Skip to Content
Last modified by Karry Zhuang on 2025/07/03 11:59
From version 56.5
edited by Karry Zhuang
on 2024/04/20 16:30
Change comment: There is no comment for this version
To version 41.1
edited by Karry Zhuang
on 2024/04/20 14:20
Change comment: Uploaded new attachment "image-20240420141955-4.png", version {1}

Summary

Details

Page properties
Content
... ... @@ -30,11 +30,11 @@
30 30  Debug Board SW12=[off on] : FT4222H SPI Slave mode
31 31  AIoT Board SW123456=[off off off off off off]
32 32  
33 -(% aria-label="image-20240419174248-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174248-4.png||data-widget="image" height="419" width="419"]](% 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" %)​(%%) (% aria-label="image-20240419174159-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174159-3.png||data-widget="image" height="420" width="556"]](% title="Click and drag to resize" %)​
33 +(% aria-label="image-20240419174248-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174248-4.png||data-widget="image" height="419" width="419"]](% 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" %)​(%%) (% aria-label="image-20240419174159-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174159-3.png||data-widget="image" height="420" width="556"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
34 34  
35 35  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.
36 36  
37 -[[image:image-20240420154605-14.jpeg||height="903" width="903"]](% title="Click and drag to resize" %)​
37 +(% aria-label="image-20240419173432-1.jpeg image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419173432-1.jpeg||data-widget="image" height="757" width="757"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
38 38  
39 39  
40 40  === 2.1.3 Calibration ===
... ... @@ -41,34 +41,32 @@
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.
43 43  
44 -Choose the largest number of serial port, for example, here shows 13 and 14, then choose 14
45 -
46 46  (% class="box warningmessage" %)
47 47  (((
48 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 configuration environment. Otherwise, an error pop-up window occurs when running software.
49 49  )))
50 50  
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" %)​
49 +(% aria-label="1713519971789-213.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713519971789-213.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
52 52  
53 53  Next, select a Baud rate of 921600 and click on "start". Then, click on "show full image" to display the camera screen.
54 54  
55 -(% aria-label="image-20240419174908-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174908-5.png||data-widget="image" height="491" width="406"]](% 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" %)​(% aria-label="image-20240419175103-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419175103-7.png||data-widget="image" height="489" width="632"]](% title="Click and drag to resize" %)​
53 +(% aria-label="image-20240419174908-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174908-5.png||data-widget="image" height="491" width="406"]](% 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" %)​(% aria-label="image-20240419175103-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419175103-7.png||data-widget="image" height="489" width="632"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
56 56  
57 57  Click "enable Raw" and save the BMP image in the "Save" folder. This step is necessary to obtain the coordinate points of the watch face.
58 58  
59 -(% aria-label="image-20240419175324-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419175324-8.png||data-widget="image" height="637" width="911"]](% title="Click and drag to resize" %)​
57 +(% aria-label="image-20240419175324-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419175324-8.png||data-widget="image" height="637" width="911"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
60 60  
61 -(% aria-label="image-20240419175324-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419175324-9.png||data-widget="image" height="348" width="913"]](% title="Click and drag to resize" %)​
59 +(% aria-label="image-20240419175324-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419175324-9.png||data-widget="image" height="348" width="913"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
62 62  
63 63  This water meter has only five fields, and the coordinates of the digital roulette wheel are shown in the figure.
64 64  
65 65  If your device's digital scroll wheel dial does not match these five fields, you can try the other field dial coordinate dot plots in 2.4.
66 66  
67 -(% aria-label="1713573839396-314.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713573839396-314.png||data-widget="image" height="198" width="649"]](% title="Click and drag to resize" %)​
65 +(% aria-label="1713573839396-314.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713573839396-314.png||data-widget="image" height="198" width="649"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
68 68  
69 -The computer's drawing tool can be used to open the latest bmp image and get the coordinates of the digital wheel dial, as shown below. Based on the format of the digital wheel dial, we can obtain each coordinate point of the current use dial. The (x,y) coordinate on the image is located at the bottom left corner.
67 +The computer's drawing tool should be utilized to open the most recent bmp image and extract the coordinates of the digital wheel dial, as depicted in the accompanying illustration. Additionally, each coordinate point of the current dial should be obtained following the format specified for the digital wheel dial.
