PIC18F6585 Datasheet, PDF (145/496 Pages) Microchip Technology – 64/68/80-Pin High-Performance, 64-Kbyte Enhanced Flash Microcontrollers with ECAN Module

PIC18F6585/8585/6680/8680
FIGURE 10-17:
TXD
CANCLK
RG1/CANTX2 PIN BLOCK DIAGRAM
TX1SRC
0
1
Data Bus
WR PORTG or
WR LATG
0
RD LATG
1
DQ
CK Q
Data Latch
DQ
OPMODE2:OPMODE0 = 000
TX2EN
ENDRHI
VDD
P
I/O pin
WR TRISG
N
CK Q
TRIS Latch
VSS
RD TRISG
OPMODE2:OPMODE0 = 000
QD
Schmitt
Trigger
EN
RD PORTG
Note: I/O pins have diode protection to VDD and VSS.
FIGURE 10-18:
RG2/CANRX PIN BLOCK
DIAGRAM
FIGURE 10-19:
RG3 PIN BLOCK
DIAGRAM
Data Bus
RD LATG
DQ
WR LATG
or
WR PORTG
CK
Data Latch
DQ
WR TRISG
CK
TRIS Latch
I/O pin
Schmitt
Trigger
Input
Buffer
RD TRISG
QD
RD PORTG
CANRX
ENEN
Note: I/O pins have diode protection to VDD and VSS.
Data Bus
RD LATG
DQ
WR LATG
or
WR PORTG
CK
Data Latch
DQ
WR TRISG
CK
TRIS Latch
I/O pin
Schmitt
Trigger
Input
Buffer
RD TRISG
QD
RD PORTG
ENEN
Note: I/O pins have diode protection to VDD and VSS.
 2004 Microchip Technology Inc.
DS30491C-page 143