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Last modified by Mengting Qiu on 2025/08/06 17:02
From version 151.10
edited by Xiaoling
on 2022/06/11 09:36
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To version 174.10
edited by Xiaoling
on 2022/06/15 10:44
Change comment: There is no comment for this version

Summary

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Title
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1 -LDDS75 - LoRaWAN Distance Detection Sensor User Manual
1 +LDDS20 - LoRaWAN Ultrasonic Liquid Level Sensor User Manual
Content
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1 1  (% style="text-align:center" %)
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"]]
2 +[[image:1655254599445-662.png]]
3 3  
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]]
54 54  
55 55  
7 +**Table of Contents:**
56 56  
57 57  
58 58  
... ... @@ -59,9 +59,11 @@
59 59  
60 60  
61 61  
14 +
15 +
62 62  = 1.  Introduction =
63 63  
64 -== 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
18 +== 1.1 ​ What is LoRaWAN Ultrasonic liquid level Sensor ==
65 65  
66 66  (((
67 67  
... ... @@ -68,7 +68,8 @@
68 68  
69 69  (((
70 70  (((
71 -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.
25 +(((
26 +The Dragino LDDS20 is a (% style="color:#4472c4" %)**LoRaWAN Ultrasonic liquid level sensor**(%%) for Internet of Things solution. It uses (% style="color:#4472c4" %)**none-contact method **(%%)to measure the height of liquid in a container without opening the container, and send the value via LoRaWAN network to IoT Server
72 72  )))
73 73  
74 74  (((
... ... @@ -76,7 +76,7 @@
76 76  )))
77 77  
78 78  (((
79 -It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
34 +The LDDS20 sensor is installed directly below the container to detect the height of the liquid level. User doesn’t need to open a hole on the container to be tested. The (% style="color:#4472c4" %)**none-contact measurement makes the measurement safety, easier and possible for some strict situation**. 
80 80  )))
81 81  
82 82  (((
... ... @@ -84,7 +84,7 @@
84 84  )))
85 85  
86 86  (((
87 -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.
42 +LDDS20 uses ultrasonic sensing technology for distance measurement. LDDS20 is of high accuracy to measure various liquid such as: (% style="color:#4472c4" %)**toxic substances**(%%), (% style="color:#4472c4" %)**strong acids**(%%), (% style="color:#4472c4" %)**strong alkalis**(%%) and (% style="color:#4472c4" %)**various pure liquids**(%%) in high-temperature and high-pressure airtight containers.
88 88  )))
89 89  
90 90  (((
... ... @@ -92,7 +92,7 @@
92 92  )))
93 93  
94 94  (((
95 -LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
50 +The LoRa wireless technology used in LDDS20 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.
96 96  )))
97 97  
98 98  (((
... ... @@ -100,7 +100,7 @@
100 100  )))
101 101  
102 102  (((
103 -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.
58 +LDDS20 is powered by (% style="color:#4472c4" %)**8500mA Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
104 104  )))
105 105  
106 106  (((
... ... @@ -108,13 +108,24 @@
108 108  )))
109 109  
110 110  (((
66 +Each LDDS20 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.
67 +)))
68 +
69 +(((
70 +
71 +)))
72 +)))
73 +
74 +(((
75 +(((
111 111  (% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
112 112  )))
113 113  )))
114 114  )))
80 +)))
115 115  
116 116  
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"]]
83 +[[image:1655255122126-327.png]]
118 118  
119 119  
120 120  
... ... @@ -122,9 +122,10 @@
122 122  
123 123  * LoRaWAN 1.0.3 Class A
124 124  * Ultra low power consumption
125 -* Distance Detection by Ultrasonic technology
126 -* Flat object range 280mm - 7500mm
127 -* Accuracy: ±(1cm+S*0.3%) (S: Distance)
91 +* Liquid Level Measurement by Ultrasonic technology
92 +* Measure through container, No need to contact Liquid.
93 +* Valid level range 20mm - 2000mm
94 +* Accuracy: ±(5mm+S*0.5%) (S: Measure Value)
128 128  * Cable Length : 25cm
129 129  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
130 130  * AT Commands to change parameters
... ... @@ -131,74 +131,130 @@
131 131  * Uplink on periodically
132 132  * Downlink to change configure
133 133  * IP66 Waterproof Enclosure
134 -* 4000mAh or 8500mAh Battery for long term use
101 +* 8500mAh Battery for long term use
135 135  
103 +== 1.3  Suitable Container & Liquid ==
136 136  
105 +* Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc.
106 +* Container shape is regular, and surface is smooth.
107 +* Container Thickness:
108 +** Pure metal material.  2~~8mm, best is 3~~5mm
109 +** Pure non metal material: <10 mm
110 +* Pure liquid without irregular deposition.
