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Copyright 2004 National Semiconductor Corporation
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2.4 LM41 Quick Start
1. Run the SensorEval software by clicking the
icon on the desktop.
2. The first screen will look like this:
Select the LM41 Evaluation Board.
Click OK.
3. The next screen will look like this:
Select “Read Cont” box to read the temperature
continuously.
Notice that there are four tabs for the registers
“00 through 04”, “05 through 09”, and “09
through 10”, “11-12”, and “20”. The first screen
(above) displays the registers 00hex through
04hex.
4. Click on the 05-09 Register Tab.
The Screen should look like this:
For Register 05 select Enable for “Device
Func2 Enable” and “Device Func1 Enable”.
5. Click on the 09-11 Register Tab.
The screen should look like this:
Select Enable for Register 0A Temp Sensor
(0,1) Enable. The temperature readings for
Temp0 (Local) and Temp1 (Q2) will be
displayed in Register 09 screens.
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