MacroRat / MouseCode

Mouse code for the MacroRat

Dependencies:   ITG3200 QEI

mbed-dev/targets/TARGET_Atmel/TARGET_SAM_CortexM4/rtc_api.c@18:6a4db94011d3, 2017-05-14 (annotated)

Committer:
sahilmgandhi
Date:
Sun May 14 23:18:57 2017 +0000
Revision:
18:6a4db94011d3
Publishing again

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sahilmgandhi 18:6a4db94011d3 1 /* mbed Microcontroller Library
sahilmgandhi 18:6a4db94011d3 2 * Copyright (c) 2006-2015 ARM Limited
sahilmgandhi 18:6a4db94011d3 3 *
sahilmgandhi 18:6a4db94011d3 4 * Licensed under the Apache License, Version 2.0 (the "License");
sahilmgandhi 18:6a4db94011d3 5 * you may not use this file except in compliance with the License.
sahilmgandhi 18:6a4db94011d3 6 * You may obtain a copy of the License at
sahilmgandhi 18:6a4db94011d3 7 *
sahilmgandhi 18:6a4db94011d3 8 * http://www.apache.org/licenses/LICENSE-2.0
sahilmgandhi 18:6a4db94011d3 9 *
sahilmgandhi 18:6a4db94011d3 10 * Unless required by applicable law or agreed to in writing, software
sahilmgandhi 18:6a4db94011d3 11 * distributed under the License is distributed on an "AS IS" BASIS,
sahilmgandhi 18:6a4db94011d3 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
sahilmgandhi 18:6a4db94011d3 13 * See the License for the specific language governing permissions and
sahilmgandhi 18:6a4db94011d3 14 * limitations under the License.
sahilmgandhi 18:6a4db94011d3 15 */
sahilmgandhi 18:6a4db94011d3 16 #include "mbed_assert.h"
sahilmgandhi 18:6a4db94011d3 17 #include "rtc_api.h"
sahilmgandhi 18:6a4db94011d3 18 #include "cmsis.h"
sahilmgandhi 18:6a4db94011d3 19 #include "sysclk.h"
sahilmgandhi 18:6a4db94011d3 20 #include "rtc.h"
sahilmgandhi 18:6a4db94011d3 21
sahilmgandhi 18:6a4db94011d3 22 static int rtc_inited = 0;
sahilmgandhi 18:6a4db94011d3 23
sahilmgandhi 18:6a4db94011d3 24 extern uint8_t g_sys_init;
sahilmgandhi 18:6a4db94011d3 25
sahilmgandhi 18:6a4db94011d3 26 void rtc_init(void)
sahilmgandhi 18:6a4db94011d3 27 {
sahilmgandhi 18:6a4db94011d3 28 if (g_sys_init == 0) {
sahilmgandhi 18:6a4db94011d3 29 sysclk_init();
sahilmgandhi 18:6a4db94011d3 30 system_board_init();
sahilmgandhi 18:6a4db94011d3 31 g_sys_init = 1;
sahilmgandhi 18:6a4db94011d3 32 }
sahilmgandhi 18:6a4db94011d3 33 /* Default RTC configuration, 24-hour mode */
sahilmgandhi 18:6a4db94011d3 34 rtc_set_hour_mode(RTC, 0);
sahilmgandhi 18:6a4db94011d3 35 rtc_inited = 1;
sahilmgandhi 18:6a4db94011d3 36 }
sahilmgandhi 18:6a4db94011d3 37
sahilmgandhi 18:6a4db94011d3 38 void rtc_free(void)
sahilmgandhi 18:6a4db94011d3 39 {
sahilmgandhi 18:6a4db94011d3 40 /*This is a free running peripheral and cannot be disabled*/
sahilmgandhi 18:6a4db94011d3 41 rtc_inited = 0;
sahilmgandhi 18:6a4db94011d3 42 }
sahilmgandhi 18:6a4db94011d3 43
sahilmgandhi 18:6a4db94011d3 44
sahilmgandhi 18:6a4db94011d3 45 int rtc_isenabled(void)
