Last modified by Mengting Qiu on 2024/03/07 08:41
<
From version < 138.8 >
edited by Xiaoling
on 2022/06/10 17:07
To version < 133.3 >
edited by Xiaoling
on 2022/06/10 16:23
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... ... @@ -57,7 +57,6 @@
57 57  * IP66 Waterproof Enclosure
58 58  * 4000mAh or 8500mAh Battery for long term use
59 59  
60 -
61 61  == 1.3  Specification ==
62 62  
63 63  === 1.3.1  Rated environmental conditions ===
... ... @@ -72,23 +72,15 @@
72 72  
73 73  === 1.3.2  Effective measurement range Reference beam pattern ===
74 74  
75 -**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
74 +**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**[[image:image-20220610155021-2.png||height="440" width="1189"]]
76 76  
77 77  
78 -[[image:image-20220610155021-2.png||height="377" width="1021"]]
79 79  
78 +**(2)** The object to be tested is a "corrugated cardboard box" perpendicular to the central axis of 0 °, and the length * width is 60cm * 50cm.[[image:image-20220610155021-3.png||height="437" width="1192"]]
80 80  
81 -
82 -**(2)** **The object to be tested is a "corrugated cardboard box" perpendicular to the central axis of 0 °, and the length * width is 60cm * 50cm.**
83 -
84 84  (% style="display:none" %) (%%)
85 85  
86 -(% style="display:none" %)** **[[image:image-20220610155021-3.png||height="374" width="1020"]]
87 87  
88 -(% style="display:none" %) (%%)
89 -
90 -
91 -
92 92  == 1.5 ​ Applications ==
93 93  
94 94  * Horizontal distance measurement
... ... @@ -108,7 +108,6 @@
108 108  [[image:1654847583902-256.png]]
109 109  
110 110  
111 -
112 112  = 2.  Configure LDDS75 to connect to LoRaWAN network =
113 113  
114 114  == 2.1  How it works ==
... ... @@ -122,7 +122,6 @@
122 122  )))
123 123  
124 124  
125 -
126 126  == 2.2  ​Quick guide to connect to LoRaWAN server (OTAA) ==
127 127  
128 128  (((
... ... @@ -195,7 +195,7 @@
195 195  == 2.3  ​Uplink Payload ==
196 196  
197 197  (((
198 -LDDS75 will uplink payload via LoRaWAN with below payload format: 
187 +LDDS75 will uplink payload via LoRaWAN with below payload format:
199 199  
200 200  Uplink payload includes in total 4 bytes.
201 201  Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
... ... @@ -208,23 +208,23 @@
208 208  (% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
209 209  |=(% style="width: 62.5px;" %)(((
210 210  **Size (bytes)**
211 -)))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
212 -|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
213 -[[Distance>>||anchor="H2.3.3A0Distance"]]
200 +)))|=(% style="width: 62.5px;" %)**2**|=(% style="width: 62.5px;" %)**2**|=**2**|=**2**|=**1**|=**1**|=**1**
201 +|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(% style="width:62.5px" %)(((
202 +[[Temperature DS18B20>>||anchor="H2.3.2A0DS18B20Temperaturesensor"]]
203 +)))|[[Distance>>||anchor="H2.3.3A0Distance"]]|[[Distance signal strength>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
204 +[[Interrupt flag>>||anchor="H2.3.5A0InterruptPin"]]
205 +)))|[[LiDAR temp>>||anchor="H2.3.6A0LiDARtemp"]]|(((
206 +[[Message Type>>||anchor="H2.3.7A0MessageType"]]
207 +)))
214 214  
215 -(unit: mm)
216 -)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
217 -[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]]
218 -)))|[[Sensor Flag>>path:#Sensor_Flag]]
209 +[[image:1654833689380-972.png]]
219 219  
220 -[[image:1654850511545-399.png]]
221 221  
222 222  
223 -
224 224  === 2.3.1  Battery Info ===
225 225  
226 226  
227 -Check the battery voltage for LDDS75.
216 +Check the battery voltage for LLDS12.
228 228  
229 229  Ex1: 0x0B45 = 2885mV
230 230  
... ... @@ -232,22 +232,49 @@
232 232  
233 233  
234 234  
235 -=== 2.3.2  Distance ===
224 +=== 2.3.2  DS18B20 Temperature sensor ===
236 236  
237 -Get the distance. Flat object range 280mm - 7500mm.
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.
238 238  
239 -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.**
240 240  
229 +**Example**:
241 241  
242 -* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
243 -* 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.
231 +If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
244 244  
233 +If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
245 245  
246 246  
247 -=== 2.3.3  Interrupt Pin ===
248 248  
237 +=== 2.3.3  Distance ===
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 +
249 249  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.
250 250  
265 +Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.6A0Pinmappingandpoweron"]].
266 +
251 251  **Example:**
252 252  
253 253  0x00: Normal uplink packet.
... ... @@ -256,44 +256,52 @@
256 256  
257 257  
258 258  
259 -=== 2.3.4  DS18B20 Temperature sensor ===
275 +=== 2.3.6  LiDAR temp ===
260 260  
261 -This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
277 +Characterize the internal temperature value of the sensor.
262 262  
263 -**Example**:
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℃.
264 264  
265 -If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
266 266  
267 -If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
268 268  
269 -(% style="color:red" %)Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021.
