ST 32F412GDISCOVERY, User Manual

Page: 32 / 40

Connectors UM2032
32/40 UM2032 Rev 3
6 Connectors
6.1 I
2
C extension connector CN10
Figure 9. I
2
C extension connector CN10 (front view)
6.2 USB OTG FS Micro-AB connector CN3
Figure 10. USB OTG FS Micro-AB connector CN3 (front view)
Table 13. I
2
C extension connector pinout CN10
Pin number Description Pin number Description
1 I2C1_SDA (PB9) 5 VDD
2 NC 6 NC
3 I2C1_SCL (PB10) 7 GND
4 EXT_RESET (PF11) 8 NC
MS30715V2
1 7
2 8
Table 14. USB OTG FS Micro-AB connector CN3
Pin number Description Pin number Description
1 VBUS (PA9) 4 ID (PA10)
2 DM (PA11) 5 GND
3 DP (PA12) - -