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Last modified by Xiaoling on 2025/04/27 13:54
From version 143.4
edited by Xiaoling
on 2022/06/10 17:25
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To version 151.10
edited by Xiaoling
on 2022/06/11 09:36
Change comment: There is no comment for this version

Summary

Details

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Content
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1 1  (% style="text-align:center" %)
2 -[[image:1654846127817-788.png]]
2 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654846127817-788.png?rev=1.1||alt="1654846127817-788.png"]]
3 3  
4 4  **Contents:**
5 5  
6 +* [[1.  Introduction>>path:#H1.A0Introduction]]
7 +** [[1.1 ​ What is LoRaWAN Distance Detection Sensor>>path:#H1.1200BWhatisLoRaWANDistanceDetectionSensor]]
8 +** [[​1.2  Features>>path:#H200B1.2A0Features]]
9 +** [[1.3  Specification>>path:#H1.3A0Specification]]
10 +*** [[1.3.1  Rated environmental conditions>>path:#H1.3.1A0Ratedenvironmentalconditions]]
11 +*** [[1.3.2  Effective measurement range Reference beam pattern>>path:#H1.3.2A0EffectivemeasurementrangeReferencebeampattern]]
12 +** [[1.5 ​ Applications>>path:#H1.5200BApplications]]
13 +** [[1.6  Pin mapping and power on>>path:#H1.6A0Pinmappingandpoweron]]
14 +* [[2.  Configure LDDS75 to connect to LoRaWAN network>>path:#H2.A0ConfigureLDDS75toconnecttoLoRaWANnetwork]]
15 +** [[2.1  How it works>>path:#H2.1A0Howitworks]]
16 +** [[2.2  ​Quick guide to connect to LoRaWAN server (OTAA)>>path:#H2.2A0200BQuickguidetoconnecttoLoRaWANserver28OTAA29]]
17 +** [[2.3  ​Uplink Payload>>path:#H2.3A0200BUplinkPayload]]
18 +*** [[2.3.1  Battery Info>>path:#H2.3.1A0BatteryInfo]]
19 +*** [[2.3.2  Distance>>path:#H2.3.2A0Distance]]
20 +*** [[2.3.3  Interrupt Pin>>path:#H2.3.3A0InterruptPin]]
21 +*** [[2.3.4  DS18B20 Temperature sensor>>path:#H2.3.4A0DS18B20Temperaturesensor]]
22 +*** [[2.3.5  Sensor Flag>>path:#H2.3.5A0SensorFlag]]
23 +*** [[2.3.6  Decode payload in The Things Network>>path:#H2.3.6A0DecodepayloadinTheThingsNetwork]]
24 +** [[2.4  Uplink Interval>>path:#H2.4A0UplinkInterval]]
25 +** [[2.5  ​Show Data in DataCake IoT Server>>path:#H2.5A0200BShowDatainDataCakeIoTServer]]
26 +** [[2.6  Frequency Plans>>path:#H2.6A0FrequencyPlans]]
27 +*** [[2.6.1  EU863-870 (EU868)>>path:#H2.6.1A0EU863-87028EU86829]]
28 +*** [[2.6.2  US902-928(US915)>>path:#H2.6.2A0US902-92828US91529]]
29 +*** [[2.6.3  CN470-510 (CN470)>>path:#H2.6.3A0CN470-51028CN47029]]
30 +*** [[2.6.4  AU915-928(AU915)>>path:#H2.6.4A0AU915-92828AU91529]]
31 +*** [[2.6.5  AS920-923 & AS923-925 (AS923)>>path:#H2.6.5A0AS920-92326AS923-92528AS92329]]
32 +*** [[2.6.6  KR920-923 (KR920)>>path:#H2.6.6A0KR920-92328KR92029]]
33 +*** [[2.6.7  IN865-867 (IN865)>>path:#H2.6.7A0IN865-86728IN86529]]
34 +** [[2.7  LED Indicator>>path:#H2.7A0LEDIndicator]]
35 +** [[2.8  ​Firmware Change Log>>path:#H2.8A0200BFirmwareChangeLog]]
36 +** [[2.9  Mechanical>>path:#H2.9A0Mechanical]]
37 +** [[2.10  Battery Analysis>>path:#H2.10A0BatteryAnalysis]]
38 +*** [[2.10.1  Battery Type>>path:#H2.10.1A0BatteryType]]
39 +*** [[2.10.2  Replace the battery>>path:#H2.10.2A0Replacethebattery]]
40 +* [[3.  Configure LDDS75 via AT Command or LoRaWAN Downlink>>path:#H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink]]
41 +** [[3.1  Access AT Commands>>path:#H3.1A0AccessATCommands]]
42 +** [[3.2  Set Transmit Interval Time>>path:#H3.2A0SetTransmitIntervalTime]]
43 +** [[3.3  Set Interrupt Mode>>path:#H3.3A0SetInterruptMode]]
44 +* [[4.  FAQ>>path:#H4.A0FAQ]]
45 +** [[4.1  What is the frequency plan for LDDS75?>>path:#H4.1A0WhatisthefrequencyplanforLDDS753F]]
46 +** [[4.2  How to change the LoRa Frequency Bands/Region>>path:#H4.2A0HowtochangetheLoRaFrequencyBands2FRegion]]
47 +** [[4.3  Can I use LDDS75 in condensation environment?>>path:#H4.3A0CanIuseLDDS75incondensationenvironment3F]]
48 +* [[5.  Trouble Shooting>>path:#H5.A0TroubleShooting]]
49 +** [[5.1  Why I can’t join TTN V3 in US915 / AU915 bands?>>path:#H5.1A0WhyIcan2019tjoinTTNV3inUS9152FAU915bands3F]]
50 +** [[5.2  AT Command input doesn't work>>path:#H5.2A0ATCommandinputdoesn27twork]]
51 +* [[6.  Order Info>>path:#H6.A0OrderInfo]]
52 +* [[7. ​ Packing Info>>path:#H7.200BPackingInfo]]
53 +* [[8.  ​Support>>path:#H8.A0200BSupport]]
6 6  
7 7  
8 8  
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10 10  
11 11  
