
mbed_official | 107:414e9c822e99 | 33 | |
mbed_official | 107:414e9c822e99 | 34 | } |
mbed_official | 107:414e9c822e99 | 35 | /** Send the device to deep sleep |
mbed_official | 107:414e9c822e99 | 36 | * |
mbed_official | 107:414e9c822e99 | 37 | * This processor is setup ready for deep sleep, and sent to sleep using __WFI(). This mode |
mbed_official | 107:414e9c822e99 | 38 | * has the same sleep features as sleep plus it powers down peripherals and clocks. All state |
mbed_official | 107:414e9c822e99 | 39 | * is still maintained. |
mbed_official | 107:414e9c822e99 | 40 | * @param[void] void |
mbed_official | 107:414e9c822e99 | 41 | * @return void |
mbed_official | 107:414e9c822e99 | 42 | */ |
mbed_official | 107:414e9c822e99 | 43 | void deepsleep(void) |
mbed_official | 107:414e9c822e99 | 44 | { |
mbed_official | 107:414e9c822e99 | 45 | enum sleepmgr_mode sleep_mode; |
mbed_official | 107:414e9c822e99 | 46 | |
mbed_official | 107:414e9c822e99 | 47 | sleep_mode = SLEEPMGR_SLEEP_WFE; |
mbed_official | 107:414e9c822e99 | 48 | sleepmgr_sleep(sleep_mode); |
mbed_official | 107:414e9c822e99 | 49 | } |