MC33989PEG Freescale Semiconductor, MC33989PEG Datasheet - Page 59

• Manufacturer Part Number: MC33989PEG
• Description: SBC-HS
• Manufacturer: Freescale Semiconductor

How to Enter in Stop Mode with Watchdog
How to Enter in Stop Mode without Watchdog
Analog Integrated Circuit Device Data
Freescale Semiconductor
SBC in normal or
SBC in Stop
Standby
SBC in normal or
SBC in Stop
Standby
Write RCR =$38
Write MCR =$13
Wake-up event
Figure 58. Enter Stop Mode without Watchdog
Figure 57. Enter Stop Mode with Watchdog
Write RCR =$30
Write MCR =$13
• Bit NoStop=»0»: sleep mode is disabled
• SBC is in stop mode VDD1 cannot deliver more than 10 mA &
• The SBC has to wake-up before the watchdog selected
CAN module is in sleep mode.
by:SPI, CAN, Lx, Force wake-up.
it will sleep on the rising edge of CS
• Bit NoStop=»0»: sleep mode is disabled
• SBC goes into Stop mode & CAN module
goes into sleep mode
it will sleep on the rising edge of CS
SUPPLEMENTAL APPLICATION NOTES
TYPICAL APPLICATIONS
33989
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