Microchip Technology ARD00385 Data Sheet
PIC18F87K90 FAMILY
DS39957D-page 136
2009-2011 Microchip Technology Inc.
REGISTER 10-6:
PIR3: PERIPHERAL INTERRUPT REQUEST (FLAG) REGISTER 3
R/W-0
R/W-0
R-0
R-0
R/W-0
R/W-0
R/W-0
R/W-0
TMR5GIF
LCDIF
RC2IF
TX2IF
CTMUIF
CCP2IF
CCP1IF
RTCCIF
bit 7
bit 0
Legend:
R = Readable bit
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
TMR5GIF:
Timer5 Gate Interrupt Flag bit
1
= Timer gate interrupt occurred (must be cleared in software)
0
= No timer gate interrupt occurred
bit 6
LCDIF:
LCD Interrupt Flag bit (valid when Type-B waveform with Non-Static mode is selected)
1
= LCD data of all COMs is output (must be cleared in software)
0
= LCD data of all COMs is not yet output
bit 5
RC2IF:
EUSART Receive Interrupt Flag bit
1
= The EUSART receive buffer, RCREG2, is full (cleared when RCREG2 is read)
0
= The EUSART receive buffer is empty
bit 4
TX2IF:
EUSART Transmit Interrupt Flag bit
1
= The EUSART transmit buffer, TXREG2, is empty (cleared when TXREG2 is written)
0
= The EUSART transmit buffer is full
bit 3
CTMUIF:
CTMU Interrupt Flag bit
1
= CTMU interrupt occurred (must be cleared in software)
0
= No CTMU interrupt occurred
bit 2
CCP2IF:
ECCP2 Interrupt Flag bit
Capture mode:
1
1
= A TMR register capture occurred (must be cleared in software)
0
= No TMR register capture occurred
Compare mode:
1
1
= A TMR register compare match occurred (must be cleared in software)
0
= No TMR register compare match occurred
PWM mode:
Unused in this mode.
Unused in this mode.
bit 1
CCP1IF:
ECCP1 Interrupt Flag bit
Capture mode:
1
1
= A TMR register capture occurred (must be cleared in software)
0
= No TMR register capture occurred
Compare mode:
1
1
= A TMR register compare match occurred (must be cleared in software)
0
= No TMR register compare match occurred
PWM mode:
Unused in this mode.
Unused in this mode.
bit 0
RTCCIF:
RTCC Interrupt Flag bit
1
= RTCC interrupt occurred (must be cleared in software)
0
= No RTCC interrupt occurred