MCMC68HC05L16 Freescale Semiconductor, Inc, MCMC68HC05L16 Datasheet - Page 48

• Manufacturer Part Number: MCMC68HC05L16
• Description: M68hc05 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Low-Power Modes
48
Notes:
CPU:
PH2:
X1:
X2:
PH2 is at same frequency as internal processor clock E.
X1 = OSC
X2 = XOSC
X1EN = FOSCE
STATE B
Figure 5-1. Clock State and STOP Recovery/Power-On Reset Delay Diagrams
RUN
X1/4
ON
ON
X1EN = 0
CPU:
PH2:
X1:
X2:
CPU:
PH2:
X1:
X2:
CPU:
PH2:
X1:
X2:
STATE D
STATE E
STATE A
MC68HC05L16 • MC68HC705L16 Data Sheet, Rev. 4.1
RUN
X1/2
ON
ON
RUN
X2/2
ON
ON
RUN
X2/2
OFF
ON
X1EN = 1
CPU: RUN
PH2:
X1:
X2:
STATE C
X1/64
ON
ON
Low Power
STOP ↔ E ↔ D ↔ C ↔ B ↔ A
POWER-ON
DELAY
RESET
INT
RESET
RESET
INT
INT
INT
High Speed
STATE D
STATE E
STATE A
STATE B
STATE C
Freescale Semiconductor
STOP
STOP
STOP