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LMP91051EVM User’s Guide
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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.
Step 1
Step 2
