MacroRat / MouseCode

Mouse code for the MacroRat

Dependencies:   ITG3200 QEI

mbed-dev/targets/TARGET_NUVOTON/TARGET_NUC472/rtc_api.c@46:b156ef445742, 2017-06-03 (annotated)

Committer:
sahilmgandhi
Date:
Sat Jun 03 00:22:44 2017 +0000
Revision:
46:b156ef445742
Parent:
18:6a4db94011d3 
Final code for internal battlebot competition.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sahilmgandhi 18:6a4db94011d3 1 /* mbed Microcontroller Library
sahilmgandhi 18:6a4db94011d3 2 * Copyright (c) 2015-2016 Nuvoton
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
sahilmgandhi 18:6a4db94011d3 17 #include "rtc_api.h"
sahilmgandhi 18:6a4db94011d3 18
sahilmgandhi 18:6a4db94011d3 19 #if DEVICE_RTC
sahilmgandhi 18:6a4db94011d3 20
sahilmgandhi 18:6a4db94011d3 21 #include "mbed_wait_api.h"
sahilmgandhi 18:6a4db94011d3 22 #include "mbed_error.h"
sahilmgandhi 18:6a4db94011d3 23 #include "nu_modutil.h"
sahilmgandhi 18:6a4db94011d3 24 #include "nu_miscutil.h"
sahilmgandhi 18:6a4db94011d3 25
sahilmgandhi 18:6a4db94011d3 26 #define YEAR0 1900
sahilmgandhi 18:6a4db94011d3 27 //#define EPOCH_YR 1970
sahilmgandhi 18:6a4db94011d3 28 static int rtc_inited = 0;
sahilmgandhi 18:6a4db94011d3 29
sahilmgandhi 18:6a4db94011d3 30 static const struct nu_modinit_s rtc_modinit = {RTC_0, RTC_MODULE, 0, 0, 0, RTC_IRQn, NULL};
sahilmgandhi 18:6a4db94011d3 31
sahilmgandhi 18:6a4db94011d3 32 void rtc_init(void)
sahilmgandhi 18:6a4db94011d3 33 {
sahilmgandhi 18:6a4db94011d3 34 if (rtc_inited) {
sahilmgandhi 18:6a4db94011d3 35 return;
sahilmgandhi 18:6a4db94011d3 36 }
sahilmgandhi 18:6a4db94011d3 37 rtc_inited = 1;
sahilmgandhi 18:6a4db94011d3 38
sahilmgandhi 18:6a4db94011d3 39 // Enable IP clock
sahilmgandhi 18:6a4db94011d3 40 CLK_EnableModuleClock(rtc_modinit.clkidx);
sahilmgandhi 18:6a4db94011d3 41
sahilmgandhi 18:6a4db94011d3 42 RTC_Open(NULL);
sahilmgandhi 18:6a4db94011d3 43 }
sahilmgandhi 18:6a4db94011d3 44
sahilmgandhi 18:6a4db94011d3 45 void rtc_free(void)
sahilmgandhi 18:6a4db94011d3 46 {
sahilmgandhi 18:6a4db94011d3 47 // FIXME
sahilmgandhi 18:6a4db94011d3 48 }
sahilmgandhi 18:6a4db94011d3 49
sahilmgandhi 18:6a4db94011d3 50 int rtc_isenabled(void)
sahilmgandhi 18:6a4db94011d3 51 {
sahilmgandhi 18:6a4db94011d3 52 return rtc_inited;
sahilmgandhi 18:6a4db94011d3 53 }
sahilmgandhi 18:6a4db94011d3 54
sahilmgandhi 18:6a4db94011d3 55 /*
sahilmgandhi 18:6a4db94011d3 56 struct tm
sahilmgandhi 18:6a4db94011d3 57 tm_sec seconds after the minute 0-61
sahilmgandhi 18:6a4db94011d3 58 tm_min minutes after the hour 0-59
sahilmgandhi 18:6a4db94011d3 59 tm_hour hours since midnight 0-23
sahilmgandhi 18:6a4db94011d3 60 tm_mday day of the month 1-31
sahilmgandhi 18:6a4db94011d3 61 tm_mon months since January 0-11
sahilmgandhi 18:6a4db94011d3 62 tm_year years since 1900
sahilmgandhi 18:6a4db94011d3 63 tm_wday days since Sunday 0-6
sahilmgandhi 18:6a4db94011d3 64 tm_yday days since January 1 0-365
sahilmgandhi 18:6a4db94011d3 65 tm_isdst Daylight Saving Time flag
sahilmgandhi 18:6a4db94011d3 66 */
sahilmgandhi 18:6a4db94011d3 67
