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

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Content

...	...	@@ -102,7 +102,6 @@
102	102
103	103
104	104
105		-
106	106	== 1.3  Suitable Container & Liquid ==
107	107
108	108	* Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc.
...	...	@@ -114,7 +114,6 @@
114	114
115	115
116	116
117		-
118	118	== 1.4  Mechanical ==
119	119
120	120	[[image:image-20220615090910-1.png]]
...	...	@@ -204,6 +204,9 @@
204	204	* Smart liquid control solution.
205	205	* Smart liquefied gas solution.
206	206
	205	+
	206	+
	207	+
207	207	== 1.7  Precautions ==
208	208
209	209	* 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.
...	...	@@ -210,6 +210,9 @@
210	210	* 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.
211	211	* 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.
212	212
	214	+
	215	+
	216	+
213	213	== 1.8  Pin mapping and power on ==
214	214
215	215
...	...	@@ -223,7 +223,7 @@
223	223	== 2.1  How it works ==
224	224
225	225	(((
226		-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.
	230	+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 LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value.
227	227	)))
228	228
229	229	(((
...	...	@@ -317,7 +317,7 @@
317	317
318	318	(((
319	319	(((
320		-LDDS20 will uplink payload via LoRaWAN with below payload format:
	324	+LDDS20 will uplink payload via LoRaWAN with below payload format:
321	321
322	322	Uplink payload includes in total 8 bytes.
323	323	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).
...	...	@@ -365,12 +365,16 @@
365	365	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.**
366	366	)))
367	367
368		-* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
369		-* If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
370	370
	373	+* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
	374	+* 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.
	375	+
	376	+
	377	+
	378	+
371	371	=== 2.3.3  Interrupt Pin ===
372	372
373		-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.
	381	+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.
374	374
375	375	**Example:**
376	376
...	...	@@ -411,305 +411,736 @@
411	411	While using TTN network, you can add the payload format to decode the payload.
412	412
413	413
414		-[[image:1655261164557-670.png]]
	422	+[[image:1654850829385-439.png]]
415	415
416	416	The payload decoder function for TTN V3 is here:
417	417
418	418	(((
419		-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/]]
	427	+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/]]
420	420	)))
421	421
422	422
423	423
424		-== 2.4  Downlink Payload ==
	432	+== 2.4  Uplink Interval ==
425	425
426		-By default, LDDS20 prints the downlink payload to console port.
	434	+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"]]
427	427
428		-[[image:image-20220615100930-15.png]]
429	429
430	430
431		-**Examples:**
	438	+== 2.5  ​Show Data in DataCake IoT Server ==
432	432
	440	+(((
	441	+[[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:
	442	+)))
433	433
434		-* (% style="color:blue" %)**Set TDC**
	444	+(((
	445	+
	446	+)))
435	435
436		-If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01.
	448	+(((
	449	+(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
	450	+)))
437	437
438		-Payload:    01 00 00 1E    TDC=30S
	452	+(((
	453	+(% 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:**
	454	+)))
439	439
440		-Payload:    01 00 00 3C    TDC=60S
441	441
	457	+[[image:1654592790040-760.png]]
442	442
443		-* (% style="color:blue" %)**Reset**
444	444
445		-If payload = 0x04FF, it will reset the LDDS20
	460	+[[image:1654592800389-571.png]]
446	446
447	447
448		-* (% style="color:blue" %)**CFM**
	463	+(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
449	449
450		-Downlink Payload: 05000001, Set AT+CFM=1 or 05000000 , set AT+CFM=0
	465	+(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
451	451
	467	+[[image:1654851029373-510.png]]
452	452
453	453
454		-== 2.5  ​Show Data in DataCake IoT Server ==
	470	+After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
455	455
	472	+[[image:image-20220610165129-11.png||height="595" width="1088"]]
	473	+
	474	+
	475	+
	476	+== 2.6  Frequency Plans ==
	477	+
456	456	(((
457		-[[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:
	479	+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.
