PIC18F2420-I/SOC01 Microchip, PIC18F2420-I/SOC01 Datasheet - Page 22

• Manufacturer Part Number: PIC18F2420-I/SOC01
• Description: 28 pin, 16 kb flash, 3804 ram, 25 i/o...
• Manufacturer: Microchip

PIC18F2420/2520/4420/4520
TABLE 1-3:
DS39631E-page 20
RD0/PSP0
RD1/PSP1
RD2/PSP2
RD3/PSP3
RD4/PSP4
RD5/PSP5/P1B
RD6/PSP6/P1C
RD7/PSP7/P1D
Legend: TTL = TTL compatible input
Note 1: Default assignment for CCP2 when Configuration bit, CCP2MX, is set.
RD0
PSP0
RD1
PSP1
RD2
PSP2
RD3
PSP3
RD4
PSP4
RD5
PSP5
P1B
RD6
PSP6
P1C
RD7
PSP7
P1D
2: Alternate assignment for CCP2 when Configuration bit, CCP2MX, is cleared.
Pin Name
ST = Schmitt Trigger input with CMOS levels
O
= Output
PIC18F4420/4520 PINOUT I/O DESCRIPTIONS (CONTINUED)
PDIP
19
20
21
22
27
28
29
30
Pin Number
QFN TQFP
38
39
40
41
2
3
4
5
38
39
40
41
2
3
4
5
Type
Pin
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
Buffer
Type
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
ST
ST
ST
ST
ST
ST
ST
ST
—
—
—
CMOS = CMOS compatible input or output
I
P
PORTD is a bidirectional I/O port or a Parallel Slave
Port (PSP) for interfacing to a microprocessor port.
These pins have TTL input buffers when PSP module
is enabled.
Digital I/O.
Parallel Slave Port data.
Digital I/O.
Parallel Slave Port data.
Digital I/O.
Parallel Slave Port data.
Digital I/O.
Parallel Slave Port data.
Digital I/O.
Parallel Slave Port data.
Digital I/O.
Parallel Slave Port data.
Enhanced CCP1 output.
Digital I/O.
Parallel Slave Port data.
Enhanced CCP1 output.
Digital I/O.
Parallel Slave Port data.
Enhanced CCP1 output.
= Input
= Power
Description
© 2008 Microchip Technology Inc.