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Table of Contents
Related Manuals for Crestron CNXCOM-2
Summary of Contents for Crestron CNXCOM-2
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Page 3: Table Of Contents
Contents CNX RS-232/422/485 Expansion Card: CNXCOM-2 Description ... 1 Functional Description ... 1 Physical Description... 2 Leading Specifications ... 2 Setup... 2 Installation ... 2 Preparation for Use... 3 Programming with SIMPL™ Windows ... 4 How the Program Works ... 5 How to Create the Program... -
Page 5: Cnx Rs-232/422/485 Expansion Card: Cnxcom-2
CNXCOM-2. If both are enabled, RTS/CTS is used. If CTS handshaking is enabled, the CTS line is monitored by the CNXCOM-2. The CTS line can also be enabled as a digital input to the control system; the RTS line can be enabled as a digital output. -
Page 6: Physical Description
CE marking. Setup Installation Items required to install the CNXCOM-2 are already attached to the unit. The only tools required are a Phillips tip screwdriver and a grounding strap. Follow the assembly procedure after this paragraph. CAUTION: The CNXCOM-2 contains electrostatic sensitive devices (ESD);... -
Page 7: Preparation For Use
2. Use the Phillips tip screwdriver and remove two screws and blank faceplate from the control system. 3. Align the CNXCOM-2 with the card guides in the open slot and slide the expansion card into postion. 4. Firmly press both ends of the CNXCOM-2 faceplate to seat the expansion card into the control system connector. -
Page 8: Programming With Simpl™ Windows
A common application is to use a three-wire null modem serial cable to communicate with a PC, shown below. Since the pinout on the CNXCOM-2 is non- standard, the card should not be plugged into the PC directly. The pinout in this illustration emulates the IBM PC AT connector except for the RS-422 signals on pins 1, 4, 6, and 9. -
Page 9: How The Program Works
For this example, add a CNXCOM-2 to slot #1 of the CNMSX-PRO. Also add a CT-3500 to the system; its NET ID must be set to 03, shown on the next page. - Page 10 CRESTRON version can be obtained from the Software Downloads page of Crestron’s website (www.crestron.com). New users are required to register in order to obtain access to the FTP site. Graphical System View of CNXCOM-2 and CT-3500 in SIMPL Windows’ Configuration...
- Page 11 In this example, all commands are suffixed with the hex byte \x03. To save some typing, \x03 can be entered as the delimiter in the CNXCOM-2 Port A symbol. When present, the delimiter is appended to every string of text in the port definition (both transmitted and received strings).
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Page 12: Problem Solving
Further Inquiries If after reviewing this Operations Guide for the CNXCOM-2, you cannot locate specific information or have questions, please take advantage of Crestron's award winning technical support team by calling: For local support from exclusive Crestron factory-trained personnel call:... -
Page 13: Return And Warranty Policies
(3) years from the date of shipment to purchaser. Disk drives and any other moving or rotating mechanical parts are covered for a period of one (1) year. CRESTRON warrants all its other products for a period of one year from the defects mentioned above, excluding touchscreen display components which are covered for 90 days.