458	458	)))
459	459
	482	+
	483	+
	484	+=== 2.6.1  EU863-870 (EU868) ===
	485	+
460	460	(((
	487	+(% style="color:blue" %)**Uplink:**
	488	+)))
	489	+
	490	+(((
	491	+868.1 - SF7BW125 to SF12BW125
	492	+)))
	493	+
	494	+(((
	495	+868.3 - SF7BW125 to SF12BW125 and SF7BW250
	496	+)))
	497	+
	498	+(((
	499	+868.5 - SF7BW125 to SF12BW125
	500	+)))
	501	+
	502	+(((
	503	+867.1 - SF7BW125 to SF12BW125
	504	+)))
	505	+
	506	+(((
	507	+867.3 - SF7BW125 to SF12BW125
	508	+)))
	509	+
	510	+(((
	511	+867.5 - SF7BW125 to SF12BW125
	512	+)))
	513	+
	514	+(((
	515	+867.7 - SF7BW125 to SF12BW125
	516	+)))
	517	+
	518	+(((
	519	+867.9 - SF7BW125 to SF12BW125
	520	+)))
	521	+
	522	+(((
	523	+868.8 - FSK
	524	+)))
	525	+
	526	+(((
461	461
462	462	)))
463	463
464	464	(((
465		-(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
	531	+(% style="color:blue" %)**Downlink:**
466	466	)))
467	467
468	468	(((
469		-(% 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:**
	535	+Uplink channels 1-9 (RX1)
470	470	)))
471	471
	538	+(((
	539	+869.525 - SF9BW125 (RX2 downlink only)
	540	+)))
472	472
473		-[[image:1654592790040-760.png]]
474	474
475	475
476		-[[image:1654592800389-571.png]]
	544	+=== 2.6.2  US902-928(US915) ===
477	477
	546	+(((
	547	+Used in USA, Canada and South America. Default use CHE=2
478	478
479		-(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
	549	+(% style="color:blue" %)**Uplink:**
480	480
481		-(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.(% style="color:red" %)(Note: LDDS20 use same payload as LDDS75)(%%)**
	551	+903.9 - SF7BW125 to SF10BW125
482	482
483		-[[image:1654851029373-510.png]]
	553	+904.1 - SF7BW125 to SF10BW125
484	484
	555	+904.3 - SF7BW125 to SF10BW125
485	485
486		-After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
	557	+904.5 - SF7BW125 to SF10BW125
487	487
488		-[[image:image-20220610165129-11.png||height="595" width="1088"]]
	559	+904.7 - SF7BW125 to SF10BW125
489	489
	561	+904.9 - SF7BW125 to SF10BW125
490	490
	563	+905.1 - SF7BW125 to SF10BW125
491	491
492		-== 2.6  LED Indicator ==
	565	+905.3 - SF7BW125 to SF10BW125
493	493
494		-The LDDS20 has an internal LED which is to show the status of different state.
495	495
	568	+(% style="color:blue" %)**Downlink:**
496	496
497		-* Blink once when device power on.
498		-* The device detects the sensor and flashes 5 times.
499		-* Solid ON for 5 seconds once device successful Join the network.
500		-* Blink once when device transmit a packet.
