Datasheet

PIC16F913/914/916/917/946
DS41250F-page 66 © 2007 Microchip Technology Inc.
3.5.1.5 RC4/T1G/SDO/SEG11
Figure 3-18 shows the diagram for this pin. The RC4pin
is configurable to function as one of the following:
• a general purpose I/O
• a Timer1 gate input
• a serial data output
• an analog output for the LCD
FIGURE 3-18: BLOCK DIAGRAM OF RC4
SDO
PORT/SDO Select
RD PORTC
Data Bus
WR PORTC
WR TRISC
I/O Pin
RD TRISC
1
0
QD
Q
CK
Data Latch
QD
Q
CK
TRIS Latch
Schmitt
Trigger
SE11 and LCDEN
Timer1 Gate
SEG11
SE11 and LCDEN
VDD
VSS