70 70  
71 -(% aria-label="1713574859715-722.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713574859715-722.png||data-widget="image" height="481" width="576"]](% title="Click and drag to resize" %)​
69 +(% aria-label="1713574859715-722.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713574859715-722.png||data-widget="image" height="481" width="576"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
72 72  
73 73  Click the "ROI setting" button in "HIMAX_AMR_PC_Tool" and three options will pop up
74 74  
... ... @@ -80,11 +80,11 @@
80 80  
81 81  Now we are calibrating the digital wheel face of the water meter. Here we select "digit wheel".
82 82  
83 -(% aria-label="1713576691266-408.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713576691266-408.png||data-widget="image"]](% title="Click and drag to resize" %)​
81 +(% aria-label="1713576691266-408.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713576691266-408.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
84 84  
85 85  1:Fill in the coordinates you just got; it's best to get a coordinate and fill in a coordinate.
86 86  
87 -2: Fill in the number of number wheel on their dial,fi;
85 +2: Fill in the number of number wheel on their dial;
88 88  
89 89  3: Select the number of short Pointers (currently we don't use short Pointers, the "digit wheelu" option defaults to 0);
90 90  
... ... @@ -94,7 +94,7 @@
94 94  
95 95  6: Click the exit configuration interface, at this time, there will be a readout. If the Reading of "reading" is consistent with the watch face, the calibration is successful. The AIS cannot move thereafter to avoid misreading.
96 96  
97 -(% aria-label="1713576930301-479.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713576930301-479.png||data-widget="image"]](% title="Click and drag to resize" %)​
95 +(% aria-label="1713576930301-479.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713576930301-479.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
98 98  
99 99  The effect can be previewed by clicking the "Preview correction" button as shown below.
100 100  
... ... @@ -103,14 +103,12 @@
103 103  
104 104  After the calibration process is completed, it can be observed that the obtained reading aligns consistently with the numerical value displayed on the digital wheel dial.
105 105  
106 -(% aria-label="1713577072196-132.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713577072196-132.png||data-widget="image" height="751" width="1073"]]
104 +(% aria-label="1713577072196-132.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713577072196-132.png||data-widget="image" height="751" width="1073"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
107 107  
108 -(% title="Click and drag to resize" %)​
109 -
110 110  == 2.2 Calibration power meter ==
111 111  
112 112  
113 -== 2.1 Calibrate a Power Meter ==
109 +== 2.1 Calibrate a Water Meter ==
114 114  
115 115  === 2.2.1 Introduce ===
116 116  
... ... @@ -122,7 +122,7 @@
122 122  Debug Board SW12=[off on] : FT4222H SPI Slave mode
123 123  AIoT Board SW123456=[off off off off off off]
124 124  
125 -(% aria-label="image-20240419174248-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174248-4.png||data-widget="image" height="419" width="419"]](% 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" %)​(%%) (% aria-label="image-20240419174159-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174159-3.png||data-widget="image" height="420" width="556"]](% title="Click and drag to resize" %)​
121 +(% aria-label="image-20240419174248-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174248-4.png||data-widget="image" height="419" width="419"]](% 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" %)​(%%) (% aria-label="image-20240419174159-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174159-3.png||data-widget="image" height="420" width="556"]](% style="background:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png) rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
126 126  
127 127  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 power meter.
128 128  
... ... @@ -133,152 +133,26 @@
133 133  
134 134  Perform a power reset on the EVB board, making sure to close the ota.exe program before opening HMX_FT4222H_GUI.exe.
135 135  
136 -Choose the largest number of serial port, for example, here shows 13 and 14, then choose 14
137 -
138 138  (% class="box warningmessage" %)
139 139  (((
140 140  (% 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.
141 141  )))
142 142  
143 -(% 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" %)​
137 +(% aria-label="1713519971789-213.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713519971789-213.png||data-widget="image"]](% style="background:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png) rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
144 144  
145 145  Next, select a Baud rate of 921600 and click on "start". Then, click on "show full image" to display the camera screen.
146 146  
147 -(% aria-label="image-20240419174908-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174908-5.png||data-widget="image" height="491" width="406"]][[image:image-20240420135207-3.png||height="485" width="706"]]
141 +(% aria-label="image-20240419174908-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174908-5.png||data-widget="image" height="491" width="406"]][[image:image-20240420135207-3.png||height="483" width="704"]]
148 148  
149 -Click "enable Raw" and save the BMP image in the "Save" folder. This step is necessary to obtain the coordinate points of the watch face.
