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Last modified by Mengting Qiu on 2025/08/06 17:02
From version 173.7
edited by Xiaoling
on 2022/06/15 10:22
Change comment: There is no comment for this version
To version 167.2
edited by Xiaoling
on 2022/06/15 09:21
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -100,6 +100,7 @@
100 100  * IP66 Waterproof Enclosure
101 101  * 8500mAh Battery for long term use
102 102  
103 +
103 103  == 1.3  Suitable Container & Liquid ==
104 104  
105 105  * Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc.
... ... @@ -109,6 +109,7 @@
109 109  ** Pure non metal material: <10 mm
110 110  * Pure liquid without irregular deposition.
111 111  
113 +
112 112  == 1.4  Mechanical ==
113 113  
114 114  [[image:image-20220615090910-1.png]]
... ... @@ -129,7 +129,7 @@
129 129  
130 130  
131 131  
132 -(% style="color:blue" %)**Step 2**(%%):  Polish the installation point.
134 +(% style="color:blue" %)**Step 2**(%%): Polish the installation point.
133 133  
134 134  For Metal Surface with paint, it is important to polish the surface, first use crude sand paper to polish the paint level , then use exquisite sand paper to polish the metal level to make it shine & smooth.
135 135  
... ... @@ -138,24 +138,30 @@
138 138  
139 139  No polish needed if the container is shine metal surface without paint or non-metal container.
140 140  
141 -[[image:image-20220615092044-12.png]]
143 +[[image:image-20220615092044-12.png]]
142 142  
143 143  
146 +(% style="color:blue" %)**Step3: **(%%)Test the installation point.
144 144  
145 -(% style="color:blue" %)**Step3:   **(%%)Test the installation point.
146 -
147 147  Power on LDDS75, check if the blue LED is on, If the blue LED is on, means the sensor works. Then put ultrasonic coupling paste on the sensor and put it tightly on the installation point.
148 148  
149 149  
150 150  It is necessary to put the coupling paste between the sensor and the container, otherwise LDDS20 won’t detect the liquid level.
151 151  
152 -[[image:1655256160324-178.png]][[image:image-20220615092327-13.png]]
153 153  
154 154  
155 +|(((
156 +BLUE LED
157 +)))
158 +
159 +[[image:image-20220615091045-6.png]] [[image:image-20220615091045-7.png]]
160 +
161 +
162 +
155 155  After paste the LDDS20 well, power on LDDS20. In the first 30 seconds of booting, device will check the sensors status and BLUE LED will show the status as below. After 30 seconds, BLUE LED will be off to save battery life.
156 156  
157 157  
158 -(% style="color:red" %)**LED Status:**
166 +(% style="color:blue" %)LED Status:
159 159  
160 160  * Onboard LED: When power on device, the onboard LED will fast blink 4 times which means detect the sensor well.
161 161  
... ... @@ -164,64 +164,68 @@
164 164  
165 165  LDDS20 will enter into low power mode at 30 seconds after system reset or power on, Blue LED will be off after that.
166 166  
175 +Note 2:
167 167  
168 -(% style="color:red" %)**Note 2:**
177 +Ultrasonic coupling paste is subjected in most shipping way. So the default package doesn’t include it and user needs to purchase locally.
169 169  
170 -(% style="color:red" %)Ultrasonic coupling paste (%%) is subjected in most shipping way. So the default package doesn’t include it and user needs to purchase locally.
171 171  
180 +(% style="color:blue" %)**Step4: **(%%)Install use Epoxy ab glue.
172 172  
182 +[[image:image-20220615091045-8.png]]
173 173  
174 -(% style="color:blue" %)**Step4:   **(%%)Install use Epoxy ab glue.
175 -
176 176  Prepare Eproxy AB glue.
177 177  
186 +
178 178  Put Eproxy AB glue in the sensor and press it hard on the container installation point.
179 179  
189 +
180 180  Reset LDDS20 and see if the BLUE LED is slowly blinking.
181 181  
182 -[[image:image-20220615091045-8.png||height="226" width="380"]] [[image:image-20220615091045-9.png||height="239" width="339"]]
192 +[[image:image-20220615091045-9.png]]
183 183  
194 +(% style="color:red" %)Note1:
184 184  
185 -(% style="color:red" %)**Note 1:**
186 -
187 187  Eproxy AB glue needs 3~~ 5 minutes to stable attached. we can use other glue material to keep it in the position.
