FUNCTIONAL DEVICE OPERATION
RESET AND WATCHDOG PINS, SOFTWARE WATCHDOG OPERATIONS
Table 6. Table of Operation
Wake-up
Capabilities
(if enabled)
VoltageRegulator
Software
Watchdog
Mode
Reset Pin
INT
CAN Cell
HS1 Switch
Normal
Request
VDD1:ON
V2:OFF
—
Low for Reset-DUR
Time, then High
—
—
—
HS1:OFF
Normal
VDD1:ON
V2:ON
HS1:Controllable
Normally High
Active Low if WD or Failure (VDD1 Pre-
DD1 under voltage
occurs(andmode1
selected)
If Enabled, Signal
Running
Tx/Rx
—
—
V
Warning Temp,
CAN, HS1)
Standby
Stop
VDD1:ON
V2:OFF
HS1:Controllable
Same as Normal
Mode
Same as Normal
Mode
Running
Low Power
Low Power
VDD1:ON
(Limited Current
Capability)
V2:OFF
HS1:OFF or Cyclic
CAN
SPI
L0:L3
Normally High
Signal SBC Wake- Running if Enabled
up and
IDD > IDD1S/WU
(Not Maskable)
Not Running if
Disabled
Active Low if WD
Wake-upCapability
if Enabled
(29)
Cyclic Sense
Forced Wake-up
or VDD1 Under
Voltage Occurs
I
Over Current
DD1
(28)
Sleep
VDD1:OFF
V2:OFF
HS1:OFF or Cyclic
CAN
SPI
L0:L3
Low
Not Active
Not Running
Low Power
Wake-upCapability
if Enabled
Cyclic Sense
Forced Wake-up
Debug
Normal
Same as Normal
Same as Standby
Same as Stop
—
Normally High
Active Low if VDD1
Under Voltage
Occurs
Same as Normal
Same as Standby
Same as Stop
Not Running
Not Running
Not Running
Not Operating
Same as Normal
Same as Standby
Same as Stop
Debug
Standby
—
Same as Stop
—
Normally High
Active Low if VDD1
Under Voltage
Occurs
Stop Debug
Normally High
Active Low if VDD1
Under Voltage
Occurs
Flash
Forced Externally
Not Operating
Not Operating
Not Operating
Programming
Notes
28. Always enable.
29. If enabled.
33989
Analog Integrated Circuit Device Data
Freescale Semiconductor
24
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