Microchip Technology DM164134 Data Sheet
© 2006 Microchip Technology Inc.
DS41159E-page 219
PIC18FXX8
REGISTER 19-30: BRGCON2: BAUD RATE CONTROL REGISTER 2
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
SEG2PHTS
SAM
SEG1PH2 SEG1PH1 SEG1PH0 PRSEG2
PRSEG1
PRSEG0
bit 7
bit 0
bit 7
SEG2PHTS: Phase Segment 2 Time Select bit
1
= Freely programmable
0
= Maximum of PHEG1 or Information Processing Time (IPT), whichever is greater
bit 6
SAM: Sample of the CAN bus Line bit
1
= Bus line is sampled three times prior to the sample point
0
= Bus line is sampled once at the sample point
bit 5-3
SEG1PH2:SEG1PH0: Phase Segment 1 bits
111
= Phase Segment 1 Time = 8 x T
Q
110
= Phase Segment 1 Time = 7 x T
Q
101
= Phase Segment 1 Time = 6 x T
Q
100
= Phase Segment 1 Time = 5 x T
Q
011
= Phase Segment 1 Time = 4 x T
Q
010
= Phase Segment 1 Time = 3 x T
Q
001
= Phase Segment 1 Time = 2 x T
Q
000
= Phase Segment 1 Time = 1 x T
Q
bit 2-0
PRSEG2:PRSEG0: Propagation Time Select bits
111
= Propagation Time = 8 x T
Q
110
= Propagation Time = 7 x T
Q
101
= Propagation Time = 6 x T
Q
100
= Propagation Time = 5 x T
Q
011
= Propagation Time = 4 x T
Q
010
= Propagation Time = 3 x T
Q
001
= Propagation Time = 2 x T
Q
000
= Propagation Time = 1 x T
Q
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.