Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual

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4	4	**Contents:**
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	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 =
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17	17	== 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
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23	23	The Dragino LDDS75 is a (% style="color:#4472c4" %)** LoRaWAN Distance Detection Sensor**(%%) for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses (% style="color:#4472c4" %)** ultrasonic sensing** (%%)technology for distance measurement, and (% style="color:#4472c4" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The LDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc.
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26	26	It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
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29	29	The LoRa wireless technology used in LDDS75 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
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32	32	LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
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35	35	Each LDDS75 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on.
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38		-(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors
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59	59	* IP66 Waterproof Enclosure
60	60	* 4000mAh or 8500mAh Battery for long term use
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62	62	== 1.3  Specification ==
63	63
64	64	=== 1.3.1  Rated environmental conditions ===
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66		-[[image:image-20220610154839-1.png]]
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68		-**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);**
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	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)**
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70		-**b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
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73		-
74	74	=== 1.3.2  Effective measurement range Reference beam pattern ===
75	75
76	76	**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
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83	83	**(2)** **The object to be tested is a "corrugated cardboard box" perpendicular to the central axis of 0 °, and the length * width is 60cm * 50cm.**
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99	99	* Sewer
100	100	* Bottom water level monitoring
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102	102	== 1.6  Pin mapping and power on ==
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142	142	Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
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148	148	For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI.
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150	150	Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot:
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152	152	**Add APP EUI in the application**
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164	164	You can also choose to create the device manually.
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170	170	**Add APP KEY and DEV EUI**
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179	179	Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
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185	185	(% 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.
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187	187
188		-[[image:1654849068701-275.png]]
	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" %)​
189	189
190	190
191	191
...	...	@@ -192,11 +192,15 @@
192	192	== 2.3  ​Uplink Payload ==
193	193
194	194	(((
	302	+(((
195	195	LDDS75 will uplink payload via LoRaWAN with below payload format:
	304	+)))
196	196
	306	+(((
197	197	Uplink payload includes in total 4 bytes.
198	198	Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
199	199	)))
	310	+)))
200	200
201	201	(((
202	202
...	...	@@ -207,14 +207,14 @@
207	207	**Size (bytes)**
208	208	)))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
209	209	|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
210		-[[Distance>>||anchor="H2.3.3A0Distance"]]
	321	+[[Distance>>||anchor="H2.3.2A0Distance"]]
211	211
212	212	(unit: mm)
213		-)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
214		-[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]]
215		-)))|[[Sensor Flag>>path:#Sensor_Flag]]
	324	+)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
	325	+[[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
	326	+)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
216	216
217		-[[image:1654850511545-399.png]]
	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" %)​
218	218
219	219
220	220
...	...	@@ -231,17 +231,24 @@
231	231
232	232	=== 2.3.2  Distance ===
233	233
	345	+(((
234	234	Get the distance. Flat object range 280mm - 7500mm.
	347	+)))
235	235
	349	+(((
236	236	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	+)))
237	237
238	238
239	239	* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
240	240	* 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.
241	241
	357	+
	358	+
	359	+
242	242	=== 2.3.3  Interrupt Pin ===
243	243
244		-This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.2A0SetInterruptMode"]] for the hardware and software set up.
	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.
245	245
246	246	**Example:**
247	247
...	...	@@ -267,26 +267,28 @@
267	267
268	268	=== 2.3.5  Sensor Flag ===
269	269
	388	+(((
270	270	0x01: Detect Ultrasonic Sensor
	390	+)))
271	271
	392	+(((
272	272	0x00: No Ultrasonic Sensor
	394	+)))
273	273
274	274
275		-(% class="wikigeneratedid" %)
276	276
	398	+=== 2.3.6  Decode payload in The Things Network ===
277	277
278		-(% class="wikigeneratedid" id="H2.3.6A0DecodepayloadinTheThingsNetwork" %)
279		-
280		-(% style="color:inherit; font-family:inherit" %)2.3.6  Decode payload in The Things Network
281		-
282	282	While using TTN network, you can add the payload format to decode the payload.
283	283
284	284
285		-[[image:1654850829385-439.png]]
	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" %)​
286	286
287	287	The payload decoder function for TTN V3 is here:
288	288
	407	+(((
289	289	LDDS75 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
	409	+)))
290	290
291	291
292	292
...	...	@@ -315,10 +315,10 @@
315	315	)))
316	316
317	317
318		-[[image:1654592790040-760.png]]
	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" %)​
319	319
320	320
321		-[[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" %)​
322	322
323	323
324	324	(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
...	...	@@ -325,12 +325,12 @@
325	325
326	326	(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
327	327
328		-[[image:1654851029373-510.png]]
	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" %)​
329	329
330	330
331	331	After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
332	332
333		-[[image:image-20220610165129-11.png||height="595" width="1088"]]
	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" %)​
334	334
335	335
336	336
...	...	@@ -812,13 +812,23 @@
812	812	* Solid ON for 5 seconds once device successful Join the network.
