ST STM32F446 Series

RM0390 Rev 4 1083/1328
RM0390 USB on-the-go full-speed/high-speed (OTG_FS/OTG_HS)
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Figure 401. OTG high-speed block diagram
31.4.2 USB OTG pin and internal signals
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Table 219. OTG_FS input/output pins
Signal name Signal type Description
OTG_FS_DP Digital input/output USB OTG D+ line
OTG_FS_DM Digital input/output USB OTG D- line
OTG_FS_ID Digital input USB OTG ID
OTG_FS_VBUS Analog input USB OTG VBUS
OTG_FS_SOF Digital output USB OTG Start Of Frame (visibility)
Table 220. OTG_HS input/output pins
Signal name Signal type Description
OTG_HS_DP Digital input/output USB OTG D+ line
OTG_HS_DM Digital input/output USB OTG D- line
OTG_HS_ID Digital input USB OTG ID
OTG_HS_VBUS Analog input USB OTG VBUS
OTG_HS_SOF Digital output USB OTG Start Of Frame (visibility)