Chapter 3
I/O Information
©
National Instruments Corporation
3-3
Universal Serial Bus
Figure 3-3 shows the location and pinouts for the Universal Serial Bus
(USB) connectors on the NI 8351. Table 3-3 lists and describes the USB
connector signals.
AMP manufactures a USB mating connector, part number 787633.
Figure 3-3.
USB Connector Location and Pinout
3
GND
Ground
4
VCC
VCC
5
CLK
Clock Keyboard
6
NC
Clock Mouse
Table 3-3.
USB Connector Signals
Pin
Signal Name
Signal Description
1
VCC
Cable Power (+5 V)
2
–Data
USB Data–
3
+Data
USB Data+
4
GND
Ground
Table 3-2.
PS/2 Connector Signals (Continued)
Pin
Signal Name
Signal Description
USB
4
1
