Texas Instruments ADS131E08, User Manual, Page: 18 / 47

USING THE SOFTWARE
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4.4 Internal Test Signals Input and the Scope Display Tab
Configuration Register 2 controls the signal amplitude and frequency of an internally-generated square
wave test signal. The primary purpose of this test signal is to verify the functionality of the front-end mux,
the programmable gain amplifier (PGA), and the ADC. The test signals may be viewed on the
Analysis
→ Scope Display tab, as Figure 16 shows.
Figure 16. Example of Internal Test Signals Viewed on the Scope Display Tab
18 Performance Demonstration Kit for the ADS131E08 SBAU200 – June 2012
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