sahilmgandhi 18:6a4db94011d3 68 time_t rtc_read(void)
sahilmgandhi 18:6a4db94011d3 69 {
sahilmgandhi 18:6a4db94011d3 70 if (! rtc_inited) {
sahilmgandhi 18:6a4db94011d3 71 rtc_init();
sahilmgandhi 18:6a4db94011d3 72 }
sahilmgandhi 18:6a4db94011d3 73
sahilmgandhi 18:6a4db94011d3 74 S_RTC_TIME_DATA_T rtc_datetime;
sahilmgandhi 18:6a4db94011d3 75 RTC_GetDateAndTime(&rtc_datetime);
sahilmgandhi 18:6a4db94011d3 76
sahilmgandhi 18:6a4db94011d3 77 struct tm timeinfo;
sahilmgandhi 18:6a4db94011d3 78
sahilmgandhi 18:6a4db94011d3 79 // Convert struct tm to S_RTC_TIME_DATA_T
sahilmgandhi 18:6a4db94011d3 80 timeinfo.tm_year = rtc_datetime.u32Year - YEAR0;
sahilmgandhi 18:6a4db94011d3 81 timeinfo.tm_mon = rtc_datetime.u32Month - 1;
sahilmgandhi 18:6a4db94011d3 82 timeinfo.tm_mday = rtc_datetime.u32Day;
sahilmgandhi 18:6a4db94011d3 83 timeinfo.tm_wday = rtc_datetime.u32DayOfWeek;
sahilmgandhi 18:6a4db94011d3 84 timeinfo.tm_hour = rtc_datetime.u32Hour;
sahilmgandhi 18:6a4db94011d3 85 timeinfo.tm_min = rtc_datetime.u32Minute;
sahilmgandhi 18:6a4db94011d3 86 timeinfo.tm_sec = rtc_datetime.u32Second;
sahilmgandhi 18:6a4db94011d3 87
sahilmgandhi 18:6a4db94011d3 88 // Convert to timestamp
sahilmgandhi 18:6a4db94011d3 89 time_t t = mktime(&timeinfo);
sahilmgandhi 18:6a4db94011d3 90
sahilmgandhi 18:6a4db94011d3 91 return t;
sahilmgandhi 18:6a4db94011d3 92 }
sahilmgandhi 18:6a4db94011d3 93
sahilmgandhi 18:6a4db94011d3 94 void rtc_write(time_t t)
sahilmgandhi 18:6a4db94011d3 95 {
sahilmgandhi 18:6a4db94011d3 96 if (! rtc_inited) {
sahilmgandhi 18:6a4db94011d3 97 rtc_init();
sahilmgandhi 18:6a4db94011d3 98 }
sahilmgandhi 18:6a4db94011d3 99
sahilmgandhi 18:6a4db94011d3 100 // Convert timestamp to struct tm
sahilmgandhi 18:6a4db94011d3 101 struct tm *timeinfo = localtime(&t);
sahilmgandhi 18:6a4db94011d3 102
sahilmgandhi 18:6a4db94011d3 103 S_RTC_TIME_DATA_T rtc_datetime;
sahilmgandhi 18:6a4db94011d3 104
sahilmgandhi 18:6a4db94011d3 105 // Convert S_RTC_TIME_DATA_T to struct tm
sahilmgandhi 18:6a4db94011d3 106 rtc_datetime.u32Year = timeinfo->tm_year + YEAR0;
sahilmgandhi 18:6a4db94011d3 107 rtc_datetime.u32Month = timeinfo->tm_mon + 1;
sahilmgandhi 18:6a4db94011d3 108 rtc_datetime.u32Day = timeinfo->tm_mday;
sahilmgandhi 18:6a4db94011d3 109 rtc_datetime.u32DayOfWeek = timeinfo->tm_wday;
sahilmgandhi 18:6a4db94011d3 110 rtc_datetime.u32Hour = timeinfo->tm_hour;
sahilmgandhi 18:6a4db94011d3 111 rtc_datetime.u32Minute = timeinfo->tm_min;
sahilmgandhi 18:6a4db94011d3 112 rtc_datetime.u32Second = timeinfo->tm_sec;
sahilmgandhi 18:6a4db94011d3 113 rtc_datetime.u32TimeScale = RTC_CLOCK_24;
sahilmgandhi 18:6a4db94011d3 114
sahilmgandhi 18:6a4db94011d3 115 // NOTE: Timing issue with write to RTC registers. This delay is empirical, not rational.
sahilmgandhi 18:6a4db94011d3 116 RTC_SetDateAndTime(&rtc_datetime);
sahilmgandhi 18:6a4db94011d3 117 //nu_nop(6000);
sahilmgandhi 18:6a4db94011d3 118 wait_us(100);
sahilmgandhi 18:6a4db94011d3 119 }
sahilmgandhi 18:6a4db94011d3 120
sahilmgandhi 18:6a4db94011d3 121 #endif