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

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Content

...	...	@@ -101,8 +101,6 @@
101	101	* 8500mAh Battery for long term use
102	102
103	103
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.
...	...	@@ -113,8 +113,6 @@
113	113	* Pure liquid without irregular deposition.
114	114
115	115
116		-
117		-
118	118	== 1.4  Mechanical ==
119	119
120	120	[[image:image-20220615090910-1.png]]
...	...	@@ -206,7 +206,6 @@
206	206
207	207
208	208
209		-
210	210	== 1.7  Precautions ==
211	211
212	212	* 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.
...	...	@@ -213,6 +213,8 @@
213	213	* 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.
214	214	* 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.
215	215
	211	+
	212	+
216	216	== 1.8  Pin mapping and power on ==
217	217
218	218
...	...	@@ -371,6 +371,8 @@
371	371	* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
372	372	* If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
373	373
	371	+
	372	+
374	374	=== 2.3.3  Interrupt Pin ===
375	375
376	376	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.
...	...	@@ -414,7 +414,7 @@
414	414	While using TTN network, you can add the payload format to decode the payload.
415	415
416	416
417		-[[image:1655261164557-670.png]]
	416	+[[image:1654850829385-439.png]]
418	418
419	419	The payload decoder function for TTN V3 is here:
420	420
...	...	@@ -424,295 +424,726 @@
424	424
425	425
426	426
427		-== 2.4  Downlink Payload ==
	426	+== 2.4  Uplink Interval ==
428	428
429		-By default, LDDS20 prints the downlink payload to console port.
	428	+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"]]
430	430
431		-[[image:image-20220615100930-15.png]]
432	432
433	433
434		-**Examples:**
	432	+== 2.5  ​Show Data in DataCake IoT Server ==
435	435
	434	+(((
	435	+[[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:
	436	+)))
436	436
437		-* (% style="color:blue" %)**Set TDC**
	438	+(((
	439	+
	440	+)))
438	438
439		-If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01.
	442	+(((
	443	+(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
	444	+)))
440	440
441		-Payload:    01 00 00 1E    TDC=30S
	446	+(((
	447	+(% 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:**
	448	+)))
442	442
443		-Payload:    01 00 00 3C    TDC=60S
444	444
	451	+[[image:1654592790040-760.png]]
445	445
446		-* (% style="color:blue" %)**Reset**
447	447
448		-If payload = 0x04FF, it will reset the LDDS20
	454	+[[image:1654592800389-571.png]]
449	449
450	450
451		-* (% style="color:blue" %)**CFM**
	457	+(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
452	452
453		-Downlink Payload: 05000001, Set AT+CFM=1 or 05000000 , set AT+CFM=0
	459	+(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
454	454
	461	+[[image:1654851029373-510.png]]
455	455
456	456
457		-== 2.5  ​Show Data in DataCake IoT Server ==
	464	+After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
458	458
	466	+[[image:image-20220610165129-11.png||height="595" width="1088"]]
	467	+
	468	+
	469	+
	470	+== 2.6  Frequency Plans ==
	471	+
459	459	(((
460		-[[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:
	473	+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.
