User's Manual

OPN-2002n DOC ID：SS12xxx
5
5. Electrical Specifications
5.1. ＵＳＢ
・Voltage ： 4.5-5.5V
・Bus-Power Class ： Hi-Power ( 500mA max )
・Current consumption ： <500mA
5.2. Charging Cradle
・Voltage ： 4.5-5.5V
6. Interface
The OPN-2002n supports USB, Bluetooth and serial interfaces.
6.1. USB
This interface supported FULL Speed USB.
6.1.1. Connector
Signal Pin No.
VCC 1
Data(-) 2
Data(+)
3
( NC ) 4
GND 5
Figure 2 : MINI USB B Connector
6.1.2. USB Interface Circuit
Figure 3:USBInterface Circuit
3
2
1
4
Microcontroller
Data(+)
Data(-)
VCC
GND
USB connector
+5.0V Power
......
1
5
......
5