Version 151.15 by Xiaoling on 2022/06/11 09:39
Show last authors
1 (% aria-label="1654846127817-788.png image widget" contenteditable="false" role="region" tabindex="-1" %)
2 (((
3 (% data-widget="image" style="text-align:center" %)
4 [[image:1654846127817-788.png]](% title="Click and drag to resize" %)​
5
6 (% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
7 )))
8
9 **Contents:**
10
11 (% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %)
12 (((
13 (% class="macro" data-macro="startmacro:toc|-|" data-widget="xwiki-macro" %)
14 (((
15 (% class="macro-placeholder hidden" %)
16 (((
17 macro:toc
18 )))
19
20 * [[1.  Introduction>>doc:null||anchor="H1.A0Introduction"]]
21 ** [[1.1 ​ What is LoRaWAN Distance Detection Sensor>>doc:null||anchor="H1.1200BWhatisLoRaWANDistanceDetectionSensor"]]
22 ** [[​1.2  Features>>doc:null||anchor="H200B1.2A0Features"]]
23 ** [[1.3  Specification>>doc:null||anchor="H1.3A0Specification"]]
24 *** [[1.3.1  Rated environmental conditions>>doc:null||anchor="H1.3.1A0Ratedenvironmentalconditions"]]
25 *** [[1.3.2  Effective measurement range Reference beam pattern>>doc:null||anchor="H1.3.2A0EffectivemeasurementrangeReferencebeampattern"]]
26 ** [[1.5 ​ Applications>>doc:null||anchor="H1.5200BApplications"]]
27 ** [[1.6  Pin mapping and power on>>doc:null||anchor="H1.6A0Pinmappingandpoweron"]]
28 * [[2.  Configure LDDS75 to connect to LoRaWAN network>>doc:null||anchor="H2.A0ConfigureLDDS75toconnecttoLoRaWANnetwork"]]
29 ** [[2.1  How it works>>doc:null||anchor="H2.1A0Howitworks"]]
30 ** [[2.2  ​Quick guide to connect to LoRaWAN server (OTAA)>>doc:null||anchor="H2.2A0200BQuickguidetoconnecttoLoRaWANserver28OTAA29"]]
31 ** [[2.3  ​Uplink Payload>>doc:null||anchor="H2.3A0200BUplinkPayload"]]
32 *** [[2.3.1  Battery Info>>doc:null||anchor="H2.3.1A0BatteryInfo"]]
33 *** [[2.3.2  Distance>>doc:null||anchor="H2.3.2A0Distance"]]
34 *** [[2.3.3  Interrupt Pin>>doc:null||anchor="H2.3.3A0InterruptPin"]]
35 *** [[2.3.4  DS18B20 Temperature sensor>>doc:null||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
36 *** [[2.3.5  Sensor Flag>>doc:null||anchor="H2.3.5A0SensorFlag"]]
37 *** [[2.3.6  Decode payload in The Things Network>>doc:null||anchor="H2.3.6A0DecodepayloadinTheThingsNetwork"]]
38 ** [[2.4  Uplink Interval>>doc:null||anchor="H2.4A0UplinkInterval"]]
39 ** [[2.5  ​Show Data in DataCake IoT Server>>doc:null||anchor="H2.5A0200BShowDatainDataCakeIoTServer"]]
40 ** [[2.6  Frequency Plans>>doc:null||anchor="H2.6A0FrequencyPlans"]]
41 *** [[2.6.1  EU863-870 (EU868)>>doc:null||anchor="H2.6.1A0EU863-87028EU86829"]]
42 *** [[2.6.2  US902-928(US915)>>doc:null||anchor="H2.6.2A0US902-92828US91529"]]
43 *** [[2.6.3  CN470-510 (CN470)>>doc:null||anchor="H2.6.3A0CN470-51028CN47029"]]
