PIC16LF1507 Datasheet, PDF (112/266 Pages) Microchip Technology – 20-Pin Flash, 8-Bit Microcontrollers

PIC16(L)F1507
FIGURE 12-1:
INTERRUPT-ON-CHANGE BLOCK DIAGRAM (PORTB EXAMPLE)
IOCBNx
D
Q
CK
R
Q4Q1
Edge
Detect
RBx
IOCBPx
Q2
D
Q
CK
R
Data Bus =
0 or 1
Write IOCBFx
DS Q
CK
To Data Bus
IOCBFx
IOCIE
From all other
IOCBFx individual
Pin Detectors
IOC interrupt
to CPU core
Q1
Q1
Q1
Q2
Q2
Q2
Q3
Q3
Q3
Q4 _Q4
Q4
Q4
Q4Q1
Q4Q1
Q4Q1
Q4Q1
 2011 Microchip Technology Inc.
Preliminary
DS41586A-page 112