813	813	* Blink once when device transmit a packet.
814	814
	935	+
	936	+
	937	+
815	815	== 2.8  ​Firmware Change Log ==
816	816
817	817
	941	+(((
818	818	**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	+)))
819	819
	945	+(((
	946	+
	947	+)))
820	820
	949	+(((
821	821	**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
	951	+)))
822	822
823	823
824	824
...	...	@@ -825,11 +825,13 @@
825	825	== 2.9  Mechanical ==
826	826
827	827
828		-[[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" %)​
829	829
830		-[[image:image-20220610172003-2.png]]
831	831
	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" %)​
832	832
	963	+
	964	+
833	833	== 2.10  Battery Analysis ==
834	834
835	835	=== 2.10.1  Battery Type ===
...	...	@@ -840,7 +840,7 @@
840	840	The battery related documents as below:
841	841
842	842	* (((
843		-[[ Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
	975	+[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
844	844	)))
845	845	* (((
846	846	[[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
...	...	@@ -849,7 +849,7 @@
849	849	[[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]]
850	850	)))
851	851
852		- [[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" %)​
853	853
854	854
855	855
...	...	@@ -856,7 +856,7 @@
856	856	=== 2.10.2  Replace the battery ===
857	857
858	858	(((
859		-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.
	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.
860	860	)))
861	861
862	862	(((
...	...	@@ -864,12 +864,12 @@
864	864	)))
865	865
866	866	(((
867		-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)
	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)
868	868	)))
869	869
870	870
871	871
872		-= 3.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
	1004	+= 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
873	873
874	874	(((
875	875	(((
...	...	@@ -879,7 +879,7 @@
879	879
880	880	* (((
881	881	(((
882		-AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]].
	1014	+AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
883	883	)))
884	884	)))
885	885	* (((
...	...	@@ -951,19 +951,21 @@
951	951
952	952	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.
953	953
954		-[[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" %)​
955	955
956	956
957	957	Or if you have below board, use below connection:
958	958
959	959
960		-[[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" %)​
961	961
962	962
	1095	+(((
963	963	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	+)))
964	964
965	965
966		- [[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" %)​
967	967
968	968
969	969
...	...	@@ -973,7 +973,7 @@
973	973
974	974	(% style="color:#037691" %)**AT Command: AT+TDC**
975	975
976		-[[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" %)​
977	977
978	978
979	979	(((
...	...	@@ -984,16 +984,19 @@
984	984	(((
985	985	Format: Command Code (0x01) followed by 3 bytes time value.
986	986
	1121	+(((
987	987	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	1123	+)))
988	988
989	989	* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
990	990	* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
991	991	)))
	1128	+)))
992	992
993	993
994		-
995		-)))
996	996
	1132	+
	1133	+
997	997	== 3.3  Set Interrupt Mode ==
998	998
999	999	Feature, Set Interrupt mode for GPIO_EXIT.
...	...	@@ -1000,7 +1000,7 @@
1000	1000
1001	1001	(% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1002	1002
1003		-[[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" %)​
1004	1004
1005	1005
1006	1006	(% style="color:#037691" %)**Downlink Command: 0x06**
...	...	@@ -1007,7 +1007,9 @@
1007	1007
1008	1008	Format: Command Code (0x06) followed by 3 bytes.
1009	1009
	1147	+(((
1010	1010	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	+)))
1011	1011
1012	1012	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1013	1013	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
...	...	@@ -1014,6 +1014,7 @@
1014	1014
1015	1015
1016	1016
	1156	+
1017	1017	= 4.  FAQ =
1018	1018
1019	1019	== 4.1  What is the frequency plan for LDDS75? ==
...	...	@@ -1073,8 +1073,6 @@
1073	1073	* (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1074	1074	* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1075	1075
1076		-
1077		-
1078	1078	= 7. ​ Packing Info =
1079	1079
1080	1080
...	...	@@ -1089,8 +1089,6 @@
1089	1089	* Package Size / pcs : cm
1090	1090	* Weight / pcs : g
1091	1091
1092		-
1093		-
1094	1094	= 8.  ​Support =
1095	1095
1096	1096	* 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.