Datasheet

 2011 Microchip Technology Inc. DS39762F-page 321
PIC18F97J60 FAMILY
TABLE 21-3: BAUD RATES FOR ASYNCHRONOUS MODES
BAUD
RATE
(K)
SYNC = 0, BRG16 = 0, BRGH = 0
F
OSC = 41.667 MHz FOSC = 31.25 MHz FOSC = 25.000 MHz FOSC = 20.833 MHz
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
0.3————————————
1.2 — — — — — — — — — 1.271 5.96 255
2.4 2.543 5.96 255 2.405 0.22 202 2.396 -0.15 162 2.393 -0.27 135
9.6 9.574 -0.27 67 9.574 -0.27 50 9.527 -0.76 40 9.574 -0.27 33
19.2 19.148 -0.27 33 19.531 1.73 24 19.531 1.73 19 19.147 -0.27 16
57.6 59.186 2.75 10 61.035 5.96 7 55.804 -3.12 6 54.253 -5.81 5
115.2 108.508 -5.81 5 122.070 5.96 3 130.208 13.03 2 108.505 -5.81 2
BAUD
RATE
(K)
SYNC = 0, BRG16 = 0, BRGH = 0
F
OSC = 13.889 MHz FOSC = 6.250 MHz FOSC = 4.167 MHz
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
0.3 — — — — — — 0.300 0.01 216
1.2 1.198 -0.08 180 1.206 0.47 80 1.206 0.48 53
2.4 2.411 0.47 89 2.382 -0.76 40 2.411 0.48 26
9.6 9.435 -1.71 22 9.766 1.73 9 9.301 -3.11 6
19.2 19.279 2.75 10 19.531 1.73 4 21.703 13.04 2
57.6 54.254 -5.81 3 48.828 -15.23 1 65.109 13.04 0
115.2 108.508 -5.81 1 97.656 -15.23 0 65.109 -43.48 0
BAUD
RATE
(K)
SYNC = 0, BRG16 = 0, BRGH = 1
F
OSC = 41.667 MHz FOSC = 31.25 MHz FOSC = 25.000 MHz FOSC = 20.833 MHz
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
0.3————————————
1.2————————————
2.4————————————
9.6 10.172 5.96 255 9.621 0.22 202 9.586 -0.15 162 9.573 -0.27 135
19.2 19.148 -0.27 135 19.148 -0.27 101 19.290 0.47 80 19.147 -0.27 67
57.6 57.871 0.47 44 57.445 -0.27 33 57.870 0.47 26 56.611 -1.72 22
115.2 113.226 -1.71 22 114.890 -0.27 16 111.607 -3.12 13 118.369 2.75 10
BAUD
RATE
(K)
SYNC = 0, BRG16 = 0, BRGH = 1
F
OSC = 13.889 MHz FOSC = 6.250 MHz FOSC = 4.167 MHz
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
Actual
Rate (K)
%
Error
SPBRG
Value
(decimal)
0.3—————————
1.2 — — — — — — 1.200 0.01 216
2.4 — — — 2.396 -0.15 162 2.389 -0.44 108
9.6 9.645 0.47 89 9.527 -0.76 40 9.645 0.48 26
19.2 19.290 0.47 44 19.531 1.73 19 18.603 -3.11 13
57.6 57.871 0.47 14 55.804 -3.12 6 52.088 -9.57 4
115.2 108.508 -5.81 7 130.208. 13.03 2 130.219 13.04 1