Changes for page LMDS200 -- LoRaWAN Microwave Radar Distance Sensor User Manual

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1		-LDDS75 - LoRaWAN Distance Detection Sensor User Manual
	1	+LDDS20 - LoRaWAN Ultrasonic Liquid Level Sensor User Manual

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8	8
9		-**Contents:**
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19	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		-)))
	7	+**Table of Contents:**
69	69
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76	76
77	77
78	78
79		-
80	80	= 1.  Introduction =
81	81
82		-== 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
	18	+== 1.1 ​ What is LoRaWAN Ultrasonic liquid level Sensor ==
83	83
84	84	(((
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87	87	(((
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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.
	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
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96	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.
	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**.
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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.
	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.
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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*.
	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.
114	114	)))
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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.
	58	+LDDS20 is powered by (% style="color:#4472c4" %)**8500mA Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
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	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	+(((
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129	129	(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
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140	140
141	141	* LoRaWAN 1.0.3 Class A
142	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)
	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)
146	146	* Cable Length : 25cm
147	147	* Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
148	148	* AT Commands to change parameters
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149	149	* Uplink on periodically
150	150	* Downlink to change configure
151	151	* IP66 Waterproof Enclosure
152		-* 4000mAh or 8500mAh Battery for long term use
	101	+* 8500mAh Battery for long term use
153	153
	103	+== 1.3  Suitable Container & Liquid ==
154	154
	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.
155	155
	112	+== 1.4  Mechanical ==
156	156
157		-== 1.3  Specification ==
	114	+[[image:image-20220615090910-1.png]]
158	158
159		-=== 1.3.1  Rated environmental conditions ===
160	160
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	117	+[[image:image-20220615090910-2.png]]
162	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	166
167	167
	121	+== 1.5  Install LDDS20 ==
168	168
169		-=== 1.3.2  Effective measurement range Reference beam pattern ===
170	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.**
	124	+(% style="color:blue" %)**Step 1**(%%):  Choose the installation point.
172	172
	126	+LDDS20 (% style="color:red" %)**MUST**(%%) be installed on the container bottom middle position.
173	173
	128	+[[image:image-20220615091045-3.png]]
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	132	+(% style="color:blue" %)**Step 2**(%%):  Polish the installation point.
178	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		-)))
	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.
182	182
	136	+[[image:image-20220615092010-11.png]]
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185	185
	139	+No polish needed if the container is shine metal surface without paint or non-metal container.
186	186
	141	+[[image:image-20220615092044-12.png]]
187	187
188		-== 1.5 ​ Applications ==
189	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	199
	145	+(% style="color:blue" %)**Step3:   **(%%)Test the installation point.
200	200
	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.
201	201
202	202
203		-== 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.
204	204
	152	+[[image:1655256160324-178.png]][[image:image-20220615092327-13.png]]
205	205
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207	207
	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.
208	208
209	209
210		-= 2.  Configure LDDS75 to connect to LoRaWAN network =
	158	+(% style="color:red" %)**LED Status:**
211	211
	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	+
212	212	== 2.1  How it works ==
213	213
214	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
	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.
216	216	)))
217	217
218	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.
	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.
220	220	)))
221	221
222	222
...	...	@@ -228,7 +228,7 @@
228	228	)))
229	229
230	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" %)​
	236	+[[image:1655257698953-697.png]]
232	232	)))
233	233
234	234	(((
...	...	@@ -236,14 +236,16 @@
236	236	)))
237	237
238	238	(((
239		-(% 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.
240	240	)))
241	241
242	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.
	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.
244	244	)))
245	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" %)​
	253	+[[image:image-20220607170145-1.jpeg]]
247	247
248	248
249	249	(((
...	...	@@ -255,44 +255,48 @@
255	255	)))
256	256
257	257	(((
	265	+
	266	+
258	258	**Add APP EUI in the application**
259	259	)))
260	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" %)​
	270	+[[image:image-20220610161353-4.png]]
262	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" %)​
	272	+[[image:image-20220610161353-5.png]]
264	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" %)​
	274	+[[image:image-20220610161353-6.png]]
266	266
267	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" %)​
	277	+[[image:image-20220610161353-7.png]]
269	269
270	270
	280	+
271	271	You can also choose to create the device manually.
