at91m55800a_rtc.html

AT91M5800a例子

<tr><td align="CENTER" bgcolor="#FFFFCC">4</td><td align="CENTER"><a name="RTC_CALEV"></a><b>RTC_CALEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_CALEV">AT91C_RTC_CALEV</a></font></td><td><b>Calendar event</b><br>0 = No calendar event has occurred since the last clear.<br>1 = At least one calendar event has occurred since the last clear.<br>The calendar event is selected in the CALEVSEL field in RTC_CTRL and can be any one of the following events: week change, month change, year change.s</td></tr>
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<a name="RTC_SCR"></a><h4><a href="#RTC">RTC</a>: <i><a href="AT91M55800A_h.html#AT91_REG">AT91_REG</a></i> RTC_SCR  <i>Status Clear Register</i></h4><ul><null><font size="-2"><li><b>RTC</b> <i><a href="AT91M55800A_h.html#AT91C_RTC_SCR">AT91C_RTC_SCR</a></i> 0xFFFB801C</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">0</td><td align="CENTER"><a name="RTC_ACKUPD"></a><b>RTC_ACKUPD</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_ACKUPD">AT91C_RTC_ACKUPD</a></font></td><td><b>Acknowledge for Update</b><br>0 = Time and Calendar registers cannot be updated.<br>1 = Time and Calendar registers can be updated.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">1</td><td align="CENTER"><a name="RTC_ALARM"></a><b>RTC_ALARM</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_ALARM">AT91C_RTC_ALARM</a></font></td><td><b>Alarm Flag</b><br>0 = No alarm matching condition occurred.<br>1 = An alarm matching condition has occurred.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">2</td><td align="CENTER"><a name="RTC_SECEV"></a><b>RTC_SECEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_SECEV">AT91C_RTC_SECEV</a></font></td><td><b>Second Event</b><br>0 = No second event has occurred since the last clear.<br>1 = At least one second event has occurred since the last clear.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">3</td><td align="CENTER"><a name="RTC_TIMEV"></a><b>RTC_TIMEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_TIMEV">AT91C_RTC_TIMEV</a></font></td><td><b>Time Event</b><br>0 = No time event has occurred since the last clear.<br>1 = At least one time event has occurred since the last clear.<br>The time event is selected in the TIMEVSEL field in RTC_CTRL (Control Register) and can be any one of the following events: minute change, hour change, noon, midnight (day change).</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">4</td><td align="CENTER"><a name="RTC_CALEV"></a><b>RTC_CALEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_CALEV">AT91C_RTC_CALEV</a></font></td><td><b>Calendar event</b><br>0 = No calendar event has occurred since the last clear.<br>1 = At least one calendar event has occurred since the last clear.<br>The calendar event is selected in the CALEVSEL field in RTC_CTRL and can be any one of the following events: week change, month change, year change.s</td></tr>
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<a name="RTC_IER"></a><h4><a href="#RTC">RTC</a>: <i><a href="AT91M55800A_h.html#AT91_REG">AT91_REG</a></i> RTC_IER  <i>Interrupt Enable Register</i></h4><ul><null><font size="-2"><li><b>RTC</b> <i><a href="AT91M55800A_h.html#AT91C_RTC_IER">AT91C_RTC_IER</a></i> 0xFFFB8020</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">0</td><td align="CENTER"><a name="RTC_ACKUPD"></a><b>RTC_ACKUPD</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_ACKUPD">AT91C_RTC_ACKUPD</a></font></td><td><b>Acknowledge for Update</b><br>0 = Time and Calendar registers cannot be updated.<br>1 = Time and Calendar registers can be updated.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">1</td><td align="CENTER"><a name="RTC_ALARM"></a><b>RTC_ALARM</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_ALARM">AT91C_RTC_ALARM</a></font></td><td><b>Alarm Flag</b><br>0 = No alarm matching condition occurred.<br>1 = An alarm matching condition has occurred.