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4	4	**Contents:**
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6		-{{toc/}}
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7	7
	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"]]
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15	15	= 1.  Introduction =
16	16
17	17	== 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
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67	67	)))
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70		-[[image:1654847051249-359.png]]
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93	93
94	94	=== 1.3.1  Rated environmental conditions ===
95	95
96		-[[image:image-20220610154839-1.png]]
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99	99	**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)**
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116	116	)))
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119		-[[image:1654852175653-550.png]](% style="display:none" %) ** **
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138	138	== 1.6  Pin mapping and power on ==
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163	163	)))
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178	178	Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
179	179	)))
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193	193	**Add APP EUI in the application**
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205	205
206	206	You can also choose to create the device manually.
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208		- [[image:image-20220610161538-8.png]]
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211	211
212	212	**Add APP KEY and DEV EUI**
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214		-[[image:image-20220610161538-9.png]]
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220	220
221	221	Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
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223		-[[image:image-20220610161724-10.png]]
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227	227	(% 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.
228	228	)))
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230		-[[image:1654849068701-275.png]]
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260	260	[[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
261	261	)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
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263		-[[image:1654850511545-399.png]]
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335	335	While using TTN network, you can add the payload format to decode the payload.
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338		-[[image:1654850829385-439.png]]
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339	339
340	340	The payload decoder function for TTN V3 is here:
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370	370	)))
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373		-[[image:1654592790040-760.png]]
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375	375
376		-[[image:1654592800389-571.png]]
	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" %)​
377	377
378	378
379	379	(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
...	...	@@ -380,12 +380,12 @@
380	380
381	381	(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
382	382
383		-[[image:1654851029373-510.png]]
	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" %)​
384	384
385	385
386	386	After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
387	387
388		-[[image:image-20220610165129-11.png||height="595" width="1088"]]
	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" %)​
389	389
390	390
391	391
...	...	@@ -890,10 +890,10 @@
890	890	== 2.9  Mechanical ==
891	891
892	892
893		-[[image:image-20220610172003-1.png]]
	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" %)​
894	894
895	895
896		-[[image:image-20220610172003-2.png]]
	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" %)​
897	897
898	898
899	899
...	...	@@ -916,7 +916,7 @@
916	916	[[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]]
917	917	)))
918	918
919		- [[image:image-20220610172400-3.png]]
	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" %)​
920	920
921	921
922	922
...	...	@@ -1018,13 +1018,13 @@
1018	1018
1019	1019	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.
1020	1020
1021		-[[image:image-20220610172924-4.png||height="483" width="988"]]
	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" %)​
1022	1022
1023	1023
1024	1024	Or if you have below board, use below connection:
1025	1025
1026	1026
1027		-[[image:image-20220610172924-5.png]]
	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" %)​
1028	1028
1029	1029
1030	1030	(((
...	...	@@ -1032,7 +1032,7 @@
1032	1032	)))
1033	1033
1034	1034
1035		- [[image:image-20220610172924-6.png||height="601" width="860"]]
	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" %)​
1036	1036
1037	1037
1038	1038
...	...	@@ -1042,7 +1042,7 @@
1042	1042
1043	1043	(% style="color:#037691" %)**AT Command: AT+TDC**
1044	1044
1045		-[[image:image-20220610173409-7.png]]
	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" %)​
1046	1046
1047	1047
1048	1048	(((
...	...	@@ -1072,7 +1072,7 @@
1072	1072
1073	1073	(% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1074	1074
1075		-[[image:image-20220610174917-9.png]]
	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" %)​
1076	1076
1077	1077
1078	1078	(% style="color:#037691" %)**Downlink Command: 0x06**