
PIC18F85J90 FAMILY
DS39770B-page 402
Preliminary
2007 Microchip Technology Inc.
O
Oscillator Configuration ......................................................29
EC ..............................................................................29
ECPLL ........................................................................29
HS ..............................................................................29
HSPLL ........................................................................29
Internal Oscillator Block .............................................35
INTOSC .....................................................................29
INTRC ........................................................................29
Oscillator Selection ..........................................................283
Oscillator Start-up Timer (OST) .........................................36
Oscillator Switching ............................................................31
Oscillator Transitions ..........................................................32
Oscillator, Timer1 .....................................................135, 145
Oscillator, Timer3 .............................................................143
P
Packaging ........................................................................389
Details ......................................................................390
Marking ....................................................................389
PICSTART Plus Development Programmer ....................348
PIE Registers ...................................................................101
Pin Functions
AV
DD
..........................................................................27
AV
DD
..........................................................................18
AV
SS
..........................................................................27
AV
SS
..........................................................................18
ENVREG ..............................................................18, 27
LCDBIAS3 ............................................................16, 23
MCLR ...................................................................12, 19
OSC1/CLKI/RA7 ..................................................12, 19
OSC2/CLKO/RA6 ................................................12, 19
RA0/AN0 ..............................................................12, 19
RA1/AN1/SEG18 .................................................12, 19
RA2/AN2/V
REF
- ....................................................12, 19
RA3/AN3/V
REF
+ ...................................................12, 19
RA4/T0CKI/SEG14 ..............................................12, 19
RA5/AN4/SEG15 .................................................12, 19
RB0/INT0/SEG30 .................................................13, 20
RB1/INT1/SEG8 ...................................................13, 20
RB2/INT2/SEG9 ...................................................13, 20
RB3/INT3/SEG10 .................................................13, 20
RB4/KBI0/SEG11 .................................................13, 20
RB5/KBI1/SEG29 .................................................13, 20
RB6/KBI2/PGC ....................................................13, 20
RB7/KBI3/PGD ....................................................13, 20
RC0/T1OSO/T13CKI ...........................................14, 21
RC1/T1OSI/CCP2/SEG32 ...................................14, 21
RC2/CCP1/SEG13 ...............................................14, 21
RC3/SCK/SCL/SEG17 .........................................14, 21
RC4/SDI/SDA/SEG16 ..........................................14, 21
RC5/SDO/SEG12 ................................................14, 21
RC6/TX1/CK1/SEG27 ..........................................14, 21
RC7/RX1/DT1/SEG28 .........................................14, 21
RD0/SEG0 ...........................................................15, 22
RD0/SEG1 ...........................................................15, 22
RD2/SEG2 ...........................................................15, 22
RD3/SEG3 ...........................................................15, 22
RD4/SEG4 ...........................................................15, 22
RD5/SEG5 ...........................................................15, 22
RD6/SEG6 ...........................................................15, 22
RD7/SEG7 ...........................................................15, 22
RE0/LCDBIAS1 ....................................................16, 23
RE1/LCDBIAS2 ....................................................16, 23
RE3/COM0 ...........................................................16, 23
RE4/COM1 .......................................................... 16, 23
RE5/COM2 .......................................................... 16, 23
RE6/COM3 .......................................................... 16, 23
RE7/CCP2/SEG31 ............................................... 16, 23
RF1/AN6/C2OUT/SEG19 .................................... 17, 24
RF2/AN7/C1OUT/SEG20 .................................... 17, 24
RF3/AN8/SEG21 ................................................. 17, 24
RF4/AN9/SEG22 ................................................. 17, 24
RF5/AN10/CV
REF
/SEG23 .................................... 17, 24
RF6/AN11/SEG24 ............................................... 17, 24
RF7/AN5/SS/SEG25 ............................................ 17, 24
RG0/LCDBIAS0 ................................................... 18, 25
RG1/TX2/CK2 ...................................................... 18, 25
RG2/RX2/DT2/V
LCAP
1 ......................................... 18, 25
RG3/V
LCAP
2 ........................................................ 18, 25
RG4/SEG26 ......................................................... 18, 25
RH0/SEG47 ............................................................... 26
RH1/SEG46 ............................................................... 26
RH2/SEG45 ............................................................... 26
RH3/SEG44 ............................................................... 26
RH4/SEG40 ............................................................... 26
RH5/SEG41 ............................................................... 26
RH6/SEG42 ............................................................... 26
RH7/SEG43 ............................................................... 26
RJ0 ............................................................................ 27
RJ1/SEG33 ................................................................ 27
RJ2/SEG34 ................................................................ 27
RJ3/SEG35 ................................................................ 27
RJ4/SEG39 ................................................................ 27
RJ5/SEG38 ................................................................ 27
RJ6/SEG37 ................................................................ 27
RJ7/SEG36 ................................................................ 27
V
DD
............................................................................ 27
V
DD
............................................................................ 18
V
DDCORE
/V
CAP
..................................................... 18, 27
V
SS
............................................................................ 27
V
SS
............................................................................ 18
Pinout I/O Descriptions
PIC18F6XJ90 ............................................................ 12
PIC18F8XJ90 ............................................................ 19
PIR Registers ..................................................................... 98
PLL .................................................................................... 34
ECPLL Oscillator Mode ............................................. 34
HSPLL Oscillator Mode ............................................. 34
POP ................................................................................. 324
POR. See Power-on Reset.
PORTA
Associated Registers ............................................... 111
LATA Register ......................................................... 110
PORTA Register ...................................................... 110
TRISA Register ........................................................ 110
PORTB
Associated Registers ............................................... 114
LATB Register ......................................................... 112
PORTB Register ...................................................... 112
RB7:RB4 Interrupt-on-Change Flag (RBIF Bit) ........ 112
TRISB Register ........................................................ 112
PORTC
Associated Registers ............................................... 117
LATC Register ......................................................... 115
PORTC Register ...................................................... 115
RC3/SCK/SCL Pin ................................................... 201
TRISC Register ........................................................ 115