Initial commit
mbed-dev-master/targets/TARGET_STM/rtc_api_hal.h@0:bb348c97df44, 2020-09-16 (annotated)
- Committer:
- lypinator
- Date:
- Wed Sep 16 01:11:49 2020 +0000
- Revision:
- 0:bb348c97df44
Added PWM
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
lypinator | 0:bb348c97df44 | 1 | /* mbed Microcontroller Library |
lypinator | 0:bb348c97df44 | 2 | ******************************************************************************* |
lypinator | 0:bb348c97df44 | 3 | * Copyright (c) 2018, STMicroelectronics |
lypinator | 0:bb348c97df44 | 4 | * All rights reserved. |
lypinator | 0:bb348c97df44 | 5 | * |
lypinator | 0:bb348c97df44 | 6 | * Redistribution and use in source and binary forms, with or without |
lypinator | 0:bb348c97df44 | 7 | * modification, are permitted provided that the following conditions are met: |
lypinator | 0:bb348c97df44 | 8 | * |
lypinator | 0:bb348c97df44 | 9 | * 1. Redistributions of source code must retain the above copyright notice, |
lypinator | 0:bb348c97df44 | 10 | * this list of conditions and the following disclaimer. |
lypinator | 0:bb348c97df44 | 11 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
lypinator | 0:bb348c97df44 | 12 | * this list of conditions and the following disclaimer in the documentation |
lypinator | 0:bb348c97df44 | 13 | * and/or other materials provided with the distribution. |
lypinator | 0:bb348c97df44 | 14 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
lypinator | 0:bb348c97df44 | 15 | * may be used to endorse or promote products derived from this software |
lypinator | 0:bb348c97df44 | 16 | * without specific prior written permission. |
lypinator | 0:bb348c97df44 | 17 | * |
lypinator | 0:bb348c97df44 | 18 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
lypinator | 0:bb348c97df44 | 19 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
lypinator | 0:bb348c97df44 | 20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
lypinator | 0:bb348c97df44 | 21 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
lypinator | 0:bb348c97df44 | 22 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
lypinator | 0:bb348c97df44 | 23 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
lypinator | 0:bb348c97df44 | 24 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
lypinator | 0:bb348c97df44 | 25 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
lypinator | 0:bb348c97df44 | 26 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
lypinator | 0:bb348c97df44 | 27 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
lypinator | 0:bb348c97df44 | 28 | ******************************************************************************* |
lypinator | 0:bb348c97df44 | 29 | */ |
lypinator | 0:bb348c97df44 | 30 | |
lypinator | 0:bb348c97df44 | 31 | #ifndef MBED_RTC_API_HAL_H |
lypinator | 0:bb348c97df44 | 32 | #define MBED_RTC_API_HAL_H |
lypinator | 0:bb348c97df44 | 33 | |
lypinator | 0:bb348c97df44 | 34 | #include "rtc_api.h" |
lypinator | 0:bb348c97df44 | 35 | #include "lp_ticker_api.h" |
lypinator | 0:bb348c97df44 | 36 | |
lypinator | 0:bb348c97df44 | 37 | #ifdef __cplusplus |
lypinator | 0:bb348c97df44 | 38 | extern "C" { |
lypinator | 0:bb348c97df44 | 39 | #endif |
lypinator | 0:bb348c97df44 | 40 | |
lypinator | 0:bb348c97df44 | 41 | #if MBED_CONF_TARGET_LSE_AVAILABLE |