44 *** [[2.6.4  AU915-928(AU915)>>doc:null||anchor="H2.6.4A0AU915-92828AU91529"]]
45 *** [[2.6.5  AS920-923 & AS923-925 (AS923)>>doc:null||anchor="H2.6.5A0AS920-92326AS923-92528AS92329"]]
46 *** [[2.6.6  KR920-923 (KR920)>>doc:null||anchor="H2.6.6A0KR920-92328KR92029"]]
47 *** [[2.6.7  IN865-867 (IN865)>>doc:null||anchor="H2.6.7A0IN865-86728IN86529"]]
48 ** [[2.7  LED Indicator>>doc:null||anchor="H2.7A0LEDIndicator"]]
49 ** [[2.8  ​Firmware Change Log>>doc:null||anchor="H2.8A0200BFirmwareChangeLog"]]
50 ** [[2.9  Mechanical>>doc:null||anchor="H2.9A0Mechanical"]]
51 ** [[2.10  Battery Analysis>>doc:null||anchor="H2.10A0BatteryAnalysis"]]
52 *** [[2.10.1  Battery Type>>doc:null||anchor="H2.10.1A0BatteryType"]]
53 *** [[2.10.2  Replace the battery>>doc:null||anchor="H2.10.2A0Replacethebattery"]]
54 * [[3.  Configure LDDS75 via AT Command or LoRaWAN Downlink>>doc:null||anchor="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]
55 ** [[3.1  Access AT Commands>>doc:null||anchor="H3.1A0AccessATCommands"]]
56 ** [[3.2  Set Transmit Interval Time>>doc:null||anchor="H3.2A0SetTransmitIntervalTime"]]
57 ** [[3.3  Set Interrupt Mode>>doc:null||anchor="H3.3A0SetInterruptMode"]]
58 * [[4.  FAQ>>doc:null||anchor="H4.A0FAQ"]]
59 ** [[4.1  What is the frequency plan for LDDS75?>>doc:null||anchor="H4.1A0WhatisthefrequencyplanforLDDS753F"]]
60 ** [[4.2  How to change the LoRa Frequency Bands/Region>>doc:null||anchor="H4.2A0HowtochangetheLoRaFrequencyBands2FRegion"]]
61 ** [[4.3  Can I use LDDS75 in condensation environment?>>doc:null||anchor="H4.3A0CanIuseLDDS75incondensationenvironment3F"]]
62 * [[5.  Trouble Shooting>>doc:null||anchor="H5.A0TroubleShooting"]]
63 ** [[5.1  Why I can’t join TTN V3 in US915 / AU915 bands?>>doc:null||anchor="H5.1A0WhyIcan2019tjoinTTNV3inUS9152FAU915bands3F"]]
64 ** [[5.2  AT Command input doesn't work>>doc:null||anchor="H5.2A0ATCommandinputdoesn27twork"]]
65 * [[6.  Order Info>>doc:null||anchor="H6.A0OrderInfo"]]
66 * [[7. ​ Packing Info>>doc:null||anchor="H7.200BPackingInfo"]]
67 * [[8.  ​Support>>doc:null||anchor="H8.A0200BSupport"]]
68 )))
69
70 (% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
71 )))
72
73
74
75
76
77
78
79
80 = 1.  Introduction =
81
82 == 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
83
84 (((
85
86
87 (((
88 (((
89 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.
90 )))
91
92 (((
93
94 )))
95
96 (((
97 It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
98 )))
99
100 (((
101
102 )))
103
104 (((
105 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.
106 )))
107
108 (((
109
110 )))
111
112 (((
113 LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
114 )))
115
116 (((
117
118 )))
119
120 (((
121 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.
