Last modified by Bei Jinggeng on 2024/05/31 09:53
<
From version < 108.22 >
edited by Xiaoling
on 2023/12/14 17:30
To version < 111.1
edited by Bei Jinggeng
on 2024/05/31 09:53
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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1 +
2 +
1 1  (% style="text-align:center" %)
2 -[[image:image-20220709085040-1.png||height="542" width="524"]]
4 +[[image:image-20220709085040-1.png||_mstalt="429481" height="542" width="524"]]
3 3  
4 4  
5 5  
... ... @@ -50,7 +50,7 @@
50 50  
51 51  )))
52 52  
53 -[[image:1657327959271-447.png]]
55 +[[image:1657327959271-447.png||_mstalt="297700"]]
54 54  
55 55  
56 56  == 1.2 ​ Features ==
... ... @@ -69,7 +69,6 @@
69 69  * Micro SIM card slot for NB-IoT SIM
70 70  * 8500mAh Battery for long term use
71 71  
72 -
73 73  == 1.3  Specification ==
74 74  
75 75  
... ... @@ -100,7 +100,6 @@
100 100  * STOP Mode: 10uA @ 3.3v
101 101  * Max transmit power: 350mA@3.3v
102 102  
103 -
104 104  == ​1.4  Applications ==
105 105  
106 106  
... ... @@ -118,7 +118,7 @@
118 118  == 1.5  Pin Definitions ==
119 119  
120 120  
121 -[[image:1657328609906-564.png]]
121 +[[image:1657328609906-564.png||_mstalt="297440"]]
122 122  
123 123  
124 124  = 2.  Use NDDS75 to communicate with IoT Server =
... ... @@ -139,7 +139,7 @@
139 139  
140 140  )))
141 141  
142 -[[image:1657328659945-416.png]]
142 +[[image:1657328659945-416.png||_mstalt="297999"]]
143 143  
144 144  (((
145 145  
... ... @@ -163,7 +163,7 @@
163 163  )))
164 164  
165 165  
166 -[[image:1657328756309-230.png]]
166 +[[image:1657328756309-230.png||_mstalt="294515"]]
167 167  
168 168  
169 169  === 2.2.2 Insert SIM card ===
... ... @@ -177,10 +177,9 @@
177 177  User need to take out the NB-IoT module and insert the SIM card like below:
178 178  )))
179 179  
180 +[[image:1657328884227-504.png||_mstalt="295776"]]
180 180  
181 -[[image:1657328884227-504.png]]
182 182  
183 -
184 184  === 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
185 185  
186 186  
... ... @@ -190,7 +190,7 @@
190 190  )))
191 191  )))
192 192  
193 -[[image:image-20220709092052-2.png]]
192 +[[image:image-20220709092052-2.png||_mstalt="430235"]]
194 194  
195 195  
196 196  (% style="color:blue" %)**Connection:**
... ... @@ -214,7 +214,7 @@
214 214  Make sure the switch is in FLASH position, then power on device by connecting the jumper on NDDS75. NDDS75 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
215 215  )))
216 216  
217 -[[image:1657329814315-101.png]]
216 +[[image:1657329814315-101.png||_mstalt="292084"]]
218 218  
219 219  
220 220  (((
... ... @@ -250,17 +250,14 @@
250 250  
251 251  )))
252 252  
253 -[[image:1657330452568-615.png]]
252 +[[image:1657330452568-615.png||_mstalt="295555"]]
254 254  
255 255  
256 -
257 257  (((
258 258  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.
