PIC16F872-I/SP Microchip Technology Inc., PIC16F872-I/SP Datasheet - Page 17
PIC16F872-I/SP
Manufacturer Part Number
PIC16F872-I/SP
Description
28 PIN, 7 KB FLASH, 128 RAM, 22 I/O
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC16F872-ISP.pdf
(168 pages)
Specifications of PIC16F872-I/SP
A/d Inputs
5-Channel, 10-Bit
Cpu Speed
5 MIPS
Eeprom Memory
64 Bytes
Input Output
22
Interface
I2C/SPI
Memory Type
Flash
Number Of Bits
8
Package Type
28-pin SPDIP
Programmable Memory
3.5K Bytes
Ram Size
128 Bytes
Speed
20 MHz
Timers
2-8-bit, 1-16-bit
Voltage, Range
2-5.5 V
Lead Free Status / Rohs Status
RoHS Compliant part
Electrostatic Device
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2.2.2.4
The PIE1 register contains the individual enable bits for
the peripheral interrupts.
REGISTER 2-4:
© 2006 Microchip Technology Inc.
bit 7
bit 6
bit 5-4
bit 3
bit 2
bit 1
bit 0
PIE1 Register
PIE1 REGISTER (ADDRESS: 8Ch)
bit 7
Reserved: Always maintain these bits clear
ADIE: A/D Converter Interrupt Enable bit
1 = Enables the A/D converter interrupt
0 = Disables the A/D converter interrupt
Reserved: Always maintain these bits clear
SSPIE: Synchronous Serial Port Interrupt Enable bit
1 = Enables the SSP interrupt
0 = Disables the SSP interrupt
CCP1IE: CCP1 Interrupt Enable bit
1 = Enables the CCP1 interrupt
0 = Disables the CCP1 interrupt
TMR2IE: TMR2 to PR2 Match Interrupt Enable bit
1 = Enables the TMR2 to PR2 match interrupt
0 = Disables the TMR2 to PR2 match interrupt
TMR1IE: TMR1 Overflow Interrupt Enable bit
1 = Enables the TMR1 overflow interrupt
0 = Disables the TMR1 overflow interrupt
Legend:
R = Readable bit
- n = Value at POR
reserved
R/W-0
R/W-0
ADIE
reserved
R/W-0
W = Writable bit
’1’ = Bit is set
reserved
R/W-0
Note:
SSPIE
R/W-0
U = Unimplemented bit, read as ‘0’
’0’ = Bit is cleared
Bit PEIE (INTCON<6>) must be set to
enable any peripheral interrupt.
CCP1IE
R/W-0
PIC16F872
x = Bit is unknown
TMR2IE
R/W-0
DS30221C-page 15
TMR1IE
R/W-0
bit 0
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