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Changes for page 05 Lua Script

Last modified by Devin Chen on 2025/03/04 14:07
From version 47.1
edited by Devin Chen
on 2023/08/17 15:33
Change comment: There is no comment for this version
To version 54.1
edited by Devin Chen
on 2023/11/24 17:07
Change comment: There is no comment for this version

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... ... @@ -545,11 +545,14 @@
545 545  (% style="text-align:center" %)
546 546  [[image:celllocation.png]]
547 547  
548 -= 18 Convert a number to a string =
548 += 18 How to convert a number to a string =
549 549  
550 550  The example shows how to convert a number to a string using the "tostring()" function.
551 551  
552 +[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/Number%20to%20string.zip]]
552 552  
554 +Note:This demo converts a 64-bit floating to a string,you can change the data format of "@W_HDW0" depand on requirements
555 +
553 553  The core code is from file convert.lua:
554 554  
555 555  (% style="text-align:center" %)
... ... @@ -560,3 +560,17 @@
560 560  (% style="text-align:center" %)
561 561  [[image:Converttestdisplay.png]]
562 562  
566 += 19 HUAWEI CLOUD & OpenCloud =
567 +
568 +About the details, please check the powerpoint or video of Lua MQTT & OpenCloud [[Jump To>>doc:PIStudio.Download.1 Manual.WebHome]]
569 +
570 +[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/HuaweiMQ%281%29.zip]]
571 +
572 +
573 += 20 UDP Multicast =
574 +
575 +The example shows how to use UDP multicast feature to send and receive data.
576 +
577 +[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/UDP%20Multicast.zip]]
578 +
579 +About the details, please check the [[UDP module>>https://docs.we-con.com.cn/bin/view/PIStudio/09%20Lua%20Editor/Lua%20Script/#HUDPmodule-1]]