User Guide
HR1203 Evaluation Kit (EVKT-1203)
HR1203 Evaluation Kit User Guide Rev 1.0
MonolithicPower.com
9
5/7/2019
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Figure 10: GUI Start-Up Interface
2. Click
“Scan,” and the following actions will be performed automatically.
A. Connection Check
a) If there is something wrong with the connection between the I
2
C communication interface and
USB port, the following prompt box is displayed:
“Please connect I
2
C kit to USB port correctly.
”
b) If there is something wrong with the connection between the I
2
C communication interface and
EVB, the following prompt box is displayed:
“Please check whether kit is connected to EVB
correctly.
”
c) If the communication interface connects successfully with both the USB port and EVB, no
prompt box will appear. Proceed to Action B.
B. Mode Recognition
a) If VCC is detected lower than 8V, the IC enters offline mode (see Figure 11). Fixed VCC,
VREG and pre-determined BURST are sent to the EVB.
b) If VCC is detected higher than 8V, the IC enters online mode (see Figure 12). Only fixed VCC
is sent to the EVB.
Figure 11: Main Interface in Offline Mode
