Last modified by Mengting Qiu on 2024/03/07 08:41
<
From version < 133.4 >
edited by Xiaoling
on 2022/06/10 16:28
To version < 138.6 >
edited by Xiaoling
on 2022/06/10 17:05
>
Change comment: There is no comment for this version

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... ... @@ -57,6 +57,8 @@
57 57  * IP66 Waterproof Enclosure
58 58  * 4000mAh or 8500mAh Battery for long term use
59 59  
60 +
61 +
60 60  == 1.3  Specification ==
61 61  
62 62  === 1.3.1  Rated environmental conditions ===
... ... @@ -80,6 +80,7 @@
80 80  (% style="display:none" %) (%%)
81 81  
82 82  
85 +
83 83  == 1.5 ​ Applications ==
84 84  
85 85  * Horizontal distance measurement
... ... @@ -93,6 +93,7 @@
93 93  * Bottom water level monitoring
94 94  
95 95  
99 +
96 96  == 1.6  Pin mapping and power on ==
97 97  
98 98  
... ... @@ -99,6 +99,7 @@
99 99  [[image:1654847583902-256.png]]
100 100  
101 101  
106 +
102 102  = 2.  Configure LDDS75 to connect to LoRaWAN network =
103 103  
104 104  == 2.1  How it works ==
... ... @@ -112,6 +112,7 @@
112 112  )))
113 113  
114 114  
120 +
115 115  == 2.2  ​Quick guide to connect to LoRaWAN server (OTAA) ==
116 116  
117 117  (((
... ... @@ -184,7 +184,7 @@
184 184  == 2.3  ​Uplink Payload ==
185 185  
186 186  (((
187 -LDDS75 will uplink payload via LoRaWAN with below payload format:
193 +LDDS75 will uplink payload via LoRaWAN with below payload format: 
188 188  
189 189  Uplink payload includes in total 4 bytes.
190 190  Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
... ... @@ -206,7 +206,7 @@
206 206  [[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]]
207 207  )))|[[Sensor Flag>>path:#Sensor_Flag]]
208 208  
209 -[[image:1654833689380-972.png]]
215 +[[image:1654850511545-399.png]]
210 210  
211 211  
212 212  
... ... @@ -213,7 +213,7 @@
213 213  === 2.3.1  Battery Info ===
214 214  
215 215  
216 -Check the battery voltage for LLDS12.
222 +Check the battery voltage for LDDS75.
217 217  
218 218  Ex1: 0x0B45 = 2885mV
219 219  
... ... @@ -221,49 +221,23 @@
221 221  
222 222  
223 223  
224 -=== 2.3.2  DS18B20 Temperature sensor ===
230 +=== 2.3.2  Distance ===
225 225  
226 -This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
232 +Get the distance. Flat object range 280mm - 7500mm.
227 227  
234 +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.**
228 228  
229 -**Example**:
230 230  
231 -If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
237 +* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
238 +* 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.
232 232  
233 -If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
234 234  
235 235  
236 236  
237 -=== 2.3.3  Distance ===
243 +=== 2.3.3  Interrupt Pin ===
238 238  
239 -Represents the distance value of the measurement output, the default unit is cm, and the value range parsed as a decimal number is 0-1200. In actual use, when the signal strength value Strength.
240 -
241 -
242 -**Example**:
243 -
244 -If the data you get from the register is 0x0B 0xEA, the distance between the sensor and the measured object is 0BEA(H) = 3050 (D)/10 = 305cm.
245 -
246 -
247 -
248 -=== 2.3.4  Distance signal strength ===
249 -
250 -Refers to the signal strength, the default output value will be between 0-65535. When the distance measurement gear is fixed, the farther the distance measurement is, the lower the signal strength; the lower the target reflectivity, the lower the signal strength. When Strength is greater than 100 and not equal to 65535, the measured value of Dist is considered credible.
251 -
252 -
253 -**Example**:
254 -
255 -If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible.
256 -
257 -Customers can judge whether they need to adjust the environment based on the signal strength.