137 137  
112 +== 1.4  Mechanical ==
138 138  
139 -== 1.3  Specification ==
114 +[[image:image-20220615090910-1.png]]
140 140  
141 -=== 1.3.1  Rated environmental conditions ===
142 142  
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"]]
117 +[[image:image-20220615090910-2.png]]
144 144  
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 -)))
148 148  
149 149  
121 +== 1.5  Install LDDS20 ==
150 150  
151 -=== 1.3.2  Effective measurement range Reference beam pattern ===
152 152  
153 -**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
124 +(% style="color:blue" %)**Step 1**(%%):  Choose the installation point.
154 154  
126 +LDDS20 (% style="color:red" %)**MUST**(%%) be installed on the container bottom middle position.
155 155  
128 +[[image:image-20220615091045-3.png]]
156 156  
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"]]
158 158  
159 159  
132 +(% style="color:blue" %)**Step 2**(%%):  Polish the installation point.
160 160  
161 -(((
162 -**(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.**
163 -)))
134 +For Metal Surface with paint, it is important to polish the surface, first use crude sand paper to polish the paint level , then use exquisite sand paper to polish the metal level to make it shine & smooth.
164 164  
136 +[[image:image-20220615092010-11.png]]
165 165  
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" %) ** **
167 167  
139 +No polish needed if the container is shine metal surface without paint or non-metal container.
168 168  
141 +[[image:image-20220615092044-12.png]]
169 169  
170 -== 1.5 ​ Applications ==
171 171  
172 -* Horizontal distance measurement
173 -* Liquid level measurement
174 -* Parking management system
175 -* Object proximity and presence detection
176 -* Intelligent trash can management system
177 -* Robot obstacle avoidance
178 -* Automatic control
179 -* Sewer
180 -* Bottom water level monitoring
181 181  
145 +(% style="color:blue" %)**Step3:   **(%%)Test the installation point.
182 182  
147 +Power on LDDS75, check if the blue LED is on, If the blue LED is on, means the sensor works. Then put ultrasonic coupling paste on the sensor and put it tightly on the installation point.
183 183  
184 184  
185 -== 1.6  Pin mapping and power on ==
150 +It is necessary to put the coupling paste between the sensor and the container, otherwise LDDS20 won’t detect the liquid level.
186 186  
152 +[[image:1655256160324-178.png]][[image:image-20220615092327-13.png]]
187 187  
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"]]
189 189  
155 +After paste the LDDS20 well, power on LDDS20. In the first 30 seconds of booting, device will check the sensors status and BLUE LED will show the status as below. After 30 seconds, BLUE LED will be off to save battery life.
190 190  
191 191  
192 -= 2.  Configure LDDS75 to connect to LoRaWAN network =
158 +(% style="color:red" %)**LED Status:**
193 193  
160 +* Onboard LED: When power on device, the onboard LED will fast blink 4 times which means detect the sensor well.
161 +
162 +* (% style="color:blue" %)BLUE LED(% style="color:red" %) always ON(%%): Sensor is power on but doesn’t detect liquid. There is problem in installation point.
163 +* (% style="color:blue" %)BLUE LED(% style="color:red" %) slowly blinking(%%): Sensor detects Liquid Level, The installation point is good.
164 +
165 +LDDS20 will enter into low power mode at 30 seconds after system reset or power on, Blue LED will be off after that.
166 +
167 +
168 +(% style="color:red" %)**Note 2:**
169 +
170 +(% style="color:red" %)Ultrasonic coupling paste (%%) is subjected in most shipping way. So the default package doesn’t include it and user needs to purchase locally.
171 +
172 +
173 +
174 +(% style="color:blue" %)**Step4:   **(%%)Install use Epoxy ab glue.
175 +
176 +Prepare Eproxy AB glue.
177 +
178 +Put Eproxy AB glue in the sensor and press it hard on the container installation point.
179 +
180 +Reset LDDS20 and see if the BLUE LED is slowly blinking.
181 +
182 +[[image:image-20220615091045-8.png||height="226" width="380"]] [[image:image-20220615091045-9.png||height="239" width="339"]]
183 +
184 +
185 +(% style="color:red" %)**Note 1:**
186 +
187 +Eproxy AB glue needs 3~~ 5 minutes to stable attached. we can use other glue material to keep it in the position.
188 +
189 +
190 +(% style="color:red" %)**Note 2:**
191 +
192 +(% style="color:red" %)Eproxy AB glue(%%) is subjected in most shipping way. So the default package doesn’t include it and user needs to purchase locally.
193 +
194 +
195 +
196 +== 1.6 ​ Applications ==
197 +
198 +* Smart liquid control solution.
199 +* Smart liquefied gas solution.
200 +
201 +== 1.7  Precautions ==
202 +
203 +* At room temperature, containers of different materials, such as steel, glass, iron, ceramics, non-foamed plastics and other dense materials, have different detection blind areas and detection limit heights.
204 +* For containers of the same material at room temperature, the detection blind zone and detection limit height are also different for the thickness of the container.
205 +* When the detected liquid level exceeds the effective detection value of the sensor, and the liquid level of the liquid to be measured shakes or tilts, the detected liquid height is unstable.
