Download Siemens ET7 Series Specifications

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DSB75 Development Support Board Rev. B1 Hardware Description
Strictly confidential / Released
X201
X205
X110
6
1
9
6
1
5
9
5
1423
X120
1
1
3
S455S456S457
S454S453S452
S450S451
S460S461S462
S465S464S463
S468S467S466
X400
1
1
S112 X121
1
S110
S458S459S469
X401
S111
Figure 22: Location of the USB interface, switches and jumper
Table 15: Pin assignment of USB device interface X110
X110
pin
Name
I/O
Description
X100 signal name
Config.
switches
1
VBUS
I (Supply)
USB bus voltage
VUSB_IN
S110:3
2
D-
Diff. I/O
Data line minus
USB_DN
S111:3
3
D+
Data line plus
USB_DP
S112:3
4
GND
GND
GND
DSB75_hd_v08
Supply
Page 42 of 94
29.09.2005