	570	+923.3 - SF7BW500 to SF12BW500
501	501
502		-== 2.7  ​Firmware Change Log ==
	572	+923.9 - SF7BW500 to SF12BW500
503	503
	574	+924.5 - SF7BW500 to SF12BW500
504	504
	576	+925.1 - SF7BW500 to SF12BW500
	577	+
	578	+925.7 - SF7BW500 to SF12BW500
	579	+
	580	+926.3 - SF7BW500 to SF12BW500
	581	+
	582	+926.9 - SF7BW500 to SF12BW500
	583	+
	584	+927.5 - SF7BW500 to SF12BW500
	585	+
	586	+923.3 - SF12BW500(RX2 downlink only)
	587	+
	588	+
	589	+
	590	+)))
	591	+
	592	+=== 2.6.3  CN470-510 (CN470) ===
	593	+
505	505	(((
506		-**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/]]
	595	+Used in China, Default use CHE=1
507	507	)))
508	508
509	509	(((
	599	+(% style="color:blue" %)**Uplink:**
	600	+)))
	601	+
	602	+(((
	603	+486.3 - SF7BW125 to SF12BW125
	604	+)))
	605	+
	606	+(((
	607	+486.5 - SF7BW125 to SF12BW125
	608	+)))
	609	+
	610	+(((
	611	+486.7 - SF7BW125 to SF12BW125
	612	+)))
	613	+
	614	+(((
	615	+486.9 - SF7BW125 to SF12BW125
	616	+)))
	617	+
	618	+(((
	619	+487.1 - SF7BW125 to SF12BW125
	620	+)))
	621	+
	622	+(((
	623	+487.3 - SF7BW125 to SF12BW125
	624	+)))
	625	+
	626	+(((
	627	+487.5 - SF7BW125 to SF12BW125
	628	+)))
	629	+
	630	+(((
	631	+487.7 - SF7BW125 to SF12BW125
	632	+)))
	633	+
	634	+(((
510	510
511	511	)))
512	512
513	513	(((
514		-**Firmware Upgrade Method:  [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]**
	639	+(% style="color:blue" %)**Downlink:**
515	515	)))
516	516
	642	+(((
	643	+506.7 - SF7BW125 to SF12BW125
	644	+)))
517	517
	646	+(((
	647	+506.9 - SF7BW125 to SF12BW125
	648	+)))
518	518
519		-== 2.8  Battery Analysis ==
	650	+(((
	651	+507.1 - SF7BW125 to SF12BW125
	652	+)))
520	520
	654	+(((
	655	+507.3 - SF7BW125 to SF12BW125
	656	+)))
521	521
	658	+(((
	659	+507.5 - SF7BW125 to SF12BW125
	660	+)))
522	522
	662	+(((
	663	+507.7 - SF7BW125 to SF12BW125
	664	+)))
523	523
524		-=== 2.8.1  Battery Type ===
	666	+(((
	667	+507.9 - SF7BW125 to SF12BW125
	668	+)))
525	525
526		-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.
	670	+(((
	671	+508.1 - SF7BW125 to SF12BW125
	672	+)))
527	527
	674	+(((
	675	+505.3 - SF12BW125 (RX2 downlink only)
	676	+)))
528	528
529		-The battery related documents as below:
530	530
531		-* (((
532		-[[Battery Dimension>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
	679	+
	680	+=== 2.6.4  AU915-928(AU915) ===
	681	+
	682	+(((
	683	+Default use CHE=2
	684	+
	685	+(% style="color:blue" %)**Uplink:**
	686	+
	687	+916.8 - SF7BW125 to SF12BW125
	688	+
	689	+917.0 - SF7BW125 to SF12BW125
	690	+
	691	+917.2 - SF7BW125 to SF12BW125
	692	+
	693	+917.4 - SF7BW125 to SF12BW125
	694	+
	695	+917.6 - SF7BW125 to SF12BW125
	696	+
	697	+917.8 - SF7BW125 to SF12BW125
	698	+
	699	+918.0 - SF7BW125 to SF12BW125
	700	+
	701	+918.2 - SF7BW125 to SF12BW125
	702	+
	703	+
	704	+(% style="color:blue" %)**Downlink:**
	705	+
	706	+923.3 - SF7BW500 to SF12BW500
	707	+
	708	+923.9 - SF7BW500 to SF12BW500
	709	+
	710	+924.5 - SF7BW500 to SF12BW500
	711	+
	712	+925.1 - SF7BW500 to SF12BW500
	713	+
	714	+925.7 - SF7BW500 to SF12BW500
	715	+
	716	+926.3 - SF7BW500 to SF12BW500
	717	+
	718	+926.9 - SF7BW500 to SF12BW500
	719	+
	720	+927.5 - SF7BW500 to SF12BW500
	721	+
	722	+923.3 - SF12BW500(RX2 downlink only)
	723	+
	724	+
	725	+
533	533	)))
534		-* (((
535		-[[Lithium-Thionyl Chloride Battery  datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
	727	+
	728	+=== 2.6.5  AS920-923 & AS923-925 (AS923) ===
	729	+
	730	+(((
	731	+(% style="color:blue" %)**Default Uplink channel:**
536	536	)))
537		-* (((
538		-[[Lithium-ion Battery-Capacitor datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
	733	+
	734	+(((
	735	+923.2 - SF7BW125 to SF10BW125
539	539	)))
540	540
541		- [[image:image-20220615102527-16.png]]
	738	+(((
	739	+923.4 - SF7BW125 to SF10BW125
	740	+)))
542	542
	742	+(((
	743	+
	744	+)))
543	543
	746	+(((
	747	+(% style="color:blue" %)**Additional Uplink Channel**:
	748	+)))
544	544
545		-== 2.8.2  Battery Note ==
	750	+(((
	751	+(OTAA mode, channel added by JoinAccept message)
	752	+)))
546	546
547		-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.
