Last modified by Bei Jinggeng on 2024/05/31 09:53
<
From version < 102.1 >
edited by David Huang
on 2022/09/08 17:53
To version < 100.3 >
edited by Xiaoling
on 2022/08/08 16:07
>
Change comment: There is no comment for this version

Summary

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Author
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1 -XWiki.David
1 +XWiki.Xiaoling
Content
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16 16  
17 17  = 1.  Introduction =
18 18  
19 -
20 20  == 1.1 ​ What is NDDS75 Distance Detection Sensor ==
21 21  
22 22  (((
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73 73  
74 74  
75 75  
76 -
77 77  == 1.3  Specification ==
78 78  
79 79  
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82 82  * Supply Voltage: 2.1v ~~ 3.6v
83 83  * Operating Temperature: -40 ~~ 85°C
84 84  
85 -
86 -
87 87  (% style="color:#037691" %)**NB-IoT Spec:**
88 88  
89 89  * - B1 @H-FDD: 2100MHz
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93 93  * - B20 @H-FDD: 800MHz
94 94  * - B28 @H-FDD: 700MHz
95 95  
96 -
97 -
98 98  (% style="color:#037691" %)**Battery:**
99 99  
100 100  * Li/SOCI2 un-chargeable battery
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103 103  * Max continuously current: 130mA
104 104  * Max boost current: 2A, 1 second
105 105  
106 -
107 -
108 108  (% style="color:#037691" %)**Power Consumption**
109 109  
110 110  * STOP Mode: 10uA @ 3.3v
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112 112  
113 113  
114 114  
115 -
116 116  == ​1.4  Applications ==
117 117  
118 118  
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127 127  ​
128 128  
129 129  
130 -
131 -
132 132  == 1.5  Pin Definitions ==
133 133  
134 134  
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138 138  
139 139  = 2.  Use NDDS75 to communicate with IoT Server =
140 140  
141 -
142 142  == 2.1  How it works ==
143 143  
144 144  
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176 176  * The local NB-IoT network used the band that NDDS75 supports.
177 177  * Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
178 178  
179 -
180 -
181 181  (((
182 182  Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NDDS75 will use CoAP((% style="color:red" %)120.24.4.116:5683)(%%) or raw UDP((% style="color:red" %)120.24.4.116:5601)(%%) or MQTT((% style="color:red" %)120.24.4.116:1883)(%%)or TCP((% style="color:red" %)120.24.4.116:5600)(%%)protocol to send data to the test server.
183 183  )))
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214 214  
215 215  [[image:image-20220709092052-2.png]]
216 216  
217 -
218 218  **Connection:**
219 219  
220 220   (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
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238 238  
239 239  [[image:1657329814315-101.png]]
240 240  
241 -
242 242  (((
243 -(% style="color:red" %)**Note: the valid AT Commands can be found at: **(%%)**[[https:~~/~~/www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0>>https://www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0]]**
227 +(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/]]
244 244  )))
245 245  
246 246  
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263 263  )))
264 264  * (((
265 265  (% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
266 -
267 -
268 -
269 269  )))
270 270  
271 271  (((
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275 275  [[image:1657330452568-615.png]]
276 276  
277 277  
278 -
279 279  (((
280 280  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.
281 281  )))
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291 291  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
292 292  * (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
293 293  
294 -
295 -
296 296  [[image:1657330501006-241.png]]
297 297  
298 298  
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311 311  * (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/Set the sending topic of MQTT
312 312  * (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/Set the subscription topic of MQTT
313 313  
314 -
315 -
316 316  [[image:1657249978444-674.png]]
317 317  
318 318  
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331 331  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
332 332  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
333 333  
334 -
335 -
336 336  [[image:image-20220709093918-1.png]]
337 337  
338 338  
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347 347  
348 348  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
349 349  
324 +(((
325 +(% style="color:red" %)**NOTE:**
326 +)))
350 350  
351 -
352 352  (((
353 -(% style="color:red" %)**NOTE: By default, the device will send an uplink message every 1 hour.**
329 +(% style="color:red" %)**1. By default, the device will send an uplink message every 1 hour.**
354 354  )))
355 355  
356 356  
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374 374  
375 375  [[image:1657331036973-987.png]]
376 376  
377 -
378 378  (((
379 379  The payload is ASCII string, representative same HEX:
380 380  )))
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419 419  
420 420  (((
421 421  User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
422 -
423 -
424 424  )))
425 425  
426 426  (((
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564 564  
565 565  (((
566 566  The 5V output time can be controlled by AT Command.
567 -
568 -
569 569  )))
570 570  
571 571  (((
572 572  (% style="color:blue" %)**AT+5VT=1000**
573 -
574 -
575 575  )))
576 576  
577 577  (((
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654 654  
655 655  
656 656  (((
657 -Download URL & Firmware Change log:  [[https:~~/~~/www.dropbox.com/sh/3hb94r49iszmstx/AADvSJcXxahEUfxqKWVnZx-La?dl=0>>https://www.dropbox.com/sh/3hb94r49iszmstx/AADvSJcXxahEUfxqKWVnZx-La?dl=0]]
626 +Download URL & Firmware Change log
658 658  )))
659 659  
660 660  (((
661 -
630 +[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/Firmware/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/Firmware/]]
662 662  )))
663 663  
633 +
664 664  (((
665 -Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
635 +Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
666 666  )))
667 667  
668 668  
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669 669  
670 670  == 2.8  ​Battery Analysis ==
671 671  
672 -
673 673  === 2.8.1  ​Battery Type ===
674 674  
675 675  
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761 761  
762 762  (((
763 763  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/]] 
764 -
765 -
766 766  )))
767 767  
768 768  [[image:1657333200519-600.png]]
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771 771  
772 772  = 4.  Using the AT Commands =
773 773  
774 -
775 775  == 4.1  Access AT Commands ==
776 776  
777 777  
778 -See this link for detail:  [[https:~~/~~/www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0>>https://www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0]]
744 +See this link for detail: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/]]
779 779  
780 780  
781 781  AT+<CMD>?  : Help on <CMD>
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851 851  
852 852  = ​5.  FAQ =
853 853  
854 -
855 855  == 5.1 ​ How to Upgrade Firmware ==
856 856  
857 857  
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871 871  
872 872  = 6.  Trouble Shooting =
873 873  
874 -
875 875  == 6.1  ​Connection problem when uploading firmware ==
876 876  
877 877  
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920 920  (((
921 921  
922 922  
923 -
924 924  (% style="color:#037691" %)**Dimension and weight**:
925 925  
926 926  * Device Size: 13.0 x 5 x 4.5 cm
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941 941  
942 942  * 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.
943 943  * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]]
944 -
945 -
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