461	461	)))
462	462
	476	+
	477	+
	478	+=== 2.6.1  EU863-870 (EU868) ===
	479	+
463	463	(((
	481	+(% style="color:blue" %)**Uplink:**
	482	+)))
	483	+
	484	+(((
	485	+868.1 - SF7BW125 to SF12BW125
	486	+)))
	487	+
	488	+(((
	489	+868.3 - SF7BW125 to SF12BW125 and SF7BW250
	490	+)))
	491	+
	492	+(((
	493	+868.5 - SF7BW125 to SF12BW125
	494	+)))
	495	+
	496	+(((
	497	+867.1 - SF7BW125 to SF12BW125
	498	+)))
	499	+
	500	+(((
	501	+867.3 - SF7BW125 to SF12BW125
	502	+)))
	503	+
	504	+(((
	505	+867.5 - SF7BW125 to SF12BW125
	506	+)))
	507	+
	508	+(((
	509	+867.7 - SF7BW125 to SF12BW125
	510	+)))
	511	+
	512	+(((
	513	+867.9 - SF7BW125 to SF12BW125
	514	+)))
	515	+
	516	+(((
	517	+868.8 - FSK
	518	+)))
	519	+
	520	+(((
464	464
465	465	)))
466	466
467	467	(((
468		-(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
	525	+(% style="color:blue" %)**Downlink:**
469	469	)))
470	470
471	471	(((
472		-(% 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:**
	529	+Uplink channels 1-9 (RX1)
473	473	)))
474	474
	532	+(((
	533	+869.525 - SF9BW125 (RX2 downlink only)
	534	+)))
475	475
476		-[[image:1654592790040-760.png]]
477	477
478	478
479		-[[image:1654592800389-571.png]]
	538	+=== 2.6.2  US902-928(US915) ===
480	480
	540	+(((
	541	+Used in USA, Canada and South America. Default use CHE=2
481	481
482		-(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
	543	+(% style="color:blue" %)**Uplink:**
483	483
484		-(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.(% style="color:red" %)(Note: LDDS20 use same payload as LDDS75)(%%)**
	545	+903.9 - SF7BW125 to SF10BW125
485	485
486		-[[image:1654851029373-510.png]]
	547	+904.1 - SF7BW125 to SF10BW125
487	487
	549	+904.3 - SF7BW125 to SF10BW125
488	488
489		-After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
	551	+904.5 - SF7BW125 to SF10BW125
490	490
491		-[[image:image-20220610165129-11.png||height="595" width="1088"]]
	553	+904.7 - SF7BW125 to SF10BW125
492	492
	555	+904.9 - SF7BW125 to SF10BW125
493	493
	557	+905.1 - SF7BW125 to SF10BW125
494	494
495		-== 2.6  LED Indicator ==
	559	+905.3 - SF7BW125 to SF10BW125
496	496
497		-The LDDS20 has an internal LED which is to show the status of different state.
498	498
	562	+(% style="color:blue" %)**Downlink:**
499	499
500		-* Blink once when device power on.
501		-* The device detects the sensor and flashes 5 times.
502		-* Solid ON for 5 seconds once device successful Join the network.
503		-* Blink once when device transmit a packet.
	564	+923.3 - SF7BW500 to SF12BW500
504	504
505		-== 2.7  ​Firmware Change Log ==
	566	+923.9 - SF7BW500 to SF12BW500
506	506
	568	+924.5 - SF7BW500 to SF12BW500
507	507
	570	+925.1 - SF7BW500 to SF12BW500
	571	+
	572	+925.7 - SF7BW500 to SF12BW500
	573	+
	574	+926.3 - SF7BW500 to SF12BW500
	575	+
	576	+926.9 - SF7BW500 to SF12BW500
	577	+
	578	+927.5 - SF7BW500 to SF12BW500
	579	+
	580	+923.3 - SF12BW500(RX2 downlink only)
	581	+
	582	+
	583	+
	584	+)))
	585	+
	586	+=== 2.6.3  CN470-510 (CN470) ===
	587	+
508	508	(((
509		-**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/]]
	589	+Used in China, Default use CHE=1
510	510	)))
511	511
512	512	(((
	593	+(% style="color:blue" %)**Uplink:**
	594	+)))
	595	+
	596	+(((
	597	+486.3 - SF7BW125 to SF12BW125
	598	+)))
	599	+
	600	+(((
