20-Jun.2017 Ver.1.3
TAIYO YUDEN CO., LTD.
TAIYO YUDEN CO., LTD.
8/16
WBSBMVGXB-1
Pin description of evaluation board
JP1: 3.3V to module
No. Pin
name Direction
Description
1 Output
3.3V
output
2
input
3.3V input to the module
JP2: 1.8V to module
No. Pin
name Direction
Description
1
Output
1.8V LDO output
2
input
1.8V input to the module
JP3: VIO to module
No. Pin
name Direction
Description
1
Output
3.3V or 1.8V output
2
input
VIO Input to the module
CN1: DC Power Supply
No. Pin
name Direction
Description
1
5V
Input
3.6 to 5.5V DC Power input.
2
GND
-
VIO Input to the module
CN4:VIO select (1.8V / 3.3V)
No. Pin
name Direction
Description
1
Output
3.3V power rail
2
Input
Input power to VIO
3
Output
1.8V power rail
Note: VIO input voltage level should be same as HOST computer’s IO voltage. According to the host,
you need to adjust VIO input voltage level. (If you use Windows PC, VIO input setting is 3.3V
normally.)
CN5:USB mini type B connector
No. Pin
name Direction
Description
1
VBUS
Input
USB power from host
2
D-
Input/Output
USB data line minus
3
D+
Input/Output
USB data line plus
4 ID
-
-
5 GND
- Ground