272	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" %)​
	283	+ [[image:image-20220610161538-8.png]]
274	274
275	275
276	276
277	277	**Add APP KEY and DEV EUI**
278	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" %)​
	289	+[[image:image-20220610161538-9.png]]
280	280
281	281
282	282
283		-(% style="color:blue" %)**Step 2**(%%): Power on LDDS75
	293	+(% style="color:blue" %)**Step 2**(%%):  Power on LDDS20
284	284
285	285
286	286	Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
287	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" %)​
	298	+[[image:image-20220615095102-14.png]]
289	289
290	290
	301	+
291	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.
	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.
293	293	)))
294	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" %)​
	306	+[[image:1654849068701-275.png]]
296	296
297	297
298	298
...	...	@@ -300,12 +300,10 @@
300	300
301	301	(((
302	302	(((
303		-LDDS75 will uplink payload via LoRaWAN with below payload format:
304		-)))
	314	+LDDS20 will uplink payload via LoRaWAN with below payload format:
305	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
	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).
309	309	)))
310	310	)))
311	311
...	...	@@ -325,7 +325,7 @@
325	325	[[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
326	326	)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
327	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" %)​
	337	+[[image:1654850511545-399.png]]
329	329
330	330
331	331
...	...	@@ -332,7 +332,7 @@
332	332	=== 2.3.1  Battery Info ===
333	333
334	334
335		-Check the battery voltage for LDDS75.
	344	+Check the battery voltage for LDDS20.
336	336
337	337	Ex1: 0x0B45 = 2885mV
338	338
...	...	@@ -343,23 +343,21 @@
343	343	=== 2.3.2  Distance ===
344	344
345	345	(((
346		-Get the distance. Flat object range 280mm - 7500mm.
	355	+Get the distance. Flat object range 20mm - 2000mm.
347	347	)))
348	348
349	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.**
	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.**
351	351	)))
352	352
	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.
353	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	356
357	357
358		-
359		-
360	360	=== 2.3.3  Interrupt Pin ===
361	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.
	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.
363	363
364	364	**Example:**
365	365
...	...	@@ -400,707 +400,305 @@
400	400	While using TTN network, you can add the payload format to decode the payload.
401	401
402	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" %)​
	410	+[[image:1654850829385-439.png]]
404	404
405	405	The payload decoder function for TTN V3 is here:
406	406
407	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/]]
	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/]]
409	409	)))
410	410
411	411
412	412
413		-== 2.4  Uplink Interval ==
	420	+== 2.4  Downlink Payload ==
414	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"]]
	422	+By default, LDDS20 prints the downlink payload to console port.
416	416
	424	+[[image:image-20220615100930-15.png]]
417	417
418	418
419		-== 2.5  ​Show Data in DataCake IoT Server ==
	427	+**Examples:**
420	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	424
425		-(((
426		-
427		-)))
	430	+* (% style="color:blue" %)**Set TDC**
428	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	+If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01.
432	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		-)))
	434	+Payload:    01 00 00 1E    TDC=30S
436	436
	436	+Payload:    01 00 00 3C    TDC=60S
437	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	439
	439	+* (% style="color:blue" %)**Reset**
440	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" %)​
	441	+If payload = 0x04FF, it will reset the LDDS20
442	442
443	443
444		-(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
	444	+* (% style="color:blue" %)**CFM**
445	445
446		-(% 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
447	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	449
450	450
451		-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 ==
452	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	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.
	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:
461	461	)))
462	462
463		-
464		-
465		-=== 2.6.1  EU863-870 (EU868) ===
466		-
467	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	508
509	509	)))
510	510
511	511	(((
512		-(% 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.**
513	513	)))
514	514
515	515	(((
516		-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:**
517	517	)))
518	518
519		-(((
520		-869.525 - SF9BW125 (RX2 downlink only)
521		-)))
522	522
	469	+[[image:1654592790040-760.png]]
523	523
524	524
525		-=== 2.6.2  US902-928(US915) ===
	472	+[[image:1654592800389-571.png]]
526	526
527		-(((
528		-Used in USA, Canada and South America. Default use CHE=2
529	529
530		-(% style="color:blue" %)**Uplink:**
	475	+(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
531	531
532		-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)(%%)**
533	533
534		-904.1 - SF7BW125 to SF10BW125
	479	+[[image:1654851029373-510.png]]
535	535
536		-904.3 - SF7BW125 to SF10BW125
537	537
538		-904.5 - SF7BW125 to SF10BW125
	482	+After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
539	539
540		-904.7 - SF7BW125 to SF10BW125
	484	+[[image:image-20220610165129-11.png||height="595" width="1088"]]
541	541
542		-904.9 - SF7BW125 to SF10BW125
543	543
544		-905.1 - SF7BW125 to SF10BW125
545	545
546		-905.3 - SF7BW125 to SF10BW125
	488	+== 2.6  LED Indicator ==
547	547
	490	+The LDDS20 has an internal LED which is to show the status of different state.
