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2010-2012 Microchip Technology Inc.
DS39977F-page 155
PIC18F66K80 FAMILY
REGISTER 10-7:
PIR4: PERIPHERAL INTERRUPT REQUEST (FLAG) REGISTER 4
R/W-0
U-0
R/W-0
TMR4IF
EEIF
CMP2IF
CMP1IF
—
CCP5IF
CCP4IF
CCP3IF
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 7
TMR4IF:
TMR4 Overflow Interrupt Flag bit
1
= TMR4 register overflowed (must be cleared in software)
0
= TMR4 register did not overflow
bit 6
EEIF:
Data EEDATA/Flash Write Operation Interrupt Flag bit
1
= The write operation is complete (must be cleared in software)
0
= The write operation is not complete or has not been started
bit 5
CMP2IF:
CMP2 Interrupt Flag bit
1
= CMP2 interrupt occurred (must be cleared in software)
0
= CMP2 interrupt did not occur
bit 4
CMP1IF:
CMP1 Interrupt Flag bit
1
= CMP1 interrupt occurred (must be cleared in software)
0
= CMP1 interrupt did not occur
bit 3
Unimplemented:
Read as ‘0’
bit 2
CCP5IF:
CCP5 Interrupt Flag bit
Capture Mode
1
= A TMR register capture occurred (bit must be cleared in software)
0
= No TMR register capture occurred
Compare Mode
1
= A TMR register compare match occurred (must be cleared in software)
0
= No TMR register compare match occurred
PWM Mode
Not used in PWM mode.
bit 1
CCP4IF:
CCP4 Interrupt Flag bit
Capture Mode
1
= A TMR register capture occurred (bit must be cleared in software)
0
= No TMR register capture occurred
Compare Mode
1
= A TMR register compare match occurred (must be cleared in software)
0
= No TMR register compare match occurred
PWM Mode
Not used in PWM mode.
bit 0
CCP3IF:
CCP3 Interrupt Flag bit
Capture Mode
1
= A TMR register capture occurred (bit must be cleared in software)
0
= No TMR register capture occurred
Compare Mode
1
= A TMR register compare match occurred (must be cleared in software)
0
= No TMR register compare match occurred
PWM Mode
Not used in PWM mode.
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