122 )))
123
124 (((
125
126 )))
127
128 (((
129 (% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
130 )))
131 )))
132 )))
133
134
135 (% aria-label="1654847051249-359.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654847051249-359.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
136
137
138
139 == ​1.2  Features ==
140
141 * LoRaWAN 1.0.3 Class A
142 * Ultra low power consumption
143 * Distance Detection by Ultrasonic technology
144 * Flat object range 280mm - 7500mm
145 * Accuracy: ±(1cm+S*0.3%) (S: Distance)
146 * Cable Length : 25cm
147 * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
148 * AT Commands to change parameters
149 * Uplink on periodically
150 * Downlink to change configure
151 * IP66 Waterproof Enclosure
152 * 4000mAh or 8500mAh Battery for long term use
153
154
155
156
157 == 1.3  Specification ==
158
159 === 1.3.1  Rated environmental conditions ===
160
161 (% aria-label="image-20220610154839-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610154839-1.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
162
163 (((
164 **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)**
165 )))
166
167
168
169 === 1.3.2  Effective measurement range Reference beam pattern ===
170
171 **(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
172
173
174
175 (% aria-label="1654852253176-749.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654852253176-749.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
176
177
178
179 (((
180 **(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.**
181 )))
182
183
184 (% aria-label="1654852175653-550.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654852175653-550.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​(% style="display:none" %) ** **
185
186
187
188 == 1.5 ​ Applications ==
189
190 * Horizontal distance measurement
191 * Liquid level measurement
192 * Parking management system
193 * Object proximity and presence detection
194 * Intelligent trash can management system
195 * Robot obstacle avoidance
196 * Automatic control
197 * Sewer
198 * Bottom water level monitoring
199
200
201
202
203 == 1.6  Pin mapping and power on ==
204
205
206 (% aria-label="1654847583902-256.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654847583902-256.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
207
208
209
210 = 2.  Configure LDDS75 to connect to LoRaWAN network =
211
212 == 2.1  How it works ==
213
214 (((
215 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
216 )))
217
218 (((
219 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.
220 )))
221
222
223
224 == 2.2  ​Quick guide to connect to LoRaWAN server (OTAA) ==
225
226 (((
227 Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LG308>>url:http://www.dragino.com/products/lora/item/140-lg308.html]] as a LoRaWAN gateway in this example.
228 )))
229
230 (((
231 (% aria-label="1654848616367-242.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654848616367-242.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
232 )))
233
234 (((
235 The LG308 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
236 )))
237
238 (((
239 (% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
240 )))
241
242 (((
243 Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
244 )))
245
246 (% aria-label="image-20220607170145-1.jpeg image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220607170145-1.jpeg||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
247
248
249 (((
250 For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI.
251 )))
252
253 (((
254 Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot:
255 )))
256
257 (((
258 **Add APP EUI in the application**
259 )))
260
261 (% aria-label="image-20220610161353-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161353-4.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
262
263 (% aria-label="image-20220610161353-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161353-5.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
264
265 (% aria-label="image-20220610161353-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161353-6.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
266
267
268 (% aria-label="image-20220610161353-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161353-7.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
269
270
271 You can also choose to create the device manually.
272
273 (% aria-label="image-20220610161538-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161538-8.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
274
275
276
277 **Add APP KEY and DEV EUI**
278
279 (% aria-label="image-20220610161538-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161538-9.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
280
281
282
283 (% style="color:blue" %)**Step 2**(%%): Power on LDDS75
284
285
286 Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
287
288 (% aria-label="image-20220610161724-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161724-10.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
289
290
291 (((
292 (% 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.
