PIC18CXX2
TABLE 15-4: BAUD RATES FOR ASYNCHRONOUS MODE (BRGH = 0)
BAUD FOSC = 20 MHz
SPBRG
value
16 MHz
SPBRG
value
10 MHz
SPBRG
value
7.15909 MHz
SPBRG
value
RATE
%
%
%
-
%
(K)
(decimal)
(decimal)
(decimal)
(decimal)
0.3
1.2
NA
-
-
255
129
32
15
3
NA
1.202
2.404
9.615
19.23
83.33
NA
-
-
207
103
25
12
2
NA
1.202
2.404
9.766
19.53
78.13
NA
-
129
64
15
7
NA
1.203
2.380
9.322
18.64
NA
-
-
92
46
11
5
1.221
2.404
9.469
19.53
78.13
104.2
312.5
NA
+1.73
+0.16
-1.36
+1.73
+1.73
+8.51
+4.17
-
+0.16
+0.16
+0.23
2.4
+0.16
+0.16
-0.83
9.6
+0.16
+1.73
-2.90
19.2
76.8
96
+0.16
+1.73
-2.90
+8.51
+1.73
1
-
-
-
-
-
-
-
2
-
-
-
-
-
-
-
-
-
-
-
-
NA
-
300
500
HIGH
LOW
0
NA
-
NA
-
NA
-
-
NA
-
NA
-
NA
-
312.5
1.221
-
0
250
0
156.3
0.6104
0
111.9
0.437
0
-
255
0.977
255
255
255
BAUD
RATE
(K)
FOSC = 5.0688 MHz
4 MHz
SPBRG
value
(decimal)
3.579545 MHz
%
SPBRG
value
(decimal)
1 MHz
SPBRG
value
(decimal)
32.768 kHz
%
SPBRG
value
(decimal)
%
SPBRG
%
%
0.3
1.2
0.31
1.2
+3.13
255
65
32
7
0.3005
1.202
2.404
NA
-0.17
207
0.301
1.190
2.432
9.322
18.64
NA
+0.23
185
46
22
5
0.300
1.202
2.232
NA
+0.16
51
0.256
NA
-14.67
1
0
+1.67
51
-0.83
+0.16
12
-
-
2.4
2.4
0
+1.67
25
+1.32
-6.99
6
NA
NA
-
-
-
-
-
-
-
-
-
-
9.6
9.9
+3.13
-
-
-
-
-
-
-
-
-
-2.90
-
-
-
-
-
-
-
-
-
-
19.2
76.8
96
19.8
79.2
NA
+3.13
3
NA
-
-2.90
2
NA
-
NA
-
+3.13
0
NA
-
-
-
-
-
-
-
-
NA
-
NA
-
-
-
-
-
-
-
NA
-
-
NA
-
NA
-
-
NA
-
-
300
500
HIGH
LOW
NA
-
NA
NA
-
NA
NA
NA
-
NA
-
NA
-
NA
-
NA
-
79.2
0.3094
0
62.500
3.906
0
55.93
0.2185
0
15.63
0.0610
0
0.512
0.0020
0
255
255
255
255
255
7/99 Microchip Technology Inc.
Preliminary
DS39026B-page 155
MICROCHIP [ MICROCHIP ]
