Summary

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1		-XWiki.David
	1	+XWiki.Xiaoling

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1	1	(% style="text-align:center" %)
2		-[[image:LMDS200_10.jpg||height="572" width="572"]]
	2	+[[image:LMDS200_10.jpg]]
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14	14	**Table of Contents：**
15	15
16	16	{{toc/}}
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18	18
19	19
20	20
21		-
22		-
23		-
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25		-
26	26	= 1.  Introduction =
27	27
28	28	== 1.1 ​ What is NMDS200 NB-IoT Microwave Radar Distance Sensor ==
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79	79	* 8500mAh Battery for long-term use
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81	81
	68	+
82	82	== 1.3 Radar probe specification ==
83	83
84	84
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92	92	* Vertical Angel: 23°
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94	94
	82	+
95	95	== 1.4  Storage Temperature ==
96	96
97	97
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112	112	* Bottom water level monitoring
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114	114
	103	+
115	115	== 1.6  Specification ==
116	116
117	117
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130	130	* B28 @H-FDD: 700MHz
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132	132
	122	+
133	133	== 1.7  Installation ==
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135	135
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142	142	[[image:image-20221207170748-2.png||height="345" width="634"]]
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144	144
	135	+
145	145	== 1.8  Pin Definitions and Switch ==
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147	147
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171	171
172	172	Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NMDS200 will use** (% style="color:red" %)CoAP(120.24.4.116:5683)(%%)** or raw (% style="color:red" %)**UDP(120.24.4.116:5601) **(%%)or (% style="color:red" %)**MQTT(120.24.4.116:1883) **(%%)or (% style="color:red" %)**TCP(120.24.4.116:5600)protocol**(%%) to send data to the test server.
173	173
174		-[[image:image-20221209090938-1.png]]
	165	+[[image:image-20221208090742-1.png]]
175	175
176	176
177	177	=== 2.2.1 Insert NB-IoT SIM card ===
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236	236
237	237	For parameter description, please refer to AT command set
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239		-[[image:1670471530120-960.png||height="647" width="674"]]
	230	+[[image:image-20221021110948-8.png]]
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241	241
242	242	After configuring the server address and (% style="color:green" %)**reset NMDS200**(%%) (via AT+ATZ ), NMDS200 will start to uplink sensor values to the CoAP server.
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255	255
256	256	* (% style="color:#037691" %)**AT+CFM=1       ** (%%) ~/~/  If the server does not respond, this command is unnecessary
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258		-​ [[image:1670471559211-638.png]]
	249	+​ [[image:image-20221021111025-10.png]]
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260	260
261	261	[[image:image-20221021111033-11.png||height="241" width="576"]]
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281	281
282	282	* (% style="color:#037691" %)**AT+SUBTOPIC=NSE01_SUB          ** (%%) ~/~/  Set the subscription topic of MQTT
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284		-​ [[image:1670471584490-640.png]]
	275	+​ [[image:image-20221118103445-7.png]]
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286	286
287	287	[[image:1670405928926-116.png]]
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301	301	* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5600   ** (%%) ~/~/  Set TCP server address and port
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303		-​ [[image:1670471613823-833.png]]
	294	+​ [[image:1670406036256-101.png||height="676" width="713"]]
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305	305
306	306	[[image:image-20221021111131-15.png]]
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367	367	* (% style="color:#037691" %)**Timestamp: **(%%)0x6390453d =1670399293 (Unix Time)
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369	369
	361	+
370	370	== 2.4  Payload Explanation and Sensor Interface ==
371	371
372	372	=== 2.4.1  Device ID ===
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482	482	* For each uplink probe, LED will be on for 500ms.
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484	484
	477	+
485	485	== 2.7  Distance alarm function ==
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487	487
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489	489
490	490	(% style="color:#037691" %)**Example 1:**
491	491
492		-AT+ ALARM1 =60,200  ~/~/ Alarm when distance1 lower than 60.
	485	+AT+ ALARM1 =60,200  ~/~/ Alarm when moisture lower than 60.
493	493
494	494	AT+ ALARM2 =min,max
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496	496
497	497	(% style="color:#037691" %)**Example 2:**
498	498
499		-AT+ ALARM2 =200,1500  ~/~/ Alarm when distance2 lower than 1500.
	492	+AT+ ALARM2 =200,1500  ~/~/ Alarm when temperature lower than 1500
500	500
501	501
502	502	== 2.8  Set the number of data to be uploaded and the recording time ==
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721	721	* NMDS200 NB-IoT Microwave Radar Distance Sensor x 1
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	717	+
724	724	= 9.  Support =
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726	726

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