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Changes for page 05 Lua Script

Last modified by Devin Chen on 2025/03/04 14:07
From version 24.1
edited by Hunter
on 2023/03/01 12:01
Change comment: There is no comment for this version
To version 28.1
edited by Theodore Xu
on 2023/04/11 17:24
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Hunter
1 +XWiki.AiXia
Content
... ... @@ -229,13 +229,18 @@
229 229  
230 230  = **11 High-Low Byte Switch** =
231 231  
232 -**{{code language="Lua"}}local lowByte = val & 0x00ff
233 ---take the lower 8 bits from address
234 -local shiftHigh = lowByte << 8
235 ---left shift 8 bits
236 -local highByte = val & 0xff00
237 ---take the higher 8 bits from address
238 -local shiftLow = highByte >> 8
239 ---right shift 8 bits
240 -local newVal = shiftHigh|shiftLow
241 ---bit or calculation{{/code}}**
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 +[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/week%20time.zip]]