293 )))
294
295 (% aria-label="1654849068701-275.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654849068701-275.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
296
297
298
299 == 2.3  ​Uplink Payload ==
300
301 (((
302 (((
303 LDDS75 will uplink payload via LoRaWAN with below payload format: 
304 )))
305
306 (((
307 Uplink payload includes in total 4 bytes.
308 Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
309 )))
310 )))
311
312 (((
313
314 )))
315
316 (% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
317 |=(% style="width: 62.5px;" %)(((
318 **Size (bytes)**
319 )))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
320 |(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
321 [[Distance>>||anchor="H2.3.2A0Distance"]]
322
323 (unit: mm)
324 )))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
325 [[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
326 )))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
327
328 (% aria-label="1654850511545-399.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654850511545-399.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
329
330
331
332 === 2.3.1  Battery Info ===
333
334
335 Check the battery voltage for LDDS75.
336
337 Ex1: 0x0B45 = 2885mV
338
339 Ex2: 0x0B49 = 2889mV
340
341
342
343 === 2.3.2  Distance ===
344
345 (((
346 Get the distance. Flat object range 280mm - 7500mm.
347 )))
348
349 (((
350 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.**
351 )))
352
353
354 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
355 * 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.
356
357
358
359
360 === 2.3.3  Interrupt Pin ===
361
362 This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3A0SetInterruptMode"]] for the hardware and software set up.
363
364 **Example:**
365
366 0x00: Normal uplink packet.
367
368 0x01: Interrupt Uplink Packet.
369
370
371
372 === 2.3.4  DS18B20 Temperature sensor ===
373
374 This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
375
376 **Example**:
377
378 If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
379
380 If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
381
382 (% style="color:red" %)Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021.
383
384
385
386 === 2.3.5  Sensor Flag ===
387
388 (((
389 0x01: Detect Ultrasonic Sensor
390 )))
391
392 (((
393 0x00: No Ultrasonic Sensor
394 )))
395
396
397
398 === 2.3.6  Decode payload in The Things Network ===
399
400 While using TTN network, you can add the payload format to decode the payload.
401
402
403 (% aria-label="1654850829385-439.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654850829385-439.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
404
405 The payload decoder function for TTN V3 is here:
406
407 (((
408 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/]]
409 )))
410
411
412
413 == 2.4  Uplink Interval ==
414
415 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"]]
416
417
418
419 == 2.5  ​Show Data in DataCake IoT Server ==
420
421 (((
422 [[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:
423 )))
424
425 (((
426
427 )))
428
429 (((
430 (% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
431 )))
432
433 (((
434 (% 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:**
435 )))
436
437
438 (% aria-label="1654592790040-760.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654592790040-760.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
439
440
441 (% aria-label="1654592800389-571.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654592800389-571.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
442
443
444 (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
