Last modified by Bei Jinggeng on 2024/05/31 09:53
<
From version < 97.22 >
edited by Xiaoling
on 2022/07/11 14:08
To version < 100.2 >
edited by Xiaoling
on 2022/08/08 16:01
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Summary

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Content
... ... @@ -56,6 +56,7 @@
56 56  
57 57  == 1.2 ​ Features ==
58 58  
59 +
59 59  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
60 60  * Ultra low power consumption
61 61  * Distance Detection by Ultrasonic technology
... ... @@ -69,6 +69,8 @@
69 69  * Micro SIM card slot for NB-IoT SIM
70 70  * 8500mAh Battery for long term use
71 71  
73 +
74 +
72 72  == 1.3  Specification ==
73 73  
74 74  
... ... @@ -99,8 +99,11 @@
99 99  * STOP Mode: 10uA @ 3.3v
100 100  * Max transmit power: 350mA@3.3v
101 101  
105 +
106 +
102 102  == ​1.4  Applications ==
103 103  
109 +
104 104  * Smart Buildings & Home Automation
105 105  * Logistics and Supply Chain Management
106 106  * Smart Metering
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123 123  
124 124  == 2.1  How it works ==
125 125  
132 +
126 126  (((
127 127  The NDDS75 is equipped with a NB-IoT module, the pre-loaded firmware in NDDS75 will get environment data from sensors and send the value to local NB-IoT network via the NB-IoT module.  The NB-IoT network will forward this value to IoT server via the protocol defined by NDDS75.
128 128  )))
... ... @@ -148,6 +148,7 @@
148 148  
149 149  === 2.2.1 Test Requirement ===
150 150  
158 +
151 151  (((
152 152  To use NDDS75 in your city, make sure meet below requirements:
153 153  )))
... ... @@ -157,7 +157,7 @@
157 157  * Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
158 158  
159 159  (((
160 -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
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.
161 161  )))
162 162  
163 163  
... ... @@ -167,6 +167,7 @@
167 167  
168 168  === 2.2.2 Insert SIM card ===
169 169  
178 +
170 170  (((
171 171  Insert the NB-IoT Card get from your provider.
172 172  )))
... ... @@ -182,6 +182,7 @@
182 182  
183 183  === 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
184 184  
194 +
185 185  (((
186 186  (((
187 187  User need to configure NDDS75 via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. NDDS75 support AT Commands, user can use a USB to TTL adapter to connect to NDDS75 and use AT Commands to configure it, as below.
... ... @@ -221,9 +221,10 @@
221 221  
222 222  === 2.2.4 Use CoAP protocol to uplink data ===
223 223  
224 -(% 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/]]
225 225  
235 +(% 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/]]**
226 226  
237 +
227 227  (((
228 228  **Use below commands:**
229 229  )))
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305 305  
306 306  === 2.2.8 Change Update Interval ===
307 307  
319 +
308 308  User can use below command to change the (% style="color:green" %)**uplink interval**.
309 309  
310 310  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
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314 314  )))
315 315  
316 316  (((
317 -(% style="color:red" %)1. 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.**
318 318  )))
319 319  
320 320  
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321 321  
322 322  == 2.3  Uplink Payload ==
323 323  
336 +
324 324  In this mode, uplink payload includes in total 14 bytes
325 325  
326 326  
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374 374  
375 375  === 2.4.1  Device ID ===
376 376  
390 +
377 377  (((
378 378  By default, the Device ID equal to the last 6 bytes of IMEI.
379 379  )))
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398 398  
399 399  === 2.4.2  Version Info ===
400 400  
415 +
401 401  (((
402 402  Specify the software version: 0x64=100, means firmware version 1.00.
403 403  )))
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410 410  
411 411  === 2.4.3  Battery Info ===
412 412  
428 +
413 413  (((
414 414  Ex1: 0x0B45 = 2885mV
415 415  )))
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422 422  
423 423  === 2.4.4  Signal Strength ===
424 424  
441 +
425 425  (((
426 426  NB-IoT Network signal Strength.
427 427  )))
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454 454  
455 455  === 2.4.5  Distance ===
456 456  
474 +
457 457  Get the distance. Flat object range 280mm - 7500mm.
458 458  
459 459  (((
... ... @@ -476,6 +476,7 @@
476 476  
477 477  === 2.4.6  Digital Interrupt ===
478 478  
497 +
479 479  (((
480 480  Digital Interrupt refers to pin (% style="color:blue" %)**GPIO_EXTI**(%%), and there are different trigger methods. When there is a trigger, the NDDS75 will send a packet to the server.
481 481  )))
... ... @@ -510,6 +510,7 @@
510 510  
511 511  === 2.4.7  ​+5V Output ===
512 512  
532 +
513 513  (((
514 514  NDDS75 will enable +5V output before all sampling and disable the +5v after all sampling. 
515 515  )))
... ... @@ -531,6 +531,7 @@
531 531  
532 532  == 2.5  Downlink Payload ==
533 533  
554 +
534 534  By default, NDDS75 prints the downlink payload to console port.
535 535  
536 536  [[image:image-20220709100028-1.png]]
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645 645  
646 646  === 2.8.2  Power consumption Analyze ===
647 647  
669 +
648 648  (((
649 649  Dragino battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
650 650  )))
... ... @@ -683,6 +683,7 @@
683 683  
684 684  === 2.8.3  ​Battery Note ===
685 685  
708 +
686 686  (((
687 687  The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased.
688 688  )))
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691 691  
692 692  === 2.8.4  Replace the battery ===
693 693  
717 +
694 694  (((
695 695  The default battery pack of NDDS75 includes a ER26500 plus super capacitor. If user can't find this pack locally, they can find ER26500 or equivalence without the SPC1520 capacitor, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes).
696 696  )))
... ... @@ -699,6 +699,7 @@
699 699  
700 700  = 3. ​ Access NB-IoT Module =
701 701  
726 +
702 702  (((
703 703  Users can directly access the AT command set of the NB-IoT module.
704 704  )))
... ... @@ -715,6 +715,7 @@
715 715  
716 716  == 4.1  Access AT Commands ==
717 717  
743 +
718 718  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/]]
719 719  
720 720  
... ... @@ -803,7 +803,7 @@
803 803  )))
804 804  
805 805  (((
806 -(% style="color:red" %)Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update.
832 +(% style="color:red" %)**Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update.**
807 807  )))
808 808  
809 809  
... ... @@ -825,6 +825,7 @@
825 825  
826 826  == 6.2  AT Command input doesn't work ==
827 827  
854 +
828 828  (((
829 829  In the case if user can see the console output but can't type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn't send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
830 830  
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874 874  
875 875  = 9.  Support =
876 876  
904 +
877 877  * 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.
878 878  * 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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