	601	+486.5 - SF7BW125 to SF12BW125
	602	+)))
	603	+
	604	+(((
	605	+486.7 - SF7BW125 to SF12BW125
	606	+)))
	607	+
	608	+(((
	609	+486.9 - SF7BW125 to SF12BW125
	610	+)))
	611	+
	612	+(((
	613	+487.1 - SF7BW125 to SF12BW125
	614	+)))
	615	+
	616	+(((
	617	+487.3 - SF7BW125 to SF12BW125
	618	+)))
	619	+
	620	+(((
	621	+487.5 - SF7BW125 to SF12BW125
	622	+)))
	623	+
	624	+(((
	625	+487.7 - SF7BW125 to SF12BW125
	626	+)))
	627	+
	628	+(((
513	513
514	514	)))
515	515
516	516	(((
517		-**Firmware Upgrade Method:  [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]**
	633	+(% style="color:blue" %)**Downlink:**
518	518	)))
519	519
	636	+(((
	637	+506.7 - SF7BW125 to SF12BW125
	638	+)))
520	520
	640	+(((
	641	+506.9 - SF7BW125 to SF12BW125
	642	+)))
521	521
522		-== 2.8  Battery Analysis ==
	644	+(((
	645	+507.1 - SF7BW125 to SF12BW125
	646	+)))
523	523
	648	+(((
	649	+507.3 - SF7BW125 to SF12BW125
	650	+)))
524	524
	652	+(((
	653	+507.5 - SF7BW125 to SF12BW125
	654	+)))
525	525
	656	+(((
	657	+507.7 - SF7BW125 to SF12BW125
	658	+)))
526	526
527		-=== 2.8.1  Battery Type ===
	660	+(((
	661	+507.9 - SF7BW125 to SF12BW125
	662	+)))
528	528
529		-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.
	664	+(((
	665	+508.1 - SF7BW125 to SF12BW125
	666	+)))
530	530
	668	+(((
	669	+505.3 - SF12BW125 (RX2 downlink only)
	670	+)))
531	531
532		-The battery related documents as below:
533	533
534		-* (((
535		-[[Battery Dimension>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
	673	+
	674	+=== 2.6.4  AU915-928(AU915) ===
	675	+
	676	+(((
	677	+Default use CHE=2
	678	+
	679	+(% style="color:blue" %)**Uplink:**
	680	+
	681	+916.8 - SF7BW125 to SF12BW125
	682	+
	683	+917.0 - SF7BW125 to SF12BW125
	684	+
	685	+917.2 - SF7BW125 to SF12BW125
	686	+
	687	+917.4 - SF7BW125 to SF12BW125
	688	+
	689	+917.6 - SF7BW125 to SF12BW125
	690	+
	691	+917.8 - SF7BW125 to SF12BW125
	692	+
	693	+918.0 - SF7BW125 to SF12BW125
	694	+
	695	+918.2 - SF7BW125 to SF12BW125
	696	+
	697	+
	698	+(% style="color:blue" %)**Downlink:**
	699	+
	700	+923.3 - SF7BW500 to SF12BW500
	701	+
	702	+923.9 - SF7BW500 to SF12BW500
	703	+
	704	+924.5 - SF7BW500 to SF12BW500
	705	+
	706	+925.1 - SF7BW500 to SF12BW500
	707	+
	708	+925.7 - SF7BW500 to SF12BW500
	709	+
	710	+926.3 - SF7BW500 to SF12BW500
	711	+
	712	+926.9 - SF7BW500 to SF12BW500
	713	+
	714	+927.5 - SF7BW500 to SF12BW500
	715	+
	716	+923.3 - SF12BW500(RX2 downlink only)
	717	+
	718	+
	719	+
536	536	)))
537		-* (((
538		-[[Lithium-Thionyl Chloride Battery  datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
	721	+
	722	+=== 2.6.5  AS920-923 & AS923-925 (AS923) ===
	723	+
	724	+(((
	725	+(% style="color:blue" %)**Default Uplink channel:**
539	539	)))
540		-* (((
541		-[[Lithium-ion Battery-Capacitor datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
	727	+
	728	+(((
	729	+923.2 - SF7BW125 to SF10BW125
542	542	)))
543	543
544		- [[image:image-20220615102527-16.png]]
	732	+(((
	733	+923.4 - SF7BW125 to SF10BW125
	734	+)))
545	545
	736	+(((
	737	+
	738	+)))
546	546
	740	+(((
	741	+(% style="color:blue" %)**Additional Uplink Channel**:
	742	+)))
547	547
548		-== 2.8.2  Battery Note ==
	744	+(((
	745	+(OTAA mode, channel added by JoinAccept message)
	746	+)))
549	549
550		-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.
