PIC16F688 Datasheet, PDF (18/174 Pages) Microchip Technology – 14-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology

PIC16F688
2.2.2.4 PIE1 Register
The PIE1 register contains the interrupt enable bits, as
shown in Register 2-4.
Note: Bit PEIE (INTCON<6>) must be set to
enable any peripheral interrupt.
REGISTER 2-4:
PIE1 – PERIPHERAL INTERRUPT ENABLE REGISTER 1 (ADDRESS: 8Ch)
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
EEIE
ADIE
RCIE
C2IE
C1IE
OSFIE
TXIE TMR1IE
bit 7
bit 0
bit 7
EEIE: EE Write Complete Interrupt Enable bit
1 = Enables the EE write complete interrupt
0 = Disables the EE write complete interrupt
bit 6
ADIE: A/D Converter Interrupt Enable bit
1 = Enables the A/D converter interrupt
0 = Disables the A/D converter interrupt
bit 5
RCIE: USART Receive Interrupt Enable bit
1 = Enables the USART receive interrupt
0 = Disables the USART receive interrupt
bit 4
C2IE: Comparator 2 Interrupt Enable bit
1 = Enables the Comparator 2 interrupt
0 = Disables the Comparator 2 interrupt
bit 3
C1IE: Comparator 1 Interrupt Enable bit
1 = Enables the Comparator 1 interrupt
0 = Disables the Comparator 1 interrupt
bit 2
OSFIE: Oscillator Fail Interrupt Enable bit
1 = Enables the oscillator fail interrupt
0 = Disables the oscillator fail interrupt
bit 1
TXIE: USART Transmit Interrupt Enable bit
1 = Enables the USART transmit interrupt
0 = Disables the USART transmit interrupt
bit 0
TMR1IE: Timer1 Overflow Interrupt Enable bit
1 = Enables the Timer1 overflow interrupt
0 = Disables the Timer1 overflow interrupt
Legend:
R = Readable bit
- n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared x = Bit is unknown
DS41203B-page 16
Preliminary
 2004 Microchip Technology Inc.