188 188  
189 189  
190 -(% style="color:red" %)**Note 2:**
199 +(% style="color:red" %)Note 2:
191 191  
192 -(% style="color:red" %)Eproxy AB glue(%%) is subjected in most shipping way. So the default package doesn’t include it and user needs to purchase locally.
201 +(% style="color:blue" %)Eproxy AB glue(%%) is subjected in most shipping way. So the default package doesn’t include it and user needs to purchase locally.
193 193  
194 194  
195 195  
196 -== 1.6 ​ Applications ==
197 197  
198 -* Smart liquid control solution.
199 -* Smart liquefied gas solution.
200 200  
201 -== 1.7  Precautions ==
202 202  
203 -* At room temperature, containers of different materials, such as steel, glass, iron, ceramics, non-foamed plastics and other dense materials, have different detection blind areas and detection limit heights.
204 -* For containers of the same material at room temperature, the detection blind zone and detection limit height are also different for the thickness of the container.
205 -* When the detected liquid level exceeds the effective detection value of the sensor, and the liquid level of the liquid to be measured shakes or tilts, the detected liquid height is unstable.
208 +== 1.5 ​ Applications ==
206 206  
207 -== 1.8  Pin mapping and power on ==
210 +* Horizontal distance measurement
211 +* Liquid level measurement
212 +* Parking management system
213 +* Object proximity and presence detection
214 +* Intelligent trash can management system
215 +* Robot obstacle avoidance
216 +* Automatic control
217 +* Sewer
218 +* Bottom water level monitoring
208 208  
220 +== 1.6  Pin mapping and power on ==
209 209  
210 -[[image:1655257026882-201.png]]
211 211  
223 +[[image:1654847583902-256.png]]
212 212  
213 213  
214 -= 2.  Configure LDDS20 to connect to LoRaWAN network =
215 215  
227 += 2.  Configure LDDS75 to connect to LoRaWAN network =
216 216  
217 217  == 2.1  How it works ==
218 218  
219 219  (((
220 -The LDDS20 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS20. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value.
232 +The LDDS75 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
221 221  )))
222 222  
223 223  (((
224 -In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0UsingtheATCommands"]]to set the keys in the LDDS20.
236 +In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS75.
225 225  )))
226 226  
227 227  
... ... @@ -233,7 +233,7 @@
233 233  )))
234 234  
235 235  (((
236 -[[image:1655257698953-697.png]]
248 +[[image:1654848616367-242.png]]
237 237  )))
238 238  
239 239  (((
... ... @@ -243,11 +243,11 @@
243 243  (((
244 244  
245 245  
246 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS20.
258 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
247 247  )))
248 248  
249 249  (((
250 -Each LDDS20 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
262 +Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
251 251  )))
252 252  
253 253  [[image:image-20220607170145-1.jpeg]]
... ... @@ -277,7 +277,6 @@
277 277  [[image:image-20220610161353-7.png]]
278 278  
279 279  
280 -
281 281  You can also choose to create the device manually.
282 282  
283 283   [[image:image-20220610161538-8.png]]
... ... @@ -290,17 +290,16 @@
290 290  
291 291  
292 292  
293 -(% style="color:blue" %)**Step 2**(%%):  Power on LDDS20
304 +(% style="color:blue" %)**Step 2**(%%): Power on LDDS75
294 294  
295 295  
296 296  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
297 297  
298 -[[image:image-20220615095102-14.png]]
309 +[[image:image-20220610161724-10.png]]
299 299  
300 300  
301 -
302 302  (((
303 -(% style="color:blue" %)**Step 3**(%%)**:**  The LDDS20 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
313 +(% style="color:blue" %)**Step 3**(%%)**:** The LDDS75 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
304 304  )))
305 305  
306 306  [[image:1654849068701-275.png]]
... ... @@ -311,10 +311,12 @@
311 311  
312 312  (((
313 313  (((
314 -LDDS20 will uplink payload via LoRaWAN with below payload format: 
324 +LDDS75 will uplink payload via LoRaWAN with below payload format: 
325 +)))
315 315  
316 -Uplink payload includes in total 8 bytes.