445
446 (% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
447
448 (% aria-label="1654851029373-510.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654851029373-510.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
449
450
451 After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
452
453 (% aria-label="image-20220610165129-11.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610165129-11.png||data-widget="image" height="595" width="1088"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
454
455
456
457 == 2.6  Frequency Plans ==
458
459 (((
460 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.
461 )))
462
463
464
465 === 2.6.1  EU863-870 (EU868) ===
466
467 (((
468 (% style="color:blue" %)**Uplink:**
469 )))
470
471 (((
472 868.1 - SF7BW125 to SF12BW125
473 )))
474
475 (((
476 868.3 - SF7BW125 to SF12BW125 and SF7BW250
477 )))
478
479 (((
480 868.5 - SF7BW125 to SF12BW125
481 )))
482
483 (((
484 867.1 - SF7BW125 to SF12BW125
485 )))
486
487 (((
488 867.3 - SF7BW125 to SF12BW125
489 )))
490
491 (((
492 867.5 - SF7BW125 to SF12BW125
493 )))
494
495 (((
496 867.7 - SF7BW125 to SF12BW125
497 )))
498
499 (((
500 867.9 - SF7BW125 to SF12BW125
501 )))
502
503 (((
504 868.8 - FSK
505 )))
506
507 (((
508
509 )))
510
511 (((
512 (% style="color:blue" %)**Downlink:**
513 )))
514
515 (((
516 Uplink channels 1-9 (RX1)
517 )))
518
519 (((
520 869.525 - SF9BW125 (RX2 downlink only)
521 )))
522
523
524
525 === 2.6.2  US902-928(US915) ===
526
527 (((
528 Used in USA, Canada and South America. Default use CHE=2
529
530 (% style="color:blue" %)**Uplink:**
531
532 903.9 - SF7BW125 to SF10BW125
533
534 904.1 - SF7BW125 to SF10BW125
535
536 904.3 - SF7BW125 to SF10BW125
537
538 904.5 - SF7BW125 to SF10BW125
539
540 904.7 - SF7BW125 to SF10BW125
541
542 904.9 - SF7BW125 to SF10BW125
543
544 905.1 - SF7BW125 to SF10BW125
545
546 905.3 - SF7BW125 to SF10BW125
547
548
549 (% style="color:blue" %)**Downlink:**
550
551 923.3 - SF7BW500 to SF12BW500
552
553 923.9 - SF7BW500 to SF12BW500
554
555 924.5 - SF7BW500 to SF12BW500
556
557 925.1 - SF7BW500 to SF12BW500
558
559 925.7 - SF7BW500 to SF12BW500
560
561 926.3 - SF7BW500 to SF12BW500
562
563 926.9 - SF7BW500 to SF12BW500
564
565 927.5 - SF7BW500 to SF12BW500
566
567 923.3 - SF12BW500(RX2 downlink only)
568
569
570
571 )))
572
573 === 2.6.3  CN470-510 (CN470) ===
574
575 (((
576 Used in China, Default use CHE=1
577 )))
578
579 (((
580 (% style="color:blue" %)**Uplink:**
581 )))
582
583 (((
584 486.3 - SF7BW125 to SF12BW125
585 )))
586
587 (((
588 486.5 - SF7BW125 to SF12BW125
589 )))
590
591 (((
592 486.7 - SF7BW125 to SF12BW125
593 )))
594
595 (((
596 486.9 - SF7BW125 to SF12BW125
597 )))
598
599 (((
600 487.1 - SF7BW125 to SF12BW125
601 )))
602
603 (((
604 487.3 - SF7BW125 to SF12BW125
605 )))
606
607 (((
608 487.5 - SF7BW125 to SF12BW125
609 )))
610
611 (((
612 487.7 - SF7BW125 to SF12BW125
613 )))
614
615 (((
616
617 )))
618
619 (((
620 (% style="color:blue" %)**Downlink:**
621 )))
622
623 (((
624 506.7 - SF7BW125 to SF12BW125
625 )))
626
627 (((
628 506.9 - SF7BW125 to SF12BW125
629 )))
630
631 (((
632 507.1 - SF7BW125 to SF12BW125
633 )))
634
635 (((
636 507.3 - SF7BW125 to SF12BW125
637 )))
638
639 (((
640 507.5 - SF7BW125 to SF12BW125
641 )))
642
643 (((
644 507.7 - SF7BW125 to SF12BW125
645 )))
646
647 (((
648 507.9 - SF7BW125 to SF12BW125
649 )))
650
651 (((
652 508.1 - SF7BW125 to SF12BW125
653 )))
654
655 (((
656 505.3 - SF12BW125 (RX2 downlink only)
657 )))
658
659
660
661 === 2.6.4  AU915-928(AU915) ===
662
663 (((
664 Default use CHE=2
665
666 (% style="color:blue" %)**Uplink:**
667
668 916.8 - SF7BW125 to SF12BW125
669
