Datasheet

8 LMP91051EVM User’s Guide snou034
Figure 6: Sensor Database Window
2. Step 2: Input Mux – click on the mux block to set “1: IN1” (default).
3. Step 3: PGA1 Enable – click on the “PGA1” block to set “1: PGA1 ON” . Remember after
configuring the register map to use the Write All Registers button to update the registers.
4. Step 4: PGA2 Enable – click on the “PGA2” block to set “1: PGA2 ON” . Note: By default PGA1
and PGA2 are OFF on power up. However the software was designed to automatically power ON
PGA1 and PGA2 for ease of use.
5. Step 5: External Filter – click on the switch block to choose “0: PGA1 to PGA2 direct” (default).
6. Step 6: Common Mode – click on the “CM GEN” block to set “0: 1.15V” (default).
7. Step 7: GAIN 2 – click on the “PGA2” block to set “00: 4” (default).
8. Step 8: GAIN 1 – click on the “PGA1” block to set “0: 250” (default).
9. Step 8: DAC (Output Offset) – click on the “DAC” block to set “128” (default) for 0 mV offset.
Alternatively, user can also use the Offset Adjust Voltage user input field to input 0 mV.
10. Step 10: Performance - click on the “Performance” mini-tab. This tab displays the Estimated
Device Performance based on device configuration and user input device Supply and IC Temp
.This tab also displays the Measured System Performance if you’ve connected a board and ran the
LMP91051.
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