548	548
549		-(% style="color:blue" %)**Downlink:**
550	550
551		-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.
552	552
553		-923.9 - SF7BW500 to SF12BW500
554	554
555		-924.5 - SF7BW500 to SF12BW500
556	556
557		-925.1 - SF7BW500 to SF12BW500
	500	+== 2.7  ​Firmware Change Log ==
558	558
559		-925.7 - SF7BW500 to SF12BW500
560	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	575	(((
576		-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/]]
577	577	)))
578	578
579	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	616
617	617	)))
618	618
619	619	(((
620		-(% style="color:blue" %)**Downlink:**
	512	+**Firmware Upgrade Method:  [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]**
621	621	)))
622	622
623		-(((
624		-506.7 - SF7BW125 to SF12BW125
625		-)))
626	626
627		-(((
628		-506.9 - SF7BW125 to SF12BW125
629		-)))
630	630
631		-(((
632		-507.1 - SF7BW125 to SF12BW125
633		-)))
	517	+== 2.8  Battery Analysis ==
634	634
635		-(((
636		-507.3 - SF7BW125 to SF12BW125
637		-)))
638	638
639		-(((
640		-507.5 - SF7BW125 to SF12BW125
641		-)))
642	642
643		-(((
644		-507.7 - SF7BW125 to SF12BW125
645		-)))
646	646
647		-(((
648		-507.9 - SF7BW125 to SF12BW125
649		-)))
	522	+=== 2.8.1  Battery Type ===
650	650
651		-(((
652		-508.1 - SF7BW125 to SF12BW125
653		-)))
	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.
654	654
655		-(((
656		-505.3 - SF12BW125 (RX2 downlink only)
657		-)))
658	658
	527	+The battery related documents as below:
659	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		-
	529	+* (((
	530	+[[Battery Dimension>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
707	707	)))
708		-
709		-=== 2.6.5  AS920-923 & AS923-925 (AS923) ===
710		-
711		-(((
712		-(% style="color:blue" %)**Default Uplink channel:**
	532	+* (((
	533	+[[Lithium-Thionyl Chloride Battery  datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
713	713	)))
714		-
715		-(((
716		-923.2 - SF7BW125 to SF10BW125
	535	+* (((
	536	+[[Lithium-ion Battery-Capacitor datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
717	717	)))
718	718
719		-(((
720		-923.4 - SF7BW125 to SF10BW125
721		-)))
	539	+ [[image:image-20220615102527-16.png]]
722	722
723		-(((
724		-
725		-)))
726	726
727		-(((
728		-(% style="color:blue" %)**Additional Uplink Channel**:
729		-)))
730	730
731		-(((
732		-(OTAA mode, channel added by JoinAccept message)
733		-)))
	543	+== 2.8.2  Battery Note ==
734	734
735		-(((
736		-
737		-)))
	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.
738	738
739		-(((
740		-(% style="color:blue" %)**AS920~~AS923 for Japan, Malaysia, Singapore**:
741		-)))
742	742
743		-(((
744		-922.2 - SF7BW125 to SF10BW125
745		-)))
746	746
747		-(((
748		-922.4 - SF7BW125 to SF10BW125
749		-)))
	549	+=== 2.8.3  Replace the battery ===
750	750
751	751	(((
752		-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.
