3 powersave commands, Powersave commands, Family reference and programming manual – ScanTool STN1100 FRPM User Manual
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1110
one-time programmable
1120 microOBD
200
X.Y is the device hardware revision number.
Example: OBDLink r1.7
I
Prints firmware ID string, in this format:
STN
X.Y.Z is the firmware version number.
Example: STN1101 v1.1.0
MFR
Print the device manufacturer ID string. On
STN1110, this command returns “Generic” by default.
SN
Print the device serial number. Serial numbers for
all devices are 12 digits long, and begin with the device
ID, making each serial number unique across all
STN11xx devices:
Example: 110012345678
The serial number is programmed at the factory and
cannot be changed.
6.3 PowerSave Commands
STN11xx features PowerSave, a sophisticated
power management system, which is described in
detail in section 10.0. This section describes the
commands used to configure and control PowerSave.
SLCS
Print active PowerSave configuration summary.
Only active configuration is printed, therefore to see
native configuration settings, ELM327 control mode
has to be turned off and device reset after any
configuration settings have been changed.
The configuration is printed in the following format:
CTRL MODE:
PWR_CTRL: LOW PWR =
UART SLEEP:
UART WAKE:
EXT INPUT:
EXT SLEEP:
EXT WAKE:
Example: CTRL MODE: NATIVE
PWR_CTRL: LOW PWR = LOW
UART SLEEP: OFF, 1200 s
UART WAKE: ON, 0‐30000 us
EXT INPUT: LOW = SLEEP
EXT SLEEP: OFF, 3000 ms
EXT WAKE: ON, 2000 ms
SLEEP [delay]
Enter sleep mode. Takes optional delay parameter
in seconds. When the delay is specified, the command
prints “OK”, and returns to the command prompt. The
sleep mode will be entered after the specified delay
time. When the parameter is empty or 0 seconds delay
is specified, the command will print “OK
enter sleep mode right away.
SLLT
Report last sleep/wakeup triggers, in this format:
SLEEP:
WAKE:
Sleep trigger can be one of the following:
Trigger Description
NONE
Device did not enter sleep mode,
since last reset
CMD
STSLEEP or ATLP command
UART
UART inactivity timeout
EXT
External sleep control input
Wakeup trigger can be one of the following:
Trigger Description
NONE
Device did not wake up from sleep,
since last reset
UART UART
Rx
pulse
EXT
External sleep control input
Example: SLEEP: CMD
WAKE: UART
SLPCP 0/1
Set PWR_CTRL output polarity.
0: LOW = low power mode, HIGH = normal power
1: LOW = normal power, HIGH = low power mode
The default setting is 0.
Note: This command is available only for STN1110
stand-alone IC.
SLU sleep, wakeup