Serial Extend Port - Digital Dream UC300 User Manual

5.6 Serial extend port

As the Picture 5-1 show, The marked No. 7 port is Serial extend port. The interface is mainly used for
extended serial devices, such as IO extensions or HMI interface extensions.
5.7 Input Ports
As the Picture 5-1 showed, Marked No. 8 position is for Input ports.They are the optical isolated Input
interface. The Definition from left to right is
COM-,IN01,COM-,IN02,COM-,IN03,IN04,IN05,IN06,IN07,IN08,IN09,IN10,IN11,IN12,COM+ . Internal
structure see as Picture 5-9.
2 lines Proximity Switch/ordinary fretting switch / drawing see as Picture 5-10.
3 lines Proximity Switch connection Picture 5-11 and Picture 5-12, brown cable for Proximity switch
connect with COM+,Black cable connect channel, blue cable connect with COM-. Pls note Only support NPN
typel 3 lines proximity switch.
Digital Dream Mach3 Motion Controller
Mark
RXD
TXD
COM-
Picture 5-8 Extended Serial Port
Picture 5-9 Internal structure of Input interface
Page -10
Definition
Receive for serial port
Transmit for serial port
Negative side
UC300 User's Manual