206 +
207 +== 1.8  Pin mapping and power on ==
208 +
209 +
210 +[[image:1655257026882-201.png]]
211 +
212 +
213 +
214 += 2.  Configure LDDS20 to connect to LoRaWAN network =
215 +
216 +
194 194  == 2.1  How it works ==
195 195  
196 196  (((
197 -The LDDS75 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
220 +The LDDS20 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS20. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value.
198 198  )))
199 199  
200 200  (((
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.
224 +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.A0UsingtheATCommands"]]to set the keys in the LDDS20.
202 202  )))
203 203  
204 204  
... ... @@ -210,7 +210,7 @@
210 210  )))
211 211  
212 212  (((
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"]]
236 +[[image:1655257698953-697.png]]
214 214  )))
215 215  
216 216  (((
... ... @@ -218,14 +218,16 @@
218 218  )))
219 219  
220 220  (((
221 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
244 +
245 +
246 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS20.
222 222  )))
223 223  
224 224  (((
225 -Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
250 +Each LDDS20 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
226 226  )))
227 227  
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"]]
253 +[[image:image-20220607170145-1.jpeg]]
229 229  
230 230  
231 231  (((
... ... @@ -237,44 +237,48 @@
237 237  )))
238 238  
239 239  (((
265 +
266 +
240 240  **Add APP EUI in the application**
241 241  )))
242 242  
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"]]
270 +[[image:image-20220610161353-4.png]]
244 244  
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"]]
272 +[[image:image-20220610161353-5.png]]
246 246  
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"]]
274 +[[image:image-20220610161353-6.png]]
248 248  
249 249  
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"]]
277 +[[image:image-20220610161353-7.png]]
251 251  
252 252  
280 +
253 253  You can also choose to create the device manually.
254 254  
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"]]
283 + [[image:image-20220610161538-8.png]]
256 256  
257 257  
258 258  
259 259  **Add APP KEY and DEV EUI**
260 260  
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"]]
289 +[[image:image-20220610161538-9.png]]
262 262  
263 263  
264 264  
265 -(% style="color:blue" %)**Step 2**(%%): Power on LDDS75
293 +(% style="color:blue" %)**Step 2**(%%):  Power on LDDS20
266 266  
267 267  
268 268  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
269 269  
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"]]
298 +[[image:image-20220615095102-14.png]]
271 271  
272 272  
301 +
273 273  (((
274 -(% 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.
303 +(% style="color:blue" %)**Step 3**(%%)**:**  The LDDS20 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.
275 275  )))
276 276  
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"]]
306 +[[image:1654849068701-275.png]]
278 278  
279 279  
280 280  
... ... @@ -282,12 +282,10 @@
282 282  
283 283  (((
284 284  (((
285 -LDDS75 will uplink payload via LoRaWAN with below payload format: 
286 -)))
314 +LDDS20 will uplink payload via LoRaWAN with below payload format: 
287 287  
288 -(((
289 -Uplink payload includes in total 4 bytes.
290 -Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
316 +Uplink payload includes in total 8 bytes.
317 +Payload for firmware version v1.1.4. . Before v1.1.3, there is only 5 bytes: BAT and Distance(Please check manual v1.2.0 if you have 5 bytes payload).
291 291  )))
292 292  )))
293 293  
... ... @@ -299,15 +299,15 @@
299 299  |=(% style="width: 62.5px;" %)(((
300 300  **Size (bytes)**
301 301  )))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
302 -|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>path:#H2.3.1A0BatteryInfo]]|(((
303 -[[Distance>>path:#H2.3.2A0Distance]]
329 +|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
330 +[[Distance>>||anchor="H2.3.2A0Distance"]]
304 304  
305 305  (unit: mm)
306 -)))|[[Digital Interrupt (Optional)>>path:#H2.3.3A0InterruptPin]]|(((
307 -[[Temperature (Optional )>>path:#H2.3.4A0DS18B20Temperaturesensor]]
308 -)))|[[Sensor Flag>>path:#H2.3.5A0SensorFlag]]
333 +)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
334 +[[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
335 +)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
309 309  
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"]]
337 +[[image:1654850511545-399.png]]
311 311  
312 312  
313 313  
... ... @@ -314,7 +314,7 @@
314 314  === 2.3.1  Battery Info ===
315 315  
316 316  
317 -Check the battery voltage for LDDS75.
344 +Check the battery voltage for LDDS20.
318 318  
319 319  Ex1: 0x0B45 = 2885mV
320 320  
... ... @@ -325,23 +325,21 @@
325 325  === 2.3.2  Distance ===
326 326  
327 327  (((
328 -Get the distance. Flat object range 280mm - 7500mm.
355 +Get the distance. Flat object range 20mm - 2000mm.
329 329  )))
330 330  
331 331  (((
332 -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.**
359 +For example, if the data you get from the register is __0x06 0x05__, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0605(H) = 1541 (D) = 1541 mm.**
333 333  )))
334 334  
362 +* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
363 +* If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
335 335  
336 -* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
337 -* If the sensor value lower than 0x0118 (280mm), the sensor value will be invalid. Since v1.1.4, all value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid.
