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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13	13	= 1.  Introduction =
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15	15	== 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
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21	21	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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24	24	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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27	27	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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30	30	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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33	33	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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36		-(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors
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57	57	* IP66 Waterproof Enclosure
58	58	* 4000mAh or 8500mAh Battery for long term use
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60	60	== 1.3  Specification ==
61	61
62	62	=== 1.3.1  Rated environmental conditions ===
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64		-[[image:image-20220610154839-1.png]]
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66		-**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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68		-**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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71		-
72	72	=== 1.3.2  Effective measurement range Reference beam pattern ===
73	73
74	74	**(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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81	81	**(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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97	97	* Sewer
98	98	* Bottom water level monitoring
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100	100	== 1.6  Pin mapping and power on ==
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140	140	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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146	146	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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148	148	Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot:
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150	150	**Add APP EUI in the application**
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162	162	You can also choose to create the device manually.
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168	168	**Add APP KEY and DEV EUI**
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177	177	Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
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183	183	(% 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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185	185
186		-[[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" %)​
187	187
188	188
189	189
...	...	@@ -190,11 +190,15 @@
190	190	== 2.3  ​Uplink Payload ==
191	191
192	192	(((
	302	+(((
193	193	LDDS75 will uplink payload via LoRaWAN with below payload format:
	304	+)))
194	194
	306	+(((
195	195	Uplink payload includes in total 4 bytes.
196	196	Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
197	197	)))
	310	+)))
198	198
199	199	(((
200	200
...	...	@@ -205,14 +205,14 @@
205	205	**Size (bytes)**
206	206	)))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
207	207	|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
208		-[[Distance>>||anchor="H2.3.3A0Distance"]]
	321	+[[Distance>>||anchor="H2.3.2A0Distance"]]
209	209
210	210	(unit: mm)
211		-)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
212		-[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]]
213		-)))|[[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"]]
214	214
215		-[[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" %)​
216	216
217	217
218	218
...	...	@@ -229,17 +229,24 @@
229	229
230	230	=== 2.3.2  Distance ===
231	231
	345	+(((
232	232	Get the distance. Flat object range 280mm - 7500mm.
	347	+)))
233	233
	349	+(((
234	234	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	+)))
235	235
236	236
237	237	* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
238	238	* 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.
239	239
	357	+
	358	+
	359	+
240	240	=== 2.3.3  Interrupt Pin ===
241	241
242		-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.
243	243
244	244	**Example:**
245	245
...	...	@@ -265,22 +265,28 @@
265	265
266	266	=== 2.3.5  Sensor Flag ===
267	267
	388	+(((
268	268	0x01: Detect Ultrasonic Sensor
	390	+)))
269	269
	392	+(((
270	270	0x00: No Ultrasonic Sensor
	394	+)))
271	271
272	272
273		-===
274		-(% style="color:inherit; font-family:inherit" %)2.3.6  Decode payload in The Things Network(%%) ===
275	275
	398	+=== 2.3.6  Decode payload in The Things Network ===
	399	+
276	276	While using TTN network, you can add the payload format to decode the payload.
277	277
278	278
279		-[[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" %)​
280	280
281	281	The payload decoder function for TTN V3 is here:
282	282
	407	+(((
283	283	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	+)))
284	284
285	285
286	286
...	...	@@ -309,10 +309,10 @@
309	309	)))
310	310
311	311
312		-[[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" %)​
313	313
314	314
315		-[[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" %)​
316	316
317	317
318	318	(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
...	...	@@ -319,12 +319,12 @@
319	319
320	320	(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
321	321
322		-[[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" %)​
323	323
324	324
325	325	After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
326	326
327		-[[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" %)​
328	328
329	329
330	330
...	...	@@ -806,13 +806,23 @@
806	806	* Solid ON for 5 seconds once device successful Join the network.
807	807	* Blink once when device transmit a packet.
808	808
	935	+
	936	+
	937	+
809	809	== 2.8  ​Firmware Change Log ==
810	810
811	811
	941	+(((
812	812	**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	+)))
813	813
	945	+(((
	946	+
	947	+)))
814	814
	949	+(((
815	815	**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
	951	+)))
816	816
817	817
818	818
...	...	@@ -819,11 +819,13 @@
819	819	== 2.9  Mechanical ==
820	820
821	821
822		-[[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" %)​
823	823
824		-[[image:image-20220610172003-2.png]]
825	825
	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" %)​
826	826
	963	+
	964	+
827	827	== 2.10  Battery Analysis ==
828	828
829	829	=== 2.10.1  Battery Type ===
...	...	@@ -834,7 +834,7 @@
834	834	The battery related documents as below:
835	835
836	836	* (((
837		-[[ 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]],
838	838	)))
839	839	* (((
840	840	[[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
...	...	@@ -843,7 +843,7 @@
843	843	[[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]]
844	844	)))
845	845
846		- [[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" %)​
847	847
848	848
849	849
...	...	@@ -850,7 +850,7 @@
850	850	=== 2.10.2  Replace the battery ===
851	851
852	852	(((
853		-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.
854	854	)))
855	855
856	856	(((
...	...	@@ -858,12 +858,12 @@
858	858	)))
859	859
860	860	(((
861		-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)
862	862	)))
863	863
864	864
865	865
866		-= 3.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
	1004	+= 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
867	867
868	868	(((
869	869	(((
...	...	@@ -873,7 +873,7 @@
873	873
874	874	* (((
875	875	(((
876		-AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]].
	1014	+AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
877	877	)))
878	878	)))
879	879	* (((
...	...	@@ -945,19 +945,21 @@
945	945
946	946	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.
947	947
948		-[[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" %)​
949	949
950	950
951	951	Or if you have below board, use below connection:
952	952
953	953
954		-[[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" %)​
955	955
956	956
	1095	+(((
957	957	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	+)))
958	958
959	959
960		- [[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" %)​
961	961
962	962
963	963
...	...	@@ -967,7 +967,7 @@
967	967
968	968	(% style="color:#037691" %)**AT Command: AT+TDC**
969	969
970		-[[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" %)​
971	971
972	972
973	973	(((
...	...	@@ -978,16 +978,19 @@
978	978	(((
979	979	Format: Command Code (0x01) followed by 3 bytes time value.
980	980
	1121	+(((
981	981	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	1123	+)))
982	982
983	983	* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
984	984	* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
985	985	)))
	1128	+)))
986	986
987	987
988		-
989		-)))
990	990
	1132	+
	1133	+
991	991	== 3.3  Set Interrupt Mode ==
992	992
993	993	Feature, Set Interrupt mode for GPIO_EXIT.
...	...	@@ -994,7 +994,7 @@
994	994
995	995	(% style="color:#037691" %)**Downlink Command: AT+INTMOD**
996	996
997		-[[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" %)​
998	998
999	999
1000	1000	(% style="color:#037691" %)**Downlink Command: 0x06**
...	...	@@ -1001,7 +1001,9 @@
1001	1001
1002	1002	Format: Command Code (0x06) followed by 3 bytes.
1003	1003
	1147	+(((
1004	1004	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	+)))
1005	1005
1006	1006	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1007	1007	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
...	...	@@ -1068,9 +1068,6 @@
1068	1068	* (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1069	1069	* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1070	1070
1071		-
1072		-
1073		-
1074	1074	= 7. ​ Packing Info =
1075	1075
1076	1076
...	...	@@ -1085,9 +1085,6 @@
1085	1085	* Package Size / pcs : cm
1086	1086	* Weight / pcs : g
1087	1087
1088		-
1089		-
1090		-
1091	1091	= 8.  ​Support =
1092	1092
1093	1093	* 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.