SC3200 datasheet(130/447 Pages) AMD

130 / 447 page

130

AMD Geode™ SC3200 Processor Data Book

SuperI/O Module

Revision 5.1

Table 5-21. Divider Chain Control / Test Selection

DV2

DV1

DV0

Configuration

CRA6

CRA5

CRA4

Oscillator Disabled

Normal Operation

Test

Divider Chain Reset

Table 5-22. Periodic Interrupt Rate Encoding

Rate Select

3 2 1 0

Periodic Interrupt

Rate (ms)

Divider

Chain Output

0 0 0 0

No interrupts

0 0 0 1

3.906250

0 0 1 0

7.812500

0 0 1 1

0.122070

0 1 0 0

0.244141

0 1 0 1

0.488281

0 1 1 0

0.976562

0 1 1 1

1.953125

1 0 0 0

3.906250

1 0 0 1

7.812500

1 0 1 0

15.625000

1 0 1 1

31.250000

1 1 0 0

62.500000

1 1 0 1

125.000000

1 1 1 0

250.000000

1 1 1 1

500.000000

Table 5-23. BCD and Binary Formats

Parameter

BCD Format

Binary Format

Seconds

00 to 59

00 to 3B

Minutes

00 to 59

00 to 3B

Hours

12-hour mode:

01 to 12 (AM)

81 to 92 (PM)

24-hour mode:

00 to 23

12-hour mode:

01 to 0C (AM)

81 to 8C (PM)

24-hour mode:

00 to 17

Day

01 to 07 (Sunday = 01)

01 to 07

Date

01 to 31

01 to 1F

Month

01 to 12 (January = 01)

01 to 0C

Year

00 to 99

00 to 63

Century

00 to 99

00 to 63

SC3200 Datasheet(PDF) 130 Page - Advanced Micro Devices

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