PIC16F1946 Datasheet, PDF (88/440 Pages) Microchip Technology – 64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt XLP Technology

PIC16F/LF1946/47
FIGURE 7-3:
OSC1
INTERRUPT LATENCY
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
CLKOUT
Interrupt
GIE
Interrupt Sampled
during Q1
PC
PC-1
PC
Execute 1 Cycle Instruction at PC
PC+1
Inst(PC)
NOP
0004h
NOP
0005h
Inst(0004h)
Interrupt
GIE
PC
PC-1
PC
Execute 2 Cycle Instruction at PC
PC+1/FSR
ADDR
Inst(PC)
New PC/
PC+1
NOP
0004h
NOP
0005h
Inst(0004h)
Interrupt
GIE
PC
PC-1
PC
FSR ADDR
Execute 3 Cycle Instruction at PC INST(PC)
PC+1
NOP
Interrupt
GIE
PC
PC-1
PC
FSR ADDR
PC+1
Execute 3 Cycle Instruction at PC
INST(PC)
NOP
PC+2
NOP
0004h
0005h
NOP
Inst(0004h) Inst(0005h)
PC+2
NOP
NOP
0004h
0005h
NOP
Inst(0004h)
DS41414A-page 86
Preliminary
 2010 Microchip Technology Inc.