How to Setup NJ with CJ1W-SCU42
The NSH5 does not have the option of variable exchange. But it is possible to use the NSH5 with a CJ1W-SCU42.
Principle of operation is to specify the SYSMAC variable to an equal address of the NSH5 variable.
Note: Consider the two variables ( NJ and NSH5) if there are changes made in one of them.
Intro of Steps
- Create a Project.
- CPU Configuration.
- CJ1W-SCU42 Parameter settings.
- Programming, Internal Variables.
- NSH5 Hand-held Programmable Terminal.
- Attachments.
This article (NJ501 base) explains how to setup the configuration for the NJ501 with a CJ1W-SCU42 Serial communication unit connecting to a NSH5 Hand-held Programmable Terminal.
All the samples used in this article are attached.
Program Versions; Sysmac Studio Version 1.0, CX-Server Version 5.0, CX-Designer Version 3.3
1. Create a Project
Create a New Project in Sysmac Studio.

2. CPU Configuration
Double Click on the CPU/Expansion Rack.
Drag en Drop the CJ1W-SCU42.
Click on Edit Special Unit Settings.

3. CJ1W-SCU42 Parameter settings.
Set the parameters of the CJ1W-SCU42 communication unit Port 2.
: Port settings = User settings
: Serial communication mode = NT Link (1:N)
: Data length = 7 bits
: Stop bits = 2 bits
: Parity = Even
: Baud rate = High-Speed NT Link

4. Programming, Internal Variables.
Detailed information in manual W501, section 6-3-8.
Data type will then be anything available format. Important is AT command is %D...%W

5. NSH5 Hand-held Programmable Terminal.
Create a Program for the NSH5 Hand-held Terminal and verify the communication settings with CX-Designer.

6. Attachments.
How to Setup NJ with CJ1W-SCU42.smc â–º Sysmac Studio file.
NJ_SCU42_NSH5.IPP â–º CX-Designer file.
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