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Last modified by Karry Zhuang on 2025/07/03 11:59
From version 79.2
edited by Karry Zhuang
on 2024/04/26 15:10
Change comment: There is no comment for this version
To version 78.1
edited by Karry Zhuang
on 2024/04/24 16:33
Change comment: Uploaded new attachment "image-20240424163340-4.jpeg", version {1}

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30 30  
31 31  This water meter is designed in accordance with the Chinese standard for drinking cold water meters and hot water meters, GB/T 778.1-2007. It features five dial numbers for measurement accuracy.
32 32  
33 -=== 2.1.2 Fix Sensor to a Water Meter(% title="Click and drag to resize" %)​(%%) ===
33 +=== 2.1.2 Fix Sensor to a Water Meter ===
34 34  
35 -The AI Sensors are fixed in the device, and then the water meter is embedded and the Angle is adjusted.
35 +Do the following with EVB_Board
36 +Debug Board SW12=[off on] : FT4222H SPI Slave mode
37 +AIoT Board SW123456=[off off off off off off]
36 36  
37 -[[image:image-20240424163340-4.jpeg||height="709" width="532"]]
39 +(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​(%%) (% title="Click and drag to resize" %)​
38 38  
41 +Use a hot glue gun and several sticks to attach a triangle for stabilizing the AIS. Adjust the height of the sticks so that the AIS can clearly view the numbers on the water meter.
39 39  
43 +[[image:image-20240422092251-1.png]]
44 +
45 +
40 40  === 2.1.3 Calibration ===
41 41  
42 42  Perform a power reset on the EVB board, making sure to close the ota.exe program before opening HMX_FT4222H_GUI.exe.
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45 45  
46 46  (% class="box warningmessage" %)
47 47  (((
48 -(% class="mark" %)Note: before you start the software (%%)HMX_FT4222H_GUI.exe(% class="mark" %). you must pre-install the [[visualcppredist_aio_x6_x64_v42.exe>>https://www.dropbox.com/scl/fi/mzqx6ld5a4zkcecntqjjg/VisualCppRedist_AIO_x86_x64_v42.rar?rlkey=9fuzodmed1fg9ulquh22h0dtr&st=ph6ozi4d&dl=0]] configuration environment. Otherwise, an error pop-up window occurs when running software.
54 +(% class="mark" %)Note: before you start the software (%%)HMX_FT4222H_GUI.exe(% class="mark" %). you must pre-install the visualcppredist_aio_x6_x64_v42.exe configuration environment. Otherwise, an error pop-up window occurs when running software.
49 49  )))
50 50  
51 51  (% aria-label="1713519971789-213.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713519971789-213.png||data-widget="image"]](% title="Click and drag to resize" %)​