	748	+(((
	749	+
	750	+)))
551	551
	752	+(((
	753	+(% style="color:blue" %)**AS920~~AS923 for Japan, Malaysia, Singapore**:
	754	+)))
552	552
	756	+(((
	757	+922.2 - SF7BW125 to SF10BW125
	758	+)))
553	553
554		-=== 2.8.3  Replace the battery ===
	760	+(((
	761	+922.4 - SF7BW125 to SF10BW125
	762	+)))
555	555
556	556	(((
557		-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.
	765	+922.6 - SF7BW125 to SF10BW125
558	558	)))
559	559
560	560	(((
	769	+922.8 - SF7BW125 to SF10BW125
	770	+)))
	771	+
	772	+(((
	773	+923.0 - SF7BW125 to SF10BW125
	774	+)))
	775	+
	776	+(((
	777	+922.0 - SF7BW125 to SF10BW125
	778	+)))
	779	+
	780	+(((
561	561
562	562	)))
563	563
564	564	(((
565		-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)
	785	+(% style="color:blue" %)**AS923 ~~ AS925 for Brunei, Cambodia, Hong Kong, Indonesia, Laos, Taiwan, Thailand, Vietnam**:
566	566	)))
567	567
	788	+(((
	789	+923.6 - SF7BW125 to SF10BW125
	790	+)))
568	568
	792	+(((
	793	+923.8 - SF7BW125 to SF10BW125
	794	+)))
569	569
570		-== 2.8.4  Battery Life Analyze ==
	796	+(((
	797	+924.0 - SF7BW125 to SF10BW125
	798	+)))
571	571
572		-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:
	800	+(((
	801	+924.2 - SF7BW125 to SF10BW125
	802	+)))
573	573
574		-[[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]]
	804	+(((
	805	+924.4 - SF7BW125 to SF10BW125
	806	+)))
575	575
	808	+(((
	809	+924.6 - SF7BW125 to SF10BW125
	810	+)))
576	576
	812	+(((
	813	+
	814	+)))
577	577
578		-= 3.  Using the AT Commands =
	816	+(((
	817	+(% style="color:blue" %)**Downlink:**
	818	+)))
579	579
580	580	(((
	821	+Uplink channels 1-8 (RX1)
	822	+)))
	823	+
581	581	(((
	825	+923.2 - SF10BW125 (RX2)
	826	+)))
	827	+
	828	+
	829	+
	830	+=== 2.6.6  KR920-923 (KR920) ===
	831	+
	832	+(((
	833	+(% style="color:blue" %)**Default channel:**
	834	+)))
	835	+
	836	+(((
	837	+922.1 - SF7BW125 to SF12BW125
	838	+)))
	839	+
	840	+(((
	841	+922.3 - SF7BW125 to SF12BW125
	842	+)))
	843	+
	844	+(((
	845	+922.5 - SF7BW125 to SF12BW125
	846	+)))
	847	+
	848	+(((
582	582
583	583	)))
	851	+
	852	+(((
	853	+(% style="color:blue" %)**Uplink: (OTAA mode, channel added by JoinAccept message)**
584	584	)))
585	585
586		-== 3.1  Access AT Commands ==
	856	+(((
	857	+922.1 - SF7BW125 to SF12BW125
	858	+)))
587	587
588		-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.
