
Contents
Bengal (VL-EPMe-30) Reference Manual vi
PCI.......................................................................................................................21
PCIe/104†OneBank†...........................................................................................21
Interfaces and Connectors .........................................................................................23
User I/O Connector........................................................................................................... 23
Serial Ports........................................................................................................................24
COM Port Configuration.....................................................................................24
RS-485 Mode Line Driver Control......................................................................25
Serial Port Connectors.........................................................................................25
I2C.....................................................................................................................................25
GPIO.................................................................................................................................25
Battery Connector.............................................................................................................26
VL-CBR-0203 External Battery Module............................................................. 26
Ethernet Status LEDs........................................................................................................27
USB Interfaces..................................................................................................................27
LEDs.................................................................................................................................28
Programmable LED.............................................................................................28
SATA/mSATA Activity LED .............................................................................28
Power LEDs.........................................................................................................28
Power Button....................................................................................................................29
Supported Power States.......................................................................................29
Pushbutton Reset ..............................................................................................................30
Speaker .............................................................................................................................30
Video Interfaces................................................................................................................31
VGA Connector...................................................................................................31
DisplayPort..........................................................................................................32
Console Redirection ............................................................................................32
Ethernet.............................................................................................................................33
Ethernet Connectors ............................................................................................33
Ethernet Status LEDs...........................................................................................34
SATA Port ........................................................................................................................35
PCIe Mini Card / mSATA................................................................................................ 36
PCIe Mini Card LEDs .........................................................................................38
Digital I/O.........................................................................................................................38
DIO Guidelines....................................................................................................39
SPX Expansion Bus..........................................................................................................40
VersaLogic SPX Expansion Modules ................................................................. 41
SPI Registers........................................................................................................ 42
Thermal Considerations .............................................................................................45
Selecting the Correct Thermal Solution for Your Application ........................................45
Heat Plate.............................................................................................................45
System-level Considerations ...............................................................................46
CPU Thermal Trip Points....................................................................................47
Thermal Specifications, Restrictions, and Conditions ........................................ 48
Overall Restrictions and Conditions....................................................................48
Heat Plate Only Restrictions and Conditions:.....................................................48
Heat Sink Only Considerations: ..........................................................................48
Heat Sink with Fan Considerations:....................................................................48