Usb Interface - Citizen OPTICAL MOUSE User Manual

Appendixes
Interfaces

USB Interface

Specifications
Standards Complies with Universal Serial Bus Specification
Transmission speed Compatible with 12Mbps (full speed) transmission
Receive buffer 16kB
Connector DUSB DUSB-BRA42-T1 1(DDK)
Signal line and pin arrangement
Pin No. Signal code
1 VBUS USB power
2 D+ Signal line +
3 D– Signal line –
4 GND
50
Signal Function
USB power (+5V)
+ signal line
– signal line
GND GND