338 338  
339 339  
340 -
341 -
342 342  === 2.3.3  Interrupt Pin ===
343 343  
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.
369 +This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.2A0SetInterruptMode"]] for the hardware and software set up.
345 345  
346 346  **Example:**
347 347  
... ... @@ -382,707 +382,305 @@
382 382  While using TTN network, you can add the payload format to decode the payload.
383 383  
384 384  
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"]]
410 +[[image:1654850829385-439.png]]
386 386  
387 387  The payload decoder function for TTN V3 is here:
388 388  
389 389  (((
390 -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/]]
415 +LDDS20 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS20/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
391 391  )))
392 392  
393 393  
394 394  
395 -== 2.4  Uplink Interval ==
420 +== 2.4  Downlink Payload ==
396 396  
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]]
422 +By default, LDDS20 prints the downlink payload to console port.
398 398  
424 +[[image:image-20220615100930-15.png]]
399 399  
400 400  
401 -== 2.5  ​Show Data in DataCake IoT Server ==
427 +**Examples:**
402 402  
403 -(((
404 -[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
405 -)))
406 406  
407 -(((
408 -
409 -)))
430 +* (% style="color:blue" %)**Set TDC**
410 410  
411 -(((
412 -(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
413 -)))
432 +If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01.
414 414  
415 -(((
416 -(% style="color:blue" %)**Step 2**(%%)**: To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:**
417 -)))
434 +Payload:    01 00 00 1E    TDC=30S
418 418  
436 +Payload:    01 00 00 3C    TDC=60S
419 419  
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"]]
421 421  
439 +* (% style="color:blue" %)**Reset**
422 422  
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"]]
441 +If payload = 0x04FF, it will reset the LDDS20
424 424  
425 425  
426 -(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
444 +* (% style="color:blue" %)**CFM**
427 427  
428 -(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
446 +Downlink Payload: 05000001, Set AT+CFM=1 or 05000000 , set AT+CFM=0
429 429  
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"]]
431 431  
432 432  
433 -After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
450 +== 2.5  ​Show Data in DataCake IoT Server ==
434 434  
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"]]
436 -
437 -
438 -
439 -== 2.6  Frequency Plans ==
440 -
441 441  (((
442 -The LDDS75 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
453 +[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
443 443  )))
444 444  
445 -
446 -
447 -=== 2.6.1  EU863-870 (EU868) ===
448 -
449 449  (((
450 -(% style="color:blue" %)**Uplink:**
451 -)))
452 -
453 -(((
454 -868.1 - SF7BW125 to SF12BW125
455 -)))
456 -
457 -(((
458 -868.3 - SF7BW125 to SF12BW125 and SF7BW250
459 -)))
460 -
461 -(((
462 -868.5 - SF7BW125 to SF12BW125
463 -)))
464 -
465 -(((
466 -867.1 - SF7BW125 to SF12BW125
467 -)))
468 -
469 -(((
470 -867.3 - SF7BW125 to SF12BW125
471 -)))
472 -
473 -(((
474 -867.5 - SF7BW125 to SF12BW125
475 -)))
476 -
477 -(((
478 -867.7 - SF7BW125 to SF12BW125
479 -)))
480 -
481 -(((
482 -867.9 - SF7BW125 to SF12BW125
483 -)))
484 -
485 -(((
486 -868.8 - FSK
487 -)))
488 -
489 -(((
490 490  
491 491  )))
492 492  
493 493  (((
494 -(% style="color:blue" %)**Downlink:**
461 +(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
495 495  )))
496 496  
497 497  (((
498 -Uplink channels 1-9 (RX1)
465 +(% style="color:blue" %)**Step 2**(%%)**: To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:**
499 499  )))
500 500  
501 -(((
502 -869.525 - SF9BW125 (RX2 downlink only)
503 -)))
504 504  
469 +[[image:1654592790040-760.png]]
505 505  
506 506  
507 -=== 2.6.2  US902-928(US915) ===
472 +[[image:1654592800389-571.png]]
508 508  
509 -(((
510 -Used in USA, Canada and South America. Default use CHE=2
511 511  
512 -(% style="color:blue" %)**Uplink:**
475 +(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
513 513  
514 -903.9 - SF7BW125 to SF10BW125
477 +(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.(% style="color:red" %)(Note: LDDS20 use same payload as LDDS75)(%%)**
515 515  
516 -904.1 - SF7BW125 to SF10BW125
479 +[[image:1654851029373-510.png]]
517 517  
518 -904.3 - SF7BW125 to SF10BW125
519 519  
520 -904.5 - SF7BW125 to SF10BW125
482 +After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
521 521  
522 -904.7 - SF7BW125 to SF10BW125
484 +[[image:image-20220610165129-11.png||height="595" width="1088"]]
523 523  
524 -904.9 - SF7BW125 to SF10BW125
525 525  
526 -905.1 - SF7BW125 to SF10BW125
527 527  
528 -905.3 - SF7BW125 to SF10BW125
488 +== 2.6  LED Indicator ==
529 529  
490 +The LDDS20 has an internal LED which is to show the status of different state.