12 12  
61 +
13 13  = 1.  Introduction =
14 14  
15 15  == 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
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18 18  
19 19  
20 20  (((
70 +(((
21 21  The Dragino LDDS75 is a (% style="color:#4472c4" %)** LoRaWAN Distance Detection Sensor**(%%) for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses (% style="color:#4472c4" %)** ultrasonic sensing** (%%)technology for distance measurement, and (% style="color:#4472c4" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The LDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc.
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22 22  
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23 23  
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24 24  It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
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25 25  
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26 26  
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27 27  The LoRa wireless technology used in LDDS75 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.
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28 28  
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29 29  
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30 30  LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
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31 31  
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32 32  
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33 33  Each LDDS75 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.
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34 34  
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35 35  
36 -(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors
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111 +(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
37 37  )))
38 38  )))
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39 39  
40 40  
41 -[[image:1654847051249-359.png]]
117 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654847051249-359.png?rev=1.1||alt="1654847051249-359.png"]]
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43 43  
44 44  
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59 59  
60 60  
61 61  
138 +
62 62  == 1.3  Specification ==
63 63  
64 64  === 1.3.1  Rated environmental conditions ===
65 65  
66 -[[image:image-20220610154839-1.png]]
143 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610154839-1.png?rev=1.1||alt="image-20220610154839-1.png"]]
67 67  
68 -**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);**
145 +(((
146 +**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);  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)**
147 +)))
69 69  
70 -**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)**
71 71  
72 72  
73 -
74 74  === 1.3.2  Effective measurement range Reference beam pattern ===
75 75  
76 76  **(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
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77 77  
78 78  
79 79  
80 -[[image:1654852253176-749.png]]
157 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654852253176-749.png?rev=1.1||alt="1654852253176-749.png"]]
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82 82  
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83 83  **(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.**
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84 84  
85 85  
86 -[[image:1654852175653-550.png]](% style="display:none" %) ** **
166 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654852175653-550.png?rev=1.1||alt="1654852175653-550.png"]](% style="display:none" %) ** **
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101 101  
102 102  
103 103  
184 +
104 104  == 1.6  Pin mapping and power on ==
105 105  
106 106  
107 -[[image:1654847583902-256.png]]
188 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654847583902-256.png?rev=1.1||alt="1654847583902-256.png"]]
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109 109  
110 110  
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117 117  )))
118 118  
119 119  (((
120 -In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS75.
201 +In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>path:#H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink]]to set the keys in the LDDS75.
