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DP8570AV 数据表(PDF) 21 Page - Texas Instruments |
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DP8570AV 数据表(HTML) 21 Page - Texas Instruments |
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21 / 28 page  Control and Status Register Address Bit Map D7 D6 D5 D4 D3 D2 D1 D0 1 Reset by Main Status Register PS e 0RS e 0 ADDRESS e 00H writing RW RW RW1 RW1 RW1 RW1 R2 R3 1 to bit Page Register Timer 1 Timer 0 Alarm Periodic Power Fail Interrupt 2 Setreset by Select Select Interrupt Interrupt Interrupt Interrupt Interrupt Status voltage at PFAIL pin 3 Reset when all pending interrupts are removed Timer 0 Control Register PS e 0RS e 0 Address e 01H Count Hold Timer Input Clock Input Clock Input Clock Mode Mode Timer All Bits RW Gate Read Select C2 Select C1 Select C0 Select M1 Select M0 StartStop Timer 1 Control Register PS e 0RS e 0 Address e 02H Count Hold Timer Input Clock Input Clock Input Clock Mode Mode Timer All Bits RW Gate Read Select C2 Select C1 Select C0 Select M1 Select M0 StartStop Periodic Flag Register PS e 0RS e 0 Address e 03H 4 Read Osc fail RW RW4 R5 R5 R5 R5 R5 R5 Write 0 Batt- Test Osc Fail 1 ms 10 ms 100 ms Seconds 10 Second Minute Backed Mode Mode Single Supply Flag Flag Flag Flag Flag Flag Write 1 Single Supply Mode 5 Reset by positive edge of read Interrupt Routing Register PS e 0RS e 0 Address e 04H RW R6 RW RW RW RW RW RW Time Save Low Battery Power Fail Timer 1 Timer 0 Alarm Periodic Power Fail 6 Set and reset by VBB Enable Flag Delay Int Route Int Route Int Route Int Route Int Route voltage Enable MFOINT MFOINT MFOINT MFOINT MFOINT Real Time Mode Register PS e 0RS e 1 Address e 01H Crystal Crystal Timers EN Interrupt EN Clock 1224 Hr Leap Year Leap Year All Bits RW Freq XT1 Freq XT0 on Back-Up on Back-Up StartStop Mode MSB LSB Output Mode Register PS e 0RS e 1 Address e 02H MFO as MFO as MFO MFO INTR INTR T1 T1 All Bits RW Crystal Timer 0 PPOD Active HILO PPOD Active HILO PPOD Active HILO Interrupt Control Register 0 PS e 0RS e 1 Address e 03H Timer 1 Timer 0 1 ms 10 ms 100 ms Seconds 10 Second Minute Interrupt Interrupt Interrupt Interrupt Interrupt Interrupt Interrupt Interrupt All Bits RW Enable Enable Enable Enable Enable Enable Enable Enable Interrupt Control Register 1 PS e 0RS e 1 Address e 04H Power Fail Alarm DOW Month DOM Hours Minute Second Interrupt Interrupt Interrupt Interrupt Interrupt Interrupt Interrupt Interrupt All Bits RW Enable Enable Enable Enable Enable Enable Enable Enable 20 |
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