PIC16LF1824T39A_12 Datasheet, PDF (130/418 Pages) Microchip Technology – 20-Pin Flash Microcontrollers with XLP Technology

PIC16LF1824T39A
FIGURE 13-1:
INTERRUPT-ON-CHANGE BLOCK DIAGRAM (PORTA EXAMPLE)
IOCANx
RAx
D
Q
CK
R
IOCAFx
From all other IOCAFx
individual pin detectors
IOCIE
IOC Interrupt to
CPU Core
IOCAPx
D
Q
CK
R
Q2 Clock Cycle
REGISTER 13-1: IOCAP: INTERRUPT-ON-CHANGE PORTA POSITIVE EDGE REGISTER
U-0
—
bit 7
U-0
R/W-0/0
R/W-0/0
R/W-0/0
R/W-0/0
R/W-0/0
R/W-0/0
—
IOCAP5
IOCAP4
IOCAP3
IOCAP2
IOCAP1
IOCAP0
bit 0
Legend:
R = Readable bit
u = Bit is unchanged
‘1’ = Bit is set
W = Writable bit
x = Bit is unknown
‘0’ = Bit is cleared
U = Unimplemented bit, read as ‘0’
-n/n = Value at POR and BOR/Value at all other Resets
bit 7-6
bit 5-0
Unimplemented: Read as ‘0’
IOCAP<5:0>: Interrupt-on-Change PORTA Positive Edge Enable bits
1 = Interrupt-on-Change enabled on the pin for a positive going edge. Associated Status bit and interrupt
flag will be set upon detecting an edge.
0 = Interrupt-on-Change disabled for the associated pin.
DS41657A-page 130
Preliminary
 2012 Microchip Technology Inc.