Abov MC97F6108A - Page 167

MC97F6108A User’s manual 15. USART
167
Table 23. Examples of UBAUD Settings for Commonly Used Oscillator Frequencies (continued)
Baud
Rate
fOSC=8.00MHz
fOSC=11.0592MHz
fOSC=14.7456MHz
U2X=0
U2X=1
U2X=0
U2X=1
U2X=0
U2X=1
UBAUD
ERROR
UBAUD
ERROR
UBAUD
ERROR
UBAUD
ERROR
UBAUD
ERROR
UBAUD
ERROR
2400
207
0.2%
-
-
-
-
-
-
-
-
-
-
4800
103
0.2%
207
0.2%
143
0.0%
-
-
191
0.0%
-
-
9600
51
0.2%
103
0.2%
71
0.0%
143
0.0%
95
0.0%
191
0.0%
14.4K
34
-0.8%
68
0.6%
47
0.0%
95
0.0%
63
0.0%
127
0.0%
19.2K
25
0.2%
51
0.2%
35
0.0%
71
0.0%
47
0.0%
95
0.0%
28.8K
16
2.1%
34
-0.8%
23
0.0%
47
0.0%
31
0.0%
63
0.0%
38.4K
12
0.2%
25
0.2%
17
0.0%
35
0.0%
23
0.0%
47
0.0%
57.6K
8
-3.5%
16
2.1%
11
0.0%
23
0.0%
15
0.0%
31
0.0%
76.8K
6
-7.0%
12
0.2%
8
0.0%
17
0.0%
11
0.0%
23
0.0%
115.2K
3
8.5%
8
-3.5%
5
0.0%
11
0.0%
7
0.0%
15
0.0%
230.4K
1
8.5%
3
8.5%
2
0.0%
5
0.0%
3
0.0%
7
0.0%
250K
1
0.0%
3
0.0%
2
-7.8%
5
-7.8%
3
-7.8%
6
5.3%
0.5M
-
-
1
0.0%
-
-
2
-7.8%
1
-7.8%
3
-7.8%
1M
-
-
-
-
-
-
-
-
-
-
1
-7.8%
Baud
Rate
fOSC=16.00MHz
U2X=0
U2X=1
UBAUD
ERROR
UBAUD
ERROR
2400
-
-
-
-
4800
207
0.2%
-
-
9600
103
0.2%
207
0.2%
14.4K
68
0.7%
138
-0.1%
19.2K
51
0.2%
103
0.2%
28.8K
34
-0.8%
68
0.7%
38.4K
25
0.2%
51
0.2%
57.6K
16
2.2%
34
-0.8%
76.8K
12
0.2%
25
0.2%
115.2K
8
-3.6%
16
2.2%
230.4K
3
8.6%
8
-3.6%
250K
2
33.4%
7
0.0%
0.5M
1
0.0%
3
0.0%
1M
-
-
-
-