530 530  
531 -(% style="color:blue" %)**Downlink:**
532 532  
533 -923.3 - SF7BW500 to SF12BW500
493 +* Blink once when device power on.
494 +* The device detects the sensor and flashes 5 times.
495 +* Solid ON for 5 seconds once device successful Join the network.
496 +* Blink once when device transmit a packet.
534 534  
535 -923.9 - SF7BW500 to SF12BW500
536 536  
537 -924.5 - SF7BW500 to SF12BW500
538 538  
539 -925.1 - SF7BW500 to SF12BW500
500 +== 2.7  ​Firmware Change Log ==
540 540  
541 -925.7 - SF7BW500 to SF12BW500
542 542  
543 -926.3 - SF7BW500 to SF12BW500
544 -
545 -926.9 - SF7BW500 to SF12BW500
546 -
547 -927.5 - SF7BW500 to SF12BW500
548 -
549 -923.3 - SF12BW500(RX2 downlink only)
550 -
551 -
552 -
553 -)))
554 -
555 -=== 2.6.3  CN470-510 (CN470) ===
556 -
557 557  (((
558 -Used in China, Default use CHE=1
504 +**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/]]
559 559  )))
560 560  
561 561  (((
562 -(% style="color:blue" %)**Uplink:**
563 -)))
564 -
565 -(((
566 -486.3 - SF7BW125 to SF12BW125
567 -)))
568 -
569 -(((
570 -486.5 - SF7BW125 to SF12BW125
571 -)))
572 -
573 -(((
574 -486.7 - SF7BW125 to SF12BW125
575 -)))
576 -
577 -(((
578 -486.9 - SF7BW125 to SF12BW125
579 -)))
580 -
581 -(((
582 -487.1 - SF7BW125 to SF12BW125
583 -)))
584 -
585 -(((
586 -487.3 - SF7BW125 to SF12BW125
587 -)))
588 -
589 -(((
590 -487.5 - SF7BW125 to SF12BW125
591 -)))
592 -
593 -(((
594 -487.7 - SF7BW125 to SF12BW125
595 -)))
596 -
597 -(((
598 598  
599 599  )))
600 600  
601 601  (((
602 -(% style="color:blue" %)**Downlink:**
512 +**Firmware Upgrade Method:  [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]**
603 603  )))
604 604  
605 -(((
606 -506.7 - SF7BW125 to SF12BW125
607 -)))
608 608  
609 -(((
610 -506.9 - SF7BW125 to SF12BW125
611 -)))
612 612  
613 -(((
614 -507.1 - SF7BW125 to SF12BW125
615 -)))
517 +== 2.8  Battery Analysis ==
616 616  
617 -(((
618 -507.3 - SF7BW125 to SF12BW125
619 -)))
620 620  
621 -(((
622 -507.5 - SF7BW125 to SF12BW125
623 -)))
624 624  
625 -(((
626 -507.7 - SF7BW125 to SF12BW125
627 -)))
628 628  
629 -(((
630 -507.9 - SF7BW125 to SF12BW125
631 -)))
522 +=== 2.8.1  Battery Type ===
632 632  
633 -(((
634 -508.1 - SF7BW125 to SF12BW125
635 -)))
524 +The LDDS20 battery is a combination of a 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.
636 636  
637 -(((
638 -505.3 - SF12BW125 (RX2 downlink only)
639 -)))
640 640  
527 +The battery related documents as below:
641 641  
642 -
643 -=== 2.6.4  AU915-928(AU915) ===
644 -
645 -(((
646 -Default use CHE=2
647 -
648 -(% style="color:blue" %)**Uplink:**
649 -
650 -916.8 - SF7BW125 to SF12BW125
651 -
652 -917.0 - SF7BW125 to SF12BW125
653 -
654 -917.2 - SF7BW125 to SF12BW125
655 -
656 -917.4 - SF7BW125 to SF12BW125
657 -
658 -917.6 - SF7BW125 to SF12BW125
659 -
660 -917.8 - SF7BW125 to SF12BW125
661 -
662 -918.0 - SF7BW125 to SF12BW125
663 -
664 -918.2 - SF7BW125 to SF12BW125
665 -
666 -
667 -(% style="color:blue" %)**Downlink:**
668 -
669 -923.3 - SF7BW500 to SF12BW500
670 -
671 -923.9 - SF7BW500 to SF12BW500
672 -
673 -924.5 - SF7BW500 to SF12BW500
674 -
675 -925.1 - SF7BW500 to SF12BW500
676 -
677 -925.7 - SF7BW500 to SF12BW500
678 -
679 -926.3 - SF7BW500 to SF12BW500
680 -
681 -926.9 - SF7BW500 to SF12BW500
682 -
683 -927.5 - SF7BW500 to SF12BW500
684 -
685 -923.3 - SF12BW500(RX2 downlink only)
686 -
687 -
688 -
529 +* (((
530 +[[Battery Dimension>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
689 689  )))
690 -
691 -=== 2.6.5  AS920-923 & AS923-925 (AS923) ===
692 -
693 -(((
694 -(% style="color:blue" %)**Default Uplink channel:**
532 +* (((
533 +[[Lithium-Thionyl Chloride Battery  datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
695 695  )))
696 -
697 -(((
698 -923.2 - SF7BW125 to SF10BW125
535 +* (((
536 +[[Lithium-ion Battery-Capacitor datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
699 699  )))
700 700  
701 -(((
702 -923.4 - SF7BW125 to SF10BW125
703 -)))
539 + [[image:image-20220615102527-16.png]]
704 704  
705 -(((
706 -
707 -)))
708 708  
709 -(((
710 -(% style="color:blue" %)**Additional Uplink Channel**:
711 -)))
712 712  
713 -(((
714 -(OTAA mode, channel added by JoinAccept message)
715 -)))
543 +== 2.8.2  Battery Note ==
716 716  
717 -(((
718 -
719 -)))
545 +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 uplink data, then the battery life may be decreased.