317 -Payload for firmware version v1.1.4. . Before v1.1.3, there is only 5 bytes: BAT and Distance(Please check manual v1.2.0 if you have 5 bytes payload).
327 +(((
328 +Uplink payload includes in total 4 bytes.
329 +Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
318 318  )))
319 319  )))
320 320  
... ... @@ -341,7 +341,7 @@
341 341  === 2.3.1  Battery Info ===
342 342  
343 343  
344 -Check the battery voltage for LDDS20.
356 +Check the battery voltage for LDDS75.
345 345  
346 346  Ex1: 0x0B45 = 2885mV
347 347  
... ... @@ -352,19 +352,20 @@
352 352  === 2.3.2  Distance ===
353 353  
354 354  (((
355 -Get the distance. Flat object range 20mm - 2000mm.
367 +Get the distance. Flat object range 280mm - 7500mm.
356 356  )))
357 357  
358 358  (((
359 -For example, if the data you get from the register is __0x06 0x05__, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0605(H) = 1541 (D) = 1541 mm.**
371 +For example, if the data you get from the register is 0x0B 0x05, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.**
360 360  )))
361 361  
362 -* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
363 -* If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
364 364  
375 +* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
376 +* If the sensor value lower than 0x0118 (280mm), the sensor value will be invalid. Since v1.1.4, all value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid.
377 +
365 365  === 2.3.3  Interrupt Pin ===
366 366  
367 -This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.2A0SetInterruptMode"]] for the hardware and software set up.
380 +This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3A0SetInterruptMode"]] for the hardware and software set up.
368 368  
369 369  **Example:**
370 370  
... ... @@ -410,96 +410,538 @@
410 410  The payload decoder function for TTN V3 is here:
411 411  
412 412  (((
413 -LDDS20 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS20/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
426 +LDDS75 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
414 414  )))
415 415  
416 416  
417 417  
418 -== 2.4  Downlink Payload ==
431 +== 2.4  Uplink Interval ==
419 419  
420 -By default, LDDS20 prints the downlink payload to console port.
433 +The LDDS75 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]]
421 421  
422 -[[image:image-20220615100930-15.png]]
423 423  
424 424  
425 -**Examples:**
437 +== 2.5  ​Show Data in DataCake IoT Server ==
426 426  
439 +(((
440 +[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
441 +)))
427 427  
428 -* (% style="color:blue" %)**Set TDC**
443 +(((
444 +
445 +)))
429 429  
430 -If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01.
447 +(((
448 +(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
449 +)))
431 431  
432 -Payload:    01 00 00 1E    TDC=30S
451 +(((
452 +(% style="color:blue" %)**Step 2**(%%)**: To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:**
453 +)))
433 433  
434 -Payload:    01 00 00 3C    TDC=60S
435 435  
456 +[[image:1654592790040-760.png]]
436 436  
437 -* (% style="color:blue" %)**Reset**
438 438  
439 -If payload = 0x04FF, it will reset the LDDS20
459 +[[image:1654592800389-571.png]]
440 440  
441 441  
442 -* (% style="color:blue" %)**CFM**