150 150  
151 -[[image:1713592384928-500.png||height="494" width="266"]][[image:image-20240420141955-4.png||height="492" width="782"]]
152 152  
153 -This power meter has only six fields, and the coordinates of the digital roulette wheel are shown in the figure.
154 154  
155 -If your device's digital scroll wheel dial does not match these six fields, you can try the other field dial coordinate dot plots in 2.4.
156 156  
157 -(% aria-label="image-20240420094632-13.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240420094632-13.png||data-widget="image" height="148" width="588"]]
158 158  
159 -The computer's drawing tool can be used to open the latest bmp image and get the coordinates of the digital wheel dial, as shown below. Based on the format of the digital wheel dial, we can obtain each coordinate point of the current use dial. The (x,y) coordinate on the image is located at the bottom left corner.
148 +[[image:image-20240420134851-2.jpeg||height="626" width="837"]]
160 160  
161 -[[image:image-20240420153316-11.png||height="569" width="755"]]
162 -
163 -(% id="cke_bm_67462S" style="display:none" %) (%%)Click the "ROI setting" button in "HIMAX_AMR_PC_Tool" and three options will pop up
164 -
165 -The "Long dial" option is the long hand dial.
166 -
167 -The "Short dial" option is the short pointer and digital wheel dial.
168 -
169 -The "Digit wheel" option is the digital wheel dial.
170 -
171 -Now we are calibrating the digital wheel face of the power meter. Here we select "digit wheel".
172 -
173 -(% aria-label="1713576691266-408.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713576691266-408.png||data-widget="image"]](% title="Click and drag to resize" %)​
174 -
175 -1: Fill in the coordinates you just got; it's best to get a coordinate and fill in a coordinate.
176 -
177 -2: Fill in the number of number wheel on their dial,six;
178 -
179 -3: Select the number of short Pointers (currently we don't use short Pointers, the "digit wheelu" option defaults to 0);
180 -
181 -4: Preview whether the setting of their coordinates is accurate;
182 -
183 -5: Click to write all configuration to AIS;
184 -
185 -6: Click the exit configuration interface, at this time, there will be a readout. If the Reading of "reading" is consistent with the watch face, the calibration is successful. The AIS cannot move thereafter to avoid misreading.
186 -
187 -[[image:image-20240420143939-6.png||height="408" width="886"]](% title="Click and drag to resize" %)​
188 -
189 -The effect can be previewed by clicking the "Preview correction" button as shown below.
190 -
191 -[[image:image-20240420144154-7.png||height="534" width="880"]]
192 -
193 -After the calibration process is completed, it can be observed that the obtained reading aligns consistently with the numerical value displayed on the digital wheel dial.
194 -
195 -[[image:1713595371004-125.png]]
196 -
197 -
198 198  == 2.3 Calibration gas meter ==
199 199  
200 -=== 2.3.1 Introduce ===
201 -
202 -This gas meter uses G2.5 membrane gas meter. It features eight dial numbers for measurement accuracy.
203 -
204 -=== 2.3.2 Fix Sensor to a Gas Meter ===
205 -
206 -Do the following with EVB_Board
207 -Debug Board SW12=[off on] : FT4222H SPI Slave mode
208 -AIoT Board SW123456=[off off off off off off]
209 -
210 -(% aria-label="image-20240419174248-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174248-4.png||data-widget="image" height="419" width="419"]](% 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; 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" %)​(%%) (% aria-label="image-20240419174159-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174159-3.png||data-widget="image" height="420" width="556"]](% title="Click and drag to resize" %)​
211 -
212 -Use a hot glue gun and several sticks to attach  for stabilizing the AIS. Adjust the height of the sticks so that the AIS can clearly view the numbers on the gas meter.
213 -
214 -[[image:image-20240420152258-9.jpeg||height="931" width="698"]]
215 -
216 -(% title="Click and drag to resize" %)​
217 -
218 -=== 2.1.3 Calibration ===
219 -
220 -Perform a power reset on the EVB board, making sure to close the ota.exe program before opening HMX_FT4222H_GUI.exe.
