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