670 917.0 - SF7BW125 to SF12BW125
671
672 917.2 - SF7BW125 to SF12BW125
673
674 917.4 - SF7BW125 to SF12BW125
675
676 917.6 - SF7BW125 to SF12BW125
677
678 917.8 - SF7BW125 to SF12BW125
679
680 918.0 - SF7BW125 to SF12BW125
681
682 918.2 - SF7BW125 to SF12BW125
683
684
685 (% style="color:blue" %)**Downlink:**
686
687 923.3 - SF7BW500 to SF12BW500
688
689 923.9 - SF7BW500 to SF12BW500
690
691 924.5 - SF7BW500 to SF12BW500
692
693 925.1 - SF7BW500 to SF12BW500
694
695 925.7 - SF7BW500 to SF12BW500
696
697 926.3 - SF7BW500 to SF12BW500
698
699 926.9 - SF7BW500 to SF12BW500
700
701 927.5 - SF7BW500 to SF12BW500
702
703 923.3 - SF12BW500(RX2 downlink only)
704
705
706
707 )))
708
709 === 2.6.5  AS920-923 & AS923-925 (AS923) ===
710
711 (((
712 (% style="color:blue" %)**Default Uplink channel:**
713 )))
714
715 (((
716 923.2 - SF7BW125 to SF10BW125
717 )))
718
719 (((
720 923.4 - SF7BW125 to SF10BW125
721 )))
722
723 (((
724
725 )))
726
727 (((
728 (% style="color:blue" %)**Additional Uplink Channel**:
729 )))
730
731 (((
732 (OTAA mode, channel added by JoinAccept message)
733 )))
734
735 (((
736
737 )))
738
739 (((
740 (% style="color:blue" %)**AS920~~AS923 for Japan, Malaysia, Singapore**:
741 )))
742
743 (((
744 922.2 - SF7BW125 to SF10BW125
745 )))
746
747 (((
748 922.4 - SF7BW125 to SF10BW125
749 )))
750
751 (((
752 922.6 - SF7BW125 to SF10BW125
753 )))
754
755 (((
756 922.8 - SF7BW125 to SF10BW125
757 )))
758
759 (((
760 923.0 - SF7BW125 to SF10BW125
761 )))
762
763 (((
764 922.0 - SF7BW125 to SF10BW125
765 )))
766
767 (((
768
769 )))
770
771 (((
772 (% style="color:blue" %)**AS923 ~~ AS925 for Brunei, Cambodia, Hong Kong, Indonesia, Laos, Taiwan, Thailand, Vietnam**:
773 )))
774
775 (((
776 923.6 - SF7BW125 to SF10BW125
777 )))
778
779 (((
780 923.8 - SF7BW125 to SF10BW125
781 )))
782
783 (((
784 924.0 - SF7BW125 to SF10BW125
785 )))
786
787 (((
788 924.2 - SF7BW125 to SF10BW125
789 )))
790
791 (((
792 924.4 - SF7BW125 to SF10BW125
793 )))
794
795 (((
796 924.6 - SF7BW125 to SF10BW125
797 )))
798
799 (((
800
801 )))
802
803 (((
804 (% style="color:blue" %)**Downlink:**
805 )))
806
807 (((
808 Uplink channels 1-8 (RX1)
809 )))
810
811 (((
812 923.2 - SF10BW125 (RX2)
813 )))
814
815
816
817 === 2.6.6  KR920-923 (KR920) ===
818
819 (((
820 (% style="color:blue" %)**Default channel:**
821 )))
822
823 (((
824 922.1 - SF7BW125 to SF12BW125
825 )))
826
827 (((
828 922.3 - SF7BW125 to SF12BW125
829 )))
830
831 (((
832 922.5 - SF7BW125 to SF12BW125
833 )))
834
835 (((
836
837 )))
838
839 (((
840 (% style="color:blue" %)**Uplink: (OTAA mode, channel added by JoinAccept message)**
841 )))
842
843 (((
844 922.1 - SF7BW125 to SF12BW125
845 )))
846
847 (((
848 922.3 - SF7BW125 to SF12BW125
849 )))
850
851 (((
852 922.5 - SF7BW125 to SF12BW125
853 )))
854
855 (((
856 922.7 - SF7BW125 to SF12BW125
857 )))
858
859 (((
860 922.9 - SF7BW125 to SF12BW125
861 )))
862
863 (((
864 923.1 - SF7BW125 to SF12BW125
865 )))
866
867 (((
868 923.3 - SF7BW125 to SF12BW125
869 )))
870
871 (((
872
873 )))
874
875 (((
876 (% style="color:blue" %)**Downlink:**
877 )))
878
879 (((
880 Uplink channels 1-7(RX1)
881 )))
882
883 (((
884 921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
885 )))
886
887
888
889 === 2.6.7  IN865-867 (IN865) ===
890
891 (((
892 (% style="color:blue" %)**Uplink:**
893 )))
894
895 (((
896 865.0625 - SF7BW125 to SF12BW125
897 )))
898
899 (((
900 865.4025 - SF7BW125 to SF12BW125
901 )))
902
903 (((
904 865.9850 - SF7BW125 to SF12BW125
905 )))
906
907 (((
908
909 )))
910
911 (((
912 (% style="color:blue" %)**Downlink:**
913 )))
914
915 (((
916 Uplink channels 1-3 (RX1)
917 )))
918
919 (((
920 866.550 - SF10BW125 (RX2)
921 )))
