mc33911 Freescale Semiconductor, Inc, mc33911 Datasheet - Page 24

• Manufacturer Part Number: mc33911
• Description: Mc33911 Lin System Basis Chip With Dc Motor Pre-driver
• Manufacturer: Freescale Semiconductor, Inc

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33911
FUNCTIONAL DEVICE OPERATIONS
OPERATIONAL MODES
Legend
WD: Watchdog
WD Disabled: Watchdog disabled (WDCONF pin connected to GND)
WD Trigger: Watchdog is triggered by SPI command
WD Failed: No watchdog trigger or trigger occurs in closed window
Stop Command: Stop command sent via SPI
Sleep Command: Sleep command sent via SPI
wake-up from Stop Mode: Lx state change, LIN bus wake-up, Periodic wake-up, CS rising edge wake-up or RST wake-up.
wake-up from Sleep Mode: Lx state change, LIN bus wake-up, Periodic wake-up.
POWER
DOWN
Power Up
Figure 15. Operating Modes and Transitions
RESET
WAKE-UP (RESET)
Normal Request Timeout Expired (t
V
DD
LOW (>t
AND VSUV = 0
RESET DELAY (t
NRTOUT
V
DD
V
DD
LOW
) EXPIRED
WD FAILED
V
HIGH AND
V
SLEEP
DD
DD
LOW
LOW
RST
SLEEP COMMAND
) EXPIRED
NRTOUT
Analog Integrated Circuit Device Data
)
NORMAL
NORMAL
REQUEST
Freescale Semiconductor
STOP