BCM43907 Datasheet, PDF (40/128 Pages) Cypress Semiconductor – WICED™ IEEE 802.11 a/b/g/n SoC with an Embedded Applications Processor

BCM43907 Preliminary Data Sheet
USB 2.0
Table 8 shows the supported application cases. The table also shows the USB mode and PHY type, the
connector type, and the USB2_DSEL state associated with each case.
Table 8: USB Application Cases
Application Case
Shorthand
Mode
PHY USB2_DSEL Connector Information
DRD + USB 2.0 PHY DRD-Host USB 2.0 0
DRD-Device USB 2.0 1
Host + USB 2.0 PHY Host
USB 2.0 0
Type: Micro-AB
Connect USB2_DSEL to the ID pin of the
Micro-AB receptacle.
Type A
Device + USB2.0 PHY Device
USB 2.0 1
Type B
Note: In host mode, the USB core can process an overcurrent event and take the appropriate action.
The overcurrent event is input into the BCM43907 via the alternative mode pin USB20H_CTL.
Figure 10 shows the BCM43907 configured to operate in DRD mode with a USB 2.0 PHY.
Broadcom^®
March 12, 2016 • 43907-DS104-R
BROADCOM CONFIDENTIAL
Page 39