PIC18F2331 MICROCHIP [Microchip Technology], PIC18F2331 Datasheet - Page 123

• 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 10-18:
FIGURE 10-19:
 2003 Microchip Technology Inc.
SCK/SCL Data Out
PORT/ SSPEN & SSPMX_ Select
Note 1: SCK/SCL are multiplexed on RD3 and RC5 using SSPMX bit in the configuration register.
SCL or SCL input
I
2
C™ Mode
CK Input
SS input
TX Data Out/CK
RD PORTC
WR TRISC
SDO Drive
USART Select
USART Select
WR LATC
Data Bus
PORTC
RD PORTC
WR TRISC
WR LATC
Data Bus
PORTC
or
or
BLOCK DIAGRAM OF RC5
BLOCK DIAGRAM OF RC6
TRIS Latch
Data Latch
D
D
RD TRISC
CK
CK
TRIS Latch
D
Data Latch
D
RD TRISC
CK
CK
RD LATC
Q
Q
Q
Q
RD LATC
Q
Q
Q
Q
PIC18F2331/2431/4331/4431
Preliminary
0
1
0
1
Q
Q
EN
D
EN
D
V
V
N
P
SS
DD
Schmitt
Trigger
V
V
N
P
SS
DD
Schmitt
Trigger
TTL
RC5 Pin
DS39616B-page 121
RC6 Pin
SSPMX
(1)