258 -
259 -
260 -
261 -=== 2.3.5  Interrupt Pin ===
262 -
263 263  This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.2A0SetInterruptMode"]] for the hardware and software set up.
264 264  
265 -Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.6A0Pinmappingandpoweron"]].
266 -
267 267  **Example:**
268 268  
269 269  0x00: Normal uplink packet.
... ... @@ -272,52 +272,44 @@
272 272  
273 273  
274 274  
275 -=== 2.3.6  LiDAR temp ===
255 +=== 2.3.4  DS18B20 Temperature sensor ===
276 276  
277 -Characterize the internal temperature value of the sensor.
257 +This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
278 278  
279 -**Example: **
280 -If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
281 -If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
259 +**Example**:
282 282  
261 +If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
283 283  
263 +If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
284 284  
285 -=== 2.3.7  Message Type ===
265 +(% style="color:red" %)Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021.
286 286  
287 -(((
288 -For a normal uplink payload, the message type is always 0x01.
289 -)))
290 290  
291 -(((
292 -Valid Message Type:
293 -)))
294 294  
269 +=== 2.3.5  Sensor Flag ===
295 295  
296 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:499px" %)
297 -|=(% style="width: 160px;" %)**Message Type Code**|=(% style="width: 163px;" %)**Description**|=(% style="width: 173px;" %)**Payload**
298 -|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3A0200BUplinkPayload"]]
299 -|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H4.3A0GetFirmwareVersionInfo"]]
271 +0x01: Detect Ultrasonic Sensor
300 300  
301 -=== 2.3.8  Decode payload in The Things Network ===
273 +0x00: No Ultrasonic Sensor
302 302  
275 +
276 +===
277 +(% style="color:inherit; font-family:inherit" %)2.3.6  Decode payload in The Things Network(%%) ===
278 +
303 303  While using TTN network, you can add the payload format to decode the payload.
304 304  
305 305  
306 -[[image:1654592762713-715.png]]
282 +[[image:1654850829385-439.png]]
307 307  
308 -(((
309 -The payload decoder function for TTN is here:
310 -)))
284 +The payload decoder function for TTN V3 is here:
311 311  
312 -(((
313 -LLDS12 TTN Payload Decoder: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LLDS12/Decoder/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LLDS12/Decoder/]]
314 -)))
286 +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/]]
315 315  
316 316  
317 317  
318 318  == 2.4  Uplink Interval ==
319 319  
320 -The LLDS12 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"]]
292 +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"]]
321 321  
322 322  
323 323  
... ... @@ -348,47 +348,25 @@
348 348  
349 349  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
350 350  
351 -(% style="color:blue" %)**Step 4**(%%)**: Create LLDS12 product.**
323 +(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
352 352  
353 -[[image:1654832691989-514.png]]
325 +[[image:1654851029373-510.png]]
354 354  
355 355  
356 -[[image:1654592833877-762.png]]
328 +After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
357 357  
330 +[[image:image-20220610165129-11.png||height="595" width="1088"]]
358 358  
359 -[[image:1654832740634-933.png]]
360 360  
361 361  
362 -
363 -(((
364 -(% style="color:blue" %)**Step 5**(%%)**: add payload decode**
365 -)))
366 -
367 -(((
368 -
369 -)))
370 -
371 -[[image:1654833065139-942.png]]
372 -
373 -
374 -
375 -[[image:1654833092678-390.png]]
376 -
377 -
378 -
379 -After added, the sensor data arrive TTN, it will also arrive and show in Datacake.
380 -
381 -[[image:1654833163048-332.png]]
382 -
383 -
384 -
385 385  == 2.6  Frequency Plans ==
386 386  
387 387  (((
388 -The LLDS12 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.
337 +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.
