PIC18F2331 MICROCHIP [Microchip Technology], PIC18F2331 Datasheet - Page 129

• Manufacturer Part Number: PIC18F2331
• Description: 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 10-26:
FIGURE 10-27:
 2003 Microchip Technology Inc.
Note 1: The SDO output is multiplexed by SSPMX bit in the configuration register.
Note 1: T0CKI/T5CKI are multiplexed by SSPMX bit in the configuration register.
T0CKI/T5CKI Input
PORT/SPI Mode & SSPMX Select
SDO Data Out
RD PORTD
RD PORTD
WR TRISD
WR TRISD
WR LATD
WR LATD
Data Bus
Data Bus
PORTD
PORTD
or
or
BLOCK DIAGRAM OF RD1
BLOCK DIAGRAM OF RD0
TRIS Latch
Data Latch
TRIS Latch
D
D
Data Latch
D
D
RD TRISD
CK
RD TRISD
CK
CK
CK
RD LATD
RD LATD
Q
Q
Q
Q
Q
Q
Q
Q
PIC18F2331/2431/4331/4431
Preliminary
0
1
Q
Q
EN
EN
D
D
V
V
V
N
V
P
SS
N
P
SS
DD
DD
Schmitt
Trigger
Schmitt
Trigger
SSPMX
RD0 Pin
RD1 Pin
(1)
DS39616B-page 127