C8051F045 View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

C8051F045

Mixed Signal ISP Flash MCU Family

Silicon Laboratories 

C8051F040/1/2/3/4/5/6/7

Table 21.2. Oscillator Frequencies for Standard Baud Rates

Oscillator frequency

(MHz)

Divide Factor

Timer 1 Reload

Value1

24.0

208

0xF3

22.1184

192

0xF4

Timer 2, 3, or 4

Reload Value

0xFFF3

0xFFF4

Resulting Baud Rate (Hz)2

115200 (115384)

115200

18.432

11.0592

3.6864

160

0xF6

0xFFF6

96

0xFA

0xFFFA

32

0xFE

0xFFFE

115200

115200

115200

1.8432

24.0

22.1184

16

0xFF

0xFFFF

832

0xCC

0xFFCC

768

0xD0

0xFFD0

115200

28800 (28846)

28800

18.432

11.0592

3.6864

1.8432

24.0

640

348

128

64

2496

0xD8

0xE8

0xF8

0xFC

0x64

0xFFD8

0xFFE8

0xFFF8

0xFFFC

0xFF64

28800

28800

28800

28800

9600 (9615)

22.1184

18.432

11.0592

2304

1920

1152

0x70

0x88

0xB8

0xFF70

0xFF88

0xFFB8

9600

9600

9600

3.6864

1.8432

384

0xE8

0xFFE8

192

0xF4

0xFFF4

9600

9600

Notes:

1. Assumes SMOD0=1 and T1M=1.

2. Numbers in parenthesis show the actual baud rate.

Rev. 1.5

273

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