Microchip Technology DM164134 Fiche De Données
PIC18FXX8
DS41159E-page 218
© 2006 Microchip Technology Inc.
19.2.4
CAN BAUD RATE REGISTERS
This subsection describes the CAN Baud Rate
registers.
registers.
REGISTER 19-29: BRGCON1: BAUD RATE CONTROL REGISTER 1
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
SJW1
SJW0
BRP5
BRP4
BRP3
BRP2
BRP1
BRP0
bit 7
bit 0
bit 7-6
SJW1:SJW0: Synchronized Jump Width bits
11
= Synchronization Jump Width Time = 4 x T
Q
10
= Synchronization Jump Width Time = 3 x T
Q
01
= Synchronization Jump Width Time = 2 x T
Q
00
= Synchronization Jump Width Time = 1 x T
Q
bit 5-0
BRP5:BRP0: Baud Rate Prescaler bits
111111
= T
Q
= (2 x 64)/F
OSC
111110
= T
Q
= (2 x 63)/F
OSC
:
:
000001
:
000001
= T
Q
= (2 x 2)/F
OSC
000000
= T
Q
= (2 x 1)/F
OSC
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
Note:
This register is accessible in Configuration mode only.