462 +(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
443 443  
444 -Downlink Payload: 05000001, Set AT+CFM=1 or 05000000 , set AT+CFM=0
464 +(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
445 445  
466 +[[image:1654851029373-510.png]]
446 446  
447 447  
448 -== 2.5  ​Show Data in DataCake IoT Server ==
469 +After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
449 449  
471 +[[image:image-20220610165129-11.png||height="595" width="1088"]]
472 +
473 +
474 +
475 +== 2.6  Frequency Plans ==
476 +
450 450  (((
451 -[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
478 +The LDDS75 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
452 452  )))
453 453  
481 +
482 +
483 +=== 2.6.1  EU863-870 (EU868) ===
484 +
454 454  (((
486 +(% style="color:blue" %)**Uplink:**
487 +)))
488 +
489 +(((
490 +868.1 - SF7BW125 to SF12BW125
491 +)))
492 +
493 +(((
494 +868.3 - SF7BW125 to SF12BW125 and SF7BW250
495 +)))
496 +
497 +(((
498 +868.5 - SF7BW125 to SF12BW125
499 +)))
500 +
501 +(((
502 +867.1 - SF7BW125 to SF12BW125
503 +)))
504 +
505 +(((
506 +867.3 - SF7BW125 to SF12BW125
507 +)))
508 +
509 +(((
510 +867.5 - SF7BW125 to SF12BW125
511 +)))
512 +
513 +(((
514 +867.7 - SF7BW125 to SF12BW125
515 +)))
516 +
517 +(((
518 +867.9 - SF7BW125 to SF12BW125
519 +)))
520 +
521 +(((
522 +868.8 - FSK
523 +)))
524 +
525 +(((
455 455  
456 456  )))
457 457  
458 458  (((
459 -(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
530 +(% style="color:blue" %)**Downlink:**
460 460  )))
461 461  
462 462  (((
463 -(% style="color:blue" %)**Step 2**(%%)**: To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:**
534 +Uplink channels 1-9 (RX1)
464 464  )))
465 465  
537 +(((
538 +869.525 - SF9BW125 (RX2 downlink only)
539 +)))
466 466  
467 -[[image:1654592790040-760.png]]
468 468  
469 469  
470 -[[image:1654592800389-571.png]]
543 +=== 2.6.2  US902-928(US915) ===
471 471  
545 +(((
546 +Used in USA, Canada and South America. Default use CHE=2
472 472  
473 -(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
548 +(% style="color:blue" %)**Uplink:**
474 474  
475 -(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.(% style="color:red" %)(Note: LDDS20 use same payload as LDDS75)(%%)**
550 +903.9 - SF7BW125 to SF10BW125
476 476  
477 -[[image:1654851029373-510.png]]
552 +904.1 - SF7BW125 to SF10BW125
478 478  
554 +904.3 - SF7BW125 to SF10BW125
479 479  
480 -After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
556 +904.5 - SF7BW125 to SF10BW125
481 481  
482 -[[image:image-20220610165129-11.png||height="595" width="1088"]]
558 +904.7 - SF7BW125 to SF10BW125
483 483  
560 +904.9 - SF7BW125 to SF10BW125
484 484  
562 +905.1 - SF7BW125 to SF10BW125
485 485  
486 -== 2.6  LED Indicator ==
564 +905.3 - SF7BW125 to SF10BW125
487 487  
488 -The LDDS20 has an internal LED which is to show the status of different state.
489 489  
567 +(% style="color:blue" %)**Downlink:**
490 490  
569 +923.3 - SF7BW500 to SF12BW500
570 +
571 +923.9 - SF7BW500 to SF12BW500
572 +
573 +924.5 - SF7BW500 to SF12BW500
574 +
575 +925.1 - SF7BW500 to SF12BW500
576 +
577 +925.7 - SF7BW500 to SF12BW500
578 +
579 +926.3 - SF7BW500 to SF12BW500
580 +
581 +926.9 - SF7BW500 to SF12BW500
582 +
583 +927.5 - SF7BW500 to SF12BW500
584 +