	860	+(((
	861	+922.3 - SF7BW125 to SF12BW125
	862	+)))
589	589
	864	+(((
	865	+922.5 - SF7BW125 to SF12BW125
	866	+)))
590	590
591		-[[image:image-20220610172924-4.png||height="483" width="988"]]
	868	+(((
	869	+922.7 - SF7BW125 to SF12BW125
	870	+)))
592	592
	872	+(((
	873	+922.9 - SF7BW125 to SF12BW125
	874	+)))
593	593
594		-Or if you have below board, use below connection:
	876	+(((
	877	+923.1 - SF7BW125 to SF12BW125
	878	+)))
595	595
	880	+(((
	881	+923.3 - SF7BW125 to SF12BW125
	882	+)))
596	596
597		-[[image:image-20220610172924-5.png]]
	884	+(((
	885	+
	886	+)))
598	598
	888	+(((
	889	+(% style="color:blue" %)**Downlink:**
	890	+)))
599	599
600	600	(((
601		-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:
	893	+Uplink channels 1-7(RX1)
602	602	)))
603	603
	896	+(((
	897	+921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
	898	+)))
604	604
605		- [[image:image-20220610172924-6.png||height="601" width="860"]]
606	606
607		-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/]].
608	608
	902	+=== 2.6.7  IN865-867 (IN865) ===
609	609
610		-AT+<CMD>?  :  Help on <CMD>
	904	+(((
	905	+(% style="color:blue" %)**Uplink:**
	906	+)))
611	611
612		-AT+<CMD>  :  Run <CMD>
	908	+(((
	909	+865.0625 - SF7BW125 to SF12BW125
	910	+)))
613	613
614		-AT+<CMD>=<value>  :  Set the value
	912	+(((
	913	+865.4025 - SF7BW125 to SF12BW125
	914	+)))
615	615
616		-AT+<CMD>=?  :  Get the value
	916	+(((
	917	+865.9850 - SF7BW125 to SF12BW125
	918	+)))
617	617
	920	+(((
	921	+
	922	+)))
618	618
619		-(% style="color:#037691" %)** General Commands :**
	924	+(((
	925	+(% style="color:blue" %)**Downlink:**
	926	+)))
620	620
621		-AT  :  Attention
	928	+(((
	929	+Uplink channels 1-3 (RX1)
	930	+)))
622	622
623		-AT?  :  Short Help
	932	+(((
	933	+866.550 - SF10BW125 (RX2)
	934	+)))
624	624
625		-ATZ :  MCU Reset
626	626
627		-AT+TDC :  Application Data Transmission Interval
628	628
	938	+== 2.7  LED Indicator ==
629	629
630		-(% style="color:#037691" %)** Keys, IDs and EUIs management :**
	940	+The LDDS75 has an internal LED which is to show the status of different state.
631	631
632		-AT+APPEUI  :  Application EUI
633	633
634		-AT+APPKEY  :  Application Key
	943	+* Blink once when device power on.
	944	+* The device detects the sensor and flashes 5 times.
	945	+* Solid ON for 5 seconds once device successful Join the network.
	946	+* Blink once when device transmit a packet.
635	635
636		-AT+APPSKEY  :  Application Session Key
	948	+== 2.8  ​Firmware Change Log ==
637	637
638		-AT+DADDR :  Device Address
639	639
640		-AT+DEUI :  Device EUI
	951	+(((
	952	+**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/]]
	953	+)))
641	641
642		-AT+NWKID  :  Network ID (You can enter this command change only after successful network connection)
	955	+(((
	956	+
	957	+)))
643	643
644		-AT+NWKSKEY  : Network Session Key Joining and sending date on LoRa network
	959	+(((
	960	+**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
	961	+)))
645	645
646		-AT+CFM :  Confirm Mode
647	647
648		-AT+CFS :  Confirm Status
649	649
650		-AT+JOIN  :  Join LoRa? Network
	965	+== 2.9  Mechanical ==
651	651
652		-AT+NJM  :  LoRa? Network Join Mode
653	653
654		-AT+NJS  :  LoRa? Network Join Status
	968	+[[image:image-20220610172003-1.png]]
655	655
656		-AT+RECV  :  Print Last Received Data in Raw Format
657	657
658		-AT+RECVB :  Print Last Received Data in Binary Format
	971	+[[image:image-20220610172003-2.png]]
659	659
660		-AT+SEND  :  Send Text Data
661	661
662		-AT+SENB  :  Send Hexadecimal Data
663	663
	975	+== 2.10  Battery Analysis ==
664	664
665		-(% style="color:#037691" %)** LoRa Network Management :**
	977	+=== 2.10.1  Battery Type ===
666	666
667		-AT+ADR  :  Adaptive Rate
	979	+The LDDS75 battery is a combination of a 4000mAh or 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
668	668
669		-AT+CLASS  :  LoRa Class(Currently only support class A
670	670
671		-AT+DCS  :  Duty Cycle Setting
	982	+The battery related documents as below:
672	672
673		-AT+DR  :  Data Rate (Can Only be Modified after ADR=0)
	984	+* (((
	985	+[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
	986	+)))
	987	+* (((
	988	+[[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
	989	+)))
	990	+* (((
	991	+[[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]]
	992	+)))
674	674
675		-AT+FCD  :  Frame Counter Downlink
	994	+ [[image:image-20220610172400-3.png]]
676	676
677		-AT+FCU  :  Frame Counter Uplink
678	678
679		-AT+JN1DL  :  Join Accept Delay1
680	680
681		-AT+JN2DL  :  Join Accept Delay2
	998	+=== 2.10.2  Replace the battery ===
682	682
683		-AT+PNM  :  Public Network Mode
	1000	+(((
	1001	+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.