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">2</td><td align="CENTER"><a name="RTC_SECEV"></a><b>RTC_SECEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_SECEV">AT91C_RTC_SECEV</a></font></td><td><b>Second Event</b><br>0 = No second event has occurred since the last clear.<br>1 = At least one second event has occurred since the last clear.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">3</td><td align="CENTER"><a name="RTC_TIMEV"></a><b>RTC_TIMEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_TIMEV">AT91C_RTC_TIMEV</a></font></td><td><b>Time Event</b><br>0 = No time event has occurred since the last clear.<br>1 = At least one time event has occurred since the last clear.<br>The time event is selected in the TIMEVSEL field in RTC_CTRL (Control Register) and can be any one of the following events: minute change, hour change, noon, midnight (day change).</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">4</td><td align="CENTER"><a name="RTC_CALEV"></a><b>RTC_CALEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_CALEV">AT91C_RTC_CALEV</a></font></td><td><b>Calendar event</b><br>0 = No calendar event has occurred since the last clear.<br>1 = At least one calendar event has occurred since the last clear.<br>The calendar event is selected in the CALEVSEL field in RTC_CTRL and can be any one of the following events: week change, month change, year change.s</td></tr>
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<a name="RTC_IDR"></a><h4><a href="#RTC">RTC</a>: <i><a href="AT91M55800A_h.html#AT91_REG">AT91_REG</a></i> RTC_IDR  <i>Interrupt Disable Register</i></h4><ul><null><font size="-2"><li><b>RTC</b> <i><a href="AT91M55800A_h.html#AT91C_RTC_IDR">AT91C_RTC_IDR</a></i> 0xFFFB8024</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">0</td><td align="CENTER"><a name="RTC_ACKUPD"></a><b>RTC_ACKUPD</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_ACKUPD">AT91C_RTC_ACKUPD</a></font></td><td><b>Acknowledge for Update</b><br>0 = Time and Calendar registers cannot be updated.<br>1 = Time and Calendar registers can be updated.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">1</td><td align="CENTER"><a name="RTC_ALARM"></a><b>RTC_ALARM</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_ALARM">AT91C_RTC_ALARM</a></font></td><td><b>Alarm Flag</b><br>0 = No alarm matching condition occurred.<br>1 = An alarm matching condition has occurred.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">2</td><td align="CENTER"><a name="RTC_SECEV"></a><b>RTC_SECEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_SECEV">AT91C_RTC_SECEV</a></font></td><td><b>Second Event</b><br>0 = No second event has occurred since the last clear.<br>1 = At least one second event has occurred since the last clear.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">3</td><td align="CENTER"><a name="RTC_TIMEV"></a><b>RTC_TIMEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_TIMEV">AT91C_RTC_TIMEV</a></font></td><td><b>Time Event</b><br>0 = No time event has occurred since the last clear.<br>1 = At least one time event has occurred since the last clear.<br>The time event is selected in the TIMEVSEL field in RTC_CTRL (Control Register) and can be any one of the following events: minute change, hour change, noon, midnight (day change).</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">4</td><td align="CENTER"><a name="RTC_CALEV"></a><b>RTC_CALEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_CALEV">AT91C_RTC_CALEV</a></font></td><td><b>Calendar event</b><br>0 = No calendar event has occurred since the last clear.<br>1 = At least one calendar event has occurred since the last clear.<br>The calendar event is selected in the CALEVSEL field in RTC_CTRL and can be any one of the following events: week change, month change, year change.s</td></tr>
