KIT34704AEPEVBE 8-Channel Evaluation Board
, Rev. 1
Freescale Semiconductor
16
KIT34704EPEVBE Graphical User Interface
10.1.1 Working with KIT34704A Graphical User Interface
The Graphical User Interface (GUI) allows the user to program all I
2
C features by using
a friendly interface as well as modifying the register table manually for advance users.
To launch the GUI application, select the application icon from the Freescale folder in
the Start menu as it is shown in the picture below.
Figure 12. Launching the GUI application
The following is a list of al buttons and their description:
•
General configurations
a)
Device general ON/OFF button:
Allows the user to make a software OFF instruction
by setting the SHTD flag. When a software shutdown is done, to turn the device back
ON, first clear the SHTD bit by Pressing this button ON, and then do a hardware turn
ON with a falling edge on the ONOFF terminal.
b)
GRPC/E Power Sequencing:
allows to change the power sequencing for regulators
5, 6 and 7, please refer to I
2
C register section on Datasheet for more details on how
this works.
c)
Shutdown Hold time:
Program the waiting time for a shutdown after the Hardware
shutdown push button is pressed.
d)
REG6/7/8 FSW:
program the internal FSW2 that serve as switching frequency for
regulator 6, 7 and 8.