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→USB
=== USB ===
Bora provides one USB 2.0 (Full Speed, up to 480 Mbps) port with on-board PHY (SMSC USB3317) and support to the On-The-Go (OTG) specifications. The transceiver is connected to the USB1 controller (MIO bank 1, pins PS_MIO[28:39]).
{| class="wikitable"
|-
!Pin name
!Conn. pin
!Function
!Notes
|-
|USBP1 || J1.114 || D+ pin of the USB cable || -
|-
|USBM1 || J1.116 || D- pin of the USB cable || -
|-
|USBOTG_CPEN || J1.111 || External 5 volt supply enable || This pin is used to enable the external Vbus power supply
|-
|OTG_VBUS || J1.113 || VBUS pin of the USB cable || -
|-
|OTG_ID || J1.115 || ID pin of the USB cable || For non-OTG applications this pin can be floated. For an A-device ID is grounded. For a B-device ID is floated.
|-
|}
=== Quad-SPI ===