Nicolas Borla / Mbed OS ROME2_Robot_Firmware

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mbed-os/targets/TARGET_Atmel/TARGET_SAM_CortexM0P/sleep_api.c@0:4beb2ea291ec, 2020-03-16 (annotated)

Committer:
boro
Date:
Mon Mar 16 13:12:31 2020 +0000
Revision:
0:4beb2ea291ec
a

Who changed what in which revision?

UserRevisionLine numberNew contents of line
boro 0:4beb2ea291ec 1 /* mbed Microcontroller Library
boro 0:4beb2ea291ec 2 * Copyright (c) 2006-2015 ARM Limited
boro 0:4beb2ea291ec 3 *
boro 0:4beb2ea291ec 4 * Licensed under the Apache License, Version 2.0 (the "License");
boro 0:4beb2ea291ec 5 * you may not use this file except in compliance with the License.
boro 0:4beb2ea291ec 6 * You may obtain a copy of the License at
boro 0:4beb2ea291ec 7 *
boro 0:4beb2ea291ec 8 * http://www.apache.org/licenses/LICENSE-2.0
boro 0:4beb2ea291ec 9 *
boro 0:4beb2ea291ec 10 * Unless required by applicable law or agreed to in writing, software
boro 0:4beb2ea291ec 11 * distributed under the License is distributed on an "AS IS" BASIS,
boro 0:4beb2ea291ec 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
boro 0:4beb2ea291ec 13 * See the License for the specific language governing permissions and
boro 0:4beb2ea291ec 14 * limitations under the License.
boro 0:4beb2ea291ec 15 */
boro 0:4beb2ea291ec 16 #include "mbed_assert.h"
boro 0:4beb2ea291ec 17 #include "sleep_api.h"
boro 0:4beb2ea291ec 18
boro 0:4beb2ea291ec 19 #include "power.h"
boro 0:4beb2ea291ec 20
boro 0:4beb2ea291ec 21 /** Send the device to sleep
boro 0:4beb2ea291ec 22 *
boro 0:4beb2ea291ec 23 * The processor is setup ready for sleep, and sent to sleep using __WFI(). In this mode, the
boro 0:4beb2ea291ec 24 * system clock to the core is stopped until a reset or an interrupt occurs.
boro 0:4beb2ea291ec 25 * @param[void] void
boro 0:4beb2ea291ec 26 * @return void
boro 0:4beb2ea291ec 27 */
boro 0:4beb2ea291ec 28 void hal_sleep(void)
boro 0:4beb2ea291ec 29 {
boro 0:4beb2ea291ec 30 #if (SAMD21) || (SAMR21)
boro 0:4beb2ea291ec 31 system_set_sleepmode(SYSTEM_SLEEPMODE_IDLE_2);
boro 0:4beb2ea291ec 32 #elif (SAML21)
boro 0:4beb2ea291ec 33 system_set_sleepmode(SYSTEM_SLEEPMODE_IDLE);
boro 0:4beb2ea291ec 34 #endif
boro 0:4beb2ea291ec 35 system_sleep();
boro 0:4beb2ea291ec 36 }
boro 0:4beb2ea291ec 37
boro 0:4beb2ea291ec 38 /** Send the device to deep sleep
boro 0:4beb2ea291ec 39 *
boro 0:4beb2ea291ec 40 * This processor is setup ready for deep sleep, and sent to sleep using __WFI(). This mode
boro 0:4beb2ea291ec 41 * has the same sleep features as sleep plus it powers down peripherals and clocks. All state
boro 0:4beb2ea291ec 42 * is still maintained.
boro 0:4beb2ea291ec 43 * @param[void] void
boro 0:4beb2ea291ec 44 * @return void
boro 0:4beb2ea291ec 45 */
boro 0:4beb2ea291ec 46 void hal_deepsleep(void)
boro 0:4beb2ea291ec 47 {
boro 0:4beb2ea291ec 48 system_set_sleepmode(SYSTEM_SLEEPMODE_STANDBY);
boro 0:4beb2ea291ec 49 system_sleep();
boro 0:4beb2ea291ec 50 }