PIC12F683-E/MD MICROCHIP [Microchip Technology], PIC12F683-E/MD Datasheet - Page 41

• Manufacturer Part Number: PIC12F683-E/MD
• Description: 8-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology
• Manufacturer: MICROCHIP [Microchip Technology]

4.2.5.6
Figure 4-6 shows the diagram for this pin. The GP5 pin
is configurable to function as one of the following:
• a general purpose I/O
• a Timer1 clock input
• a crystal/resonator connection
• a clock input
TABLE 4-1:
© 2007 Microchip Technology Inc.
ANSEL
CCP1CON
CMCON0
PCON
INTCON
IOC
OPTION_REG
GPIO
T1CON
TRISIO
WPU
Legend:
Name
x = unknown, u = unchanged, – = unimplemented locations read as ‘0’. Shaded cells are not used by GPIO.
GP5/T1CKI/OSC1/CLKIN
T1GINV
GPPU
Bit 7
GIE
SUMMARY OF REGISTERS ASSOCIATED WITH GPIO
—
—
—
—
—
—
—
—
TMR1GE
INTEDG
ADCS2
COUT
PEIE
Bit 6
—
—
—
—
—
—
ULPWUE
T1CKPS1 T1CKPS0 T1OSCEN
TRISIO5
ADCS1
DC1B1
WPU5
T0CS
IOC5
Bit 5
T0IE
GP5
—
SBOREN
TRISIO4
ADCS0
DC1B0
WPU4
T0SE
CINV
IOC4
Bit 4
INTE
GP4
CCP1M3
TRISIO3
ANS3
GPIE
IOC3
Bit 3
PSA
GP3
CIS
—
—
CCP1M2
TRISIO2
T1SYNC
FIGURE 4-6:
WPU2
ANS2
IOC2
Bit 2
CM2
T0IF
GP2
TRISIO
TRISIO
PS2
—
GPIO
GPIO
WPU
WPU
Data
IOC
IOC
Bus
Interrupt-on-
WR
WR
WR
WR
RD
RD
RD
RD
change
Note
CCP1M1
TMR1CS
TRISIO1
WPU1
ANS1
IOC1
Bit 1
POR
INTF
CM1
GP1
PS1
D
D
D
D
To Timer1 or CLKGEN
CK
CK
CK
CK
1: Timer1 LP oscillator enabled.
2: When using Timer1 with LP oscillator, the
Schmitt Trigger is bypassed.
Q
Q
Q
Q
Q
Q
Q
Q
TMR1ON
CCP1M0
TRISIO0
WPU0
ANS0
Bit 0
BOR
GPIF
IOC0
CM0
GP0
PS0
BLOCK DIAGRAM OF GP5
INTOSC
OSC2
Mode
PIC12F683
-000 1111
--00 0000
-0-0 0000
--01 --qq
0000 0000
--00 0000
1111 1111
--xx xxxx
0000 0000
--11 1111
--11 -111
POR, BOR
INTOSC
Value on
GPPU
Mode
Oscillator
RD GPIO
Circuit
TMR1LPEN
Q
Q
DS41211D-page 39
EN
EN
D
D
V
(1)
DD
-000 1111
--00 0000
-0-0 0000
--0u --uu
0000 000x
--00 0000
1111 1111
--x0 x000
0000 0000
--11 1111
--11 -111
Weak
V
Value on
all other
V
Resets
DD
Q3
SS
I/O pin
(1)