121 121  )))
122 122  
123 123  
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129 129  )))
130 130  
131 131  (((
132 -[[image:1654848616367-242.png]]
213 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654848616367-242.png?rev=1.1||alt="1654848616367-242.png"]]
133 133  )))
134 134  
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144 144  Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
145 145  )))
146 146  
147 -[[image:image-20220607170145-1.jpeg]]
228 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220607170145-1.jpeg?rev=1.1||alt="image-20220607170145-1.jpeg"]]
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149 149  
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150 150  For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI.
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151 151  
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152 152  Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot:
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153 153  
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154 154  **Add APP EUI in the application**
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155 155  
156 -[[image:image-20220610161353-4.png]]
243 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161353-4.png?rev=1.1||alt="image-20220610161353-4.png"]]
157 157  
158 -[[image:image-20220610161353-5.png]]
245 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161353-5.png?rev=1.1||alt="image-20220610161353-5.png"]]
159 159  
160 -[[image:image-20220610161353-6.png]]
247 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161353-6.png?rev=1.1||alt="image-20220610161353-6.png"]]
161 161  
162 162  
163 -[[image:image-20220610161353-7.png]]
250 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161353-7.png?rev=1.1||alt="image-20220610161353-7.png"]]
164 164  
165 165  
166 166  You can also choose to create the device manually.
167 167  
168 - [[image:image-20220610161538-8.png]]
255 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161538-8.png?rev=1.1||alt="image-20220610161538-8.png"]]
169 169  
170 170  
171 171  
172 172  **Add APP KEY and DEV EUI**
173 173  
174 -[[image:image-20220610161538-9.png]]
261 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161538-9.png?rev=1.1||alt="image-20220610161538-9.png"]]
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180 180  
181 181  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
182 182  
183 -[[image:image-20220610161724-10.png]]
270 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161724-10.png?rev=1.1||alt="image-20220610161724-10.png"]]
184 184  
185 185  
186 186  (((
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187 187  (% style="color:blue" %)**Step 3**(%%)**:** The LDDS75 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
188 188  )))
189 189  
190 -[[image:1654849068701-275.png]]
277 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654849068701-275.png?rev=1.1||alt="1654849068701-275.png"]]
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194 194  == 2.3  ​Uplink Payload ==
195 195  
196 196  (((
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197 197  LDDS75 will uplink payload via LoRaWAN with below payload format: 
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198 198  
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199 199  Uplink payload includes in total 4 bytes.
200 200  Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
201 201  )))
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202 202  
203 203  (((
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208 208  |=(% style="width: 62.5px;" %)(((
209 209  **Size (bytes)**
210 210  )))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
211 -|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
212 -[[Distance>>||anchor="H2.3.3A0Distance"]]
302 +|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>path:#H2.3.1A0BatteryInfo]]|(((
303 +[[Distance>>path:#H2.3.2A0Distance]]
213 213  
214 214  (unit: mm)
215 -)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
216 -[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]]
217 -)))|[[Sensor Flag>>path:#Sensor_Flag]]
306 +)))|[[Digital Interrupt (Optional)>>path:#H2.3.3A0InterruptPin]]|(((
307 +[[Temperature (Optional )>>path:#H2.3.4A0DS18B20Temperaturesensor]]
308 +)))|[[Sensor Flag>>path:#H2.3.5A0SensorFlag]]
218 218  
219 -[[image:1654850511545-399.png]]
310 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654850511545-399.png?rev=1.1||alt="1654850511545-399.png"]]
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233 233  
234 234  === 2.3.2  Distance ===
235 235  
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236 236  Get the distance. Flat object range 280mm - 7500mm.
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237 237  
331 +(((
238 238  For example, if the data you get from the register is 0x0B 0x05, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.**
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239 239  
240 240  
241 241  * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
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243 243  
244 244  
245 245  
341 +
246 246  === 2.3.3  Interrupt Pin ===
247 247  
248 -This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.2A0SetInterruptMode"]] for the hardware and software set up.
344 +This data field shows if this packet is generated by interrupt or not. [[Click here>>path:#H3.3A0SetInterruptMode]] for the hardware and software set up.