585 +923.3 - SF12BW500(RX2 downlink only)
586 +
587 +
588 +
589 +)))
590 +
591 +=== 2.6.3  CN470-510 (CN470) ===
592 +
593 +(((
594 +Used in China, Default use CHE=1
595 +)))
596 +
597 +(((
598 +(% style="color:blue" %)**Uplink:**
599 +)))
600 +
601 +(((
602 +486.3 - SF7BW125 to SF12BW125
603 +)))
604 +
605 +(((
606 +486.5 - SF7BW125 to SF12BW125
607 +)))
608 +
609 +(((
610 +486.7 - SF7BW125 to SF12BW125
611 +)))
612 +
613 +(((
614 +486.9 - SF7BW125 to SF12BW125
615 +)))
616 +
617 +(((
618 +487.1 - SF7BW125 to SF12BW125
619 +)))
620 +
621 +(((
622 +487.3 - SF7BW125 to SF12BW125
623 +)))
624 +
625 +(((
626 +487.5 - SF7BW125 to SF12BW125
627 +)))
628 +
629 +(((
630 +487.7 - SF7BW125 to SF12BW125
631 +)))
632 +
633 +(((
634 +
635 +)))
636 +
637 +(((
638 +(% style="color:blue" %)**Downlink:**
639 +)))
640 +
641 +(((
642 +506.7 - SF7BW125 to SF12BW125
643 +)))
644 +
645 +(((
646 +506.9 - SF7BW125 to SF12BW125
647 +)))
648 +
649 +(((
650 +507.1 - SF7BW125 to SF12BW125
651 +)))
652 +
653 +(((
654 +507.3 - SF7BW125 to SF12BW125
655 +)))
656 +
657 +(((
658 +507.5 - SF7BW125 to SF12BW125
659 +)))
660 +
661 +(((
662 +507.7 - SF7BW125 to SF12BW125
663 +)))
664 +
665 +(((
666 +507.9 - SF7BW125 to SF12BW125
667 +)))
668 +
669 +(((
670 +508.1 - SF7BW125 to SF12BW125
671 +)))
672 +
673 +(((
674 +505.3 - SF12BW125 (RX2 downlink only)
675 +)))
676 +
677 +
678 +
679 +=== 2.6.4  AU915-928(AU915) ===
680 +
681 +(((
682 +Default use CHE=2
683 +
684 +(% style="color:blue" %)**Uplink:**
685 +
686 +916.8 - SF7BW125 to SF12BW125
687 +
688 +917.0 - SF7BW125 to SF12BW125
689 +
690 +917.2 - SF7BW125 to SF12BW125
691 +
692 +917.4 - SF7BW125 to SF12BW125
693 +
694 +917.6 - SF7BW125 to SF12BW125
695 +
696 +917.8 - SF7BW125 to SF12BW125
697 +
698 +918.0 - SF7BW125 to SF12BW125
699 +
700 +918.2 - SF7BW125 to SF12BW125
701 +
702 +
703 +(% style="color:blue" %)**Downlink:**
704 +
705 +923.3 - SF7BW500 to SF12BW500
706 +
707 +923.9 - SF7BW500 to SF12BW500
708 +
709 +924.5 - SF7BW500 to SF12BW500
710 +
711 +925.1 - SF7BW500 to SF12BW500
712 +
713 +925.7 - SF7BW500 to SF12BW500
714 +
715 +926.3 - SF7BW500 to SF12BW500
716 +
717 +926.9 - SF7BW500 to SF12BW500
718 +
719 +927.5 - SF7BW500 to SF12BW500
720 +
721 +923.3 - SF12BW500(RX2 downlink only)
722 +
723 +
724 +
725 +)))
726 +
727 +=== 2.6.5  AS920-923 & AS923-925 (AS923) ===
728 +
729 +(((
730 +(% style="color:blue" %)**Default Uplink channel:**
731 +)))
732 +
733 +(((
734 +923.2 - SF7BW125 to SF10BW125
735 +)))
736 +
737 +(((
738 +923.4 - SF7BW125 to SF10BW125
739 +)))
740 +
741 +(((
742 +
743 +)))
744 +
745 +(((
746 +(% style="color:blue" %)**Additional Uplink Channel**:
747 +)))
748 +
749 +(((
750 +(OTAA mode, channel added by JoinAccept message)
751 +)))
752 +
753 +(((
754 +
755 +)))
756 +
757 +(((
758 +(% style="color:blue" %)**AS920~~AS923 for Japan, Malaysia, Singapore**:
759 +)))
760 +
761 +(((
762 +922.2 - SF7BW125 to SF10BW125
763 +)))
764 +
765 +(((
766 +922.4 - SF7BW125 to SF10BW125
767 +)))
768 +
769 +(((
770 +922.6 - SF7BW125 to SF10BW125
771 +)))
772 +
773 +(((
774 +922.8 - SF7BW125 to SF10BW125
775 +)))
776 +
777 +(((
778 +923.0 - SF7BW125 to SF10BW125
779 +)))
780 +
781 +(((
782 +922.0 - SF7BW125 to SF10BW125
783 +)))
784 +
785 +(((
786 +
787 +)))
788 +
789 +(((
