SLAU443 Datasheet, PDF (37/68 Pages) Texas Instruments – EEG Front-End Performance Demonstration Kit

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EEG Specific Features
Figure 41. Setting the LOFF Register Bits
Step 3. Turn on the lead-off comparator by setting the bit in the Configuration 4 Register in the Global
Registers control tab, as Figure 42 shows.
Figure 42. Configuring the Lead Off Comparator
Step 4.
The software has an option where the LOFF_STATP and LOFF_STATM Registers are
continuously polled (set the Read Status Registers switch as shown in shown in Figure 43).
This option allows the user to see the lead-off detection scheme work in real time. Figure 44
shows a case for which only positive electrodes are connected.
Figure 43. Lead off Status Registers
SLAU443 – May 2012
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EEG Front-End Performance Demonstration Kit
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