FDC37B78X 查看數據表（PDF） - SMSC -> Microchip

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FDC37B78X

Enhanced Super I/O Controller with ACPI Support, Real Time Clock and Consumer IR

SMSC -> Microchip 

Table 35 - Baud Rates Using 1.8462 MHz Clock for <= 38.4K; Using 1.8432MHz Clock

for 115.2k ; Using 3.6864MHz Clock for 230.4k; Using 7.3728 MHz Clock for 460.8k

DESIRED

DIVISOR USED TO

PERCENT ERROR DIFFERENCE

HIGH

BAUD RATE GENERATE 16X CLOCK BETWEEN DESIRED AND ACTUAL1 SPEED BIT2

50

2304

0.001

X

75

1536

-

X

110

1047

-

X

134.5

857

0.004

X

150

768

-

X

300

384

-

X

600

192

-

X

1200

96

-

X

1800

64

-

X

2000

58

0.005

X

2400

48

-

X

3600

32

-

X

4800

24

-

X

7200

16

-

X

9600

12

-

X

19200

6

-

X

38400

3

0.030

X

57600

2

0.16

X

115200

1

0.16

X

230400

32770

0.16

1

460800

32769

0.16

1

Note1: The percentage error for all baud rates, except where indicated otherwise, is 0.2%.

Note 2: The High Speed bit is located in the Device Configuration Space.

79

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