221 -
222 -Choose the largest number of serial port, for example, here shows 13 and 14, then choose 14
223 -
224 -(% class="box warningmessage" %)
225 -(((
226 -(% 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.
227 -)))
228 -
229 -(% 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" %)​
230 -
231 -Next, select a Baud rate of 921600 and click on "start". Then, click on "show full image" to display the camera screen.
232 -
233 -(% aria-label="image-20240419174908-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174908-5.png||data-widget="image" height="491" width="406"]][[image:1713598021017-402.png]]
234 -
235 -Click "enable Raw" and save the BMP image in the "Save" folder. This step is necessary to obtain the coordinate points of the watch face.
236 -
237 -[[image:1713592384928-500.png||height="494" width="266"]][[image:1713598094208-496.png||height="494" width="790"]]
238 -
239 -This gas meter has eight fields, and the coordinates of the digital roulette wheel are shown in the figure.
240 -
241 -If your device's digital scroll wheel dial does not match these eight fields, you can try the other field dial coordinate dot plots in 2.4.
242 -
243 -(% aria-label="image-20240420094632-15.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240420094632-15.png||data-widget="image" height="113" width="542"]]
244 -
245 -(% id="cke_bm_196694S" style="display:none" %) (%%)The computer's drawing tool can be used to open the latest bmp image and get the coordinates of the digital wheel dial, as shown below. Based on the format of the digital wheel dial, we can obtain each coordinate point of the current use dial. The (x,y) coordinate on the image is located at the bottom left corner.
246 -
247 -[[image:image-20240420153139-10.png||height="530" width="710"]]
248 -
249 -(% id="cke_bm_67462S" style="display:none" %) (%%)Click the "ROI setting" button in "HIMAX_AMR_PC_Tool" and three options will pop up
250 -
251 -The "Long dial" option is the long hand dial.
252 -
253 -The "Short dial" option is the short pointer and digital wheel dial.
254 -
255 -The "Digit wheel" option is the digital wheel dial.
256 -
257 -Now we are calibrating the digital wheel face of the gas meter. Here we select "digit wheel".
258 -
259 -(% aria-label="1713576691266-408.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713576691266-408.png||data-widget="image"]]
260 -
261 -1: Fill in the coordinates you just got; it's best to get a coordinate and fill in a coordinate.
262 -
263 -2: Fill in the number of number wheel on their dial,eight;
264 -
265 -3: Select the number of short Pointers (currently we don't use short Pointers, the "digit wheelu" option defaults to 0);
266 -
267 -4: Preview whether the setting of their coordinates is accurate;
268 -
269 -5: Click to write all configuration to AIS;
270 -
271 -6: Click the exit configuration interface, at this time, there will be a readout. If the Reading of "reading" is consistent with the watch face, the calibration is successful. The AIS cannot move thereafter to avoid misreading.
272 -
273 -[[image:image-20240420154023-12.png||height="436" width="942"]](% title="Click and drag to resize" %)​
274 -
275 -The effect can be previewed by clicking the "Preview correction" button as shown below.
276 -
277 -[[image:1713598855240-454.png]]
278 -
279 -After the calibration process is completed, it can be observed that the obtained reading aligns consistently with the numerical value displayed on the digital wheel dial.
280 -
281 -
282 282  == 2.4 Digital wheel dial take point coordinate diagram ==
283 283  
284 284  4  numbers：
1713595371004-125.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -127.8 KB
Content
1713598021017-402.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -92.5 KB
Content
1713598094208-496.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -340.0 KB
Content
1713598855240-454.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -152.8 KB
Content
1713598887495-423.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -128.5 KB
Content
image-20240420143926-5.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -472.3 KB
Content
image-20240420143939-6.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -472.3 KB
Content
image-20240420144154-7.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -527.3 KB
Content
image-20240420152247-8.jpeg
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -2.1 MB
Content
image-20240420152258-9.jpeg
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -2.1 MB
Content
image-20240420153139-10.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -270.9 KB
Content
image-20240420153316-11.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -276.3 KB
Content
image-20240420154023-12.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -266.8 KB
Content
image-20240420154559-13.jpeg
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -1.9 MB
Content
image-20240420154605-14.jpeg
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.karry
Size
... ... @@ -1,1 +1,0 @@
1 -1.9 MB
Content