Chengdu Vantron Technology Ltd. VTM2MBTA-DE 用户手册
VT-M2M-BTA-DE
Pin
Description
A1
USB1_VCC(+5VDC)
A2
USB1_D-
A3
USB1_D+
A4
USB1_DGND(ground pin)
B1
USB2_VCC(+5VDC)
B2
USB2_D-
B3
USB2_D+
B4
USB2_DGND(ground pin)