PIC18F1220_07 Datasheet, PDF (140/308 Pages) Microchip Technology – 18/20/28-Pin High-Performance, Enhanced Flash Microcontrollers with 10-bit A/D and nanoWatt Technology

PIC18F1220/1320
TABLE 16-3: BAUD RATES FOR ASYNCHRONOUS MODES (CONTINUED)
BAUD
RATE
(K)
SYNC = 0, BRGH = 1, BRG16 = 1 or SYNC = 1, BRG16 = 1
FOSC = 40.000 MHz
FOSC = 20.000 MHz
FOSC = 10.000 MHz
FOSC = 8.000 MHz
Actual
Rate
(K)
%
Error
SPBRG Actual
value Rate
(decimal) (K)
%
Error
SPBRG Actual
value Rate
(decimal) (K)
%
Error
SPBRG Actual
value Rate
(decimal) (K)
%
Error
SPBRG
value
(decimal)
0.3
1.2
2.4
9.6
19.2
57.6
115.2
0.300
1.200
2.400
9.606
19.193
57.803
114.943
0.00
0.00
0.02
0.06
-0.03
0.35
-0.22
33332
8332
4165
1040
520
172
86
0.300
1.200
2.400
9.596
19.231
57.471
116.279
0.00
0.02
0.02
-0.03
0.16
-0.22
0.94
16665
4165
2082
520
259
86
42
0.300
1.200
2.402
9.615
19.231
58.140
113.636
0.00
0.02
0.06
0.16
0.16
0.94
-1.36
8332
2082
1040
259
129
42
21
300
1200
2400
9615
19230
57142
117647
-0.01
-0.04
-0.04
-0.16
-0.16
0.79
-2.12
6665
1665
832
207
103
34
16
BAUD
RATE
(K)
SYNC = 0, BRGH = 1, BRG16 = 1 or SYNC = 1, 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)
0.3
0.300 0.01 3332
300
-0.04 1665
300
-0.04
832
1.2
1.200 0.04
832
1201 -0.16
415
1201 -0.16
207
2.4
2.404 0.16
415
2403 -0.16
207
2403 -0.16
103
9.6
9.615 0.16
103
9615 -0.16
51
9615 -0.16
25
19.2 19.231 0.16
51
19230 -0.16
25
19230 -0.16
12
57.6 58.824 2.12
16
55555 3.55
8
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115.2 111.111 -3.55
8
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DS39605F-page 138
© 2007 Microchip Technology Inc.