249 249  
250 250  **Example:**
251 251  
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271 271  
272 272  === 2.3.5  Sensor Flag ===
273 273  
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274 274  0x01: Detect Ultrasonic Sensor
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275 275  
374 +(((
276 276  0x00: No Ultrasonic Sensor
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277 277  
278 278  
279 -===
280 -(% style="color:inherit; font-family:inherit" %)2.3.6  Decode payload in The Things Network(%%) ===
281 281  
380 +=== 2.3.6  Decode payload in The Things Network ===
381 +
282 282  While using TTN network, you can add the payload format to decode the payload.
283 283  
284 284  
285 -[[image:1654850829385-439.png]]
385 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654850829385-439.png?rev=1.1||alt="1654850829385-439.png"]]
286 286  
287 287  The payload decoder function for TTN V3 is here:
288 288  
389 +(((
289 289  LDDS75 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
391 +)))
290 290  
291 291  
292 292  
293 293  == 2.4  Uplink Interval ==
294 294  
295 -The LDDS75 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]]
397 +The LDDS75 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>path:/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H4.1ChangeUplinkInterval]]
296 296  
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315 315  )))
316 316  
317 317  
318 -[[image:1654592790040-760.png]]
420 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592790040-760.png?rev=1.1||alt="1654592790040-760.png"]]
319 319  
320 320  
321 -[[image:1654592800389-571.png]]
423 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592800389-571.png?rev=1.1||alt="1654592800389-571.png"]]
322 322  
323 323  
324 324  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
... ... @@ -325,12 +325,12 @@
325 325  
326 326  (% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
327 327  
328 -[[image:1654851029373-510.png]]
430 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654851029373-510.png?rev=1.1||alt="1654851029373-510.png"]]
329 329  
330 330  
331 331  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
332 332  
333 -[[image:image-20220610165129-11.png||height="595" width="1088"]]
435 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610165129-11.png?width=1088&height=595&rev=1.1||alt="image-20220610165129-11.png" height="595" width="1088"]]
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335 335  
336 336  
... ... @@ -814,13 +814,21 @@
814 814  
815 815  
816 816  
919 +
817 817  == 2.8  ​Firmware Change Log ==
818 818  
819 819  
923 +(((
820 820  **Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
925 +)))
821 821  
927 +(((
928 +
929 +)))
822 822  
823 -**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
931 +(((
932 +**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
933 +)))
824 824  
825 825  
826 826  
... ... @@ -827,13 +827,15 @@
827 827  == 2.9  Mechanical ==
828 828  
829 829  
830 -[[image:image-20220610172003-1.png]]
940 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172003-1.png?rev=1.1||alt="image-20220610172003-1.png"]]
831 831  
832 -[[image:image-20220610172003-2.png]]
833 833  
943 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172003-2.png?rev=1.1||alt="image-20220610172003-2.png"]]
834 834  
835 -== 2.10  Battery Analysis  ==
836 836  
946 +
947 +== 2.10  Battery Analysis ==
948 +
837 837  === 2.10.1  Battery Type ===
838 838  
839 839  The LDDS75 battery is a combination of a 4000mAh or 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
... ... @@ -842,7 +842,7 @@
842 842  The battery related documents as below:
843 843  
844 844  * (((
845 -[[ Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
957 +[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
846 846  )))
847 847  * (((
848 848  [[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
... ... @@ -851,95 +851,42 @@
851 851  [[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]]
852 852  )))
853 853  
854 - [[image:image-20220610172400-3.png]]
966 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172400-3.png?rev=1.1||alt="image-20220610172400-3.png"]]
855 855  
856 856  
857 857  
858 858  === 2.10.2  Replace the battery ===
859 859  
860 -You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
861 -
862 -
863 -The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can’t find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
864 -
865 -
866 -
867 -= 3.  LiDAR ToF Measurement =
868 -
869 -== 3.1 Principle of Distance Measurement ==
870 -
871 -The LiDAR probe is based on TOF, namely, Time of Flight principle. To be specific, the product emits modulation wave of near infrared ray on a periodic basis, which will be reflected after contacting object. The product obtains the time of flight by measuring round-trip phase difference and then calculates relative range between the product and the detection object, as shown below.
872 -
873 -[[image:1654831757579-263.png]]
874 -
875 -
876 -
877 -== 3.2 Distance Measurement Characteristics ==
878 -
879 -With optimization of light path and algorithm, The LiDAR probe has minimized influence from external environment on distance measurement performance. Despite that, the range of distance measurement may still be affected by the environment illumination intensity and the reflectivity of detection object. As shown in below:
880 -
881 -[[image:1654831774373-275.png]]
882 -
883 -
884 884  (((
885 -(% style="color:blue" %)**① **(%%)Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
973 +You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board.
