Abov A96G166 - Baud Rate Settings (Example); Table 29. Examples of UBAUD Settings for Commonly Used Oscillator Frequencies

15. USART 0/1 A96G166/A96A166/A96S166 User’s manual
160
15.13 Baud rate settings (example)
Table 29. Examples of UBAUD Settings for Commonly Used Oscillator Frequencies
Baud
rate
fOSC=1.00MHz
fOSC=1.8432MHz
fOSC=2.00MHz
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
25
0.2%
51
0.2%
47
0.0%
95
0.0%
51
0.2%
103
0.2%
4800
12
0.2%
25
0.2%
23
0.0%
47
0.0%
25
0.2%
51
0.2%
9600
6
-7.0%
12
0.2%
11
0.0%
23
0.0%
12
0.2%
25
0.2%
14.4K
3
8.5%
8
-3.5%
7
0.0%
15
0.0%
8
-3.5%
16
2.1%
19.2K
2
8.5%
6
-7.0%
5
0.0%
11
0.0%
6
-7.0%
12
0.2%
28.8K
1
8.5%
3
8.5%
3
0.0%
7
0.0%
3
8.5%
8
-3.5%
38.4K
1
-18.6%
2
8.5%
2
0.0%
5
0.0%
2
8.5%
6
-7.0%
57.6K
-
-
1
8.5%
1
-25.0%
3
0.0%
1
8.5%
3
8.5%
76.8K
-
-
1
-18.6%
1
0.0%
2
0.0%
1
-18.6%
2
8.5%
115.2K
-
-
-
-
-
-
1
0.0%
-
-
1
8.5%
230.4K
-
-
-
-
-
-
-
-
-
-
-
-
Baud
rate
fOSC=3.6864MHz
fOSC=4.00MHz
fOSC=7.3728MHz
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
95
0.0%
191
0.0%
103
0.2%
207
0.2%
191
0.0%
-
-
4800
47
0.0%
95
0.0%
51
0.2%
103
0.2%
95
0.0%
191
0.0%
9600
23
0.0%
47
0.0%
25
0.2%
51
0.2%
47
0.0%
95
0.0%
14.4K
15
0.0%
31
0.0%
16
2.1%
34
-0.8%
31
0.0%
63
0.0%
19.2K
11
0.0%
23
0.0%
12
0.2%
25
0.2%
23
0.0%
47
0.0%
28.8K
7
0.0%
15
0.0%
8
-3.5%
16
2.1%
15
0.0%
31
0.0%
38.4K
5
0.0%
11
0.0%
6
-7.0%
12
0.2%
11
0.0%
23
0.0%
57.6K
3
0.0%
7
0.0%
3
8.5%
8
-3.5%
7
0.0%
15
0.0%
76.8K
2
0.0%
5
0.0%
2
8.5%
6
-7.0%
5
0.0%
11
0.0%
115.2K
1
0.0%
3
0.0%
1
8.5%
3
8.5%
3
0.0%
7
0.0%
230.4K
-
-
1
0.0%
-
-
1
8.5%
1
0.0%
3
0.0%
250K
-
-
1
-7.8%
-
-
1
0.0%
1
-7.8%
3
-7.8%
0.5M
-
-
-
-
-
-
-
-
-
-
1
-7.8%
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%