	754	+(((
	755	+
	756	+)))
548	548
	758	+(((
	759	+(% style="color:blue" %)**AS920~~AS923 for Japan, Malaysia, Singapore**:
	760	+)))
549	549
	762	+(((
	763	+922.2 - SF7BW125 to SF10BW125
	764	+)))
550	550
551		-=== 2.8.3  Replace the battery ===
	766	+(((
	767	+922.4 - SF7BW125 to SF10BW125
	768	+)))
552	552
553	553	(((
554		-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.
	771	+922.6 - SF7BW125 to SF10BW125
555	555	)))
556	556
557	557	(((
	775	+922.8 - SF7BW125 to SF10BW125
	776	+)))
	777	+
	778	+(((
	779	+923.0 - SF7BW125 to SF10BW125
	780	+)))
	781	+
	782	+(((
	783	+922.0 - SF7BW125 to SF10BW125
	784	+)))
	785	+
	786	+(((
558	558
559	559	)))
560	560
561	561	(((
562		-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)
	791	+(% style="color:blue" %)**AS923 ~~ AS925 for Brunei, Cambodia, Hong Kong, Indonesia, Laos, Taiwan, Thailand, Vietnam**:
563	563	)))
564	564
	794	+(((
	795	+923.6 - SF7BW125 to SF10BW125
	796	+)))
565	565
	798	+(((
	799	+923.8 - SF7BW125 to SF10BW125
	800	+)))
566	566
567		-== 2.8.4  Battery Life Analyze ==
	802	+(((
	803	+924.0 - SF7BW125 to SF10BW125
	804	+)))
568	568
569		-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:
	806	+(((
	807	+924.2 - SF7BW125 to SF10BW125
	808	+)))
570	570
571		-[[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]]
	810	+(((
	811	+924.4 - SF7BW125 to SF10BW125
	812	+)))
572	572
	814	+(((
	815	+924.6 - SF7BW125 to SF10BW125
	816	+)))
573	573
	818	+(((
	819	+
	820	+)))
574	574
575		-= 3.  Using the AT Commands =
	822	+(((
	823	+(% style="color:blue" %)**Downlink:**
	824	+)))
576	576
577	577	(((
	827	+Uplink channels 1-8 (RX1)
	828	+)))
	829	+
578	578	(((
	831	+923.2 - SF10BW125 (RX2)
	832	+)))
	833	+
	834	+
	835	+
	836	+=== 2.6.6  KR920-923 (KR920) ===
	837	+
	838	+(((
	839	+(% style="color:blue" %)**Default channel:**
	840	+)))
	841	+
	842	+(((
	843	+922.1 - SF7BW125 to SF12BW125
	844	+)))
	845	+
	846	+(((
	847	+922.3 - SF7BW125 to SF12BW125
	848	+)))
	849	+
	850	+(((
	851	+922.5 - SF7BW125 to SF12BW125
	852	+)))
	853	+
	854	+(((
579	579
580	580	)))
	857	+
	858	+(((
	859	+(% style="color:blue" %)**Uplink: (OTAA mode, channel added by JoinAccept message)**
581	581	)))
582	582
583		-== 3.1  Access AT Commands ==
	862	+(((
	863	+922.1 - SF7BW125 to SF12BW125
	864	+)))
584	584
585		-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.