720 720  
721 -(((
722 -(% style="color:blue" %)**AS920~~AS923 for Japan, Malaysia, Singapore**:
723 -)))
724 724  
725 -(((
726 -922.2 - SF7BW125 to SF10BW125
727 -)))
728 728  
729 -(((
730 -922.4 - SF7BW125 to SF10BW125
731 -)))
549 +=== 2.8.3  Replace the battery ===
732 732  
733 733  (((
734 -922.6 - SF7BW125 to SF10BW125
552 +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.
735 735  )))
736 736  
737 737  (((
738 -922.8 - SF7BW125 to SF10BW125
739 -)))
740 -
741 -(((
742 -923.0 - SF7BW125 to SF10BW125
743 -)))
744 -
745 -(((
746 -922.0 - SF7BW125 to SF10BW125
747 -)))
748 -
749 -(((
750 750  
751 751  )))
752 752  
753 753  (((
754 -(% style="color:blue" %)**AS923 ~~ AS925 for Brunei, Cambodia, Hong Kong, Indonesia, Laos, Taiwan, Thailand, Vietnam**:
560 +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)
755 755  )))
756 756  
757 -(((
758 -923.6 - SF7BW125 to SF10BW125
759 -)))
760 760  
761 -(((
762 -923.8 - SF7BW125 to SF10BW125
763 -)))
764 764  
765 -(((
766 -924.0 - SF7BW125 to SF10BW125
767 -)))
565 +== 2.8.4  Battery Life Analyze ==
768 768  
769 -(((
770 -924.2 - SF7BW125 to SF10BW125
771 -)))
567 +Dragino battery powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimate battery life:
772 772  
773 -(((
774 -924.4 - SF7BW125 to SF10BW125
775 -)))
569 +[[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf]]
776 776  
777 -(((
778 -924.6 - SF7BW125 to SF10BW125
779 -)))
780 780  
781 -(((
782 -
783 -)))
784 784  
785 -(((
786 -(% style="color:blue" %)**Downlink:**
787 -)))
573 += 3.  Using the AT Commands =
788 788  
789 789  (((
790 -Uplink channels 1-8 (RX1)
791 -)))
792 -
793 793  (((
794 -923.2 - SF10BW125 (RX2)
795 -)))
796 -
797 -
798 -
799 -=== 2.6.6  KR920-923 (KR920) ===
800 -
801 -(((
802 -(% style="color:blue" %)**Default channel:**
803 -)))
804 -
805 -(((
806 -922.1 - SF7BW125 to SF12BW125
807 -)))
808 -
809 -(((
810 -922.3 - SF7BW125 to SF12BW125
811 -)))
812 -
813 -(((
814 -922.5 - SF7BW125 to SF12BW125
815 -)))
816 -
817 -(((
818 818  
819 819  )))
820 -
821 -(((
822 -(% style="color:blue" %)**Uplink: (OTAA mode, channel added by JoinAccept message)**
823 823  )))
824 824  
825 -(((
826 -922.1 - SF7BW125 to SF12BW125
827 -)))
581 +== 3.1  Access AT Commands ==
828 828  
829 -(((
830 -922.3 - SF7BW125 to SF12BW125
831 -)))
583 +LDDS20 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LDDS20 for using AT command, as below.
