PIC17C44 datasheet(23/241 Pages) MICROCHIP

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DS30412C-page 23

PIC17C4X

5.2

Peripheral Interrupt Enable Register

(PIE)

This register contains the individual ﬂag bits for the

Peripheral interrupts.

FIGURE 5-3: PIE REGISTER (ADDRESS: 17h, BANK 1)

R/W - 0 R/W - 0 R/W - 0 R/W - 0 R/W - 0 R/W - 0 R/W - 0 R/W - 0

RBIE

TMR3IE TMR2IE TMR1IE CA2IE

CA1IE

TXIE

RCIE

R = Readable bit

W = Writable bit

-n = Value at POR reset

bit7

bit0

bit 7:

RBIE: PORTB Interrupt on Change Enable bit

1 = Enable PORTB interrupt on change

0 = Disable PORTB interrupt on change

bit 6:

TMR3IE: Timer3 Interrupt Enable bit

1 = Enable Timer3 interrupt

0 = Disable Timer3 interrupt

bit 5:

TMR2IE: Timer2 Interrupt Enable bit

1 = Enable Timer2 interrupt

0 = Disable Timer2 interrupt

bit 4:

TMR1IE: Timer1 Interrupt Enable bit

1 = Enable Timer1 interrupt

0 = Disable Timer1 interrupt

bit 3:

CA2IE: Capture2 Interrupt Enable bit

1 = Enable Capture interrupt on RB1/CAP2 pin

0 = Disable Capture interrupt on RB1/CAP2 pin

bit 2:

CA1IE: Capture1 Interrupt Enable bit

1 = Enable Capture interrupt on RB2/CAP1 pin

0 = Disable Capture interrupt on RB2/CAP1 pin

bit 1:

TXIE: USART Transmit Interrupt Enable bit

1 = Enable Transmit buffer empty interrupt

0 = Disable Transmit buffer empty interrupt

bit 0:

RCIE: USART Receive Interrupt Enable bit

1 = Enable Receive buffer full interrupt

0 = Disable Receive buffer full interrupt

PIC17C44 Datasheet(PDF) 23 Page - Microchip Technology

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