790 +(% style="color:blue" %)**AS923 ~~ AS925 for Brunei, Cambodia, Hong Kong, Indonesia, Laos, Taiwan, Thailand, Vietnam**:
791 +)))
792 +
793 +(((
794 +923.6 - SF7BW125 to SF10BW125
795 +)))
796 +
797 +(((
798 +923.8 - SF7BW125 to SF10BW125
799 +)))
800 +
801 +(((
802 +924.0 - SF7BW125 to SF10BW125
803 +)))
804 +
805 +(((
806 +924.2 - SF7BW125 to SF10BW125
807 +)))
808 +
809 +(((
810 +924.4 - SF7BW125 to SF10BW125
811 +)))
812 +
813 +(((
814 +924.6 - SF7BW125 to SF10BW125
815 +)))
816 +
817 +(((
818 +
819 +)))
820 +
821 +(((
822 +(% style="color:blue" %)**Downlink:**
823 +)))
824 +
825 +(((
826 +Uplink channels 1-8 (RX1)
827 +)))
828 +
829 +(((
830 +923.2 - SF10BW125 (RX2)
831 +)))
832 +
833 +
834 +
835 +=== 2.6.6  KR920-923 (KR920) ===
836 +
837 +(((
838 +(% style="color:blue" %)**Default channel:**
839 +)))
840 +
841 +(((
842 +922.1 - SF7BW125 to SF12BW125
843 +)))
844 +
845 +(((
846 +922.3 - SF7BW125 to SF12BW125
847 +)))
848 +
849 +(((
850 +922.5 - SF7BW125 to SF12BW125
851 +)))
852 +
853 +(((
854 +
855 +)))
856 +
857 +(((
858 +(% style="color:blue" %)**Uplink: (OTAA mode, channel added by JoinAccept message)**
859 +)))
860 +
861 +(((
862 +922.1 - SF7BW125 to SF12BW125
863 +)))
864 +
865 +(((
866 +922.3 - SF7BW125 to SF12BW125
867 +)))
868 +
869 +(((
870 +922.5 - SF7BW125 to SF12BW125
871 +)))
872 +
873 +(((
874 +922.7 - SF7BW125 to SF12BW125
875 +)))
876 +
877 +(((
878 +922.9 - SF7BW125 to SF12BW125
879 +)))
880 +
881 +(((
882 +923.1 - SF7BW125 to SF12BW125
883 +)))
884 +
885 +(((
886 +923.3 - SF7BW125 to SF12BW125
887 +)))
888 +
889 +(((
890 +
891 +)))
892 +
893 +(((
894 +(% style="color:blue" %)**Downlink:**
895 +)))
896 +
897 +(((
898 +Uplink channels 1-7(RX1)
899 +)))
900 +
901 +(((
902 +921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
903 +)))
904 +
905 +
906 +
907 +=== 2.6.7  IN865-867 (IN865) ===
908 +
909 +(((
910 +(% style="color:blue" %)**Uplink:**
911 +)))
912 +
913 +(((
914 +865.0625 - SF7BW125 to SF12BW125
915 +)))
916 +
917 +(((
918 +865.4025 - SF7BW125 to SF12BW125
919 +)))
920 +
921 +(((
922 +865.9850 - SF7BW125 to SF12BW125
923 +)))
924 +
925 +(((
926 +
927 +)))
928 +
929 +(((
930 +(% style="color:blue" %)**Downlink:**
931 +)))
932 +
933 +(((
934 +Uplink channels 1-3 (RX1)
935 +)))
936 +
937 +(((
938 +866.550 - SF10BW125 (RX2)
939 +)))
940 +
941 +
942 +
943 +== 2.7  LED Indicator ==
944 +
945 +The LDDS75 has an internal LED which is to show the status of different state.
946 +
947 +
491 491  * Blink once when device power on.
492 492  * The device detects the sensor and flashes 5 times.
493 493  * Solid ON for 5 seconds once device successful Join the network.
494 494  * Blink once when device transmit a packet.
495 495  
953 +== 2.8  ​Firmware Change Log ==
496 496  
497 497  
498 -== 2.7  ​Firmware Change Log ==
499 -
500 -
501 501  (((
502 -**Firmware download link:  **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
957 +**Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
503 503  )))
504 504  
505 505  (((
... ... @@ -507,7 +507,7 @@
507 507  )))
508 508  
509 509  (((
510 -**Firmware Upgrade Method:  [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]**
965 +**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
511 511  )))
512 512  
513 513  
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