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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 113.5
edited by Xiaoling
on 2023/11/10 09:51
Change comment: There is no comment for this version
To version 118.2
edited by Xiaoling
on 2023/11/28 14:00
Change comment: There is no comment for this version

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... ... @@ -22,7 +22,7 @@
22 22  == 1.1 What is LoRaWAN Smart Distance Detector ==
23 23  
24 24  
25 -The Dragino (% style="color:blue" %)**DS20L is a smart distance detector**(%%) base on long-range wireless LoRaWAN technology. It uses (% style="color:blue" %)**LiDAR sensor**(%%) to detect the distance between DS20L and object, then DS20L will send the distance data to the IoT Platform via LoRaWAN.
25 +The Dragino (% style="color:blue" %)**DS20L is a smart distance detector**(%%) base on long-range wireless LoRaWAN technology. It uses (% style="color:blue" %)**LiDAR sensor**(%%) to detect the distance between DS20L and object, then DS20L will send the distance data to the IoT Platform via LoRaWAN. DS20L can measure range between 3cm ~~ 200cm.
26 26  
27 27  DS20L allows users to send data and reach extremely long ranges via LoRaWAN. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current 
28 28  consumption. It targets professional wireless sensor network applications such smart cities, building automation, and so on.
... ... @@ -31,9 +31,8 @@
31 31  
32 32  DS20L is fully compatible with (% style="color:blue" %)**LoRaWAN v1.0.3 Class A protocol**(%%), it can work with a standard LoRaWAN gateway.
33 33  
34 -DS20L supports (% style="color:blue" %)**Datalog feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
35 35  
36 -[[image:image-20231110091506-4.png||height="391" width="768"]]
35 +[[image:image-20231110102635-5.png||height="402" width="807"]]
37 37  
38 38  
39 39  == 1.2 ​Features ==
... ... @@ -45,7 +45,6 @@
45 45  * AT Commands to change parameters
46 46  * Remotely configure parameters via LoRaWAN Downlink
47 47  * Alarm & Counting mode
48 -* Datalog Feature
49 49  * Firmware upgradable via program port or LoRa protocol
50 50  * Built-in 2400mAh battery or power by external power source
51 51  
... ... @@ -62,16 +62,25 @@
62 62  * ToF FoV: ±9°, Total 18°
63 63  * Light source: VCSEL
64 64  
63 +== 1.4 Power Consumption ==
65 65  
66 -(% style="display:none" %)
67 67  
66 +(% style="color:#037691" %)**Battery Power Mode:**
68 68  
68 +* Idle: 0.003 mA @ 3.3v
69 +* Max : 360 mA
70 +
71 +(% style="color:#037691" %)**Continuously mode**:
72 +
73 +* Idle: 21 mA @ 3.3v
74 +* Max : 360 mA
75 +
69 69  = 2. Configure DS20L to connect to LoRaWAN network =
70 70  
71 71  == 2.1 How it works ==
72 72  
73 73  
74 -The LDS12-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the LDS12-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
81 +The DS20L is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the DS20L. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
75 75  
76 76  (% style="display:none" %) (%%)
77 77  
... ... @@ -80,15 +80,14 @@
80 80  
81 81  Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LPS8v2>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]] as a LoRaWAN gateway in this example.
82 82  
83 -The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
90 +The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.(% style="display:none" %)
84 84  
85 -[[image:image-20231110091447-3.png||height="383" width="752"]](% style="display:none" %)
92 +[[image:image-20231110102635-5.png||height="402" width="807"]](% style="display:none" %)
86 86  
94 +(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DS20L.
87 87  
88 -(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from LDS12-LB.
96 +Each DS20L is shipped with a sticker with the default device EUI as below:
89 89  
90 -Each LDS12-LB is shipped with a sticker with the default device EUI as below:
91 -
92 92  [[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
93 93  
94 94  
... ... @@ -116,10 +116,11 @@
116 116  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-6.png?width=744&height=485&rev=1.1||alt="图片-20220611161308-6.png"]]
117 117  
118 118  
119 -(% style="color:blue" %)**Step 2:**(%%) Activate on LDS12-LB
125 +(% style="color:blue" %)**Step 2:**(%%) Activate on DS20L
120 120  
127 +[[image:image-20231128133704-1.png||height="189" width="441"]]
121 121  
122 -Press the button for 5 seconds to activate the LDS12-LB.