	866	+(((
	867	+922.3 - SF7BW125 to SF12BW125
	868	+)))
586	586
	870	+(((
	871	+922.5 - SF7BW125 to SF12BW125
	872	+)))
587	587
588		-[[image:image-20220610172924-4.png||height="483" width="988"]]
	874	+(((
	875	+922.7 - SF7BW125 to SF12BW125
	876	+)))
589	589
	878	+(((
	879	+922.9 - SF7BW125 to SF12BW125
	880	+)))
590	590
591		-Or if you have below board, use below connection:
	882	+(((
	883	+923.1 - SF7BW125 to SF12BW125
	884	+)))
592	592
	886	+(((
	887	+923.3 - SF7BW125 to SF12BW125
	888	+)))
593	593
594		-[[image:image-20220610172924-5.png]]
	890	+(((
	891	+
	892	+)))
595	595
	894	+(((
	895	+(% style="color:blue" %)**Downlink:**
	896	+)))
596	596
597	597	(((
598		-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:
	899	+Uplink channels 1-7(RX1)
599	599	)))
600	600
	902	+(((
	903	+921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
	904	+)))
601	601
602		- [[image:image-20220610172924-6.png||height="601" width="860"]]
603	603
604		-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/]].
605	605
	908	+=== 2.6.7  IN865-867 (IN865) ===
606	606
607		-AT+<CMD>?  :  Help on <CMD>
	910	+(((
	911	+(% style="color:blue" %)**Uplink:**
	912	+)))
608	608
609		-AT+<CMD>  :  Run <CMD>
	914	+(((
	915	+865.0625 - SF7BW125 to SF12BW125
	916	+)))
610	610
611		-AT+<CMD>=<value>  :  Set the value
	918	+(((
	919	+865.4025 - SF7BW125 to SF12BW125
	920	+)))
612	612
613		-AT+<CMD>=?  :  Get the value
	922	+(((
	923	+865.9850 - SF7BW125 to SF12BW125
	924	+)))
614	614
	926	+(((
	927	+
	928	+)))
615	615
616		-(% style="color:#037691" %)** General Commands :**
	930	+(((
	931	+(% style="color:blue" %)**Downlink:**
	932	+)))
617	617
618		-AT  :  Attention
	934	+(((
	935	+Uplink channels 1-3 (RX1)
	936	+)))
619	619
620		-AT?  :  Short Help
	938	+(((
	939	+866.550 - SF10BW125 (RX2)
	940	+)))
621	621
622		-ATZ :  MCU Reset
623	623
624		-AT+TDC :  Application Data Transmission Interval
625	625
	944	+== 2.7  LED Indicator ==
626	626
627		-(% style="color:#037691" %)** Keys, IDs and EUIs management :**
	946	+The LDDS75 has an internal LED which is to show the status of different state.
628	628
629		-AT+APPEUI  :  Application EUI
630	630
631		-AT+APPKEY  :  Application Key
	949	+* Blink once when device power on.
	950	+* The device detects the sensor and flashes 5 times.
	951	+* Solid ON for 5 seconds once device successful Join the network.
	952	+* Blink once when device transmit a packet.
632	632
633		-AT+APPSKEY  :  Application Session Key
	954	+== 2.8  ​Firmware Change Log ==
634	634
635		-AT+DADDR :  Device Address
636	636
637		-AT+DEUI :  Device EUI
	957	+(((
	958	+**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/]]
	959	+)))
638	638
639		-AT+NWKID  :  Network ID (You can enter this command change only after successful network connection)
	961	+(((
	962	+
	963	+)))
640	640
641		-AT+NWKSKEY  : Network Session Key Joining and sending date on LoRa network
	965	+(((
	966	+**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
	967	+)))
642	642
643		-AT+CFM :  Confirm Mode
644	644
645		-AT+CFS :  Confirm Status
646	646
647		-AT+JOIN  :  Join LoRa? Network
	971	+== 2.9  Mechanical ==
648	648
649		-AT+NJM  :  LoRa? Network Join Mode
650	650
651		-AT+NJS  :  LoRa? Network Join Status
	974	+[[image:image-20220610172003-1.png]]
652	652
653		-AT+RECV  :  Print Last Received Data in Raw Format
654	654
655		-AT+RECVB :  Print Last Received Data in Binary Format
	977	+[[image:image-20220610172003-2.png]]
656	656
657		-AT+SEND  :  Send Text Data
658	658
659		-AT+SENB  :  Send Hexadecimal Data
660	660
	981	+== 2.10  Battery Analysis ==
661	661
662		-(% style="color:#037691" %)** LoRa Network Management :**
	983	+=== 2.10.1  Battery Type ===
663	663
664		-AT+ADR  :  Adaptive Rate
	985	+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.
