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