User's Manual

LILY-W1 series - Data Sheet
UBX-15000203 - R04 Early Production Information Pin definition
Page 14 of 38
No.
Name
Voltage level
I/O
Description
Remarks
22
USB/SDIO-n
1.8 V
I
Select host interface.
Low level activates the SDIO
interface.
High level activates the USB
interface. Internal pull-up (USB is
default).
Notice 1.8 V pin.
23
USB_DP
V_USB
I/O
USB Serial Differential Data Positive.
The USB voltage levels depends on
the USB speed, see the USB
interface and the Electrical
specifications sections.
24
USB_DM
V_USB
I/O
USB Serial Differential Data Negative.
The USB voltage levels depends on
the USB speed, see the USB
interface and the Electrical
specifications sections.
25
GND
GND
N/A
Ground
Table 4: LILY-W1 series pin description