886 886  )))
887 887  
888 888  (((
889 -(% style="color:blue" %)**② **(%%)Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
977 +
890 890  )))
891 891  
892 892  (((
893 -(% style="color:blue" %)**③ **(%%)Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
981 +The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can't find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
894 894  )))
895 895  
896 896  
897 -(((
898 -Vertical Coordinates: Represents the radius of light spot for The LiDAR probe at the different distances. The diameter of light spot depends on the FOV of The LiDAR probe (the term of FOV generally refers to the smaller value between the receiving angle and the transmitting angle), which is calculated as follows:
899 -)))
900 900  
986 += 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
901 901  
902 -[[image:1654831797521-720.png]]
903 -
904 -
905 905  (((
906 -In the formula above, d is the diameter of light spot; D is detecting range; β is the value of the receiving angle of The LiDAR probe, 3.6°. Correspondence between the diameter of light spot and detecting range is given in Table below.
907 -)))
908 -
909 -[[image:1654831810009-716.png]]
910 -
911 -
912 912  (((
913 -If the light spot reaches two objects with different distances, as shown in Figure 3, the output distance value will be a value between the actual distance values of the two objects. For a high accuracy requirement in practice, the above situation should be noticed to avoid the measurement error.
990 +Use can configure LDDS75 via AT Command or LoRaWAN Downlink.
914 914  )))
915 -
916 -
917 -
918 -== 3.3 Notice of usage: ==
919 -
920 -Possible invalid /wrong reading for LiDAR ToF tech:
921 -
922 -* Measure high reflectivity object such as: Mirror, Smooth ceramic tile, static milk surface, will have possible wrong readings.
923 -* While there is transparent object such as glass, water drop between the measured object and the LiDAR sensor, the reading might wrong.
924 -* The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe.
925 -* The sensor window is made by Acrylic. Don’t touch it with alcohol material. This will destroy the sensor window.
926 -
927 -= 4.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
928 -
929 -(((
930 -(((
931 -Use can configure LLDS12 via AT Command or LoRaWAN Downlink.
932 932  )))
933 -)))
934 934  
935 935  * (((
936 936  (((
937 -AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]].
996 +AT Command Connection: See [[FAQ>>path:#H4.A0FAQ]].
938 938  )))
939 939  )))
940 940  * (((
941 941  (((
942 -LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1001 +LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>path:/xwiki/bin/view/Main/]]
943 943  )))
944 944  )))
945 945  
... ... @@ -949,7 +949,7 @@
949 949  )))
950 950  
951 951  (((
952 -There are two kinds of commands to configure LLDS12, they are:
1011 +There are two kinds of commands to configure LDDS75, they are:
953 953  )))
954 954  )))
955 955  
... ... @@ -978,7 +978,7 @@
978 978  
979 979  (((
980 980  (((
981 -They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
1040 +They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: [[End Device AT Commands and Downlink Command>>path:/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
982 982  )))
983 983  )))
984 984  
... ... @@ -990,351 +990,158 @@
990 990  
991 991  * (((
992 992  (((
993 -(% style="color:#4f81bd" %)** Commands special design for LLDS12**
1052 +(% style="color:#4f81bd" %)** Commands special design for LDDS75**
994 994  )))
995 995  )))
996 996  
997 997  (((
998 998  (((
999 -These commands only valid for LLDS12, as below:
1058 +These commands only valid for LDDS75, as below:
1000 1000  )))
1001 1001  )))
1002 1002  
1003 1003  
1004 1004  
1005 -== 4.1  Set Transmit Interval Time ==
1064 +== 3.1  Access AT Commands ==
1006 1006  
1007 -Feature: Change LoRaWAN End Node Transmit Interval.
1066 +LDDS75 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LDDS75 for using AT command, as below.
1008 1008  
1009 -(% style="color:#037691" %)**AT Command: AT+TDC**
1068 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172924-4.png?width=988&height=483&rev=1.1||alt="image-20220610172924-4.png" height="483" width="988"]]
1010 1010  
1011 -[[image:image-20220607171554-8.png]]
1012 1012  
1071 +Or if you have below board, use below connection:
1013 1013  
1014 -(((
1015 -(% style="color:#037691" %)**Downlink Command: 0x01**
1016 -)))
1017 1017  
1018 -(((
1019 -Format: Command Code (0x01) followed by 3 bytes time value.