285 +=== 2.3.7  Message Type ===
270 270  
287 +(((
288 +For a normal uplink payload, the message type is always 0x01.
289 +)))
271 271  
291 +(((
292 +Valid Message Type:
293 +)))
272 272  
273 -=== 2.3.5  Sensor Flag ===
274 274  
275 -0x01: Detect Ultrasonic Sensor
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"]]
276 276  
277 -0x00: No Ultrasonic Sensor
301 +=== 2.3.8  Decode payload in The Things Network ===
278 278  
279 -
280 -===
281 -(% style="color:inherit; font-family:inherit" %)2.3.6  Decode payload in The Things Network(%%) ===
282 -
283 283  While using TTN network, you can add the payload format to decode the payload.
284 284  
285 285  
286 -[[image:1654850829385-439.png]]
306 +[[image:1654592762713-715.png]]
287 287  
288 -The payload decoder function for TTN V3 is here:
308 +(((
309 +The payload decoder function for TTN is here:
310 +)))
289 289  
290 -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/]]
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 +)))
291 291  
292 292  
293 293  
294 294  == 2.4  Uplink Interval ==
295 295  
296 -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"]]
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"]]
297 297  
298 298  
299 299  
... ... @@ -324,25 +324,47 @@
324 324  
325 325  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
326 326  
327 -(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
351 +(% style="color:blue" %)**Step 4**(%%)**: Create LLDS12 product.**
328 328  
329 -[[image:1654851029373-510.png]]
353 +[[image:1654832691989-514.png]]
330 330  
331 331  
332 -After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
356 +[[image:1654592833877-762.png]]
333 333  
334 -[[image:image-20220610165129-11.png||height="595" width="1088"]]
335 335  
359 +[[image:1654832740634-933.png]]
336 336  
337 337  
338 -== 2.6  Frequency Plans ==
339 339  
340 340  (((
341 -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.
364 +(% style="color:blue" %)**Step 5**(%%)**: add payload decode**
342 342  )))
343 343  
367 +(((
368 +
369 +)))
344 344  
371 +[[image:1654833065139-942.png]]
345 345  
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 +== 2.6  Frequency Plans ==
386 +
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.
389 +)))
390 +
391 +
346 346  === 2.6.1  EU863-870 (EU868) ===
347 347  
348 348  (((
... ... @@ -406,51 +406,20 @@
406 406  === 2.6.2  US902-928(US915) ===
407 407  
408 408  (((
409 -Used in USA, Canada and South America. Default use CHE=2
455 +Used in USA, Canada and South America. Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
456 +)))
410 410  
411 -(% style="color:blue" %)**Uplink:**
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 +)))
412 412  
413 -903.9 - SF7BW125 to SF10BW125
414 -
415 -904.1 - SF7BW125 to SF10BW125
416 -
417 -904.3 - SF7BW125 to SF10BW125
418 -
419 -904.5 - SF7BW125 to SF10BW125
420 -
421 -904.7 - SF7BW125 to SF10BW125
422 -
423 -904.9 - SF7BW125 to SF10BW125
424 -
425 -905.1 - SF7BW125 to SF10BW125
426 -
427 -905.3 - SF7BW125 to SF10BW125
428 -
429 -
430 -(% style="color:blue" %)**Downlink:**
431 -
432 -923.3 - SF7BW500 to SF12BW500
433 -
434 -923.9 - SF7BW500 to SF12BW500
435 -
436 -924.5 - SF7BW500 to SF12BW500
437 -
438 -925.1 - SF7BW500 to SF12BW500
439 -
440 -925.7 - SF7BW500 to SF12BW500
441 -
442 -926.3 - SF7BW500 to SF12BW500
443 -
444 -926.9 - SF7BW500 to SF12BW500
445 -
446 -927.5 - SF7BW500 to SF12BW500
447 -
448 -923.3 - SF12BW500(RX2 downlink only)
449 -
450 -
451 -
462 +(((
463 +After Join success, the end node will switch to the correct sub band by:
452 452  )))
453 453  
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)
468 +
454 454  === 2.6.3  CN470-510 (CN470) ===
455 455  
456 456  (((
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543 543  === 2.6.4  AU915-928(AU915) ===
544 544  
545 545  (((
546 -Default use CHE=2
561 +Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
562 +)))
547 547  
548 -(% style="color:blue" %)**Uplink:**
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 +)))
549 549  
550 -916.8 - SF7BW125 to SF12BW125
551 -
552 -917.0 - SF7BW125 to SF12BW125
553 -
554 -917.2 - SF7BW125 to SF12BW125
555 -
556 -917.4 - SF7BW125 to SF12BW125
557 -
558 -917.6 - SF7BW125 to SF12BW125
559 -
560 -917.8 - SF7BW125 to SF12BW125
561 -
562 -918.0 - SF7BW125 to SF12BW125
563 -
564 -918.2 - SF7BW125 to SF12BW125
565 -
566 -
567 -(% style="color:blue" %)**Downlink:**
568 -
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 -
568 +(((
588 588  
589 589  )))
590 590  
572 +(((
573 +After Join success, the end node will switch to the correct sub band by:
574 +)))
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)
578 +
591 591  === 2.6.5  AS920-923 & AS923-925 (AS923) ===
592 592  
593 593  (((
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