	1002	+)))
684	684
685		-AT+RX1DL  :  Receive Delay1
	1004	+(((
	1005	+
	1006	+)))
686	686
687		-AT+RX2DL  :  Receive Delay2
	1008	+(((
	1009	+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)
	1010	+)))
688	688
689		-AT+RX2DR  :  Rx2 Window Data Rate
690	690
691		-AT+RX2FQ  :  Rx2 Window Frequency
692	692
693		-AT+TXP  :  Transmit Power
	1014	+= 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
694	694
	1016	+(((
	1017	+(((
	1018	+Use can configure LDDS75 via AT Command or LoRaWAN Downlink.
	1019	+)))
	1020	+)))
695	695
696		-(% style="color:#037691" %)** Information :**
	1022	+* (((
	1023	+(((
	1024	+AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
	1025	+)))
	1026	+)))
	1027	+* (((
	1028	+(((
	1029	+LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
	1030	+)))
	1031	+)))
697	697
698		-AT+RSSI  :  RSSI of the Last Received Packet
	1033	+(((
	1034	+(((
	1035	+
	1036	+)))
699	699
700		-AT+SNR  :  SNR of the Last Received Packet
	1038	+(((
	1039	+There are two kinds of commands to configure LDDS75, they are:
	1040	+)))
	1041	+)))
701	701
702		-AT+VER  :  Image Version and Frequency Band
	1043	+* (((
	1044	+(((
	1045	+(% style="color:#4f81bd" %)** General Commands**.
	1046	+)))
	1047	+)))
703	703
704		-AT+FDR  :  Factory Data Reset
	1049	+(((
	1050	+(((
	1051	+These commands are to configure:
	1052	+)))
	1053	+)))
705	705
706		-AT+PORT  :  Application Port
	1055	+* (((
	1056	+(((
	1057	+General system settings like: uplink interval.
	1058	+)))
	1059	+)))
	1060	+* (((
	1061	+(((
	1062	+LoRaWAN protocol & radio related command.
	1063	+)))
	1064	+)))
707	707
708		-AT+CHS  :  Get or Set Frequency (Unit: Hz) for Single Channel Mode
	1066	+(((
	1067	+(((
	1068	+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]]
	1069	+)))
	1070	+)))
709	709
710		- AT+CHE  :  Get or Set eight channels mode, Only for US915, AU915, CN470
	1072	+(((
	1073	+(((
	1074	+
	1075	+)))
	1076	+)))
711	711
	1078	+* (((
	1079	+(((
	1080	+(% style="color:#4f81bd" %)** Commands special design for LDDS75**
	1081	+)))
	1082	+)))
712	712
	1084	+(((
	1085	+(((
	1086	+These commands only valid for LDDS75, as below:
	1087	+)))
	1088	+)))
713	713
714		-== 3.2  Set Interrupt Mode ==
715	715
	1091	+
	1092	+== 3.1  Access AT Commands ==
	1093	+
	1094	+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.