1020 -)))
1074 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172924-5.png?rev=1.1||alt="image-20220610172924-5.png"]]
1021 1021  
1022 -(((
1023 -If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1024 -)))
1025 1025  
1026 -* (((
1027 -Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1028 -)))
1029 -* (((
1030 -Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1031 -)))
1032 -
1033 -== 4.2  Set Interrupt Mode ==
1034 -
1035 -Feature, Set Interrupt mode for GPIO_EXIT.
1036 -
1037 -(% style="color:#037691" %)**AT Command: AT+INTMOD**
1038 -
1039 -[[image:image-20220610105806-2.png]]
1040 -
1041 -
1042 1042  (((
1043 -(% style="color:#037691" %)**Downlink Command: 0x06**
1078 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS75. LDDS75 will output system info once power on as below:
1044 1044  )))
1045 1045  
1046 -(((
1047 -Format: Command Code (0x06) followed by 3 bytes.
1048 -)))
1049 1049  
1050 -(((
1051 -This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
1052 -)))
1082 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172924-6.png?width=860&height=601&rev=1.1||alt="image-20220610172924-6.png" height="601" width="860"]]
1053 1053  
1054 -* (((
1055 -Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1056 -)))
1057 -* (((
1058 -Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1059 -)))
1060 1060  
1061 -== 4.3  Get Firmware Version Info ==
1062 1062  
1063 -Feature: use downlink to get firmware version.
1086 +== 3.2  Set Transmit Interval Time ==
1064 1064  
1065 -(% style="color:#037691" %)**Downlink Command: 0x26**
1088 +Feature: Change LoRaWAN End Node Transmit Interval.
1066 1066  
1067 -[[image:image-20220607171917-10.png]]
1090 +(% style="color:#037691" %)**AT Command: AT+TDC**
1068 1068  
1069 -* Reply to the confirmation package: 26 01
1070 -* Reply to non-confirmed packet: 26 00
1092 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610173409-7.png?rev=1.1||alt="image-20220610173409-7.png"]]
1071 1071  
1072 -Device will send an uplink after got this downlink command. With below payload:
1073 1073  
1074 -Configures info payload:
1075 -
1076 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
1077 -|=(((
1078 -**Size(bytes)**
1079 -)))|=**1**|=**1**|=**1**|=**1**|=**1**|=**5**|=**1**
1080 -|**Value**|Software Type|(((
1081 -Frequency
1082 -
1083 -Band
1084 -)))|Sub-band|(((
1085 -Firmware
1086 -
1087 -Version
1088 -)))|Sensor Type|Reserve|(((
1089 -[[Message Type>>||anchor="H2.3.7A0MessageType"]]
1090 -Always 0x02
1091 -)))
1092 -
1093 -**Software Type**: Always 0x03 for LLDS12
1094 -
1095 -
1096 -**Frequency Band**:
1097 -
1098 -*0x01: EU868
1099 -
1100 -*0x02: US915
1101 -
1102 -*0x03: IN865
1103 -
1104 -*0x04: AU915
1105 -
1106 -*0x05: KZ865
1107 -
1108 -*0x06: RU864
1109 -
1110 -*0x07: AS923
1111 -
1112 -*0x08: AS923-1
1113 -
1114 -*0x09: AS923-2
1115 -
1116 -*0xa0: AS923-3
1117 -
1118 -
1119 -**Sub-Band**: value 0x00 ~~ 0x08
1120 -
1121 -
1122 -**Firmware Version**: 0x0100, Means: v1.0.0 version
1123 -
1124 -
1125 -**Sensor Type**:
1126 -
1127 -0x01: LSE01
1128 -
1129 -0x02: LDDS75
1130 -
1131 -0x03: LDDS20
1132 -
1133 -0x04: LLMS01
1134 -
1135 -0x05: LSPH01
1136 -
1137 -0x06: LSNPK01
1138 -
1139 -0x07: LLDS12
1140 -
1141 -
1142 -
1143 -= 5.  Battery & How to replace =
1144 -
1145 -== 5.1  Battery Type ==
1146 -
1147 1147  (((
1148 -LLDS12 is equipped with a [[8500mAH ER26500 Li-SOCI2 battery>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]. The battery is un-rechargeable battery with low discharge rate targeting for 8~~10 years use. This type of battery is commonly used in IoT target for long-term running, such as water meter.