753	753	)))
754	754
755	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	768
769	769	)))
770	770
771	771	(((
772		-(% 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)
773	773	)))
774	774
775		-(((
776		-923.6 - SF7BW125 to SF10BW125
777		-)))
778	778
779		-(((
780		-923.8 - SF7BW125 to SF10BW125
781		-)))
782	782
783		-(((
784		-924.0 - SF7BW125 to SF10BW125
785		-)))
	565	+== 2.8.4  Battery Life Analyze ==
786	786
787		-(((
788		-924.2 - SF7BW125 to SF10BW125
789		-)))
	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:
790	790
791		-(((
792		-924.4 - SF7BW125 to SF10BW125
793		-)))
	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]]
794	794
795		-(((
796		-924.6 - SF7BW125 to SF10BW125
797		-)))
798	798
799		-(((
800		-
801		-)))
802	802
803		-(((
804		-(% style="color:blue" %)**Downlink:**
805		-)))
	573	+= 3.  Using the AT Commands =
806	806
807	807	(((
808		-Uplink channels 1-8 (RX1)
809		-)))
810		-
811	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	836
837	837	)))
838		-
839		-(((
840		-(% style="color:blue" %)**Uplink: (OTAA mode, channel added by JoinAccept message)**
841	841	)))
842	842
843		-(((
844		-922.1 - SF7BW125 to SF12BW125
845		-)))
	581	+== 3.1  Access AT Commands ==
846	846
847		-(((
848		-922.3 - SF7BW125 to SF12BW125
849		-)))
	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.
850	850
851		-(((
852		-922.5 - SF7BW125 to SF12BW125
853		-)))
854	854
855		-(((
856		-922.7 - SF7BW125 to SF12BW125
857		-)))
	586	+[[image:image-20220610172924-4.png||height="483" width="988"]]
858	858
859		-(((
860		-922.9 - SF7BW125 to SF12BW125
861		-)))
862	862
863		-(((
864		-923.1 - SF7BW125 to SF12BW125
865		-)))
	589	+Or if you have below board, use below connection:
866	866
867		-(((
868		-923.3 - SF7BW125 to SF12BW125
869		-)))
870	870
871		-(((
872		-
873		-)))
	592	+[[image:image-20220610172924-5.png]]
874	874
875		-(((
876		-(% style="color:blue" %)**Downlink:**
877		-)))
878	878
879	879	(((
880		-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:
881	881	)))
882	882
883		-(((
884		-921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
885		-)))
886	886
	600	+ [[image:image-20220610172924-6.png||height="601" width="860"]]
887	887
	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/]].
888	888
889		-=== 2.6.7  IN865-867 (IN865) ===
890	890
891		-(((
892		-(% style="color:blue" %)**Uplink:**
893		-)))
	605	+AT+<CMD>?  :  Help on <CMD>
894	894
895		-(((
896		-865.0625 - SF7BW125 to SF12BW125
897		-)))
	607	+AT+<CMD>  :  Run <CMD>
898	898
899		-(((
900		-865.4025 - SF7BW125 to SF12BW125
901		-)))
	609	+AT+<CMD>=<value>  :  Set the value
902	902
903		-(((
904		-865.9850 - SF7BW125 to SF12BW125
905		-)))
	611	+AT+<CMD>=?  :  Get the value
906	906
907		-(((
908		-
909		-)))
910	910
911		-(((
912		-(% style="color:blue" %)**Downlink:**
913		-)))
	614	+**General Commands**
914	914
915		-(((
916		-Uplink channels 1-3 (RX1)
917		-)))
	616	+AT                    : Attention
918	918
919		-(((
920		-866.550 - SF10BW125 (RX2)
921		-)))
	618	+AT?                            : Short Help
922	922
	620	+ATZ                            : MCU Reset
923	923
	622	+AT+TDC           : Application Data Transmission Interval
924	924
925		-== 2.7  LED Indicator ==
926	926
927		-The LDDS75 has an internal LED which is to show the status of different state.
	625	+**Keys, IDs and EUIs management**
928	928
	627	+AT+APPEUI              : Application EUI
929	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.
