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TPS2480/1EVM GUI Setup

4 TPS2480/1EVM GUI Setup

4.1 TPS2480/1EVM GUI Installation

If not already performed on the PC/laptop to be used for test, open the TPS2480/1 GUI (SLUC167) file,

and extract it to a known folder.

4.2 TPS2480/1EVM GUI Operation

• Navigate to the TPS2480_1EVM.exe file, and double-click it. A GUI as shown in Figure 2 or Figure 4

appears. For a detailed example of the equations running behind the GUI, see the TPS2480/81 data

sheet (SLUS939).

• Click the Calibrate tab of the GUI. A GUI form as shown in Figure 3 or Figure 5 appears.

• Type the appropriate Rshunt value into the text box (0.001 for TPS2480EVM-002/TPS2481EVM-001 or

0.005 for the High Voltage Application). Press the Enter Shunt Resistance GUI button.

• Type a value of 60 into Max Expected Current ± text box. Press the Enter Max Expected Current GUI

button.

• Type a value of 0.002 into Enter LSB text box. Press the Enter Current LSB GUI button.

• At this time, the Read Initial Cal Current pushbutton activates (right side of Calibrate form under

Second Calibration). Press the Read Initial Cal Current GUI button.

• Type the appropriate Measured Shunt Current value into the text box. Press the Compute New Full

Scale and Read Post Second Cal Current GUI button.

• Press the Write all Edited and then the Read all Reg buttons in sequence.

Figure 2. TPS2481EVM-001 and TPS2480EVM-002 GUI Overview Form

SLUU370A–January 2010–Revised June 2010 TPS2480 and TPS2481 Evaluation Module

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