1096 +(% style="color:#037691" %)**Downlink Command: 0x01**
1149 1149  )))
1150 1150  
1151 1151  (((
1152 -The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
1153 -)))
1154 -
1155 -[[image:1654593587246-335.png]]
1156 -
1157 -
1158 -Minimum Working Voltage for the LLDS12:
1159 -
1160 -LLDS12:  2.45v ~~ 3.6v
1161 -
1162 -
1163 -
1164 -== 5.2  Replace Battery ==
1165 -
1166 1166  (((
1167 -Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
1168 -)))
1101 +Format: Command Code (0x01) followed by 3 bytes time value.
1169 1169  
1170 1170  (((
1171 -And make sure the positive and negative pins match.
1104 +If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1172 1172  )))
1173 1173  
1174 -
1175 -
1176 -== 5.3  Power Consumption Analyze ==
1177 -
1178 -(((
1179 -Dragino Battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
1107 +* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1108 +* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1180 1180  )))
1181 -
1182 -(((
1183 -Instruction to use as below:
1184 1184  )))
1185 1185  
1186 1186  
1187 -**Step 1**: Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from:
1188 1188  
1189 -[[https:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/Battery_Analyze/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/]]
1190 1190  
1191 1191  
1192 -**Step 2**: Open it and choose
1116 +== 3.3  Set Interrupt Mode ==
1193 1193  
1194 -* Product Model
1195 -* Uplink Interval
1196 -* Working Mode
1118 +Feature, Set Interrupt mode for GPIO_EXIT.
1197 1197  
1198 -And the Life expectation in difference case will be shown on the right.
1120 +(% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1199 1199  
1200 -[[image:1654593605679-189.png]]
1122 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610174917-9.png?rev=1.1||alt="image-20220610174917-9.png"]]
1201 1201  
1202 1202  
1203 -The battery related documents as below:
1125 +(% style="color:#037691" %)**Downlink Command: 0x06**
1204 1204  
1205 -* (((
1206 -[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
1207 -)))
1208 -* (((
1209 -[[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
1210 -)))
1211 -* (((
1212 -[[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]]
1213 -)))
1127 +Format: Command Code (0x06) followed by 3 bytes.
1214 1214  
1215 -[[image:image-20220607172042-11.png]]
1216 -
1217 -
1218 -
1219 -=== 5.3.1  ​Battery Note ===
1220 -
1221 1221  (((
1222 -The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased.
1130 +This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
1223 1223  )))
1224 1224  
1133 +* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1134 +* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1225 1225  
1226 1226  
1227 -=== ​5.3.2  Replace the battery ===
1228 1228  
1229 -(((
1230 -You can change the battery in the LLDS12.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
1231 -)))
1232 1232  
1233 -(((
1234 -The default battery pack of LLDS12 includes a ER26500 plus super capacitor. If user can’t find this pack locally, they can find ER26500 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
1235 -)))
1139 += 4.  FAQ =
1236 1236  
1141 +== 4.1  What is the frequency plan for LDDS75? ==
1237 1237  
1143 +LDDS75 use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>path:/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/#H1.Introduction]]
1238 1238  
1239 -= 6.  Use AT Command =
1240 1240  
1241 -== 6.1  Access AT Commands ==
1242 1242  
1243 -LLDS12 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LLDS12 for using AT command, as below.
1147 +== 4.2  How to change the LoRa Frequency Bands/Region ==
1244 1244  
1245 -[[image:1654593668970-604.png]]
1149 +You can follow the instructions for [[how to upgrade image>>path:#H2.8A0200BFirmwareChangeLog]].
1150 +When downloading the images, choose the required image file for download. ​
1246 1246  
1247 -**Connection:**
1248 1248  
1249 -(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND**
1250 1250  
1251 -(% style="background-color:yellow" %)** USB TTL TXD  <~-~-~-~-> UART_RXD**
1154 +== 4.3  Can I use LDDS75 in condensation environment? ==
1252 1252  
1253 -(% style="background-color:yellow" %)** USB TTL RXD  <~-~-~-~-> UART_TXD**
1156 +LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0.
