Cn2 External I 2 C Connector; Cn3 Usb Otg Fs Micro-Ab Connector; Table 26. Cn2 Ext_I2C Connector; Table 27. Cn3 Usb Otg Fs Micro-Ab Connector - ST STM32L4R9I-EVAL User Manual

Connectors
7.2 CN2 external I
Pin number
1
2
3
4
7.3

CN3 USB OTG FS Micro-AB connector

Pin number
50/72
2
C connector

Figure 12. CN2 EXT_I2C connector (front view)

1
2

Table 26. CN2 EXT_I2C connector

Description
I2C1_SDA (PH5)
NC
I2C_SCL (PH4)
EXT_RESET (MFX_GPIO8)

Figure 13. CN3 USB OTG FS Micro-AB connector (front view)

Table 27. CN3 USB OTG FS Micro-AB connector

Description
1 V
BUS
2 DM (PA11)
3 DP (PA12)
7
8
Pin number
5
6
7
8
Pin number
(PA9)
UM2248 Rev 4
MS30715V2
Description
VDD
NC
GND
NC
Description
4 ID (PA10)
5 GND
-
UM2248
-