mc33742 Freescale Semiconductor, Inc, mc33742 Datasheet - Page 31

• Manufacturer Part Number: mc33742
• Description: Mc33742 System Basis Chip Sbc With Enhanced High-speed Can Transceiver
• Manufacturer: Freescale Semiconductor, Inc

Analog Integrated Circuit Device Data
Freescale Semiconductor
(1) If Stop mode is entered, it is entered without watchdog, no matter the WDSTOP bit.
(E) Debug mode entry point (Step 5 of the Debug mode entering sequence).
(R) Represents transitions to Reset mode due to V1 low.
Stop (1)
R
Stop Debug
Normal Request
R
Wake-Up
Normal
Figure 17. Simplified 33742S State Diagram in Debug Modes
Normal Request
Standby Debug
Figure 16. Transitions to Enter Debug Modes
Standby
Watchdog: Timeout 350 ms
SPI: MCR (0000) and Normal Debug
SPI: MCR (0000) and Standby Debug
(3.4 ms) Expired
Reset Counter
R
R
Watchdog: Time-out 350 ms
E
R
SPI: Standby Debug
SPI: Normal Debug
(3.4 ms) Expired
Reset Counter
Reset
E
R
Normal Debug
Standby Debug
Reset
Normal Debug
Normal
FUNCTIONAL DEVICE OPERATION
R
Power
Down
Wake-Up
R
OPERATIONAL MODES
Sleep
33742
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