1254 1254  
1255 1255  
1256 -(((
1257 -(((
1258 -In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12.
1259 -)))
1260 1260  
1261 -(((
1262 -LLDS12 will output system info once power on as below:
1263 -)))
1264 -)))
1160 += 5.  Trouble Shooting =
1265 1265  
1162 +== 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
1266 1266  
1267 - [[image:1654593712276-618.png]]
1164 +It is due to channel mapping. Please see below link:  [[Frequency band>>path:/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband]]
1268 1268  
1269 -Valid AT Command please check [[Configure Device>>||anchor="H4.A0ConfigureLLDS12viaATCommandorLoRaWANDownlink"]].
1270 1270  
1167 +== 5.2  AT Command input doesn't work ==
1271 1271  
1272 -= 7.  FAQ =
1273 -
1274 -== 7.1  How to change the LoRa Frequency Bands/Region ==
1275 -
1276 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1277 -When downloading the images, choose the required image file for download. ​
1278 -
1279 -
1280 -= 8.  Trouble Shooting =
1281 -
1282 -== 8.1  AT Commands input doesn’t work ==
1283 -
1284 -
1285 -(((
1286 1286  In the case if user can see the console output but can’t type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn’t send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
1287 -)))
1288 1288  
1289 -
1290 -== 8.2  Significant error between the output distant value of LiDAR and actual distance ==
1291 -
1292 -
1293 1293  (((
1294 -(% style="color:blue" %)**Cause ①**(%%)**：**Due to the physical principles of The LiDAR probe, the above phenomenon is likely to occur if the detection object is the material with high reflectivity (such as mirror, smooth floor tile, etc.) or transparent substance (such as glass and water, etc.)
1295 -)))
1296 -
1297 -(((
1298 -Troubleshooting: Please avoid use of this product under such circumstance in practice.
1299 -)))
1300 -
1301 -(((
1302 1302  
1303 1303  )))
1304 1304  
1305 -(((
1306 -(% style="color:blue" %)**Cause ②**(%%)**: **The IR-pass filters are blocked.
1307 -)))
1308 1308  
1309 -(((
1310 -Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter.
1311 -)))
1176 += 6.  Order Info =
1312 1312  
1313 1313  
1179 +Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY**
1314 1314  
1315 -= 9.  Order Info =
1316 1316  
1182 +(% style="color:blue" %)**XX**(%%)**: **The default frequency band
1317 1317  
1318 -Part Number: (% style="color:blue" %)**LLDS12-XX**
1184 +* (% style="color:red" %)**AS923 **(%%)**:** LoRaWAN AS923 band
1185 +* (% style="color:red" %)**AU915 **(%%)**:** LoRaWAN AU915 band
1186 +* (% style="color:red" %)**EU433 **(%%)**:** LoRaWAN EU433 band
1187 +* (% style="color:red" %)**EU868 **(%%)**:** LoRaWAN EU868 band
1188 +* (% style="color:red" %)**KR920 **(%%)**:** LoRaWAN KR920 band
1189 +* (% style="color:red" %)**US915 **(%%)**:** LoRaWAN US915 band
1190 +* (% style="color:red" %)**IN865 **(%%)**:**  LoRaWAN IN865 band
1191 +* (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band
1319 1319  
1193 +(% style="color:blue" %)**YY**(%%): Battery Option
1320 1320  
1321 -(% style="color:blue" %)**XX**(%%): The default frequency band
1195 +* (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1196 +* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1322 1322  
1323 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
1324 -* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1325 -* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1326 -* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1327 -* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1328 -* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1329 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1330 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1198 += 7. ​ Packing Info =
1331 1331  
1332 -= 10. ​ Packing Info =
1333 1333  
1334 -
1335 1335  **Package Includes**:
1336 1336  
1337 -* LLDS12 LoRaWAN LiDAR Distance Sensor x 1
1203 +* LDDS75 LoRaWAN Distance Detection Sensor x 1
1338 1338  
1339 1339  **Dimension and weight**:
1340 1340  
... ... @@ -1343,7 +1343,7 @@
1343 1343  * Package Size / pcs : cm
1344 1344  * Weight / pcs : g
1345 1345  
1346 -= 11.  ​Support =
1212 += 8.  ​Support =
1347 1347  
1348 1348  * 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.
1349 1349  * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]].
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