Microchip Technology DM164130-7 Data Sheet
PIC16(L)F1946/47
DS41414D-page 140
2010-2012 Microchip Technology Inc.
12.10 Register Definitions: PORTD
REGISTER 12-13: PORTD: PORTD REGISTER
R/W-x/u
R/W-x/u
R/W-x/u
R/W-x/u
R/W-x/u
R/W-x/u
R/W-x/u
R/W-x/u
RD7
RD6
RD5
RD4
RD3
RD2
RD1
RD0
bit 7
bit 0
Legend:
R = Readable bit
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
u = Bit is unchanged
x = Bit is unknown
-n/n = Value at POR and BOR/Value at all other Resets
‘1’ = Bit is set
‘0’ = Bit is cleared
bit 7-0
RD<7:0>: PORTD General Purpose I/O Pin bits
1 = Port pin is > V
1 = Port pin is > V
IH
0 = Port pin is < V
IL
REGISTER 12-14: TRISD: PORTD TRI-STATE REGISTER
R/W-1/1
R/W-1/1
R/W-1/1
R/W-1/1
R/W-1/1
R/W-1/1
R/W-1/1
R/W-1/1
TRISD7
TRISD6
TRISD5
TRISD4
TRISD3
TRISD2
TRISD1
TRISD0
bit 7
bit 0
Legend:
R = Readable bit
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
u = Bit is unchanged
x = Bit is unknown
-n/n = Value at POR and BOR/Value at all other Resets
‘1’ = Bit is set
‘0’ = Bit is cleared
bit 7-0
TRISD<7:0>: PORTD Tri-State Control bits
1 = PORTD pin configured as an input (tri-stated)
0 = PORTD pin configured as an output
1 = PORTD pin configured as an input (tri-stated)
0 = PORTD pin configured as an output
REGISTER 12-15: LATD: PORTD DATA LATCH REGISTER
R/W-x/u
R/W-x/u
R/W-x/u
R/W-x/u
R/W-x/u
R/W-x/u
R/W-x/u
R/W-x/u
LATD7
LATD6
LATD5
LATD4
LATD3
LATD2
LATD1
LATD0
bit 7
bit 0
Legend:
R = Readable bit
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
u = Bit is unchanged
x = Bit is unknown
-n/n = Value at POR and BOR/Value at all other Resets
‘1’ = Bit is set
‘0’ = Bit is cleared
bit 7-0
LATD<7:0>: PORTD Output Latch Value bits
(1)
Note 1:
Writes to PORTD are actually written to corresponding LATD register. Reads from PORTD register is
return of actual I/O pin values.
return of actual I/O pin values.