PIC18F1XK22 Datasheet, PDF (86/388 Pages) Microchip Technology – 20-Pin Flash Microcontrollers with nanoWatt XLP Technology

PIC18F1XK22/LF1XK22
REGISTER 8-6: PORTB: PORTB REGISTER
R/W-x
R/W-x
R/W-x
R/W-x
U-0
U-0
U-0
U-0
RB7
RB6
RB5
RB4
—
—
—
—
bit 7
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-4
bit 3-0
RB<7:4>: PORTB I/O Pin bit
1 = Port pin is >VIH
0 = Port pin is <VIL
Unimplemented: Read as ‘0’
REGISTER 8-7: TRISB: PORTB TRI-STATE REGISTER
R/W-1
R/W-1
R/W-1
R/W-1
U-0
U-0
U-0
U-0
TRISB7
TRISB6
TRISB5
TRISB4
—
—
—
—
bit 7
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-4
bit 3-0
TRISB<7:4>: PORTB Tri-State Control bit
1 = PORTB pin configured as an input (tri-stated)
0 = PORTB pin configured as an output
Unimplemented: Read as ‘0’
REGISTER 8-8: LATB: PORTB DATA LATCH REGISTER
R/W-x
R/W-x
R/W-x
R/W-x
U-0
U-0
LATB7
LATB6
LATB5
LATB4
—
—
bit 7
U-0
U-0
—
—
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-4
bit 3-0
LATB<7:4>: RB<7:4> Port I/O Output Latch Register bits
Unimplemented: Read as ‘0’
DS41365D-page 86
Preliminary
 2010 Microchip Technology Inc.