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Changes for page 05 Lua Script

Last modified by Hunter on 2026/10/14 19:50
From version 14.1
edited by Joe
on 2026/08/19 17:31
Change comment: There is no comment for this version
To version 26.1
edited by Hunter
on 2026/10/14 19:50
Change comment: There is no comment for this version

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Details

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1 -XWiki.joe
1 +XWiki.Hunter
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740 740  
741 741  This example shows how to send CSV file transferred by DB file with Gmail. Please note that  use PI version 10.6 or higher to open the project.
742 742  [[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/Sending%20CSV%20file%20with%20Gmail.zip]]
743 +
744 +
745 += 32 GPS Function =
746 +
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 +
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>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/SFTP%20Client.zip]]
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