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| MC9S08DZ128 Datasheet, PDF (43/458 Pages) Freescale Semiconductor, Inc – Microcontrollers | |||
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Chapter 3 Modes of Operation
clocks to the peripheral systems are halted to reduce power consumption. Refer to Section 3.6.1, âStop3
Modeâ and Section 3.6.1, âStop3 Modeâ for speciï¬c information on system behavior in stop modes.
Table 3-2. Stop Mode Behavior
Peripheral
Stop2
Mode
Stop3
CPU
Off
Standby
RAM
Standby
Standby
FLASH/EEPROM
Off
Standby
Parallel Port Registers
ACMP
ADC
Off
Standby
Off
Optionally On1
Off
Optionally On2
IIC
MCG
Off
Standby
Off
Optionally On3
MSCAN
RTC
Off
Optionally On4
Standby
Optionally On4
SCI
Off
Standby
SPI
Off
Standby
TPM
Voltage Regulator
XOSC
Off
Optionally On5
Off
Standby
Optionally On5
Optionally On6
I/O Pins
States Held
States Held
1 Requires the LVD to be enabled, else in standby.
2 Requires the asynchronous ADC clock and LVD to be enabled, else in standby.
3 IRCLKEN and IREFSTEN set in MCGC1, else in standby.
4 Requires the RTC to be enabled, else in standby.
5 Requires the LVD or BDC to be enabled.
6 ERCLKEN and EREFSTEN set in MCGC2 for, else in standby. For high frequency
range (RANGE in MCGC2 set) requires the LVD to also be enabled in stop3.
MC9S08DZ128 Series Data Sheet, Rev. 1
Freescale Semiconductor
43
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