	1095	+
	1096	+[[image:image-20220610172924-4.png||height="483" width="988"]]
	1097	+
	1098	+
	1099	+Or if you have below board, use below connection:
	1100	+
	1101	+
	1102	+[[image:image-20220610172924-5.png]]
	1103	+
	1104	+
	1105	+(((
	1106	+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:
	1107	+)))
	1108	+
	1109	+
	1110	+ [[image:image-20220610172924-6.png||height="601" width="860"]]
	1111	+
	1112	+
	1113	+
	1114	+== 3.2  Set Transmit Interval Time ==
	1115	+
	1116	+Feature: Change LoRaWAN End Node Transmit Interval.
	1117	+
	1118	+(% style="color:#037691" %)**AT Command: AT+TDC**
	1119	+
	1120	+[[image:image-20220610173409-7.png]]
	1121	+
	1122	+
	1123	+(((
	1124	+(% style="color:#037691" %)**Downlink Command: 0x01**
	1125	+)))
	1126	+
	1127	+(((
	1128	+(((
	1129	+Format: Command Code (0x01) followed by 3 bytes time value.
	1130	+
	1131	+(((
	1132	+If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	1133	+)))
	1134	+
	1135	+* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	1136	+* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	1137	+)))
	1138	+)))
	1139	+
	1140	+
	1141	+
	1142	+
	1143	+
	1144	+== 3.3  Set Interrupt Mode ==
	1145	+
716	716	Feature, Set Interrupt mode for GPIO_EXIT.
717	717
718	718	(% style="color:#037691" %)**Downlink Command: AT+INTMOD**
...	...	@@ -731,23 +731,27 @@
731	731	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
732	732	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
733	733
734		-
735		-
736	736	= 4.  FAQ =
737	737
738		-== 4.1  What is the frequency plan for LDDS20? ==
	1166	+== 4.1  What is the frequency plan for LDDS75? ==
739	739
740		-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"]]
	1168	+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"]]
741	741
742	742
743	743
744	744	== 4.2  How to change the LoRa Frequency Bands/Region ==
745	745
746		-You can follow the instructions for [[how to upgrade image>>||anchor="H2.7A0200BFirmwareChangeLog"]].
	1174	+You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
747	747	When downloading the images, choose the required image file for download. ​
748	748
749	749
750	750
	1179	+== 4.3  Can I use LDDS75 in condensation environment? ==
	1180	+
	1181	+LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0.
	1182	+
	1183	+
	1184	+
751	751	= 5.  Trouble Shooting =
752	752
753	753	== 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
...	...	@@ -767,7 +767,7 @@
767	767	= 6.  Order Info =
768	768
769	769
770		-Part Number **:** (% style="color:blue" %)**LDDS20-XX**
	1204	+Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY**
771	771
772	772
773	773	(% style="color:blue" %)**XX**(%%)**: **The default frequency band
...	...	@@ -781,20 +781,18 @@
781	781	* (% style="color:red" %)**IN865 **(%%)**:**  LoRaWAN IN865 band
782	782	* (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band
783	783
	1218	+(% style="color:blue" %)**YY**(%%): Battery Option
784	784
	1220	+* (% style="color:red" %)**4 **(%%)**: **4000mAh battery
	1221	+* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
	1222	+
785	785	= 7. ​ Packing Info =
786	786
787	787
788	788	**Package Includes**:
789	789
790		-* LDDS20 LoRaWAN Liquid Level Sensor x 1
	1228	+* LDDS75 LoRaWAN Distance Detection Sensor x 1
791	791
792		-
793		-(% style="color:red" %)**Note:**
794		-
795		-(% 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.
796		-
797		-
798	798	**Dimension and weight**:
799	799
800	800	* Device Size: cm
...	...	@@ -802,7 +802,6 @@
802	802	* Package Size / pcs : cm
803	803	* Weight / pcs : g
804	804
805		-
806	806	= 8.  ​Support =
807	807
808	808	* 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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