665	665
666		-AT+CLASS  :  LoRa Class(Currently only support class A
667	667
668		-AT+DCS  :  Duty Cycle Setting
	988	+The battery related documents as below:
669	669
670		-AT+DR  :  Data Rate (Can Only be Modified after ADR=0)
	990	+* (((
	991	+[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
	992	+)))
	993	+* (((
	994	+[[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
	995	+)))
	996	+* (((
	997	+[[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]]
	998	+)))
671	671
672		-AT+FCD  :  Frame Counter Downlink
	1000	+ [[image:image-20220610172400-3.png]]
673	673
674		-AT+FCU  :  Frame Counter Uplink
675	675
676		-AT+JN1DL  :  Join Accept Delay1
677	677
678		-AT+JN2DL  :  Join Accept Delay2
	1004	+=== 2.10.2  Replace the battery ===
679	679
680		-AT+PNM  :  Public Network Mode
	1006	+(((
	1007	+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.
	1008	+)))
681	681
682		-AT+RX1DL  :  Receive Delay1
	1010	+(((
	1011	+
	1012	+)))
683	683
684		-AT+RX2DL  :  Receive Delay2
	1014	+(((
	1015	+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)
	1016	+)))
685	685
686		-AT+RX2DR  :  Rx2 Window Data Rate
687	687
688		-AT+RX2FQ  :  Rx2 Window Frequency
689	689
690		-AT+TXP  :  Transmit Power
	1020	+= 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
691	691
	1022	+(((
	1023	+(((
	1024	+Use can configure LDDS75 via AT Command or LoRaWAN Downlink.
	1025	+)))
	1026	+)))
692	692
693		-(% style="color:#037691" %)** Information :**
	1028	+* (((
	1029	+(((
	1030	+AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
	1031	+)))
	1032	+)))
	1033	+* (((
	1034	+(((
	1035	+LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
	1036	+)))
	1037	+)))
694	694
695		-AT+RSSI  :  RSSI of the Last Received Packet
	1039	+(((
	1040	+(((
	1041	+
	1042	+)))
696	696
697		-AT+SNR  :  SNR of the Last Received Packet
	1044	+(((
	1045	+There are two kinds of commands to configure LDDS75, they are:
	1046	+)))
	1047	+)))
698	698
699		-AT+VER  :  Image Version and Frequency Band
	1049	+* (((
	1050	+(((
	1051	+(% style="color:#4f81bd" %)** General Commands**.
	1052	+)))
	1053	+)))
700	700
701		-AT+FDR  :  Factory Data Reset
	1055	+(((
	1056	+(((
	1057	+These commands are to configure:
	1058	+)))
	1059	+)))
702	702
703		-AT+PORT  :  Application Port
	1061	+* (((
	1062	+(((
	1063	+General system settings like: uplink interval.
	1064	+)))
	1065	+)))
	1066	+* (((
	1067	+(((
	1068	+LoRaWAN protocol & radio related command.
	1069	+)))
	1070	+)))
704	704
705		-AT+CHS  :  Get or Set Frequency (Unit: Hz) for Single Channel Mode
	1072	+(((
	1073	+(((
	1074	+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]]
	1075	+)))
	1076	+)))
706	706
707		- AT+CHE  :  Get or Set eight channels mode, Only for US915, AU915, CN470
	1078	+(((
	1079	+(((
	1080	+
	1081	+)))
	1082	+)))
708	708
	1084	+* (((
	1085	+(((
	1086	+(% style="color:#4f81bd" %)** Commands special design for LDDS75**
	1087	+)))
	1088	+)))
709	709
	1090	+(((
	1091	+(((
	1092	+These commands only valid for LDDS75, as below:
	1093	+)))
	1094	+)))
710	710
711		-== 3.2  Set Interrupt Mode ==
712	712
	1097	+
	1098	+== 3.1  Access AT Commands ==
	1099	+
	1100	+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.
