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USB, Keyboard/Mouse
Chapter:
Connectors
Beckhoff New Automation Technology
CB2050
page 29
3.9 USB, Keyboard/Mouse
The CB2050 offers six USB channels one of which (USB5) is available as a standard USB connector. The
other five (USB1-4 and USB6) are provided via three 2x5pin connectors. In the case of USB6 the 2x5pin
connector also integrates signals for keyboard and mouse.
Pinout 2x5 pin connector USB 1/2
Description
Name
Pin
Name
Description
5 volt for USB1
VCC
1
6
VCC
5 volt for USB2
minus channel USB1
USB1#
2
7
USB2#
minus channel USB2
plus channel USB1
USB1
3
8
USB2
plus channel USB2
ground
GND
4
9
GND
ground
reserved
N/C
5
10
N/C
reserved
Pinout 2x5 pin connector USB 3/4
Description
Name
Pin
Name
Description
5 volt for USB3
VCC
1
6
VCC
5 volt for USB4
minus channel USB3
USB3#
2
7
USB4#
minus channel USB4
plus channel USB3
USB3
3
8
USB4
plus channel USB4
ground
GND
4
9
GND
ground
reserved
N/C
5
10
N/C
reserved
Pinout 2x5 pin connector USB 6/Keyboard-Mouse
Description
Name
Pin
Name
Description
5 volt for USB6
VCC
1
6
VCC
5 volt supply
minus channel USB6
USB6#
2
7
KCLK
keyboard clock
plus channel USB6
USB6
3
8
KDAT
keyboard data
ground
GND
4
9
MCLK
mouse clock
reserved
N/C
5
10
MDAT
mouse data