Siemens SIMATIC PC 670 Equipment Manual page 147

Release 04/02
Figure 7-5
Pin Short Name
No.
1 DAT
2 -
3 GND
4 P5VFK
5 CLK
6 -
USB interface
The allocation of the Universal Serial Bus interfaces is as follows:
Figure 7-6
Pin No.
1
2
3
4
The connector is of type A.
The port is rated as a high current USB (500mA).
Panel PC 670 Computing Unit, Equipment Manual
6
4
2
View of Socket
Connector Pinout for an External Keyboard Connecting Cable
Meaning
Keyboard data
Not assigned
Chassis ground
+5V ( fused)
Keyboard clock line
Not assigned
USB interface
Short Name Meaning
VCC +5V ( fused)
- Data Data
+ Data Data
GND Chassis ground
Hardware Information
5
3
1
4
3
2
1
Input/Output
Input/Output
-
-
Output
Input/Output
-
Input/Output
Output
Input/Output
Input/Output
-
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