832 832  
833 -(((
834 -922.5 - SF7BW125 to SF12BW125
835 -)))
836 836  
837 -(((
838 -922.7 - SF7BW125 to SF12BW125
839 -)))
586 +[[image:image-20220610172924-4.png||height="483" width="988"]]
840 840  
841 -(((
842 -922.9 - SF7BW125 to SF12BW125
843 -)))
844 844  
845 -(((
846 -923.1 - SF7BW125 to SF12BW125
847 -)))
589 +Or if you have below board, use below connection:
848 848  
849 -(((
850 -923.3 - SF7BW125 to SF12BW125
851 -)))
852 852  
853 -(((
854 -
855 -)))
592 +[[image:image-20220610172924-5.png]]
856 856  
857 -(((
858 -(% style="color:blue" %)**Downlink:**
859 -)))
860 860  
861 861  (((
862 -Uplink channels 1-7(RX1)
596 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS20. LDDS20 will output system info once power on as below:
863 863  )))
864 864  
865 -(((
866 -921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
867 -)))
868 868  
600 + [[image:image-20220610172924-6.png||height="601" width="860"]]
869 869  
602 +Below are the available commands, a more detailed AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/]].
870 870  
871 -=== 2.6.7  IN865-867 (IN865) ===
872 872  
873 -(((
874 -(% style="color:blue" %)**Uplink:**
875 -)))
605 +AT+<CMD>?  :  Help on <CMD>
876 876  
877 -(((
878 -865.0625 - SF7BW125 to SF12BW125
879 -)))
607 +AT+<CMD>  :  Run <CMD>
880 880  
881 -(((
882 -865.4025 - SF7BW125 to SF12BW125
883 -)))
609 +AT+<CMD>=<value>  :  Set the value
884 884  
885 -(((
886 -865.9850 - SF7BW125 to SF12BW125
887 -)))
611 +AT+<CMD>=?  :  Get the value
888 888  
889 -(((
890 -
891 -)))
892 892  
893 -(((
894 -(% style="color:blue" %)**Downlink:**
895 -)))
614 +**General Commands** : 
896 896  
897 -(((
898 -Uplink channels 1-3 (RX1)
899 -)))
616 +AT                    : Attention       
900 900  
901 -(((
902 -866.550 - SF10BW125 (RX2)
903 -)))
618 +AT?                            : Short Help     
904 904  
620 +ATZ                            : MCU Reset    
905 905  
622 +AT+TDC           : Application Data Transmission Interval 
906 906  
907 -== 2.7  LED Indicator ==
908 908  
909 -The LDDS75 has an internal LED which is to show the status of different state.
625 +**Keys, IDs and EUIs management:**
910 910  
627 +AT+APPEUI              : Application EUI      
911 911  
912 -* Blink once when device power on.
913 -* The device detects the sensor and flashes 5 times.
914 -* Solid ON for 5 seconds once device successful Join the network.
915 -* Blink once when device transmit a packet.
629 +AT+APPKEY              : Application Key     
916 916  
631 +AT+APPSKEY            : Application Session Key
917 917  
633 +AT+DADDR              : Device Address     
918 918  
635 +AT+DEUI                   : Device EUI     
919 919  
920 -== 2.8  ​Firmware Change Log ==
637 +AT+NWKID               : Network ID (You can enter this command change only after successful network connection) 
921 921  
639 +AT+NWKSKEY          : Network Session Key Joining and sending date on LoRa network  
922 922  
923 -(((
924 -**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 -)))
641 +AT+CFM          : Confirm Mode       
926 926  
927 -(((
928 -
929 -)))
643 +AT+CFS                     : Confirm Status       
930 930  
931 -(((
932 -**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
933 -)))
645 +AT+JOIN          : Join LoRa? Network       
934 934  
647 +AT+NJM          : LoRa? Network Join Mode    
935 935  
649 +AT+NJS                     : LoRa? Network Join Status    
936 936  
937 -== 2.9  Mechanical ==
651 +AT+RECV                  : Print Last Received Data in Raw Format
938 938  
653 +AT+RECVB                : Print Last Received Data in Binary Format      
939 939  
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"]]
655 +AT+SEND                  : Send Text Data      
941 941  
657 +AT+SENB                  : Send Hexadecimal Data
942 942  
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"]]
944 944  
660 +**LoRa Network Management :**
945 945  
662 +AT+ADR          : Adaptive Rate
946 946  
947 -== 2.10  Battery Analysis ==
664 +AT+CLASS                : LoRa Class(Currently only support class A
948 948  
949 -=== 2.10.1  Battery Type ===
666 +AT+DCS           : Duty Cycle Setting 
950 950  
951 -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.
668 +AT+DR                      : Data Rate (Can Only be Modified after ADR=0)     
952 952  
670 +AT+FCD           : Frame Counter Downlink       
953 953  
954 -The battery related documents as below:
672 +AT+FCU           : Frame Counter Uplink   
955 955  
956 -* (((
957 -[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
958 -)))
959 -* (((
960 -[[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
961 -)))
962 -* (((
963 -[[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]]
964 -)))
674 +AT+JN1DL                : Join Accept Delay1
965 965  
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"]]
676 +AT+JN2DL                : Join Accept Delay2
967 967  
678 +AT+PNM                   : Public Network Mode   
968 968  
680 +AT+RX1DL                : Receive Delay1      
969 969  
970 -=== 2.10.2  Replace the battery ===
682 +AT+RX2DL                : Receive Delay2      
971 971  
972 -(((
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.