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<a name="RTC_IMR"></a><h4><a href="#RTC">RTC</a>: <i><a href="AT91M55800A_h.html#AT91_REG">AT91_REG</a></i> RTC_IMR  <i>Interrupt Mask Register</i></h4><ul><null><font size="-2"><li><b>RTC</b> <i><a href="AT91M55800A_h.html#AT91C_RTC_IMR">AT91C_RTC_IMR</a></i> 0xFFFB8028</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">0</td><td align="CENTER"><a name="RTC_ACKUPD"></a><b>RTC_ACKUPD</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_ACKUPD">AT91C_RTC_ACKUPD</a></font></td><td><b>Acknowledge for Update</b><br>0 = Time and Calendar registers cannot be updated.<br>1 = Time and Calendar registers can be updated.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">1</td><td align="CENTER"><a name="RTC_ALARM"></a><b>RTC_ALARM</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_ALARM">AT91C_RTC_ALARM</a></font></td><td><b>Alarm Flag</b><br>0 = No alarm matching condition occurred.<br>1 = An alarm matching condition has occurred.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">2</td><td align="CENTER"><a name="RTC_SECEV"></a><b>RTC_SECEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_SECEV">AT91C_RTC_SECEV</a></font></td><td><b>Second Event</b><br>0 = No second event has occurred since the last clear.<br>1 = At least one second event has occurred since the last clear.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">3</td><td align="CENTER"><a name="RTC_TIMEV"></a><b>RTC_TIMEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_TIMEV">AT91C_RTC_TIMEV</a></font></td><td><b>Time Event</b><br>0 = No time event has occurred since the last clear.<br>1 = At least one time event has occurred since the last clear.<br>The time event is selected in the TIMEVSEL field in RTC_CTRL (Control Register) and can be any one of the following events: minute change, hour change, noon, midnight (day change).</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">4</td><td align="CENTER"><a name="RTC_CALEV"></a><b>RTC_CALEV</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_CALEV">AT91C_RTC_CALEV</a></font></td><td><b>Calendar event</b><br>0 = No calendar event has occurred since the last clear.<br>1 = At least one calendar event has occurred since the last clear.<br>The calendar event is selected in the CALEVSEL field in RTC_CTRL and can be any one of the following events: week change, month change, year change.s</td></tr>
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<a name="RTC_VER"></a><h4><a href="#RTC">RTC</a>: <i><a href="AT91M55800A_h.html#AT91_REG">AT91_REG</a></i> RTC_VER  <i>Valid Entry Register</i></h4><ul><null><font size="-2"><li><b>RTC</b> <i><a href="AT91M55800A_h.html#AT91C_RTC_VER">AT91C_RTC_VER</a></i> 0xFFFB802C</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">0</td><td align="CENTER"><a name="RTC_NVT"></a><b>RTC_NVT</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_NVT">AT91C_RTC_NVT</a></font></td><td><b>Non valid Time</b><br>0 = No invalid data has been detected in RTC_TIMR (Time Register).<br>1 = RTC_TIMR has contained invalid data since it was last programmed.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">1</td><td align="CENTER"><a name="RTC_NVC"></a><b>RTC_NVC</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_NVC">AT91C_RTC_NVC</a></font></td><td><b>Non valid Calendar</b><br>0 = No invalid data has been detected in RTC_CALR (Calendar Register).<br>1 = RTC_CALR has contained invalid data since it was last programmed.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">2</td><td align="CENTER"><a name="RTC_NVTAL"></a><b>RTC_NVTAL</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_NVTAL">AT91C_RTC_NVTAL</a></font></td><td><b>Non valid time Alarm</b><br>0 = No invalid data has been detected in RTC_TAR (Time Alarm Register).<br>1 = RTC_TAR has contained invalid data since it was last programmed.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">3</td><td align="CENTER"><a name="RTC_NVCAL"></a><b>RTC_NVCAL</b><font size="-2"><br><a href="AT91M55800A_h.html#AT91C_RTC_NVCAL">AT91C_RTC_NVCAL</a></font></td><td><b>Nonvalid Calendar Alarm</b><br>0 = No invalid data has been detected in RTC_CAR (Calendar Alarm Register).<br>1 = RTC_CAR has contained invalid data since it was last programmed.</td></tr>
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