PIC18F2331_07 Datasheet, PDF (231/400 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D

PIC18F2331/2431/4331/4431
TABLE 19-3: BAUD RATES FOR ASYNCHRONOUS MODES (CONTINUED)
BAUD
RATE
(K)
FOSC = 40.000 MHz
Actual
Rate
(K)
%
Error
SPBRG
value
(decimal)
SYNC = 0, BRGH = 1, BRG16 = 0
FOSC = 20.000 MHz
FOSC = 10.000 MHz
Actual
Rate
(K)
%
Error
SPBRG Actual
value Rate
(decimal) (K)
%
Error
SPBRG
value
(decimal)
FOSC = 8.000 MHz
Actual
Rate
(K)
%
Error
SPBRG
value
(decimal)
2.4
—
—
—
—
—
—
2.441 1.73
255
2.403 -0.16
207
9.6 9.766 1.73
255 9.615 0.16
129 9.615 0.16
64
9.615 -0.16
51
19.2 19.231 0.16
129 19.231 0.16
64 19.531 1.73
31 19.230 -0.16
25
57.6 58.140 0.94
42 56.818 -1.36
21 56.818 -1.36
10 55.555 3.55
8
115.2 113.636 -1.36
21 113.636 -1.36
10 125.000 8.51
4
—
—
—
BAUD
RATE
(K)
0.3
1.2
2.4
9.6
19.2
57.6
115.2
SYNC = 0, BRGH = 1, BRG16 = 0
FOSC = 4.000 MHz
FOSC = 2.000 MHz
FOSC = 1.000 MHz
Actual
Rate
(K)
%
Error
SPBRG Actual
value Rate
(decimal) (K)
%
Error
SPBRG Actual
value Rate
(decimal) (K)
%
Error
SPBRG
value
(decimal)
—
—
—
—
—
—
0.300 -0.16
207
1.202 0.16
207
1.201 -0.16
103
1.201 -0.16
51
2.404 0.16
103 2.403 -0.16
51
2.403 -0.16
25
9.615 0.16
25
9.615 -0.16
12
—
—
—
19.231 0.16
12
—
—
—
—
—
—
62.500 8.51
3
—
—
—
—
—
—
125.000 8.51
1
—
—
—
—
—
—
BAUD
RATE
(K)
0.3
1.2
2.4
9.6
19.2
57.6
115.2
SYNC = 0, BRGH = 0, BRG16 = 1
FOSC = 40.000 MHz
FOSC = 20.000 MHz
FOSC = 10.000 MHz
Actual
Rate
(K)
%
Error
SPBRG Actual
value Rate
(decimal) (K)
%
Error
SPBRG Actual
value Rate
(decimal) (K)
%
Error
SPBRG
value
(decimal)
0.300
1.200
0.00
0.02
8332
2082
0.300
1.200
0.02
-0.03
4165
1041
0.300
1.200
0.02
-0.03
2082
520
2.402 0.06 1040 2.399 -0.03
520 2.404 0.16
259
9.615 0.16
259 9.615 0.16
129 9.615 0.16
64
19.231 0.16
129 19.231 0.16
64 19.531 1.73
31
58.140 0.94
42 56.818 -1.36
21 56.818 -1.36
10
113.636 -1.36
21 113.636 -1.36
10 125.000 8.51
4
FOSC = 8.000 MHz
Actual
Rate
(K)
%
Error
SPBRG
value
(decimal)
0.300
1.201
-0.04
-0.16
1665
415
2.403 -0.16
207
9.615 -0.16
51
19.230 -0.16
25
55.555 3.55
8
—
—
—
BAUD
RATE
(K)
0.3
1.2
2.4
9.6
19.2
57.6
115.2
SYNC = 0, BRGH = 0, BRG16 = 1
FOSC = 4.000 MHz
FOSC = 2.000 MHz
FOSC = 1.000 MHz
Actual
Rate
(K)
%
Error
SPBRG Actual
value Rate
(decimal) (K)
%
Error
SPBRG Actual
value Rate
(decimal) (K)
%
Error
SPBRG
value
(decimal)
0.300
1.202
0.04
0.16
832 0.300 -0.16
207 1.201 -0.16
415
0.300 -0.16
207
103 1.201 -0.16
51
2.404 0.16
103 2.403 -0.16
51
2.403 -0.16
25
9.615 0.16
25
9.615 -0.16
12
—
—
—
19.231 0.16
12
—
—
—
—
—
—
62.500 8.51
3
—
—
—
—
—
—
125.000 8.51
1
—
—
—
—
—
—
© 2007 Microchip Technology Inc.
Preliminary
DS39616C-page 229