mc68hc05jb4p Freescale Semiconductor, Inc, mc68hc05jb4p Datasheet - Page 44

• Manufacturer Part Number: mc68hc05jb4p
• Description: Mc68hc705jb4 Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

GENERAL RELEASE SPECIFICATION
STOP INTERNAL PROCESSOR CLOCK,
STOP INTERNAL TIMER CLOCK,
STOP EXTERNAL OSCILLATOR,
RESET START-UP DELAY
CLEAR I-BIT IN CCR,
SET IRQE IN ICSR
INTERRUPT?
INTERRUPT?
OR RESET?
EXTERNAL
EXTERNAL
EXTERNAL
INTERRUPT
RESET?
STOP
IRQ2
IRQ
USB
NO
NO
NO
NO
RESTART EXTERNAL OSCILLATOR,
START STABILIZATION DELAY
YES
YES
YES
YES
Freescale Semiconductor, Inc.
Figure 6-1. STOP and WAIT Flowchart
STABILIZATION
RESTART INTERNAL PROCESSOR CLOCK
1. LOAD PC WITH RESET VECTOR
2. SERVICE INTERRUPT.
For More Information On This Product,
END OF
a. SAVE CPU REGISTERS ON STACK.
b. SET I BIT IN CCR.
c. LOAD PC WITH INTERRUPT VECTOR.
DELAY?
NO
Go to: www.freescale.com
YES
LOW POWER MODES
OR
February 24, 1999
STOP INTERNAL PROCESSOR CLOCK,
EXTERNAL OSCILLATOR ACTIVE,
INTERNAL TIMER CLOCK ACTIVE
YES
YES
YES
YES
YES
YES
CLEAR I-BIT IN CCR,
SET IRQE IN ICSR
INTERRUPT?
INTERRUPT?
INTERRUPT?
EXTERNAL
EXTERNAL
EXTERNAL
INTERRUPT?
RESET OR
INTERRUPT?
INTERNAL
INTERNAL
RESET?
WAIT
TIMER1
IRQ2
IRQ
USB
MFT
NO
NO
NO
NO
NO
NO
REV