Техническая Спецификация для Microchip Technology ARD00385
2009-2011 Microchip Technology Inc.
DS39957D-page 165
PIC18F87K90 FAMILY
TABLE 11-6:
SUMMARY OF REGISTERS ASSOCIATED WITH PORTC
RC7/RX1/DT1/
SEG28
SEG28
RC7
0
O
DIG
LATC<7> data output.
1
I
ST
PORTC<7> data input.
RX1
1
I
ST
Asynchronous serial receive data input (EUSART module).
DT1
1
O
DIG
Synchronous serial data output (EUSART module); takes priority over port data.
1
I
ST
Synchronous serial data input (EUSART module); user must configure as an input.
SEG28
1
O
ANA
LCD Segment 28 output; disables all other pin functions.
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Reset
Values
on Page:
PORTC
RC7
RC6
RC5
RC4
RC3
RC2
RC1
RC0
LATC
LATC7
LATBC6
LATC5
LATCB4
LATC3
LATC2
LATC1
LATC0
TRISC
TRISC7
TRISC6
TRISC5
TRISC4
TRISC3
TRISC2
TRISC1
TRISC0
LCDSE1
SE15
SE14
SE13
SE12
SE11
SE10
SE09
SE08
LCDSE2
SE23
SE22
SE21
SE20
SE19
SE18
SE17
SE16
LCDSE3
SE31
SE30
SE29
SE28
SE27
SE26
SE25
SE24
LCDSE4
SE39
(
SE38
SE37
SE36
)
SE35
(
)
SE34
(
)
SE33
SE32
ODCON1
SSP1OD CCP2OD CCP1OD
—
—
—
—
SSP2OD
Legend:
Shaded cells are not used by PORTC.
Note 1:
This bit is unimplemented in PIC18F6XK90 devices, read as ‘0’.
TABLE 11-5:
PORTC FUNCTIONS (CONTINUED)
Pin Name
Function
TRIS
Setting
I/O
I/O Type
Description
Legend:
O = Output, I = Input, ANA = Analog Signal, DIG = Digital Output, ST = Schmitt Trigger Buffer Input, TTL = TTL Buffer Input,
I
I
2
C = I
2
C Buffer Input, x = Don’t care (TRIS bit does not affect port direction or is overridden for this option).
Note
1:
Default assignment for ECCP2 when the CCP2MX Configuration bit is set.