sahilmgandhi 18:6a4db94011d3 46 {
sahilmgandhi 18:6a4db94011d3 47 return rtc_inited;
sahilmgandhi 18:6a4db94011d3 48 }
sahilmgandhi 18:6a4db94011d3 49
sahilmgandhi 18:6a4db94011d3 50
sahilmgandhi 18:6a4db94011d3 51 time_t rtc_read(void)
sahilmgandhi 18:6a4db94011d3 52 {
sahilmgandhi 18:6a4db94011d3 53 if (!rtc_inited) {
sahilmgandhi 18:6a4db94011d3 54 /* Return invalid time for now! */
sahilmgandhi 18:6a4db94011d3 55 return 0;
sahilmgandhi 18:6a4db94011d3 56 }
sahilmgandhi 18:6a4db94011d3 57 struct tm timeinfo;
sahilmgandhi 18:6a4db94011d3 58 uint32_t ul_hour, ul_minute, ul_second;
sahilmgandhi 18:6a4db94011d3 59 uint32_t ul_year, ul_month, ul_day, ul_week;
sahilmgandhi 18:6a4db94011d3 60
sahilmgandhi 18:6a4db94011d3 61 rtc_get_time(RTC, &ul_hour, &ul_minute, &ul_second);
sahilmgandhi 18:6a4db94011d3 62 rtc_get_date(RTC, &ul_year, &ul_month, &ul_day, &ul_week);
sahilmgandhi 18:6a4db94011d3 63
sahilmgandhi 18:6a4db94011d3 64 timeinfo.tm_sec = ul_second;
sahilmgandhi 18:6a4db94011d3 65 timeinfo.tm_min = ul_minute;
sahilmgandhi 18:6a4db94011d3 66 timeinfo.tm_hour = ul_hour;
sahilmgandhi 18:6a4db94011d3 67 timeinfo.tm_mday = ul_day;
sahilmgandhi 18:6a4db94011d3 68 timeinfo.tm_wday = ul_week;
sahilmgandhi 18:6a4db94011d3 69 timeinfo.tm_mon = ul_month;
sahilmgandhi 18:6a4db94011d3 70 timeinfo.tm_year = (ul_year - 1900);
sahilmgandhi 18:6a4db94011d3 71
sahilmgandhi 18:6a4db94011d3 72 /* Convert to timestamp */
sahilmgandhi 18:6a4db94011d3 73 time_t t = mktime(&timeinfo);
sahilmgandhi 18:6a4db94011d3 74 return t;
sahilmgandhi 18:6a4db94011d3 75 }
sahilmgandhi 18:6a4db94011d3 76
sahilmgandhi 18:6a4db94011d3 77 void rtc_write(time_t t)
sahilmgandhi 18:6a4db94011d3 78 {
sahilmgandhi 18:6a4db94011d3 79 if (!rtc_inited) {
sahilmgandhi 18:6a4db94011d3 80 /* Initialize the RTC is not yet initialized */
sahilmgandhi 18:6a4db94011d3 81 rtc_init();
sahilmgandhi 18:6a4db94011d3 82 }
sahilmgandhi 18:6a4db94011d3 83 struct tm *timeinfo = localtime(&t);
sahilmgandhi 18:6a4db94011d3 84 uint32_t ul_hour, ul_minute, ul_second;
sahilmgandhi 18:6a4db94011d3 85 uint32_t ul_year, ul_month, ul_day, ul_week;
sahilmgandhi 18:6a4db94011d3 86
sahilmgandhi 18:6a4db94011d3 87 ul_second = timeinfo->tm_sec;
sahilmgandhi 18:6a4db94011d3 88 ul_minute = timeinfo->tm_min;
sahilmgandhi 18:6a4db94011d3 89 ul_hour = timeinfo->tm_hour;
sahilmgandhi 18:6a4db94011d3 90 ul_day = timeinfo->tm_mday;
sahilmgandhi 18:6a4db94011d3 91 ul_week = timeinfo->tm_wday;
sahilmgandhi 18:6a4db94011d3 92 ul_month = timeinfo->tm_mon;
sahilmgandhi 18:6a4db94011d3 93 ul_year = timeinfo->tm_year;
sahilmgandhi 18:6a4db94011d3 94
sahilmgandhi 18:6a4db94011d3 95 /* Set the RTC */
sahilmgandhi 18:6a4db94011d3 96 rtc_set_time(RTC, ul_hour, ul_minute, ul_second);
sahilmgandhi 18:6a4db94011d3 97 rtc_set_date(RTC, ul_year, ul_month, ul_day, ul_week);
sahilmgandhi 18:6a4db94011d3 98 }