lypinator | 0:bb348c97df44 | 42 | #define RTC_CLOCK LSE_VALUE |
lypinator | 0:bb348c97df44 | 43 | #else |
lypinator | 0:bb348c97df44 | 44 | #define RTC_CLOCK LSI_VALUE |
lypinator | 0:bb348c97df44 | 45 | #endif |
lypinator | 0:bb348c97df44 | 46 | |
lypinator | 0:bb348c97df44 | 47 | #if DEVICE_LPTICKER && !MBED_CONF_TARGET_LPTICKER_LPTIM |
lypinator | 0:bb348c97df44 | 48 | /* PREDIV_A : 7-bit asynchronous prescaler */ |
lypinator | 0:bb348c97df44 | 49 | /* PREDIV_A is set to set LPTICKER frequency to RTC_CLOCK/4 */ |
lypinator | 0:bb348c97df44 | 50 | #define PREDIV_A_VALUE 3 |
lypinator | 0:bb348c97df44 | 51 | |
lypinator | 0:bb348c97df44 | 52 | /** Read RTC counter with sub second precision |
lypinator | 0:bb348c97df44 | 53 | * |
lypinator | 0:bb348c97df44 | 54 | * @return LP ticker counter |
lypinator | 0:bb348c97df44 | 55 | */ |
lypinator | 0:bb348c97df44 | 56 | uint32_t rtc_read_lp(void); |
lypinator | 0:bb348c97df44 | 57 | |
lypinator | 0:bb348c97df44 | 58 | /** Program a wake up timer event |
lypinator | 0:bb348c97df44 | 59 | * |
lypinator | 0:bb348c97df44 | 60 | * @param timestamp: counter to set |
lypinator | 0:bb348c97df44 | 61 | */ |
lypinator | 0:bb348c97df44 | 62 | void rtc_set_wake_up_timer(timestamp_t timestamp); |
lypinator | 0:bb348c97df44 | 63 | |
lypinator | 0:bb348c97df44 | 64 | /** Call RTC Wake Up IT |
lypinator | 0:bb348c97df44 | 65 | */ |
lypinator | 0:bb348c97df44 | 66 | void rtc_fire_interrupt(void); |
lypinator | 0:bb348c97df44 | 67 | |
lypinator | 0:bb348c97df44 | 68 | /** Disable the wake up timer event. |
lypinator | 0:bb348c97df44 | 69 | * |
lypinator | 0:bb348c97df44 | 70 | * The wake up timer use auto reload, you have to deactivate it manually. |
lypinator | 0:bb348c97df44 | 71 | */ |
lypinator | 0:bb348c97df44 | 72 | void rtc_deactivate_wake_up_timer(void); |
lypinator | 0:bb348c97df44 | 73 | |
lypinator | 0:bb348c97df44 | 74 | #else /* DEVICE_LPTICKER && !MBED_CONF_TARGET_LPTICKER_LPTIM */ |
lypinator | 0:bb348c97df44 | 75 | |
lypinator | 0:bb348c97df44 | 76 | /* PREDIV_A : 7-bit asynchronous prescaler */ |
lypinator | 0:bb348c97df44 | 77 | /* PREDIV_A is set to the maximum value to improve the consumption */ |
lypinator | 0:bb348c97df44 | 78 | #define PREDIV_A_VALUE 127 |
lypinator | 0:bb348c97df44 | 79 | |
lypinator | 0:bb348c97df44 | 80 | #endif /* DEVICE_LPTICKER && !MBED_CONF_TARGET_LPTICKER_LPTIM */ |
lypinator | 0:bb348c97df44 | 81 | |
lypinator | 0:bb348c97df44 | 82 | /* PREDIV_S : 15-bit synchronous prescaler */ |
lypinator | 0:bb348c97df44 | 83 | /* PREDIV_S is set in order to get a 1 Hz clock */ |
lypinator | 0:bb348c97df44 | 84 | #define PREDIV_S_VALUE RTC_CLOCK / (PREDIV_A_VALUE + 1) - 1 |
lypinator | 0:bb348c97df44 | 85 | |
lypinator | 0:bb348c97df44 | 86 | /** Synchronise the RTC shadow registers. |
lypinator | 0:bb348c97df44 | 87 | * |
lypinator | 0:bb348c97df44 | 88 | * Must be called after a deepsleep. |
lypinator | 0:bb348c97df44 | 89 | */ |
lypinator | 0:bb348c97df44 | 90 | void rtc_synchronize(void); |
lypinator | 0:bb348c97df44 | 91 | |
lypinator | 0:bb348c97df44 | 92 | #ifdef __cplusplus |
lypinator | 0:bb348c97df44 | 93 | } |
lypinator | 0:bb348c97df44 | 94 | #endif |
lypinator | 0:bb348c97df44 | 95 | |
lypinator | 0:bb348c97df44 | 96 | #endif |