PIC16F688 Datasheet, PDF (44/174 Pages) Microchip Technology – 14-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology

PIC16F688
4.3.6 RC5/RX/DT
The RC5 is configurable to function as one of the
following:
• a general purpose I/O
• a digital I/O for the EUSART
FIGURE 4-10:
BLOCK DIAGRAM OF RC5
PIN
Data Bus
D
EUSART Out
Enable
Q
WR
PORTC
CK _Q
DQ
EUSART 1
DT Out
0
WR
TRISC
CK _Q
VDD
I/O Pin
VSS
RD
TRISC
RD
PORTC
To EUSART RX/DT In
DS41203B-page 42
Preliminary
 2004 Microchip Technology Inc.