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xDirect User Guide 75
Appendix C: Technical Specifications
Table C-1 xDirect Technical Specifications
Category Description
CONTROLLER
CPU Lantronix DSTni-EX enhanced 16-bit x86 architecture, 48 MHz clock
MEMORY
Internal CPU Memory 256 KB zero wait state SRAM
Flash 8 Mbits (1 MB)
POWER INPUT
1,2
1 Mini USB-B jack Accepts 5 VDC Wall Adapter (included in non-PoE models)
Pin 1 (+) and pin 4, 5 (-)
Data pins = no connection
Note: User can also use USB powering from a PC as long as the USB source is
able to provide 5V 500mA with no requirement for power negotiation
1 DB9F Redundant Powering 5 to 15 VDC
Pin 9 (+) and pin 5 (-)
Note: If using a null modem gender (Lantronix P/N 140-448-R), Pin 9 can be
used to power the unit.
Optional PoE Redundant
Powering via Ethernet RJ45
Connector (PoE version only)
IEEE 802.3af PoE standard-compliant PD
Powering via data pins or spare pins
Magnetic Isolation 1500 VAC between Ethernet connection and internal logic
Note: See ordering part number for PoE option on Lantronix website
LED Indicator (amber “X”) Power/Status
Power Rating
1.3W max with no PoE
2.0W max with PoE option
SERIAL INTERFACE
1 DB9F Connector
DCE serial port
Software-selectable baud rate from 300 to 921 Kbaud
Software-selectable RS232, RS422 or RS485 (2 and 4 wire support)
Redundant powering from pin 9 (+) and pin 5 (-), 5V to 15 VDC
15kV HBM ESD protection on RS232 and RS422/485 transceivers
Serial Line Formats
Characters: 7 or 8 data bits
Stop bits: 1 or 2
Parity: odd, even, none
Modem Control DTR, DSR
Flow Control
Hardware: CTS/RTS
Software: XON/XOFF
LEDs for Serial Data Transmit and Receive Activities:
Green: indicates transmission activity
Amber: indicates reception activity