CS22250 Datasheet, PDF (19/32 Pages) Cirrus Logic – WIRELESS 10BT CONTROLLER

Debug Interface
TDO
Test data output.
TDI
Test data input. This input has integral pull-up.
TCK
Test clock signal.
TMS
Test mode select. This input has integral pull-up.
Output
Input
Input
Input
NTRST
Test interface reset. This input has integral pull-up.
Input
USB Interface
USBVP
USBVM
USB_ENUM
Bi-directional
Differential USB data plus. For high-speed mode, this signal is pull up to
5 volt during IDLE state (see USB_ENUM).
Bi-directional
Differential USB data minus.
Output
USB Enumeration. Indicates disconnect/connect event. USB_ENUM is
used to pull the D+ line high, indicating to the host or hub a USB bus “full
rate” connection is active.
CS22250 Wireless 10BT Controller
19 of 32
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DS551PP2 Rev. 3.0