	629	+AT+APPKEY              : Application Key
934	934
	631	+AT+APPSKEY            : Application Session Key
935	935
	633	+AT+DADDR              : Device Address
936	936
	635	+AT+DEUI                   : Device EUI
937	937
938		-== 2.8  ​Firmware Change Log ==
	637	+AT+NWKID               : Network ID (You can enter this command change only after successful network connection)
939	939
	639	+AT+NWKSKEY          : Network Session Key Joining and sending date on LoRa network
940	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		-)))
	641	+AT+CFM          : Confirm Mode
944	944
945		-(((
946		-
947		-)))
	643	+AT+CFS                     : Confirm Status
948	948
949		-(((
950		-**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
951		-)))
	645	+AT+JOIN          : Join LoRa? Network
952	952
	647	+AT+NJM          : LoRa? Network Join Mode
953	953
	649	+AT+NJS                     : LoRa? Network Join Status
954	954
955		-== 2.9  Mechanical ==
	651	+AT+RECV                  : Print Last Received Data in Raw Format
956	956
	653	+AT+RECVB                : Print Last Received Data in Binary Format
957	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" %)​
	655	+AT+SEND                  : Send Text Data
959	959
	657	+AT+SENB                  : Send Hexadecimal Data
960	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	962
	660	+**LoRa Network Management**
963	963
	662	+AT+ADR          : Adaptive Rate
964	964
965		-== 2.10  Battery Analysis ==
	664	+AT+CLASS                : LoRa Class(Currently only support class A
966	966
967		-=== 2.10.1  Battery Type ===
	666	+AT+DCS           : Duty Cycle Setting
968	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.
	668	+AT+DR                      : Data Rate (Can Only be Modified after ADR=0)
970	970
	670	+AT+FCD           : Frame Counter Downlink
971	971
972		-The battery related documents as below:
	672	+AT+FCU           : Frame Counter Uplink
973	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		-)))
	674	+AT+JN1DL                : Join Accept Delay1
983	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" %)​
	676	+AT+JN2DL                : Join Accept Delay2
985	985
	678	+AT+PNM                   : Public Network Mode
986	986
	680	+AT+RX1DL                : Receive Delay1
987	987
988		-=== 2.10.2  Replace the battery ===
	682	+AT+RX2DL                : Receive Delay2
989	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		-)))
	684	+AT+RX2DR               : Rx2 Window Data Rate
993	993
994		-(((
995		-
996		-)))
	686	+AT+RX2FQ               : Rx2 Window Frequency
997	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		-)))
	688	+AT+TXP           : Transmit Power
1001	1001
1002	1002
	691	+**Information**
1003	1003
1004		-= 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
	693	+AT+RSSI           : RSSI of the Last Received Packet
1005	1005
1006		-(((
1007		-(((
1008		-Use can configure LDDS75 via AT Command or LoRaWAN Downlink.
1009		-)))
1010		-)))
	695	+AT+SNR           : SNR of the Last Received Packet
1011	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		-)))
	697	+AT+VER           : Image Version and Frequency Band
1022	1022
1023		-(((
1024		-(((
1025		-
1026		-)))
	699	+AT+FDR           : Factory Data Reset
1027	1027
1028		-(((
1029		-There are two kinds of commands to configure LDDS75, they are:
1030		-)))
1031		-)))
	701	+AT+PORT                  : Application Port
1032	1032
1033		-* (((
1034		-(((
1035		-(% style="color:#4f81bd" %)** General Commands**.
1036		-)))
1037		-)))
	703	+AT+CHS           : Get or Set Frequency (Unit: Hz) for Single Channel Mode
1038	1038
1039		-(((
1040		-(((
1041		-These commands are to configure:
1042		-)))
1043		-)))
	705	+ AT+CHE                   : Get or Set eight channels mode, Only for US915, AU915, CN470
1044	1044
1045		-* (((
1046		-(((
1047		-General system settings like: uplink interval.
1048		-)))
1049		-)))
1050		-* (((
1051		-(((
1052		-LoRaWAN protocol & radio related command.
1053		-)))
1054		-)))
1055	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	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	1104	== 3.2  Set Transmit Interval Time ==
1105	1105
1106	1106	Feature: Change LoRaWAN End Node Transmit Interval.
...	...	@@ -1107,7 +1107,7 @@
1107	1107
1108	1108	(% style="color:#037691" %)**AT Command: AT+TDC**
1109	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" %)​
	715	+[[image:image-20220610173409-7.png]]
1111	1111
1112	1112
1113	1113	(((
...	...	@@ -1137,7 +1137,7 @@
1137	1137
1138	1138	(% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1139	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" %)​
	745	+[[image:image-20220610174917-9.png]]
1141	1141
1142	1142
1143	1143	(% style="color:#037691" %)**Downlink Command: 0x06**
...	...	@@ -1151,9 +1151,6 @@
1151	1151	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1152	1152	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1153	1153
1154		-
1155		-
1156		-
1157	1157	= 4.  FAQ =
1158	1158
1159	1159	== 4.1  What is the frequency plan for LDDS75? ==

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