PIC12F635-I/MD Microchip Technology, PIC12F635-I/MD Datasheet - Page 30
PIC12F635-I/MD
Manufacturer Part Number
PIC12F635-I/MD
Description
IC PIC MCU FLASH 1KX14 8DFN
Manufacturer
Microchip Technology
Series
PIC® 12Fr
Specifications of PIC12F635-I/MD
Core Size
8-Bit
Program Memory Size
1.75KB (1K x 14)
Core Processor
PIC
Speed
20MHz
Peripherals
Brown-out Detect/Reset, POR, WDT
Number Of I /o
5
Program Memory Type
FLASH
Eeprom Size
128 x 8
Ram Size
64 x 8
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
8-DFN
Controller Family/series
PIC12
No. Of I/o's
6
Eeprom Memory Size
128Byte
Ram Memory Size
64Byte
Cpu Speed
20MHz
No. Of Timers
2
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
AC164326 - MODULA SKT PM3 20QFNXLT08DFN2 - SOCKET TRANSITION ICE 14DIP/8DFNAC162057 - MPLAB ICD 2 HEADER 14DIPXLT08DFN - SOCKET TRANSITION ICE 8DFN
Data Converters
-
Connectivity
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
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Manufacturer
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PIC12F635/PIC16F636/639
2.2.2.3
The INTCON register is a readable and writable
register which contains the various enable and flag bits
for TMR0 register overflow, PORTA change and
external RA2/INT pin interrupts.
REGISTER 2-3:
DS41232D-page 28
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
Note 1:
R/W-0
GIE
2:
3:
IOCA register must also be enabled.
T0IF bit is set when Timer0 rolls over. Timer0 is unchanged on Reset and should be initialized before
clearing T0IF bit.
Includes ULPWU interrupt.
INTCON Register
GIE: Global Interrupt Enable bit
1 = Enables all unmasked interrupts
0 = Disables all interrupts
PEIE: Peripheral Interrupt Enable bit
1 = Enables all unmasked peripheral interrupts
0 = Disables all peripheral interrupts
T0IE: Timer0 Overflow Interrupt Enable bit
1 = Enables the Timer0 interrupt
0 = Disables the Timer0 interrupt
INTE: RA2/INT External Interrupt Enable bit
1 = Enables the RA2/INT external interrupt
0 = Disables the RA2/INT external interrupt
RAIE: PORTA Change Interrupt Enable bit
1 = Enables the PORTA change interrupt
0 = Disables the PORTA change interrupt
T0IF: Timer0 Overflow Interrupt Flag bit
1 = TMR0 register has overflowed (must be cleared in software)
0 = TMR0 register did not overflow
INTF: RA2/INT External Interrupt Flag bit
1 = The RA2/INT external interrupt occurred (must be cleared in software)
0 = The RA2/INT external interrupt did not occur
RAIF: PORTA Change Interrupt Flag bit
1 = When at least one of the PORTA general purpose I/O pins changed state (must be cleared in
0 = None of the PORTA general purpose I/O pins have changed state
R/W-0
PEIE
software)
INTCON: INTERRUPT CONTROL REGISTER
W = Writable bit
‘1’ = Bit is set
R/W-0
T0IE
R/W-0
INTE
(2)
(1,3)
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
RAIE
R/W-0
Note:
(1,3)
Interrupt flag bits are set when an interrupt
condition occurs, regardless of the state of
its corresponding enable bit or the Global
Interrupt Enable bit, GIE of the INTCON
register. User software should ensure the
appropriate interrupt flag bits are clear
prior to enabling an interrupt.
T0IF
R/W-0
(2)
© 2007 Microchip Technology Inc.
x = Bit is unknown
R/W-0
INTF
R/W-x
RAIF
bit 0
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