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7	7
8	8	**Table of Contents:**
9	9
	10	+{{toc/}}
10	10
11	11
12	12
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32	32
33	33	)))
34	34
35		-[[image:1654503236291-817.png]]
36		-
37		-
38	38	[[image:1657327959271-447.png]]
39	39
40	40
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56	56	* 8500mAh Battery for long term use
57	57
58	58
	57	+
59	59	== 1.3  Specification ==
60	60
61	61
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84	84	(% style="color:#037691" %)**Power Consumption**
85	85
86	86	* STOP Mode: 10uA @ 3.3v
87		-* Max transmit power: [[350mA@3.3v>>mailto:350mA@3.3v]]
	86	+* Max transmit power: 350mA@3.3v
88	88
89	89
90	90
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101	101	​
102	102
103	103
104		-
105	105	== 1.5  Pin Definitions ==
106	106
107	107
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214	214	(% style="color:red" %)Note: if you don't have CoAP server, you can refer this link to set up one: (%%)[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]]
215	215
216	216
	215	+(((
217	217	**Use below commands:**
	217	+)))
218	218
219		-* (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
220		-* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
221		-* (% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
	219	+* (((
	220	+(% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
	221	+)))
	222	+* (((
	223	+(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
	224	+)))
	225	+* (((
	226	+(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
	227	+)))
222	222
	229	+(((
223	223	For parameter description, please refer to AT command set
	231	+)))
224	224
225	225	[[image:1657330452568-615.png]]
226	226
227	227
	236	+(((
228	228	After configure the server address and (% style="color:green" %)**reset the device**(%%) (via AT+ATZ ), NDDS75 will start to uplink sensor values to CoAP server.
	238	+)))
229	229
230	230	[[image:1657330472797-498.png]]
231	231
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234	234	=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
235	235
236	236
237		-* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
	247	+* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
238	238	* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
239		-* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/If the server does not respond, this command is unnecessary
	249	+* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
240	240
241	241	[[image:1657330501006-241.png]]
242	242
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303	303
304	304
305	305	(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
306		-|=(% style="width: 60px;" %)(((
	316	+|=(% style="width: 80px;" %)(((
307	307	**Size(bytes)**
308		-)))|=(% style="width: 50px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 70px;" %)**1**|=(% style="width: 60px;" %)**2**|=(% style="width: 50px;" %)**1**
309		-|(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H2.4.1A0A0DeviceID"]]|(% style="width:41px" %)[[Ver>>||anchor="H2.4.2A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.4.3A0BatteryInfo"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H2.4.4A0SignalStrength"]]|(% style="width:108px" %)[[Distance (unit: mm)>>||anchor="H2.4.5A0SoilMoisture"]]|(% style="width:80px" %)[[Interrupt>>||anchor="H2.4.8A0DigitalInterrupt"]]
	318	+)))|=(% style="width: 80px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 110px;" %)**1**|=(% style="width: 110px;" %)**2**|=(% style="width: 70px;" %)**1**
	319	+|(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H2.4.1A0A0DeviceID"]]|(% style="width:41px" %)[[Ver>>||anchor="H2.4.2A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.4.3A0BatteryInfo"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H2.4.4A0SignalStrength"]]|(% style="width:120px" %)[[Distance (unit: mm)>>||anchor="H2.4.5A0Distance"]]|(% style="width:80px" %)[[Interrupt>>||anchor="H2.4.6A0DigitalInterrupt"]]
310	310
311	311	(((
312	312	If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data.
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341	341	)))
342	342	* (((
343	343	Interrupt: 0x00 = 0
344		-)))
345	345
346	346
	356	+
	357	+
	358	+)))
	359	+
347	347	== 2.4  Payload Explanation and Sensor Interface ==
348	348
349	349
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386	386	=== 2.4.3  Battery Info ===
387	387
388	388	(((
389		-Check the battery voltage for LSE01.
390		-)))
391		-
392		-(((
393	393	Ex1: 0x0B45 = 2885mV
394	394	)))
395	395
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431	431
432	432
433	433
434		-=== 2.4.5  Soil Moisture ===
	443	+=== 2.4.5  Distance ===
435	435
436	436	Get the distance. Flat object range 280mm - 7500mm.
437	437
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650	650	And the Life expectation in difference case will be shown on the right.
651	651	)))
652	652
653		-[[image:image-20220708141352-7.jpeg]]
	662	+[[image:image-20220709110451-3.png]]
654	654
655	655
656	656

image-20220709110451-3.png

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	1	+XWiki.Xiaoling

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