PIC24F08KL402 datasheet(74/260 Pages) MICROCHIP

74 / 260 page

PIC24F16KL402 FAMILY

DS31037B-page 74

 2011 Microchip Technology Inc.

IFS1: INTERRUPT FLAG STATUS REGISTER 1

R/W-0

U-0

R/W-0

U-0

R/W-0

U-0

U2TXIF(1)

U2RXIF(1)

INT2IF

—T4IF(1)

—

CCP3IF(1)

—

bit 15

bit 8

U-0

R/W-0

—

INT1IF

CNIF

CMIF

BCL1IF

SSP1IF

bit 7

bit 0

Legend:

R = Readable bit

W = Writable bit

U = Unimplemented bit, read as ‘0’

-n = Value at POR

‘1’ = Bit is set

‘0’ = Bit is cleared

x = Bit is unknown

bit 15

U2TXIF:

UART2 Transmitter Interrupt Flag Status bit(1)

= Interrupt request has occurred

= Interrupt request has not occurred

bit 14

U2RXIF:

UART2 Receiver Interrupt Flag Status bit(1)

= Interrupt request has occurred

= Interrupt request has not occurred

bit 13

INT2IF:

External Interrupt 2 Flag Status bit

= Interrupt request has occurred

= Interrupt request has not occurred

bit 12

Unimplemented:

Read as ‘0’

bit 11

T4IF:

Timer4 Interrupt Flag Status bit(1)

= Interrupt request has occurred

= Interrupt request has not occurred

bit 10

Unimplemented:

Read as ‘0’

bit 9

CCP3IF:

Capture/Compare/PWM 3 Interrupt Flag Status bit (1)

= Interrupt request has occurred

= Interrupt request has not occurred

bit 8-5

Unimplemented:

Read as ‘0’

bit 4

INT1IF:

External Interrupt 1 Flag Status bit

= Interrupt request has occurred

= Interrupt request has not occurred

bit 3

CNIF:

Input Change Notification Interrupt Flag Status bit

= Interrupt request has occurred

= Interrupt request has not occurred

bit 2

CMIF:

Comparator Interrupt Flag Status bit

= Interrupt request has occurred

= Interrupt request has not occurred

bit 1

BCL1IF:

MSSP1 I2C Bus Collision Interrupt Flag Status bit

= Interrupt request has occurred

= Interrupt request has not occurred

bit 0

SSP1IF:

MSSP1 SPI/I2C Event Interrupt Flag Status bit

= Interrupt request has occurred

= Interrupt request has not occurred

Note 1:

These bits are unimplemented on PIC24FXXKL10X and PIC24FXXKL20X devices.

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