PIC18F2480/2580/4480/4580
24.2.4
This section describes the CAN Baud Rate registers.
Note: These registers are writable in
Configuration mode only.
CAN BAUD RATE REGISTERS
REGISTER 24-52: BRGCON1: BAUD RATE CONTROL REGISTER 1
R/W-0
SJW1
R/W-0
SJW0
R/W-0
BRP5
R/W-0
BRP4
R/W-0
BRP3
R/W-0
BRP2
R/W-0
BRP1
R/W-0
BRP0
bit 7
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared x = Bit is unknown
bit 7-6
bit 5-0
SJW<1:0>: Synchronized Jump Width bits
11= Synchronization jump width time = 4 x TQ
10= Synchronization jump width time = 3 x TQ
01= Synchronization jump width time = 2 x TQ
00= Synchronization jump width time = 1 x TQ
BRP<5:0>: Baud Rate Prescaler bits
111111= TQ = (2 x 64)/FOSC
111110= TQ = (2 x 63)/FOSC
:
:
000001= TQ = (2 x 2)/FOSC
000000= TQ = (2 x 1)/FOSC
© 2009 Microchip Technology Inc.
DS39637D-page 317
MICROCHIP [ MICROCHIP ]
