Citizen CL-S521

53
Appendixes
Interfaces
USB Interface
Specications
Standards Complies with Universal Serial Bus Specication
Transmission speed Compatible with 12Mbps (full speed) transmission
Receive buer 16 kB
Connector DUSB DUSB-BRA42-T11(DDK)
Signal line and pin arrangement
Pin No. Signal code Signal Function
1 VBUS USB power USB power (+5V)
2 D+ Signal line + + signal line
3 D– Signal line – – signal line
4 GND GND GND