389 389  )))
390 390  
391 391  
341 +
392 392  === 2.6.1  EU863-870 (EU868) ===
393 393  
394 394  (((
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452 452  === 2.6.2  US902-928(US915) ===
453 453  
454 454  (((
455 -Used in USA, Canada and South America. Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
456 -)))
405 +Used in USA, Canada and South America. Default use CHE=2
457 457  
458 -(((
459 -To make sure the end node supports all sub band by default. In the OTAA Join process, the end node will use frequency 1 from sub-band1, then frequency 1 from sub-band2, then frequency 1 from sub-band3, etc to process the OTAA join.
460 -)))
407 +(% style="color:blue" %)**Uplink:**
461 461  
462 -(((
463 -After Join success, the end node will switch to the correct sub band by:
464 -)))
409 +903.9 - SF7BW125 to SF10BW125
465 465  
466 -* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
467 -* Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
411 +904.1 - SF7BW125 to SF10BW125
468 468  
413 +904.3 - SF7BW125 to SF10BW125
414 +
415 +904.5 - SF7BW125 to SF10BW125
416 +
417 +904.7 - SF7BW125 to SF10BW125
418 +
419 +904.9 - SF7BW125 to SF10BW125
420 +
421 +905.1 - SF7BW125 to SF10BW125
422 +
423 +905.3 - SF7BW125 to SF10BW125
424 +
425 +
426 +(% style="color:blue" %)**Downlink:**
427 +
428 +923.3 - SF7BW500 to SF12BW500
429 +
430 +923.9 - SF7BW500 to SF12BW500
431 +
432 +924.5 - SF7BW500 to SF12BW500
433 +
434 +925.1 - SF7BW500 to SF12BW500
435 +
436 +925.7 - SF7BW500 to SF12BW500
437 +
438 +926.3 - SF7BW500 to SF12BW500
439 +
440 +926.9 - SF7BW500 to SF12BW500
441 +
442 +927.5 - SF7BW500 to SF12BW500
443 +
444 +923.3 - SF12BW500(RX2 downlink only)
445 +
446 +
447 +
448 +)))
449 +
469 469  === 2.6.3  CN470-510 (CN470) ===
470 470  
471 471  (((
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558 558  === 2.6.4  AU915-928(AU915) ===
559 559  
560 560  (((
561 -Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
562 -)))
542 +Default use CHE=2
563 563  
564 -(((
565 -To make sure the end node supports all sub band by default. In the OTAA Join process, the end node will use frequency 1 from sub-band1, then frequency 1 from sub-band2, then frequency 1 from sub-band3, etc to process the OTAA join.
566 -)))
544 +(% style="color:blue" %)**Uplink:**
567 567  
568 -(((
569 -
570 -)))
546 +916.8 - SF7BW125 to SF12BW125
571 571  
572 -(((
573 -After Join success, the end node will switch to the correct sub band by:
574 -)))
548 +917.0 - SF7BW125 to SF12BW125
575 575  
576 -* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
577 -* Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
550 +917.2 - SF7BW125 to SF12BW125
578 578  
552 +917.4 - SF7BW125 to SF12BW125
553 +
554 +917.6 - SF7BW125 to SF12BW125
555 +
556 +917.8 - SF7BW125 to SF12BW125
557 +
558 +918.0 - SF7BW125 to SF12BW125
559 +
560 +918.2 - SF7BW125 to SF12BW125
561 +
562 +
563 +(% style="color:blue" %)**Downlink:**
564 +
565 +923.3 - SF7BW500 to SF12BW500
566 +
567 +923.9 - SF7BW500 to SF12BW500
568 +
569 +924.5 - SF7BW500 to SF12BW500
570 +
571 +925.1 - SF7BW500 to SF12BW500
572 +
573 +925.7 - SF7BW500 to SF12BW500
574 +
575 +926.3 - SF7BW500 to SF12BW500
576 +
577 +926.9 - SF7BW500 to SF12BW500
578 +
579 +927.5 - SF7BW500 to SF12BW500
580 +
581 +923.3 - SF12BW500(RX2 downlink only)
582 +
583 +
584 +
585 +)))
586 +
579 579  === 2.6.5  AS920-923 & AS923-925 (AS923) ===
580 580  
581 581  (((
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