974 -)))
684 +AT+RX2DR               : Rx2 Window Data Rate 
975 975  
976 -(((
977 -
978 -)))
686 +AT+RX2FQ               : Rx2 Window Frequency
979 979  
980 -(((
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)
982 -)))
688 +AT+TXP           : Transmit Power
983 983  
984 984  
691 +**Information :**
985 985  
986 -= 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
693 +AT+RSSI           : RSSI of the Last Received Packet   
987 987  
988 -(((
989 -(((
990 -Use can configure LDDS75 via AT Command or LoRaWAN Downlink.
991 -)))
992 -)))
695 +AT+SNR           : SNR of the Last Received Packet   
993 993  
994 -* (((
995 -(((
996 -AT Command Connection: See [[FAQ>>path:#H4.A0FAQ]].
997 -)))
998 -)))
999 -* (((
1000 -(((
1001 -LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>path:/xwiki/bin/view/Main/]]
1002 -)))
1003 -)))
697 +AT+VER           : Image Version and Frequency Band       
1004 1004  
1005 -(((
1006 -(((
1007 -
1008 -)))
699 +AT+FDR           : Factory Data Reset
1009 1009  
1010 -(((
1011 -There are two kinds of commands to configure LDDS75, they are:
1012 -)))
1013 -)))
701 +AT+PORT                  : Application Port    
1014 1014  
1015 -* (((
1016 -(((
1017 -(% style="color:#4f81bd" %)** General Commands**.
1018 -)))
1019 -)))
703 +AT+CHS           : Get or Set Frequency (Unit: Hz) for Single Channel Mode
1020 1020  
1021 -(((
1022 -(((
1023 -These commands are to configure:
1024 -)))
1025 -)))
705 + AT+CHE                   : Get or Set eight channels mode, Only for US915, AU915, CN470
1026 1026  
1027 -* (((
1028 -(((
1029 -General system settings like: uplink interval.
1030 -)))
1031 -)))
1032 -* (((
1033 -(((
1034 -LoRaWAN protocol & radio related command.
1035 -)))
1036 -)))
1037 1037  
1038 -(((
1039 -(((
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/]]
1041 -)))
1042 -)))
1043 1043  
1044 -(((
1045 -(((
1046 -
1047 -)))
1048 -)))
1049 -
1050 -* (((
1051 -(((
1052 -(% style="color:#4f81bd" %)** Commands special design for LDDS75**
1053 -)))
1054 -)))
1055 -
1056 -(((
1057 -(((
1058 -These commands only valid for LDDS75, as below:
1059 -)))
1060 -)))
1061 -
1062 -
1063 -
1064 -== 3.1  Access AT Commands ==
1065 -
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.
1067 -
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"]]
1069 -
1070 -
1071 -Or if you have below board, use below connection:
1072 -
1073 -
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"]]
1075 -
1076 -
1077 -(((
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:
1079 -)))
1080 -
1081 -
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"]]
1083 -
1084 -
1085 -
1086 1086  == 3.2  Set Transmit Interval Time ==
1087 1087  
1088 1088  Feature: Change LoRaWAN End Node Transmit Interval.
... ... @@ -1089,7 +1089,7 @@
1089 1089  
1090 1090  (% style="color:#037691" %)**AT Command: AT+TDC**
1091 1091  
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"]]
715 +[[image:image-20220610173409-7.png]]
1093 1093  
1094 1094  
1095 1095  (((
... ... @@ -1119,7 +1119,7 @@
1119 1119  
1120 1120  (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1121 1121  
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"]]
745 +[[image:image-20220610174917-9.png]]
1123 1123  
1124 1124  
1125 1125  (% style="color:#037691" %)**Downlink Command: 0x06**
... ... @@ -1133,20 +1133,17 @@
1133 1133  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1134 1134  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1135 1135  
1136 -
1137 -
1138 -
1139 1139  = 4.  FAQ =
1140 1140  
1141 1141  == 4.1  What is the frequency plan for LDDS75? ==
1142 1142  
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]]
763 +LDDS75 use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
1144 1144  
1145 1145  
1146 1146  
1147 1147  == 4.2  How to change the LoRa Frequency Bands/Region ==
1148 1148  
1149 -You can follow the instructions for [[how to upgrade image>>path:#H2.8A0200BFirmwareChangeLog]].
769 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1150 1150  When downloading the images, choose the required image file for download. ​
1151 1151  
1152 1152  
... ... @@ -1161,7 +1161,7 @@
1161 1161  
1162 1162  == 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
1163 1163  
1164 -It is due to channel mapping. Please see below link:  [[Frequency band>>path:/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband]]
784 +It is due to channel mapping. Please see below link:  [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1165 1165  
1166 1166  
1167 1167  == 5.2  AT Command input doesn't work ==
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