	1101	+
	1102	+[[image:image-20220610172924-4.png||height="483" width="988"]]
	1103	+
	1104	+
	1105	+Or if you have below board, use below connection:
	1106	+
	1107	+
	1108	+[[image:image-20220610172924-5.png]]
	1109	+
	1110	+
	1111	+(((
	1112	+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:
	1113	+)))
	1114	+
	1115	+
	1116	+ [[image:image-20220610172924-6.png||height="601" width="860"]]
	1117	+
	1118	+
	1119	+
	1120	+== 3.2  Set Transmit Interval Time ==
	1121	+
	1122	+Feature: Change LoRaWAN End Node Transmit Interval.
	1123	+
	1124	+(% style="color:#037691" %)**AT Command: AT+TDC**
	1125	+
	1126	+[[image:image-20220610173409-7.png]]
	1127	+
	1128	+
	1129	+(((
	1130	+(% style="color:#037691" %)**Downlink Command: 0x01**
	1131	+)))
	1132	+
	1133	+(((
	1134	+(((
	1135	+Format: Command Code (0x01) followed by 3 bytes time value.
	1136	+
	1137	+(((
	1138	+If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	1139	+)))
	1140	+
	1141	+* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	1142	+* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	1143	+)))
	1144	+)))
	1145	+
	1146	+
	1147	+
	1148	+
	1149	+
	1150	+== 3.3  Set Interrupt Mode ==
	1151	+
713	713	Feature, Set Interrupt mode for GPIO_EXIT.
714	714
715	715	(% style="color:#037691" %)**Downlink Command: AT+INTMOD**
...	...	@@ -728,23 +728,27 @@
728	728	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
729	729	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
730	730
731		-
732		-
733	733	= 4.  FAQ =
734	734
735		-== 4.1  What is the frequency plan for LDDS20? ==
	1172	+== 4.1  What is the frequency plan for LDDS75? ==
736	736
737		-LDDS20 use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
	1174	+LDDS75 use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
738	738
739	739
740	740
741	741	== 4.2  How to change the LoRa Frequency Bands/Region ==
742	742
743		-You can follow the instructions for [[how to upgrade image>>||anchor="H2.7A0200BFirmwareChangeLog"]].
	1180	+You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
744	744	When downloading the images, choose the required image file for download. ​
745	745
746	746
747	747
	1185	+== 4.3  Can I use LDDS75 in condensation environment? ==
	1186	+
	1187	+LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0.
	1188	+
	1189	+
	1190	+
748	748	= 5.  Trouble Shooting =
749	749
750	750	== 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
...	...	@@ -764,7 +764,7 @@
764	764	= 6.  Order Info =
765	765
766	766
767		-Part Number **:** (% style="color:blue" %)**LDDS20-XX**
	1210	+Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY**
768	768
769	769
770	770	(% style="color:blue" %)**XX**(%%)**: **The default frequency band
...	...	@@ -778,20 +778,18 @@
778	778	* (% style="color:red" %)**IN865 **(%%)**:**  LoRaWAN IN865 band
779	779	* (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band
780	780
	1224	+(% style="color:blue" %)**YY**(%%): Battery Option
781	781
	1226	+* (% style="color:red" %)**4 **(%%)**: **4000mAh battery
	1227	+* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
	1228	+
782	782	= 7. ​ Packing Info =
783	783
784	784
785	785	**Package Includes**:
786	786
787		-* LDDS20 LoRaWAN Liquid Level Sensor x 1
	1234	+* LDDS75 LoRaWAN Distance Detection Sensor x 1
788	788
789		-
790		-(% style="color:red" %)**Note:**
791		-
792		-(% style="color:red" %)**Ultrasonic coupling paste**(%%) and(% style="color:red" %)** Eproxy AB glue**(%%) are subjected in most shipping way. So the default package doesn’t include it and user needs to purchase locally.
793		-
794		-
795	795	**Dimension and weight**:
796	796
797	797	* Device Size: cm
...	...	@@ -799,7 +799,6 @@
799	799	* Package Size / pcs : cm
800	800	* Weight / pcs : g
801	801
802		-
803	803	= 8.  ​Support =
804	804
805	805	* 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.

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