Interface Assignment - Siemens Panel PC 670 Equipment Manual

Description of Device
2.3.3

Interface assignment

Front-side USB
interface
2-8
Table 2-2 Pin assignment of front-side USB interface
Pin Name
4 USB_GND
4 4
3 USB_D0P
3
2 USB_D0M
2
1 USB_P5V_fused
1
Signal type
B Bi-directional
O Output
V Voltage
SIMATIC Panel PC 670 / 870 Operating Unit, Equipment Manual
Type Remark
V Chassis ground for external USB in-
terface
B Data+, USB channel 0
B Data–, USB channel 0
V + 5V (fused) for external USB inter-
face;
max. 100 mA, use an external power
supply for devices requiring higher
currents
Edition 07/02