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identification. A 45-pin FPC ZIF connector with a black latch connects to the probe (Figure 7). A 4-pin
Omnetics connector plugs into the 5-m long twisted-pair interface cable (Figure 8).
Figure 7: Left: Top side of a headstage connected to a probe flex. Center: Bottom side of a headstage with unique
A red status LED (Figure 7) indicates the correct functionality of the headstage. The LED can be enabled
and disabled using a dedicated API call. A HS EEPROM contains information on serial number (as printed
on the label), part number, PCB version and revision number. Table 5 summarizes the key headstage
specifications.
HEADSTAGE
SIZE
WEIGHT
ZIF CONNECTOR
CABLE CONNECTOR
LED INDICATOR
MECHANICAL FIXTURES
NOTE: Please carefully read and follow the instructions on ESD protection (Appendix C) prior to
handling any system components.
3.3 Interface Cable
The Neuropixels single twisted-pair interface cable (Figure 8) provides power from the PXIe acquisition
module to the HS and transfers control and neural data to/from the HS. The cable assembly weighs 5 g
(excl. USB-C connector) and consists of two 5-m long wire strands each having a diameter of 0.41 mm.
Figure 8: Twisted-pair interface cable with Omnetics-to-USB-C termination
NEUROPIXELS 1.0 USER MANUAL V1.0.5
serial ID. Right: Headstage connected to an interface cable.
Table 5: Key headstage specifications
15 16 mm
0.9 g
45-pin
4-pin (Omnetics)
One red LED
Two mounting holes of 1 mm Ø
15
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