初始化提交

2024-07-20 22:09:06 +08:00
commit c247dd07a6
6876 changed files with 2743096 additions and 0 deletions
--- a/arduino-cli/libraries/yfrobot/RtcDateTime.cpp
+++ b/arduino-cli/libraries/yfrobot/RtcDateTime.cpp
@@ -0,0 +1,111 @@
+
+#include <Arduino.h>
+#include "RtcDateTime.h"
+
+const uint8_t c_daysInMonth[] PROGMEM = { 31,28,31,30,31,30,31,31,30,31,30,31 };
+
+RtcDateTime::RtcDateTime(uint32_t secondsFrom2000)
+{
+    _initWithSecondsFrom2000<uint32_t>(secondsFrom2000);
+}
+
+
+uint8_t StringToUint8(const char* pString)
+{
+    uint8_t value = 0;
+
+    // skip leading 0 and spaces
+    while ('0' == *pString || *pString == ' ')
+    {
+        pString++;
+    }
+
+    // calculate number until we hit non-numeral char
+    while ('0' <= *pString && *pString <= '9')
+    {
+        value *= 10;
+        value += *pString - '0';
+        pString++;
+    }
+    return value;
+}
+
+RtcDateTime::RtcDateTime(const char* date, const char* time)
+{
+    // sample input: date = "Dec 26 2009", time = "12:34:56"
+    _yearFrom2000 = StringToUint8(date + 9);
+    // Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
+    switch (date[0])
+    {
+    case 'J':
+        if ( date[1] == 'a' )
+	        _month = 1;
+	    else if ( date[2] == 'n' )
+	        _month = 6;
+	    else
+	        _month = 7;
+        break;
+    case 'F':
+        _month = 2;
+        break;
+    case 'A':
+        _month = date[1] == 'p' ? 4 : 8;
+        break;
+    case 'M':
+        _month = date[2] == 'r' ? 3 : 5;
+        break;
+    case 'S':
+        _month = 9;
+        break;
+    case 'O':
+        _month = 10;
+        break;
+    case 'N':
+        _month = 11;
+        break;
+    case 'D':
+        _month = 12;
+        break;
+    }
+    _dayOfMonth = StringToUint8(date + 4);
+    _hour = StringToUint8(time);
+    _minute = StringToUint8(time + 3);
+    _second = StringToUint8(time + 6);
+}
+
+template <typename T> T DaysSinceFirstOfYear2000(uint16_t year, uint8_t month, uint8_t dayOfMonth)
+{
+    T days = dayOfMonth;
+    for (uint8_t indexMonth = 1; indexMonth < month; ++indexMonth)
+    {
+        days += pgm_read_byte(c_daysInMonth + indexMonth - 1);
+    }
+    if (month > 2 && year % 4 == 0)
+    {
+        days++;
+    }
+    return days + 365 * year + (year + 3) / 4 - 1;
+}
+
+template <typename T> T SecondsIn(T days, uint8_t hours, uint8_t minutes, uint8_t seconds)
+{
+    return ((days * 24L + hours) * 60 + minutes) * 60 + seconds;
+}
+
+uint8_t RtcDateTime::DayOfWeek() const
+{
+    uint16_t days = DaysSinceFirstOfYear2000<uint16_t>(_yearFrom2000, _month, _dayOfMonth);
+    return (days + 6) % 7; // Jan 1, 2000 is a Saturday, i.e. returns 6
+}
+
+uint32_t RtcDateTime::TotalSeconds() const
+{
+    uint16_t days = DaysSinceFirstOfYear2000<uint16_t>(_yearFrom2000, _month, _dayOfMonth);
+    return SecondsIn<uint32_t>(days, _hour, _minute, _second);
+}
+
+uint64_t RtcDateTime::TotalSeconds64() const
+{
+    uint32_t days = DaysSinceFirstOfYear2000<uint32_t>(_yearFrom2000, _month, _dayOfMonth);
+    return SecondsIn<uint64_t>(days, _hour, _minute, _second);
+}