anyThing Connected Team / mbed-dev

mbed library sources. Supersedes mbed-src.

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Fork of mbed-dev by mbed official

targets/TARGET_NORDIC/TARGET_NRF5/common_rtc.h@180:d79f997829d6, 2017-12-18 (annotated)

Committer:
Anythingconnected
Date:
Mon Dec 18 10:14:27 2017 +0000
Revision:
180:d79f997829d6
Parent:
149:156823d33999 
Getting byte by byte read to work

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 144:ef7eb2e8f9f7 1 /* mbed Microcontroller Library
<> 144:ef7eb2e8f9f7 2 * Copyright (c) 2015 ARM Limited
<> 144:ef7eb2e8f9f7 3 *
<> 144:ef7eb2e8f9f7 4 * Licensed under the Apache License, Version 2.0 (the "License");
<> 144:ef7eb2e8f9f7 5 * you may not use this file except in compliance with the License.
<> 144:ef7eb2e8f9f7 6 * You may obtain a copy of the License at
<> 144:ef7eb2e8f9f7 7 *
<> 144:ef7eb2e8f9f7 8 * http://www.apache.org/licenses/LICENSE-2.0
<> 144:ef7eb2e8f9f7 9 *
<> 144:ef7eb2e8f9f7 10 * Unless required by applicable law or agreed to in writing, software
<> 144:ef7eb2e8f9f7 11 * distributed under the License is distributed on an "AS IS" BASIS,
<> 144:ef7eb2e8f9f7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<> 144:ef7eb2e8f9f7 13 * See the License for the specific language governing permissions and
<> 144:ef7eb2e8f9f7 14 * limitations under the License.
<> 144:ef7eb2e8f9f7 15 */
<> 144:ef7eb2e8f9f7 16
<> 144:ef7eb2e8f9f7 17 #ifndef COMMON_RTC_H
<> 144:ef7eb2e8f9f7 18 #define COMMON_RTC_H
<> 144:ef7eb2e8f9f7 19
<> 144:ef7eb2e8f9f7 20 #include "nrf_rtc.h"
<> 144:ef7eb2e8f9f7 21
<> 144:ef7eb2e8f9f7 22 #define RTC_COUNTER_BITS 24u
<> 144:ef7eb2e8f9f7 23
<> 144:ef7eb2e8f9f7 24 // Instance 0 is reserved for SoftDevice.
<> 144:ef7eb2e8f9f7 25 // Instance 1 is used as a common one for us_ticker, lp_ticker and (in case
<> 144:ef7eb2e8f9f7 26 // of NRF51) as an alternative tick source for RTOS.
<> 144:ef7eb2e8f9f7 27 // ["us_ticker.c" uses hard coded addresses of the 'NRF_RTC1->EVENT_COMPARE[1]'
<> 144:ef7eb2e8f9f7 28 // register in inline assembly implementations of COMMON_RTC_IRQ_HANDLER,
<> 144:ef7eb2e8f9f7 29 // please remember to update those in case of doing changes here]
<> 144:ef7eb2e8f9f7 30 #define COMMON_RTC_INSTANCE NRF_RTC1
<> 144:ef7eb2e8f9f7 31 #define COMMON_RTC_IRQ_HANDLER RTC1_IRQHandler
<> 144:ef7eb2e8f9f7 32 #define US_TICKER_CC_CHANNEL 0
<> 144:ef7eb2e8f9f7 33 #define OS_TICK_CC_CHANNEL 1
<> 144:ef7eb2e8f9f7 34 #define LP_TICKER_CC_CHANNEL 2
<> 144:ef7eb2e8f9f7 35
<> 144:ef7eb2e8f9f7 36 #define COMMON_RTC_EVENT_COMPARE(channel) \
<> 144:ef7eb2e8f9f7 37 CONCAT_2(NRF_RTC_EVENT_COMPARE_, channel)
<> 144:ef7eb2e8f9f7 38 #define COMMON_RTC_INT_COMPARE_MASK(channel) \
<> 144:ef7eb2e8f9f7 39 CONCAT_3(NRF_RTC_INT_COMPARE, channel, _MASK)
<> 144:ef7eb2e8f9f7 40
<> 144:ef7eb2e8f9f7 41 #define US_TICKER_EVENT COMMON_RTC_EVENT_COMPARE(US_TICKER_CC_CHANNEL)
<> 144:ef7eb2e8f9f7 42 #define US_TICKER_INT_MASK COMMON_RTC_INT_COMPARE_MASK(US_TICKER_CC_CHANNEL)
<> 144:ef7eb2e8f9f7 43 #define OS_TICK_EVENT COMMON_RTC_EVENT_COMPARE(OS_TICK_CC_CHANNEL)
<> 144:ef7eb2e8f9f7 44 #define OS_TICK_INT_MASK COMMON_RTC_INT_COMPARE_MASK(OS_TICK_CC_CHANNEL)
<> 144:ef7eb2e8f9f7 45 #define LP_TICKER_EVENT COMMON_RTC_EVENT_COMPARE(LP_TICKER_CC_CHANNEL)
<> 144:ef7eb2e8f9f7 46 #define LP_TICKER_INT_MASK COMMON_RTC_INT_COMPARE_MASK(LP_TICKER_CC_CHANNEL)
<> 144:ef7eb2e8f9f7 47
<> 144:ef7eb2e8f9f7 48 extern bool m_common_rtc_enabled;
<> 144:ef7eb2e8f9f7 49 extern uint32_t volatile m_common_rtc_overflows;
<> 144:ef7eb2e8f9f7 50
<> 144:ef7eb2e8f9f7 51 void common_rtc_init(void);
<> 144:ef7eb2e8f9f7 52 uint32_t common_rtc_32bit_ticks_get(void);
<> 144:ef7eb2e8f9f7 53 uint64_t common_rtc_64bit_us_get(void);
<> 144:ef7eb2e8f9f7 54 void common_rtc_set_interrupt(uint32_t us_timestamp, uint32_t cc_channel,
<> 144:ef7eb2e8f9f7 55 uint32_t int_mask);
<> 144:ef7eb2e8f9f7 56
<> 144:ef7eb2e8f9f7 57 #endif // COMMON_RTC_H