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Changes for page 05 Lua Script

Last modified by Hunter on 2026/10/14 19:50
From version 25.1
edited by Hunter
on 2026/10/14 19:44
Change comment: There is no comment for this version
To version 15.1
edited by Devin Chen
on 2026/08/26 11:33
Change comment: There is no comment for this version

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1 -XWiki.Hunter
1 +XWiki.DevinChen
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747 747  This example shows how to get the GPS data from device (Support RH-AG). Please note that  use PI version 11.4.64.26081301 or higher to open the project.
748 748  
749 749  [[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/GPS%20function.zip]]
750 -
751 -
752 -= **33 Data record query** =
753 -
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 -[[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(PI 11.4) =
796 -
797 -This example shows how to set up the SSH connection between HMI and server, and upload or download the file. **This function only works on PIStudio version 11.4 or above and PI8000ig or PI9000ig HMI.**
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 -
802 -**Make sure TCP port 22 is not occupied by another SSH server, such as Bitvise SSH Server.**
803 -{{/info}}
804 -
805 -~1. Run PowerShell as administrator. Enter Get-Service sshd in the PowerShell window. If the status is Stopped, enter Start-Service sshd to start the service.
806 -
807 -{{code language="powershell"}}
808 -Get-Service sshd
809 -Start-Service sshd
810 -{{/code}}
811 -
812 -(% style="text-align:center" %)
813 -[[image:checkstatusSSH.png]]
814 -
815 -{{info}}
816 -If the SSH connection cannot be established, check and adjust the firewall’s inbound and outbound rules. Enter following command in powershell
817 -{{/info}}
818 -
819 -{{code language="powershell"}}
820 -netsh advfirewall set allprofiles state off
821 -{{/code}}
822 -
823 -2. Change the server IP, username and password.
824 -
825 -(% style="text-align:center" %)
826 -[[image:SSH1.png]]
827 -
828 -2. Change the server file path and HMI file path as user wanted.
829 -
830 -(% style="text-align:center" %)
831 -[[image:E2.png]]
832 -
833 -3. Click the Copy to copy the file into flash(user:) path from the pen drive path, then click SFTP connect, click Upload or Download button.
834 -
835 -{{warning}}
836 -File operations are only supported under the "user:" path for the moment.
837 -{{/warning}}
838 -
839 -(% style="text-align:center" %)
840 -[[image:sf.png]]
841 -
842 -4. Check the file whether download or upload successfully.
843 -
844 -(% style="text-align:center" %)
845 -[[image:8217Wc3rju.png]]
846 -
847 -Download link
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