C8051F360/1/2/3/4/5/6/7/8/9
Table 19.2. Timer Settings for Standard Baud Rates
Using an External 25.0 MHz Oscillator
Target
Baud Rate
(bps)
230400
115200
57600
28800
14400
9600
2400
1200
Baud Rate
% Error
–0.47%
0.45%
–0.01%
0.45%
–0.01%
0.15%
0.45%
–0.01%
Frequency: 25.0 MHz
Oscilla- Timer Clock SCA1–SCA0
tor Divide
Factor
Source
(pre-scale select)1
108
SYSCLK
XX2
T1M1
1
Timer 1
Reload
Value (hex)
0xCA
218
SYSCLK
XX
1
0x93
434
SYSCLK
XX
1
0x27
872
SYSCLK/4
01
0
0x93
1736 SYSCLK/4
01
0
0x27
2608 EXTCLK/8
11
0
0x5D
10464 SYSCLK/48
10
0
0x93
20832 SYSCLK/48
10
0
0x27
57600
–0.47%
432
EXTCLK/8
11
0
0xE5
28800
–0.47%
864
EXTCLK/8
11
0
0xCA
14400
0.45%
1744 EXTCLK/8
11
0
0x93
9600
0.15%
2608 EXTCLK/8
11
Notes:
1. SCA1–SCA0 and T1M bit definitions can be found in Section 21.1.
2. X = Don’t care.
0
0x5D
228
Rev. 1.0