PIC18F8722-I/PT Microchip Technology Inc., PIC18F8722-I/PT Datasheet - Page 159

• Manufacturer Part Number: PIC18F8722-I/PT
• Description: 80 PIN, 128 KB FLASH, 4K RAM, 70 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F8722-I/PT

• A/d Inputs: 16-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 1024 Bytes
• Input Output: 70
• Interface: SPI/I2C/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 80-pin TQFP
• Programmable Memory: 128K Bytes
• Ram Size: 3.9K Bytes
• Speed: 40 MHz
• Timers: 2-8 bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

TABLE 11-17: PORTJ FUNCTIONS
TABLE 11-18: SUMMARY OF REGISTERS ASSOCIATED WITH PORTJ
 2004 Microchip Technology Inc.
RJ0/ALE
RJ1/OE
RJ2/WRL
RJ3/WRH
RJ4/BA0
RJ5/CE
RJ6/LB
RJ7/UB
Legend:
PORTJ
LATJ
TRISJ
Pin Name
Name
PWR = Power Supply, O = Output, I = Input, ANA = Analog Signal, DIG = Digital Output, ST = Schmitt Buffer Input,
TTL = TTL Buffer Input, x = Don’t care (TRIS bit does not affect port direction or is overridden for this option).
TRISJ7
LATJ7
Function
Bit 7
RJ7
WRH
WRL
ALE
BA0
RJ0
RJ1
RJ2
RJ3
RJ4
RJ5
RJ6
RJ7
OE
CE
UB
LB
TRISJ6
LATJ6
Setting
Bit 6
RJ6
TRIS
0
1
x
0
1
x
0
1
x
0
1
x
0
1
x
0
1
x
0
1
x
0
1
x
TRISJ5
LATJ5
I/O
Bit 5
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
RJ5
I
I
I
I
I
I
I
I
Type
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
I/O
ST
ST
ST
ST
ST
ST
ST
ST
TRISJ4
LATJ4
Preliminary
Bit 4
RJ4
LATJ<0> data output.
PORTJ<0> data input.
External memory interface address latch enable control output. Takes
priority over digital I/O.
LATJ<1> data output.
PORTJ<1> data input.
External memory interface output enable control output. Takes priority
over digital I/O.
LATJ<2> data output.
PORTJ<2> data input.
External memory bus write low byte control. Takes priority over
digital I/O.
LATJ<3> data output.
PORTJ<3> data input.
External memory interface write high byte control output. Takes priority
over digital I/O.
LATJ<4> data output.
PORTJ<4> data input.
External memory interface byte address 0 control output. Takes
priority over digital I/O.
LATJ<5> data output.
PORTJ<5> data input.
External memory interface chip enable control output. Takes priority
over digital I/O.
LATJ<6> data output.
PORTJ<6> data input.
External memory interface lower byte enable control output. Takes
priority over digital I/O.
LATJ<7> data output.
PORTJ<7> data input.
External memory interface upper byte enable control output. Takes
priority over digital I/O.
TRISJ3
LATJ3
Bit 3
RJ3
PIC18F8722 FAMILY
TRISJ2
LATJ2
Bit 2
RJ2
Description
TRISJ1
LATJ1
Bit 1
RJ1
TRISJ0
LATJ0
Bit 0
RJ0
DS39646B-page 157
on page
Values
Reset
60
60
60