Texas Instruments TMP451, User'S Manual And Software Tutorial

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Using the TMP451EVM Software
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Figure 5-5. TMP451 Configuration Register
5.2.4 Conversion Rate Register Tab
The Conversion Rate Register tab contains both the Conversion Rate register and the Digital Filter Control
register. Changing values in these registers automatically writes them.
Table 5-1 shows the conversion
rate register codes. For the Digital Filter register there are three options, Disabled (default), Level 1, and
Level 2. This filter maintains a running average of 4 samples (level 1) or 8 samples (level 2).
Table 5-1. Conversion Rate Register Codes
Code Conversion/Second Time (Second)
0x00 0.0625 16
0x01 0.125 8
0x02 0.25 4
0x03 0.5 2
0x04 1 1
0x05 2 500 m
0x06 4 250 m
0x07 8 125 m
0x08 16 62.5 m
0x09 32 31.25 m
5.2.5 n-Factor Correction Tab
The TMP451 allows for a different n-factor value for converting remote channel measurements to
temperature.
Table 5-2 shows the n-factor correction register codes.
18 TMP451EVM Software Overview SBOU131 – June 2013
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