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Last modified by Karry Zhuang on 2025/07/03 11:59
From version 103.1
edited by Karry Zhuang
on 2024/04/29 10:38
Change comment: Uploaded new attachment "1714358288601-933.png", version {1}
To version 111.2
edited by Karry Zhuang
on 2024/04/29 15:08
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278 278  
279 279  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.
280 280  
281 +[[image:1714358288601-933.png]]
281 281  
282 282  == 2.4 Digital wheel dial take point coordinate diagram ==
283 283  
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307 307  == (% title="Click and drag to resize" %)3.1 Get Digital Reading After Calibration(%%) ==
308 308  
309 309  
311 +=== 3.1.1 Uplink Payload (Fport~=5) ===
312 +
313 +The uplink payload includes totally 14 bytes. Uplink packets use FPORT=5 and (% style="color:#4472c4" %)**every 20 minutes**(%%) send one uplink by default.
314 +
315 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:370px" %)
316 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)**Size(bytes)(% style="display:none" %) (%%)**|=(% style="width: 60px;background-color:#4F81BD;color:white" %)2|=(% style="width: 80px;background-color:#4F81BD;color:white" %)4|=(% style="width: 80px;background-color:#4F81BD;color:white" %)4|=(% style="width: 60px;background-color:#4F81BD;color:white" %)4
317 +|(% style="width:99px" %)Value|(% style="width:62px" %)BAT|sysTimeCurrent|Integer|Decimal
318 +
319 +[[image:1714374026505-898.png||height="200" width="736"]]
320 +
321 +Payload Example（FPort=5）：(% style="background-color:yellow" %)**0D 32 66 29 AF E0 00 00 00 02 00 05 E3 B0**
322 +
323 +=== 3.1.2 BAT- Battery information ===
324 +
325 +These two bytes of BAT include the battery state and the actual voltage.
326 +
327 +**Ex**：0x0B32 = 3378mV
328 +
329 +=== 3.1.3 sysTimeCurrent ===
330 +
331 +These four bytes contain the year, month, day, hour, minute, and second of the time.
332 +
333 +AI Sensor use Unix TimeStamp format based on
334 +
335 +[[image:1714374373681-339.png||height="81" width="527"]]
336 +
337 +Users can get this time from the link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
338 +
339 +Below is the converter example
340 +
341 +**Ex**：6629AFE0=2024-04-25 01:20:32
342 +
343 +[[image:1714374389825-148.png||height="313" width="428"]][[image:1714374398047-940.png||height="214" width="508"]]
344 +
345 +So, we can use AT+TIMESTAMP=1714012723 or downlink 6629C233 to set the current time 2024 – April ~-~- 25 Thursday 02:38:41
346 +
347 +=== 3.1.4 Integer ===
348 +
349 +These four bytes display the integers in the digital wheel face
350 +
351 +[[image:file:///C:/Users/zzccc/AppData/Local/Temp/msohtmlclip1/01/clip_image002.jpg]][[image:1714374445395-196.png]]
352 +
353 +Read table integer：0x00000002=2
354 +
355 +=== 3.1.5 Decimal ===
356 +
357 +These four bytes display decimals on the digital wheel.
358 +
359 +[[image:1714374493101-914.png]][[image:file:///C:/Users/zzccc/AppData/Local/Temp/msohtmlclip1/01/clip_image002.jpg]]
360 +
361 +Read table decimals：0x005E3B0/1000000= 0.385968
362 +
363 +
310 310  == (% title="Click and drag to resize" %)3.2 Get Image and show in PC(%%) ==
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