UM2469 Rev 1
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UM2469
Fanout board
58
D.3 Compatible
connectors for the Grove boards
The two connectors of the Grove board are 2.54 pitch with 1x4-pin male connectors, the
part number is 1125S-SMT-4P.
D.3.1
Compatible connector for I
2
C Grove boards (Fanout CN3)
The CN3 connector is compatible with Grove- Barometer sensor (BMP180) and Grove-LCD
RGB Backlight boards using cable for connection.
shows the definition of the pins.
D.3.2 Compatible
connector
for
UART Grove boards (Fanout CN2)
The CN2 connector is compatible with Grove-NFC boards using cable for
connection.
shows the definition of the pins
Table 21. Description of the I
2
C Grove board connector pins (CN3)
STMod+ connector
Function of Grove CN3
PIN number
STMod+#7-SCL (*)
SCL
1
STMod+#10-SDA (*)
SDA
2
+5 V
VCC
3
-
GND
4
Table 22. Description of the UART Grove board connector pins (CN2)
STMod+ connector
Function of Grove CN2
Pin number
STMod+#3-RX
RX (Grove TX)
1
STMod+#2-TX
TX (Grove RX)
2
+5 V
VCC
3
-
GND
4
