Main I/O Connector (J4) - VersaLogic Tiger Reference Manual

Main I/O Connector (J4)

The J4 50-pin main I/O connector incorporates the serial (COM) ports, USB ports, PLED,
speaker, and the reset button. Table 9 shows the function of each pin and the pinout assignments
to connectors on the VL-CBR-5012 breakout board.
The +5V power provided to pins 49 and 50 of J4 is protected by a 1 amp fuse.
J4 VL-CBR-5012
Pin Connector
1 COM1
2 J2 Top
3
4
5
6
7 COM2
8 J2 Bottom
9
10
11
12
13 COM3
14 J5
15
16
17
18
19 COM4
20 J6
21
22
23
24
25 USB0
26 J1 Top
27
28
VL-EPM-24 Reference Manual
Table 9: J4 Utility Connector Pinout
Signal
Ground
Receive Data
Clear to Send
Ground
Transmit Data
Request to Send
Ground
Receive Data
Clear to Send
Ground
Transmit Data
Request to Send
RS-232 RS-422 RS-485
GND GND GND
RXD RXD– RXD–
CTS RXD+ RXD+
GND GND GND
TXD TXD– TXD–
RTS TXD+ TXD+
GND GND GND
RXD RXD– RXD–
CTS RXD+ RXD+
GND GND GND
TXD TXD– TXD–
RTS TXD+ TXD+
USB0 power (+5V isolated)
Data +
Data -
Ground
Interfaces and Connectors
J4 VL-CBR-5012
Pin Connector Signal
29 USB1 USB1 power (+5V isolated)
30 J1 Bottom Data +
31 Data -
32 Ground
33 USB2 USB Client Detect Input
34 J7 Data +
35 Data -
36 Ground
37 D1 Programmable LED
38 SP1 Speaker
39 S1 Power Button
40 S2 Pushbutton Reset
41 Audio In HDA Ground (isolated)
42 J3 Top Audio Left In
43 HDA Ground (isolated)
44 Audio Right In
45 Audio Out HDA Ground (isolated)
46 J3 Bottom Audio Right Out
47 HDA Ground (isolated)
48 Audio Right Out
49 +5V (fuse protected)
50 +5V (fuse protected)
32