Serial Interface - Lantronix CoBox-Micro User Manual

UDS-10B

Serial Interface

The UDS-10B has a female DB25 DCE serial port that supports RS-232 and RS-485/422
serial standards (selectable) up to 115.2 Kbps.
Note: For RS-485 2-wire functionality, pins 14 and 21 and pins 15 and 22
must be connected to each other.
Figure 5-2: UDS-10B Serial Interface
1
TX (in)
RX (out)
RTS (in)
CTS (out)
DSR (out)
GND
DCD (out)
*Reg. +5VDC
*Unreg. 9-30VDC
13
(RS-232C)
*The Device Server can alternately be powered up via the serial
port using one of these pins.
**The minus sign (-) is sometimes represented as A (e.g., TXA).
The plus sign (+) is sometimes represented as B (e.g., TXB).
14
TX+ (out)**
TX- (out)**
DTR (in)
RX+ (in)**
RX- (in)**
25
(RS-485/422)
Serial Interface
5-3