SNBC BT-T080R - USB Interface; Interface Specification; Interface Signal Definition and Functions; USB Interface Connecting Demonstration

BT-T080R User’s Manual
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6.2 USB interface
USB interface is the standard interface of the printer, which meets USB 2.0 protocol standard, and works in
full speed mode (For interface position, please refer to Figure 3.1.1 BT-T080R printer). The data transfer bit
rate is 12Mbps.
6.2.1 Interface specification
Data transmission: Support USB 2.0 protocol;
Connector (printer end): USB B series socket. Support connecting through USB HUB
6.2.2 Interface signal definition and functions
Pin No. Signal name Description
1 VBUS +5V
2 DATA- Data transmission negative end
3 DATA+ Data transmission positive end
4 GND Grounding
Table 6.2.1 USB interface signal definition
6.2.3 USB interface connecting demonstration
Host side Printer side
VBUS ..................................… VBUS
DATA-................................…... DATA-
DATA+...................................... DATA+
GND .......................................GND
6.2.4 Interface connector
Figure 6.2.1 USB interface connector