PIC12F609-I/PQTP MICROCHIP [Microchip Technology], PIC12F609-I/PQTP Datasheet - Page 39

• Manufacturer Part Number: PIC12F609-I/PQTP
• Description: 8-Pin Flash-Based, 8-Bit CMOS Microcontrollers
• Manufacturer: MICROCHIP [Microchip Technology]

4.2.4.4
Figure 4-3 shows the diagram for this pin. The GP3 pin
is configurable to function as one of the following:
• a general purpose input
• a Timer1 gate (count enable), alternate pin
• as Master Clear Reset with weak pull-up
FIGURE 4-3:
© 2006 Microchip Technology Inc.
Note 1: Alternate pin function.
Interrupt-on-
Change
2: PIC12F615/HV615 only.
Note 1:
Write ‘0’ to GBIF
GP3/T1G
Set has priority over Reset
Q
BLOCK DIAGRAM OF GP3
(1, 2)
S
R
(1)
/MCLR/V
Data Bus
GPIO
TRISIO
IOC
IOC
WR
RD
RD
RD
From other
GP<5:4, 2:0> pins
PP
PIC12F609/615/12HV609/615
D
(1, 2)
CK
Q
Q
Preliminary
V
SS
Reset
MCLRE
Q
Q
RD GPIO
MCLRE
EN
EN
MCLRE
D
D
V
DD
Weak
V
DS41302A-page 37
SS
Q1
Input
Pin