PC87413 datasheet(12/257 Pages) NSC

12 / 257 page

Table of Contents (Continued)

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Revision 1.2

8.2.11

Power-Up Detection .................................................................................................. 147

8.2.12

Oscillator Activity ....................................................................................................... 147

8.2.13

Interrupt Handling ...................................................................................................... 148

8.2.14

Battery-Backed RAMs and Registers ........................................................................ 148

8.3

RTC REGISTERS .................................................................................................................... 149

8.3.1

RTC Configuration Registers Structure ..................................................................... 149

8.3.2

RTC Runtime Register Map ...................................................................................... 150

8.3.3

Seconds Register (SEC) ........................................................................................... 150

8.3.4

Seconds Alarm Register (SECA) ............................................................................... 151

8.3.5

Minutes Register (MIN) .............................................................................................. 151

8.3.6

Minutes Alarm Register (MINA) ................................................................................. 151

8.3.7

Hours Register (HOR) ............................................................................................... 152

8.3.8

Hours Alarm Register (HORA) .................................................................................. 152

8.3.9

Day-of-Week Register (DOW) ................................................................................... 152

8.3.10

Date-of-Month Register (DOM) ................................................................................. 153

8.3.11

Month Register (MON) .............................................................................................. 153

8.3.12

Year Register (YER) .................................................................................................. 153

8.3.13

RTC Control Register A (CRA) .................................................................................. 154

8.3.14

RTC Control Register B (CRB) .................................................................................. 156

8.3.15

RTC Control Register C (CRC) ................................................................................. 157

8.3.16

RTC Control Register D (CRD) ................................................................................. 157

8.3.17

Date-of-Month Alarm Register (DOMA) ..................................................................... 158

8.3.18

Month Alarm Register (MONA) .................................................................................. 158

8.3.19

Century Register (CEN) ............................................................................................. 158

8.3.20

BCD and Binary Formats ........................................................................................... 159

8.4

USAGE HINTS ........................................................................................................................ 159

8.5

RTC REGISTER BITMAP ........................................................................................................ 160

8.6

RTC GENERAL-PURPOSE RAM MAP ................................................................................... 160

9.0

System Wake-Up Control (SWC)

9.1

OVERVIEW ............................................................................................................................. 161

9.2

FUNCTIONAL DESCRIPTION ................................................................................................ 162

9.2.1

External Events ......................................................................................................... 162

9.2.2

Internal Events ........................................................................................................... 166

9.2.3

Sleep States .............................................................................................................. 167

9.2.4

Interrupt Signals ........................................................................................................ 168

9.2.5

Power Management Signals ...................................................................................... 169

9.2.6

Special Power Management Functions ..................................................................... 172

9.2.7

LED Control ............................................................................................................... 173

9.2.8

Power Active Timers .................................................................................................. 174

9.2.9

Watchdog Function .................................................................................................... 174

9.2.10

Miscellaneous Functions ........................................................................................... 175

9.3

SWC REGISTERS ................................................................................................................... 176

9.3.1

SWC Register Map .................................................................................................... 176

PC87413 数据表(PDF) 12 Page - National Semiconductor (TI)

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