259 -
260 -
261 261  )))
262 262  
263 -[[image:1657330472797-498.png]]
259 +[[image:1657330472797-498.png||_mstalt="299481"]]
264 264  
265 265  
266 266  === 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
... ... @@ -268,12 +268,11 @@
268 268  
269 269  * (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/  Set to use UDP protocol to uplink
270 270  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/  to set UDP server address and port
271 -* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/  If the server does not respond, this command is unnecessary
272 272  
273 -[[image:1657330501006-241.png]]
268 +[[image:1657330501006-241.png||_mstalt="290121"]]
274 274  
275 275  
276 -[[image:1657330533775-472.png]]
271 +[[image:1657330533775-472.png||_mstalt="295763"]]
277 277  
278 278  
279 279  === 2.2.6 Use MQTT protocol to uplink data ===
... ... @@ -287,10 +287,10 @@
287 287  * (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/  Set the sending topic of MQTT
288 288  * (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/  Set the subscription topic of MQTT
289 289  
290 -[[image:1657249978444-674.png]]
285 +[[image:1657249978444-674.png||_mstalt="299377"]]
291 291  
292 292  
293 -[[image:1657330723006-866.png]]
288 +[[image:1657330723006-866.png||_mstalt="294996"]]
294 294  
295 295  
296 296  (((
... ... @@ -304,10 +304,10 @@
304 304  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/  Set to use TCP protocol to uplink
305 305  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/  to set TCP server address and port
306 306  
307 -[[image:image-20220709093918-1.png]]
302 +[[image:image-20220709093918-1.png||_mstalt="433706"]]
308 308  
309 309  
310 -[[image:image-20220709093918-2.png]]
305 +[[image:image-20220709093918-2.png||_mstalt="434070"]]
311 311  
312 312  
313 313  === 2.2.8 Change Update Interval ===
... ... @@ -337,11 +337,11 @@
337 337  
338 338  In this mode, uplink payload includes in total 14 bytes
339 339  
340 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:440px" %)
341 -|=(% style="width: 61px;background-color:#D9E2F3;color:#0070C0" %)(((
335 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:440px" %)
336 +|=(% style="width: 61px;background-color:#4F81BD;color:white" %)(((
342 342  **Size(bytes)**
343 -)))|=(% style="width: 61px;background-color:#D9E2F3;color:#0070C0" %)**6**|=(% style="width: 37px;background-color:#D9E2F3;color:#0070C0" %)2|=(% style="width: 37px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 82px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 102px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)**1**
344 -|(% 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"]]
338 +)))|=(% style="width: 61px;background-color:#4F81BD;color:white" %)**6**|=(% style="width: 37px;background-color:#4F81BD;color:white" %)2|=(% style="width: 37px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 82px;background-color:#4F81BD;color:white" %)**1**|=(% style="width: 102px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 60px;background-color:#4F81BD;color:white" %)**1**
339 +|(% 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"]]
345 345  
346 346  (((
347 347  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
... ... @@ -348,7 +348,7 @@
348 348  )))
349 349  
350 350  
351 -[[image:1657331036973-987.png]]
346 +[[image:1657331036973-987.png||_mstalt="298740"]]
352 352  
353 353  
354 354  The payload is **ASCII** string, representative same HEX:
... ... @@ -369,7 +369,6 @@
369 369  
370 370  * (% style="color:#037691" %)**Interrupt:**(%%) 0x00 = 0
371 371  
372 -
373 373  === 2.3.2  Since firmware v1.3.2 ===
374 374  
375 375  
... ... @@ -377,13 +377,13 @@
377 377  
378 378  Each time the device uploads a data package, 8 sets of recorded data will be attached. Up to 32 sets of recorded data can be uploaded.
379 379  
380 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:490px" %)
381 -|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**8**|(% style="background-color:#d9e2f3; color:#0070c0; width:25px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:25px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:25px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**4**
382 -|(% style="width:95px" %)**Value**|(% style="width:84px" %)Device ID|(% style="width:44px" %)Ver|(% style="width:48px" %)BAT|(% style="width:123px" %)Signal Strength|(% style="width:55px" %)MOD|(% style="width:80px" %)Interrupt|(% style="width:77px" %)Distance|(% style="width:94px" %)Timestamp|(% style="width:77px" %)Distance|(% style="width:116px" %)Timestamp.......
374 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:490px" %)
375 +|(% style="background-color:#4f81bd; color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:40px" %)**8**|(% style="background-color:#4f81bd; color:white; width:25px" %)**2**|(% style="background-color:#4f81bd; color:white; width:25px" %)**2**|(% style="background-color:#4f81bd; color:white; width:60px" %)**1**|(% style="background-color:#4f81bd; color:white; width:25px" %)**1**|(% style="background-color:#4f81bd; color:white; width:40px" %)**1**|(% style="background-color:#4f81bd; color:white; width:40px" %)**2**|(% style="background-color:#4f81bd; color:white; width:70px" %)**4**|(% style="background-color:#4f81bd; color:white; width:40px" %)**2**|(% style="background-color:#4f81bd; color:white; width:65px" %)**4**
376 +|(% style="width:95px" %)Value|(% style="width:84px" %)Device ID|(% style="width:44px" %)Ver|(% style="width:48px" %)BAT|(% style="width:123px" %)Signal Strength|(% style="width:55px" %)MOD|(% style="width:80px" %)Interrupt|(% style="width:77px" %)Distance|(% style="width:94px" %)Timestamp|(% style="width:77px" %)Distance|(% style="width:116px" %)Timestamp.......
383 383  
384 384  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
385 385  
386 -[[image:image-20220908175246-1.png]]
380 +[[image:image-20220908175246-1.png||_mstalt="432328"]]
387 387  
388 388  
389 389  The payload is ASCII string, representative same HEX:
... ... @@ -406,13 +406,12 @@
406 406  
407 407  * (% style="color:#037691" %)**Distance:**(%%) 0x0039= 57 = 57
408 408  
409 -* (% style="color:#037691" %)**Time stamp:**(%%) 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
403 +* (% _mstmutation="1" style="color:#037691" %)**Time stamp:**(%%) 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/||_mstmutation="1"]])
410 410  
411 411  * (% style="color:#037691" %)**Distance,Time stamp:**(%%) 00396319baf0
412 412  
413 413  * (% style="color:#037691" %)**8 sets of recorded data: Distance,Time stamp :**(%%) //**00396319ba3c**//,.......
