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Changes for page 05 Lua Script

Last modified by Devin Chen on 2025/03/04 14:07
From version 34.1
edited by Hunter
on 2023/04/26 19:00
Change comment: There is no comment for this version
To version 29.1
edited by Theodore Xu
on 2023/04/11 17:26
Change comment: There is no comment for this version

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246 246  The example shows how to use day time to control functions:
247 247  
248 248  [[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/week%20time.zip]]
249 -
250 -= **13 MQTT Multi-link** =
251 -
252 -The example shows use mqtt realize multi-machine function：
253 -
254 -[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/MQTT%20Multi-link.zip]]
255 -
256 -= **14 CSV File Generation** =
257 -
258 -The example shows convert the custom lua table data into csv string, then output as a file:
259 -
260 -[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/csvGenerate.zip]]
261 -
262 -The following steps take HMI simulator as example:
263 -
264 -~1. Click button "Create Table" to draw lua table in screen.
265 -
266 -(% style="text-align:center" %)
267 -[[image:csvGenerateSteps.png]]
268 -
269 -2. Click button "Save as csv" to save the file into HMI storage path. On the HMI simulator, user can enter the simulation path of U disk to check the file whether create successfully.
270 -
271 -(% style="text-align:center" %)
272 -[[image:csvGenerateSimulationPath.png]]
273 -
274 -3. Click button "upload" to upload csv file into server side. In this case, we can check the upload path for PC.
275 -
276 -(% style="text-align:center" %)
277 -[[image:csvGenerateServerPath.png]]
278 -
279 -The table drawing and csv file generation is mainly using the following function to implement, the customized data is argument tab, and csv file storage path in HMI is "udisk:weather1.csv":
280 -
281 -(% style="text-align:center" %)
282 -[[image:csvGenerateLuaCode.png]]
283 -
284 -
csvGenerateLuaCode.png
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csvGenerateSimulationPath.png
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