922
923
924
925 == 2.7  LED Indicator ==
926
927 The LDDS75 has an internal LED which is to show the status of different state.
928
929
930 * Blink once when device power on.
931 * The device detects the sensor and flashes 5 times.
932 * Solid ON for 5 seconds once device successful Join the network.
933 * Blink once when device transmit a packet.
934
935
936
937
938 == 2.8  ​Firmware Change Log ==
939
940
941 (((
942 **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/]]
943 )))
944
945 (((
946
947 )))
948
949 (((
950 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
951 )))
952
953
954
955 == 2.9  Mechanical ==
956
957
958 (% aria-label="image-20220610172003-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172003-1.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
959
960
961 (% aria-label="image-20220610172003-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172003-2.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
962
963
964
965 == 2.10  Battery Analysis ==
966
967 === 2.10.1  Battery Type ===
968
969 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.
970
971
972 The battery related documents as below:
973
974 * (((
975 [[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
976 )))
977 * (((
978 [[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
979 )))
980 * (((
981 [[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]]
982 )))
983
984 (% aria-label="image-20220610172400-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172400-3.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
985
986
987
988 === 2.10.2  Replace the battery ===
989
990 (((
991 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.
992 )))
993
994 (((
995
996 )))
997
998 (((
999 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)
1000 )))
1001
1002
1003
1004 = 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
1005
1006 (((
1007 (((
1008 Use can configure LDDS75 via AT Command or LoRaWAN Downlink.
1009 )))
1010 )))
1011
1012 * (((
1013 (((
1014 AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
1015 )))
1016 )))
1017 * (((
1018 (((
1019 LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1020 )))
1021 )))
1022
1023 (((
1024 (((
1025
1026 )))
1027
1028 (((
1029 There are two kinds of commands to configure LDDS75, they are:
1030 )))
1031 )))
1032
1033 * (((
1034 (((
1035 (% style="color:#4f81bd" %)** General Commands**.
1036 )))
1037 )))
1038
1039 (((
1040 (((
1041 These commands are to configure:
1042 )))
1043 )))
1044
1045 * (((
1046 (((
1047 General system settings like: uplink interval.
1048 )))
1049 )))
1050 * (((
1051 (((
1052 LoRaWAN protocol & radio related command.
1053 )))
1054 )))
1055
1056 (((
1057 (((
1058 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]]
1059 )))
1060 )))
1061
1062 (((
1063 (((
1064
1065 )))
1066 )))
1067
1068 * (((
1069 (((
1070 (% style="color:#4f81bd" %)** Commands special design for LDDS75**
1071 )))
1072 )))
1073
1074 (((
1075 (((
1076 These commands only valid for LDDS75, as below:
1077 )))
1078 )))
1079
1080
1081
1082 == 3.1  Access AT Commands ==
1083
1084 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.
