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Changes for page 05 Lua Script

Last modified by Devin Chen on 2025/03/04 14:07
From version 23.1
edited by Hunter
on 2023/03/01 11:55
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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Author
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1 -XWiki.Hunter
1 +XWiki.AiXia
Content
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228 228  [[image:MQTTJSONparsefunction.png]]
229 229  
230 230  = **11 High-Low Byte Switch** =
231 +
232 +The example shows how to convert high bytes and low bytes for one 16bit address. Main function is like following:
233 +
234 +{{code language="lua"}}
235 +local lowByte = val & 0x00ff
236 +local shiftHigh = lowByte << 8
237 +local highByte = val & 0xff00
238 +local shiftLow = highByte >> 8
239 +local newVal = shiftHigh|shiftLow
240 +{{/code}}
241 +
242 +[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/byteswitch.zip]]
243 +
244 += **12 Week time setting** =
245 +
246 +The example shows how to use day time to control functions:
247 +
248 +[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/week%20time.zip]]