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Last modified by Karry Zhuang on 2025/07/03 11:59
From version 78.2
edited by Karry Zhuang
on 2024/04/24 17:19
Change comment: There is no comment for this version
To version 77.1
edited by Karry Zhuang
on 2024/04/24 16:32
Change comment: Uploaded new attachment "image-20240424163213-3.jpeg", version {1}

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18 18  
19 19  = 2. Calibrate Digits Readings =
20 20  
21 -The AI Sensors and UART are connected and then connected to the PC.
22 22  
23 - [[image:image-20240424163117-1.png||height="520" width="450"]]
22 +The data cable should be connected to the AIS (note: there is no camera on this side), while the computer should be connected on the other side.
24 24  
25 -[[image:image-20240424163158-2.gif]][[image:image-20240424163213-3.jpeg||height="360" width="480"]]
24 +[[image:image-20240420164123-15.jpeg]] [[image:image-20240420164123-16.jpeg]]
26 26  
27 27  == 2.1 Calibrate a Water Meter ==
28 28  
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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" %)​(%%) ===
32 +=== 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.
34 +Do the following with EVB_Board
35 +Debug Board SW12=[off on] : FT4222H SPI Slave mode
36 +AIoT Board SW123456=[off off off off off off]
36 36  
37 -[[image:image-20240424163340-4.jpeg||height="709" width="532"]]
38 +(% 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  
40 +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  
42 +[[image:image-20240422092251-1.png]]
43 +
44 +
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.
image-20240424163340-4.jpeg
Author
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1 -XWiki.karry
Size
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1 -2.5 MB
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