Last modified by Bei Jinggeng on 2024/05/31 09:53
<
From version < 100.2 >
edited by Xiaoling
on 2022/08/08 16:01
To version < 102.1 >
edited by David Huang
on 2022/09/08 17:53
>
Change comment: Uploaded new attachment "image-20220908175333-2.png", version {1}

Summary

Details

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Author
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1 -XWiki.Xiaoling
1 +XWiki.David
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16 16  
17 17  = 1.  Introduction =
18 18  
19 +
19 19  == 1.1 ​ What is NDDS75 Distance Detection Sensor ==
20 20  
21 21  (((
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72 72  
73 73  
74 74  
76 +
75 75  == 1.3  Specification ==
76 76  
77 77  
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80 80  * Supply Voltage: 2.1v ~~ 3.6v
81 81  * Operating Temperature: -40 ~~ 85°C
82 82  
85 +
86 +
83 83  (% style="color:#037691" %)**NB-IoT Spec:**
84 84  
85 85  * - B1 @H-FDD: 2100MHz
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89 89  * - B20 @H-FDD: 800MHz
90 90  * - B28 @H-FDD: 700MHz
91 91  
96 +
97 +
92 92  (% style="color:#037691" %)**Battery:**
93 93  
94 94  * Li/SOCI2 un-chargeable battery
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97 97  * Max continuously current: 130mA
98 98  * Max boost current: 2A, 1 second
99 99  
106 +
107 +
100 100  (% style="color:#037691" %)**Power Consumption**
101 101  
102 102  * STOP Mode: 10uA @ 3.3v
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104 104  
105 105  
106 106  
115 +
107 107  == ​1.4  Applications ==
108 108  
109 109  
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118 118  ​
119 119  
120 120  
130 +
131 +
121 121  == 1.5  Pin Definitions ==
122 122  
123 123  
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127 127  
128 128  = 2.  Use NDDS75 to communicate with IoT Server =
129 129  
141 +
130 130  == 2.1  How it works ==
131 131  
132 132  
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164 164  * The local NB-IoT network used the band that NDDS75 supports.
165 165  * Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
166 166  
179 +
180 +
167 167  (((
168 168  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.
169 169  )))
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200 200  
201 201  [[image:image-20220709092052-2.png]]
202 202  
217 +
203 203  **Connection:**
204 204  
205 205   (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
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223 223  
224 224  [[image:1657329814315-101.png]]
225 225  
241 +
226 226  (((
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/]]
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]]**
228 228  )))
229 229  
230 230  
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247 247  )))
248 248  * (((
249 249  (% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
266 +
267 +
268 +
250 250  )))
251 251  
252 252  (((
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256 256  [[image:1657330452568-615.png]]
257 257  
258 258  
278 +
259 259  (((
260 260  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.
261 261  )))
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271 271  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
272 272  * (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
273 273  
294 +
295 +
274 274  [[image:1657330501006-241.png]]
275 275  
276 276  
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289 289  * (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/Set the sending topic of MQTT
290 290  * (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/Set the subscription topic of MQTT
291 291  
314 +
315 +
292 292  [[image:1657249978444-674.png]]
293 293  
294 294  
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307 307  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
308 308  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
309 309  
334 +
335 +
310 310  [[image:image-20220709093918-1.png]]
311 311  
312 312  
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321 321  
322 322  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
323 323  
324 -(((
325 -(% style="color:red" %)**NOTE:**
326 -)))
327 327  
351 +
328 328  (((
329 -(% style="color:red" %)**1. By default, the device will send an uplink message every 1 hour.**
353 +(% style="color:red" %)**NOTE: By default, the device will send an uplink message every 1 hour.**
330 330  )))
331 331  
332 332  
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350 350  
351 351  [[image:1657331036973-987.png]]
352 352  
377 +
353 353  (((
354 354  The payload is ASCII string, representative same HEX:
355 355  )))
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394 394  
395 395  (((
396 396  User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
422 +
423 +
397 397  )))
398 398  
399 399  (((
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537 537  
538 538  (((
539 539  The 5V output time can be controlled by AT Command.
567 +
568 +
540 540  )))
541 541  
542 542  (((
543 543  (% style="color:blue" %)**AT+5VT=1000**
573 +
574 +
544 544  )))
545 545  
546 546  (((
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623 623  
624 624  
625 625  (((
626 -Download URL & Firmware Change log
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]]
627 627  )))
628 628  
629 629  (((
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/]]
661 +
631 631  )))
632 632  
633 -
634 634  (((
635 -Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
665 +Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
636 636  )))
637 637  
638 638  
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639 639  
640 640  == 2.8  ​Battery Analysis ==
641 641  
672 +
642 642  === 2.8.1  ​Battery Type ===
643 643  
644 644  
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730 730  
731 731  (((
732 732  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 +
733 733  )))
734 734  
735 735  [[image:1657333200519-600.png]]
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738 738  
739 739  = 4.  Using the AT Commands =
740 740  
774 +
741 741  == 4.1  Access AT Commands ==
742 742  
743 743  
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/]]
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]]
745 745  
746 746  
747 747  AT+<CMD>?  : Help on <CMD>
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817 817  
818 818  = ​5.  FAQ =
819 819  
854 +
820 820  == 5.1 ​ How to Upgrade Firmware ==
821 821  
822 822  
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836 836  
837 837  = 6.  Trouble Shooting =
838 838  
874 +
839 839  == 6.1  ​Connection problem when uploading firmware ==
840 840  
841 841  
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884 884  (((
885 885  
886 886  
923 +
887 887  (% style="color:#037691" %)**Dimension and weight**:
888 888  
889 889  * Device Size: 13.0 x 5 x 4.5 cm
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904 904  
905 905  * 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.
906 906  * 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]]
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