PIC18F2331_07 Datasheet, PDF (125/400 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D

PIC18F2331/2431/4331/4431
FIGURE 10-18: BLOCK DIAGRAM OF RC5
I²C™ Mode
PORT/SSPEN & SSPMX_Select
SCK/SCL Data Out
0
VDD
P
RD LATC
1
Data Bus
WR LATC
or PORTC
D
Q
CK Q
Data Latch
N
D
Q
VSS
WR TRISC
CK Q
TRIS Latch
RC5 Pin
SDO Drive
RD TRISC
RD PORTC
SCL or SCL Input
Q
D
EN
Schmitt
Trigger
SSPMX⁽¹⁾
Note 1: SCK/SCL are multiplexed on RD3 and RC5 using SSPMX bit in the Configuration register.
FIGURE 10-19: BLOCK DIAGRAM OF RC6
EUSART Select
TX Data Out/CK
0
VDD
P
RD LATC
1
Data Bus
WR LATC
or PORTC
D
Q
CK Q
Data Latch
N
D
Q
VSS
WR TRISC
CK Q
TRIS Latch
RC6 Pin
EUSART Select
RD TRISC
RD PORTC
CK Input
SS Input
Schmitt
TTL
Trigger
Q
D
EN
© 2007 Microchip Technology Inc.
Preliminary
DS39616C-page 123