Data Sheet

NINA-B41-data sheet
No. Name I/O Description Remarks
45 IO_45 I/O uX IO pin Can be used for manual digital I/O
46 IO_46 I/O uX IO pin Can be used for manual digital I/O
47 IO_47 I/O uX IO pin Can be used for manual digital I/O
48 IO_48 I/O uX IO pin Can be used for manual digital I/O
49 IO_49 I/O uX IO pin Can be used for manual digital I/O
50 IO_50 I/O uX IO pin Can be used for manual digital I/O
51 IO_51 I/O uX IO pin Can be used for manual digital I/O
52 IO_52 I/O uX IO pin Can be used for manual digital I/O
53 GND - Ground
54 RSVD - RESERVED pin Leave unconnected
55 RSVD - RESERVED pin Leave unconnected
EGP - Exposed Ground Pins Connect exposed center to GND
EAGP - Exposed Antenna Ground Pins Connect exposed pins underneath the antenna to GND
Table 5: NINA-B41 series with u-connectXpress software pin-out
UBX-20035327 - R01
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3Pin definition Page 14 of 34
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