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Last modified by Xiaoling on 2025/04/27 13:54
From version 169.7
edited by Xiaoling
on 2022/06/14 17:45
Change comment: There is no comment for this version
To version 169.2
edited by Xiaoling
on 2022/06/11 15:56
Change comment: There is no comment for this version

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11 11  (% aria-label="Data URI image image widget" contenteditable="false" role="region" style="background-image:url(http://wiki1.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" tabindex="-1" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||data-widget="image" height="15" role="presentation" title="Click and drag to move" width="15"]](% aria-label="Data URI image image widget" contenteditable="false" role="region" style="background-image:url(http://wiki1.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" tabindex="-1" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% aria-label="Data URI image image widget" contenteditable="false" role="region" style="background-image:url(http://wiki1.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" tabindex="-1" title="Click and drag to resize" %)​
12 12  )))
13 13  
14 -**Table of Contents:**
14 +**Contents:**
15 15  
16 16  {{toc/}}
17 17  
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36 36  )))
37 37  
38 38  (((
39 +
40 +)))
41 +
42 +(((
39 39  It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
40 40  )))
41 41  
42 42  (((
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43 43  The LoRa wireless technology used in LDDS45 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
44 44  )))
45 45  
46 46  (((
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47 47  LDDS45 is powered by (% style="color:#4472c4" %)** 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
48 48  )))
49 49  
50 50  (((
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51 51  Each LDDS45 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on.
52 52  )))
53 53  
54 54  (((
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55 55  (% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
56 56  
57 57  
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91 91  (((
92 92  **Remarks: (1)  a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);       **
93 93  
94 -**~ b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
114 +**~ b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
95 95  )))
96 96  
97 97  
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105 105  
106 106  (% style="background-image:url(http://wiki1.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"]]
107 107  
128 +
108 108  (((
109 109  **(2)** **The object to be tested is a "corrugated cardboard box" perpendicular to the central axis of 0 °, and the length * width is 60cm * 50cm.**
110 110  )))
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114 114  (% title="Click and drag to resize" %)​(% aria-label="Data URI image image widget" contenteditable="false" role="region" style="background-image:url(http://wiki1.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" tabindex="-1" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||data-widget="image" draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% aria-label="Data URI image image widget" contenteditable="false" role="region" style="background-image:url(http://wiki1.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" tabindex="-1" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% aria-label="Data URI image image widget" contenteditable="false" role="region" style="background-image:url(http://wiki1.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" tabindex="-1" title="Click and drag to resize" %)​(% title="Click and drag to resize" %)​(% style="display:none" %) ** **
115 115  
116 116  
138 +
117 117  == 1.5 ​ Applications ==
118 118  
119 119  * Horizontal distance measurement
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169 169  )))
170 170  
171 171  (((
172 -
173 -
174 174  (% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS45.
175 175  )))
176 176  
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297 297  * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
298 298  * If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
299 299  
320 +
321 +
300 300  === 2.3.3  Interrupt Pin ===
301 301  
302 302  This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.3A0SetInterruptMode"]] for the hardware and software set up.
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874 874  * Solid ON for 5 seconds once device successful Join the network.
875 875  * Blink once when device transmit a packet.
876 876  
899 +
877 877  == 2.8  ​Firmware Change Log ==
878 878  
879 879  
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1148 1148  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1149 1149  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1150 1150  
1174 +
1175 +
1151 1151  = 5.  FAQ =
1152 1152  
1153 1153  == 5.1  What is the frequency plan for LDDS45? ==
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1191 1191  * (% style="color:red" %)**IN865 **(%%)**:**  LoRaWAN IN865 band
1192 1192  * (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band
1193 1193  
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1220 +
1194 1194  = 8. ​ Packing Info =
1195 1195  
1196 1196  
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1205 1205  * Package Size / pcs : cm
1206 1206  * Weight / pcs : g
1207 1207  
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1208 1208  = 9.  ​Support =
1209 1209  
1210 1210  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.