PIC16F7X7
TABLE 11-5: INTRC BAUD RATES FOR ASYNCHRONOUS MODE (BRGH = 0)
FOSC = 8 MHz
FOSC = 4 MHz
FOSC = 2 MHz
FOSC = 1 MHz
Baud
Rate
(K)
SPBRG
Value
SPBRG
Value
SPBRG
Value
SPBRG
Value
%
%
%
Error
%
Error
Kbaud
Kbaud
Kbaud
Kbaud
Error
Error
(decimal)
(decimal)
(decimal)
(decimal)
0.3
1.2
NA
—
—
103
51
12
6
0.300
1.202
2.404
8.929
20.833
31.250
NA
0
207
51
25
6
0.300
1.202
2.404
10.417
NA
0
103
25
12
2
0.300
1.202
2.232
NA
0
+0.16
-6.99
—
51
12
6
1.202
2.404
9.615
17.857
31.250
41.667
62.500
+0.16
+0.16
+0.16
-6.99
+8.51
+8.51
+8.51
+0.16
+0.16
-6.99
+8.51
+8.51
—
+0.16
+0.16
+8.51
—
2.4
9.6
—
—
—
—
—
19.2
28.8
38.4
57.6
2
—
0
NA
—
3
1
31.250
NA
+8.51
—
NA
—
2
—
0
—
—
NA
—
1
62.500
8.51
NA
—
NA
—
TABLE 11-6: INTRC BAUD RATES FOR ASYNCHRONOUS MODE (BRGH = 1)
FOSC = 8 MHz
FOSC = 4 MHz
FOSC = 2 MHz
FOSC = 1 MHz
Baud
Rate
(K)
SPBRG
Value
SPBRG
Value
SPBRG
Value
SPBRG
Value
%
%
%
Error
%
Error
Kbaud
Kbaud
Kbaud
Kbaud
Error
Error
(decimal)
(decimal)
(decimal)
(decimal)
0.3
1.2
NA
—
—
—
NA
—
—
207
103
25
12
8
NA
—
—
103
51
12
6
0.300
1.202
2.404
8.929
20.833
31.250
NA
0
207
51
25
6
NA
—
1.202
2.404
9.615
19.231
27.778
35.714
62.500
+0.16
+0.16
+0.16
+0.16
-3.55
-6.99
+8.51
1.202
2.404
9.615
17.857
31.250
41.667
62.500
+0.16
+0.16
+0.16
-6.99
+8.51
+8.51
+8.51
+0.16
+0.16
-6.99
+8.51
+8.51
—
2.4
2.404
9.615
19.231
29.412
38.462
55.556
+0.16
+0.16
+0.16
+2.12
+0.16
-3.55
207
51
25
16
12
8
9.6
19.2
28.8
38.4
57.6
2
3
1
6
2
—
0
3
1
62.500
+8.51
2004 Microchip Technology Inc.
DS30498C-page 137
MICROCHIP [ MICROCHIP ]
