PIC16C782 Microchip Technology Inc., PIC16C782 Datasheet - Page 134

• Manufacturer Part Number: PIC16C782
• Description: 8-bit Cmos Microcontrollers With A/d, D/a, Opamp, Comparators And Psmc
• Manufacturer: Microchip Technology Inc.

PIC16C781/782
FIGURE 14-12:
DS41171A-page 132
Note
OSC1
CLKOUT
INT pin
INTF flag
(INTCON<1>)
GIE bit
(INTCON<7>)
INSTRUCTION FLOW
Instruction
Fetched
Instruction
Executed
1:
2:
3:
(3)
PC
T
GIE = ’1’ assumed. In this case after wake- up, the processor jumps to the interrupt routine. If GIE = ’0’, execution will continue in-line.
CLKOUT is not available in these osc modes, but shown here for timing reference.
OST
Inst(PC) = SLEEP
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1
= 1024T
Inst(PC - 1)
PC
OSC
WAKE-UP FROM SLEEP THROUGH INTERRUPT
(drawing not to scale). This delay applies to LP, XT and HS modes only.
Inst(PC + 1)
SLEEP
PC+1
Processor in
SLEEP
PC+2
Preliminary
T
OST
(1)
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
Inst(PC + 2)
Inst(PC + 1)
PC+2
Dummy cycle
PC + 2
Interrupt Latency
2001 Microchip Technology Inc.
Inst(0004h)
Dummy cycle
0004h
(2)
Inst(0005h)
Inst(0004h)
0005h