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Changes for page 05 Lua Script

Last modified by Hunter on 2026/10/14 19:50
From version 16.1
edited by Joe
on 2026/09/30 17:20
Change comment: There is no comment for this version
To version 22.2
edited by Hunter
on 2026/10/14 17:30
Change comment: There is no comment for this version

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Author
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1 -XWiki.joe
1 +XWiki.Hunter
Content
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753 753  
754 754  This example shows how to obtain data records for a certain time period and display them at an address. Please note that  use PI version 10.6.45.26070101 or higher to open the project.
755 755  [[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/Data%20record%20query.zip]]
756 +
757 +
758 += 34 Ethernet A4 Printer =
759 +
760 +This example shows how to print A4 report paper directly from an HMI via TCP/IP, which is not required any PC software tool. [[Jump to Video>>https://youtu.be/IZoOoRefJc8]]
761 +
762 +{{warning}}
763 +Please prioritize printers that support **PCL5**.
764 +{{/warning}}
765 +
766 +**Common PCL5 Commands**
767 +
768 +{{code language="lua"}}
769 +--Set text position and content
770 +local sample = "\x1B*p1000x1000YHelloWorld"
771 +{{/code}}
772 +
773 +{{code language="lua"}}
774 +-- Set font size to 12 pt
775 +local fontSize = "\x1B(s12V"
776 +{{/code}}
777 +
778 +{{code language="lua"}}
779 +-- Set print direction to 0 degrees
780 +local direction = "\x1B&a0P"
781 +{{/code}}
782 +
783 +{{code language="lua"}}
784 +--Restore default drawing logic
785 +local defaultLogic = "\x1B*l252O"
786 +{{/code}}
787 +
788 +{{code language="lua"}}
789 +--New page feed output
790 +local formFeed = "\x0C"
791 +{{/code}}
792 +
793 +[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/PrinterTCPSocket.zip]]
794 +
795 += 35 SFTP Client =
796 +
797 +This example shows how to set up the SSH connection between HMI and server, and upload or download the file.
798 +
799 +{{info}}
800 +Refer to the Microsoft official guide for installing and enabling OpenSSH Server on Windows using PowerShell: [[Get started with OpenSSH Server for Windows ~| Microsoft Learn>>https://learn.microsoft.com/en-us/windows-server/administration/openssh/openssh_install_firstuse?tabs=gui&pivots=windows-server-2025]]
801 +{{/info}}
802 +
803 +