414 414  
415 -
416 416  == 2.4  Payload Explanation and Sensor Interface ==
417 417  
418 418  === 2.4.1  Device ID ===
... ... @@ -580,8 +580,8 @@
580 580  
581 581  By default, NDDS75 prints the downlink payload to console port.
582 582  
583 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
584 -|(% style="background-color:#d9e2f3; color:#0070c0; width:208px" %)**Downlink Control Type**|(% style="background-color:#d9e2f3; color:#0070c0; width:56px" %)**FPort**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**Type Code**|(% style="background-color:#d9e2f3; color:#0070c0; width:154px" %)**Downlink payload size(bytes)**
576 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:515px" %)
577 +|(% style="background-color:#4f81bd; color:white; width:208px" %)**Downlink Control Type**|(% style="background-color:#4f81bd; color:white; width:56px" %)**FPort**|(% style="background-color:#4f81bd; color:white; width:100px" %)**Type Code**|(% style="background-color:#4f81bd; color:white; width:151px" %)**Downlink payload size(bytes)**
585 585  |(% style="width:208px" %)TDC (Transmit Time Interval)|(% style="width:56px" %)Any|(% style="width:100px" %)01|(% style="width:154px" %)4
586 586  |(% style="width:208px" %)RESET|(% style="width:56px" %)Any|(% style="width:100px" %)04|(% style="width:154px" %)2
587 587  |(% style="width:208px" %)INTMOD|(% style="width:56px" %)Any|(% style="width:100px" %)06|(% style="width:154px" %)4
... ... @@ -659,7 +659,7 @@
659 659  
660 660   The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
661 661  
662 -[[image:image-20221009001114-1.png||height="687" width="955"]]
655 +[[image:image-20221009001114-1.png||_mstalt="425269" height="687" width="955"]]
663 663  
664 664  
665 665  == 2.8  Read or Clear cached data ==
... ... @@ -670,7 +670,7 @@
670 670  * (% style="color:#037691" %)** AT+CDP ** (%%) ~/~/  Read cached data
671 671  * (% style="color:#037691" %)** AT+CDP=0**  (%%) ~/~/  Clear cached data
672 672  
673 -[[image:image-20220908175333-2.png]]
666 +[[image:image-20220908175333-2.png||_mstalt="431665"]]
674 674  
675 675  
676 676  == 2.9  ​LED Indicator ==
... ... @@ -717,12 +717,12 @@
717 717  )))
718 718  
719 719  (((
720 -The AT Command set can refer the BC35-G NB-IoT Module AT Command: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/]] 
713 +The AT Command set can refer the BC35-G NB-IoT Module AT Command: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/||_mstmutation="1"]] 
721 721  
722 722  
723 723  )))
724 724  
725 -[[image:1657333200519-600.png]]
718 +[[image:1657333200519-600.png||_mstalt="291603"]]
726 726  
727 727  
728 728  = 4.  Using the AT Commands =
... ... @@ -794,11 +794,7 @@
794 794  AT+URI            :  Resource parameters
795 795  
796 796  
797 -(% style="color:#037691" %)**UDP Management**
798 798  
799 -AT+CFM          :  Upload confirmation mode (only valid for UDP)
800 -
801 -
802 802  (% style="color:#037691" %)**MQTT Management**
803 803  
804 804  AT+CLIENT  :  Get or Set MQTT client
... ... @@ -865,6 +865,27 @@
865 865  This means sensor is trying to join the NB-IoT network but fail. Please see this link for **//[[trouble shooting for signal strenght:99>>doc:Main.CSQ\:99,99.WebHome]]//**.
866 866  
867 867  
857 +== 6.4 Why does the DDS75 sensor keep flashing blue? ==
858 +
859 +This is caused by the incompatibility between the latest firmware and the hardware.
860 +
861 +Please check your hardware production date
862 +
863 +The first two digits are the week of the year, and the last two digits are the year.
864 +
865 +The number 3322 is the first batch we changed the power IC.
866 +
867 +As shown below:
868 +
869 + [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20240531090837-1.png?rev=1.1||_mstalt="431418" alt="image-20240531090837-1.png"]]
870 +
871 +Have you updated the Lora ST's firmware? Please send downline 26 01 to check the version number.
872 +
873 +If it is v1.4.1 version, please modify a value according to the above four digits, the AT command is AT+POWERIC. The date after 3322 is AT+POWERIC=1, and the date before it is AT+POWERIC=0.
874 +
875 +Downlink is FF 01(AT+POWERIC=1);FF 00(AT+POWERIC=0).
876 +
877 +
868 868  = 7. ​ Order Info =
869 869  
870 870  

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