Changes for page 2 Script
Last modified by Devin Chen on 2025/06/06 14:03
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... ... @@ -447,6 +447,20 @@ 447 447 end 448 448 {{/code}} 449 449 450 +== **1.9 High-Low Byte Switch** == 451 + 452 +The following example is converting the floating number from order 1234 to order 3412. About which high-low word order corresponding to which value, please refer to the [[Address operation table>>doc:V-BOX.V-Net.Manual.04 Lua Script.01 Lua Functions.WebHome||anchor="/#H2Addressoperation"]]. 453 + 454 +{{code language="lua"}} 455 +function highLowByteSwitch(floatNumber) 456 + addr_setfloat("@W_0#HDW23036",floatNumber,0,2) 457 + local newFloat = addr_getfloat("@W_0#HDW23036") 458 + local formattedFloat = string.format("%.2f",newFloat) 459 + print("The formatted float value is the : "..formattedFloat) 460 + return formattedFloat 461 +end 462 +{{/code}} 463 + 450 450 = **2 V-Box connect with third part server** = 451 451 452 452 V-Box have two mode.One is for V-Net,User need to use WECON server to store data.We call this V-NET platform. ... ... @@ -474,6 +474,25 @@ 474 474 475 475 == **2.1 V-Box connect with test server(General Example)** == 476 476 491 +The following example is trying to publish to the topic "testtopic/test/no1/7890", and subscribe the topic "testtopic/test/no1/123456". 492 + 493 +And the JSON message is like follows: 494 + 495 +{{code language="JSON"}} 496 +{ 497 + "timestamp": 1631152760, 498 + "messageId": 1, 499 + "event": "test_data", 500 + "mfrs": "HMI/box", 501 + "data": 502 + { 503 + "id" : 1436217747670454274, 504 + "waterlevel" : 48, 505 + "temperture" : 23 506 + } 507 +} 508 +{{/code}} 509 + 477 477 {{code language="lua"}} 478 478 --MQTT configuration table 479 479 local MQTT_CFG={}