UM2033 Rev 4
25/44
UM2033
Connectors
43
6 Connectors
6.1 Wi-Fi
®
and I
2
C extension connector (CN2)
Figure 21. Wi-Fi
®
and I
2
C extension connector (CN2) front view
Figure 22. Wi-Fi
®
and I
2
C extension connector (CN2) front view
1. For more details refer to the board schematics.
Table 5. Wi-Fi
®
and I
2
C extension connector (CN2)
Pin number
Wi-Fi
®
description
Pin number
I
2
C description
1
WIFI_RX
1
GND
2
3V3
2
NC
3
GPIO0
3
3V3
4
WIFI-RST
4
NC
5
GPIO2
5
EXT_SCL
6
CH_PD
6
EXT_RST
7
GND
7
EXT_SDA
8
WIFI_TX
8
NC
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L
L
,5+6.
,5+6.
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!
! !