1085
1086 (% aria-label="image-20220610172924-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172924-4.png||data-widget="image" height="483" width="988"]](% style="background:url(~"http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1087
1088
1089 Or if you have below board, use below connection:
1090
1091
1092 (% aria-label="image-20220610172924-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172924-5.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1093
1094
1095 (((
1096 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:
1097 )))
1098
1099
1100 (% aria-label="image-20220610172924-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172924-6.png||data-widget="image" height="601" width="860"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1101
1102
1103
1104 == 3.2  Set Transmit Interval Time ==
1105
1106 Feature: Change LoRaWAN End Node Transmit Interval.
1107
1108 (% style="color:#037691" %)**AT Command: AT+TDC**
1109
1110 (% aria-label="image-20220610173409-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610173409-7.png||data-widget="image"]](% style="background:url(~"http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1111
1112
1113 (((
1114 (% style="color:#037691" %)**Downlink Command: 0x01**
1115 )))
1116
1117 (((
1118 (((
1119 Format: Command Code (0x01) followed by 3 bytes time value.
1120
1121 (((
1122 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1123 )))
1124
1125 * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1126 * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1127 )))
1128 )))
1129
1130
1131
1132
1133
1134 == 3.3  Set Interrupt Mode ==
1135
1136 Feature, Set Interrupt mode for GPIO_EXIT.
1137
1138 (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1139
1140 (% aria-label="image-20220610174917-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610174917-9.png||data-widget="image"]](% style="background:url(~"http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1141
1142
1143 (% style="color:#037691" %)**Downlink Command: 0x06**
1144
1145 Format: Command Code (0x06) followed by 3 bytes.
1146
1147 (((
1148 This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
1149 )))
1150
1151 * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1152 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1153
1154
1155
1156
1157 = 4.  FAQ =
1158
1159 == 4.1  What is the frequency plan for LDDS75? ==
1160
1161 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"]]
1162
1163
1164
1165 == 4.2  How to change the LoRa Frequency Bands/Region ==
1166
1167 You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1168 When downloading the images, choose the required image file for download. ​
1169
1170
1171
1172 == 4.3  Can I use LDDS75 in condensation environment? ==
1173
1174 LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0.
1175
1176
1177
1178 = 5.  Trouble Shooting =
1179
1180 == 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
1181
1182 It is due to channel mapping. Please see below link:  [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1183
1184
1185 == 5.2  AT Command input doesn't work ==
1186
1187 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.
1188
1189 (((
1190
1191 )))
1192
1193
1194 = 6.  Order Info =
1195
1196
1197 Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY**
1198
1199
1200 (% style="color:blue" %)**XX**(%%)**: **The default frequency band
1201
1202 * (% style="color:red" %)**AS923 **(%%)**:** LoRaWAN AS923 band
1203 * (% style="color:red" %)**AU915 **(%%)**:** LoRaWAN AU915 band
1204 * (% style="color:red" %)**EU433 **(%%)**:** LoRaWAN EU433 band
1205 * (% style="color:red" %)**EU868 **(%%)**:** LoRaWAN EU868 band
1206 * (% style="color:red" %)**KR920 **(%%)**:** LoRaWAN KR920 band
1207 * (% style="color:red" %)**US915 **(%%)**:** LoRaWAN US915 band
1208 * (% style="color:red" %)**IN865 **(%%)**:**  LoRaWAN IN865 band
1209 * (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band
1210
1211 (% style="color:blue" %)**YY**(%%): Battery Option
1212
1213 * (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1214 * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1215
1216 = 7. ​ Packing Info =
1217
1218
1219 **Package Includes**:
1220
1221 * LDDS75 LoRaWAN Distance Detection Sensor x 1
1222
1223 **Dimension and weight**:
1224
1225 * Device Size: cm
1226 * Device Weight: g
1227 * Package Size / pcs : cm
1228 * Weight / pcs : g
1229
1230 = 8.  ​Support =
1231
1232 * 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.
1233 * 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]].

Applications

Navigation

Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0