C8051F342 View Datasheet(PDF) - Silicon Laboratories
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C8051F342 Datasheet PDF : 276 Pages
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C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
Table 18.1. Timer Settings for Standard Baud Rates Using the Internal Oscillator
Target Actual
Baud Oscillator Timer Clock SCA1-SCA0 T1M* Timer 1
Baud
Baud Rate Error Divide
Source (pre-scale
Reload
Rate (bps) Rate (bps)
Factor
select*
Value (hex)
230400 230769 0.16%
52
SYSCLK
XX
1
0xE6
115200 115385 0.16%
104
SYSCLK
XX
1
0xCC
57600
57692
0.16%
208
SYSCLK
XX
1
0x98
28800
28846
0.16%
416
SYSCLK
XX
1
0x30
14400
14423
0.16%
832
SYSCLK / 4
01
0
0x98
9600
9615
0.16%
1248 SYSCLK / 4
01
0
0x64
2400
2404
0.16%
4992 SYSCLK / 12
00
0
0x30
1200
1202
0.16%
9984 SYSCLK / 48
10
0
0x98
230400 230769 0.16%
104
SYSCLK
XX
1
0xCC
115200 115385 0.16%
208
SYSCLK
XX
1
0x98
57600
57692
0.16%
416
SYSCLK
XX
1
0x30
28800
28846
0.16%
832
SYSCLK / 4
01
0
0x98
14400
14423
0.16%
1664 SYSCLK / 4
01
0
0x30
9600
9615
0.16%
2496 SYSCLK / 12
00
0
0x98
2400
2404
0.16%
9984 SYSCLK / 48
10
0
0x98
1200
1202
0.16%
19968 SYSCLK / 48
10
0
0x30
230400 230769 0.16%
208
SYSCLK
XX
1
0x98
115200 115385 0.16%
416
SYSCLK
XX
1
0x30
57600
57692
0.16%
832
SYSCLK / 4
01
0
0x98
28800
28846
0.16%
1664 SYSCLK / 4
01
0
0x30
14400
14388
0.08%
3336 SYSCLK / 12
00
0
0x75
9600
9615
0.16%
4992 SYSCLK / 12
00
0
0x30
2400
2404
0.16%
19968 SYSCLK / 48
10
0
0x30
X = Don’t care
*Note: SCA1-SCA0 and T1M define the Timer Clock Source. Bit definitions for these values can be found in
Section 21.1.
212
Rev. 1.3
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