UCS81003 Evaluation Board User’s Guide
DS50002300A-page 40
2014 Microchip Technology Inc.
4.3.5.2.3
Current Reading
This column displays the current being drawn from the attached device. If End Value is
selected (from the Demo Options section, Current Reading features), this will update
continuously. If MAX Value is selected, this will store the highest value of current during
the dwell time.
4.3.5.2.4
Dwell Time
Dwell Time column defines the amount of time from PWR_EN set to PWR_EN unset.
Each profile can have a different Dwell Time.
4.3.5.3
DEMO OPTIONS
4.3.5.4
CUSTOM FILE PATH QUICK LOAD
When starting the UCS81003 interface, the file paths are reset to a default path. If
desired, the user may save the files in an alternate location. This quick load feature
saves the paths of the
Setup.txt
and all seven profile locations to quickly return or
change files with one click.
4.3.5.5
RUNNING THE DEMO
Once the files and settings are configured as desired, enable the Demo routine by
pressing the
Demo
switch within the Panel Controls area. The routine begins and the
results are displayed in Profile MAX and Current MAX. By default, the Demo routine
will enable the profile that is indicated by Profile MAX.
•
Profile MAX
: Stores the profile of the highest value of current draw.
•
Current MAX
: Stores the highest current associated with the Profile MAX #.
TABLE 4-2:
DEMO OPTIONS DESCRIPTION
Options
Description
Repeat if 0 mA
When this option is set, it will repeat if all of the profiles read 0 mA,
i.e. no device connected
Repeat Forever
When set, it will repeat the set of files until unchecked
Dead Batt. Repeat
When set, it will start the demo after the initial cycle after the
specified Dead Batt. Delay time. This is useful when the battery is
completely discharged and the device OS is unable to handshake
with UCS81003.
Dead Batt. Delay
This option is defined in minutes. Minimum is 0 minutes, maximum
is 10 minutes.
Current Reading
Displays either the End Value (last value before PWR_EN set low)
or MAX Value (highest value during Dwell Time)
Note:
The
Demo
tab does not need to be visible to activate the Demo routine.