129 +Press the button for 5 seconds to activate the DS20L.
123 123  
124 124  (% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:blue" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network. (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
125 125  
... ... @@ -131,7 +131,7 @@
131 131  === 2.3.1 Device Status, FPORT~=5 ===
132 132  
133 133  
134 -Users can use the downlink command(**0x26 01**) to ask LDS12-LB to send device configure detail, include device configure status. LDS12-LB will uplink a payload via FPort=5 to server.
141 +Users can use the downlink command(**0x26 01**) to ask DS20L to send device configure detail, include device configure status. DS20L will uplink a payload via FPort=5 to server.
135 135  
136 136  The Payload format is as below.
137 137  
... ... @@ -143,9 +143,9 @@
143 143  
144 144  Example parse in TTNv3
145 145  
146 -[[image:image-20230805103904-1.png||height="131" width="711"]]
153 +[[image:1701149922873-259.png]]
147 147  
148 -(% style="color:blue" %)**Sensor Model**(%%): For LDS12-LB, this value is 0x24
155 +(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
149 149  
150 150  (% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
151 151  
... ... @@ -200,7 +200,7 @@
200 200  
201 201  
202 202  (((
203 -LDS12-LB will send this uplink **after** Device Status once join the LoRaWAN network successfully. And LDS12-LB will:
210 +DS20L will send this uplink **after** Device Status once join the LoRaWAN network successfully. And DS20L will:
204 204  
205 205  periodically send this uplink every 20 minutes, this interval [[can be changed>>||anchor="H3.3.1SetTransmitIntervalTime"]].
206 206  
... ... @@ -225,7 +225,7 @@
225 225  ==== (% style="color:blue" %)**Battery Info**(%%) ====
226 226  
227 227  
228 -Check the battery voltage for LDS12-LB.
235 +Check the battery voltage for DS20L.
229 229  
230 230  Ex1: 0x0B45 = 2885mV
231 231  
... ... @@ -289,7 +289,7 @@
289 289  
290 290  This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3.2SetInterruptMode"]] for the hardware and software set up.
291 291  
292 -Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.8PinDefinitions"]] of GPIO_EXTI .
299 +Note: The Internet Pin is a separate pin in the screw terminal. See pin mapping of GPIO_EXTI .
293 293  
294 294  **Example:**
295 295  
... ... @@ -330,7 +330,7 @@
330 330  === 2.3.3 Historical measuring distance, FPORT~=3 ===
331 331  
332 332  
333 -LDS12-LB stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]].
340 +DS20L stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]].
334 334  
335 335  The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
336 336  
... ... @@ -355,7 +355,7 @@
355 355  )))
356 356  
357 357  * (((
358 -Each data entry is 11 bytes and has the same structure as [[Uplink Payload>>||anchor="H2.3.2UplinkPayload2CFPORT3D2"]], to save airtime and battery, LDS12-LB will send max bytes according to the current DR and Frequency bands.
365 +Each data entry is 11 bytes and has the same structure as [[Uplink Payload>>||anchor="H2.3.2UplinkPayload2CFPORT3D2"]], to save airtime and battery, DS20L will send max bytes according to the current DR and Frequency bands.
359 359  )))
360 360  
361 361  For example, in the US915 band, the max payload for different DR is:
... ... @@ -368,7 +368,7 @@
368 368  
369 369  **d) DR3:** total payload includes 22 entries of data.
370 370  
371 -If LDS12-LB doesn't have any data in the polling time. It will uplink 11 bytes of 0
378 +If DS20L doesn't have any data in the polling time. It will uplink 11 bytes of 0
372 372  
373 373  
374 374  **Downlink:**
... ... @@ -422,7 +422,7 @@
422 422  )))
423 423  
424 424  (((
425 -LDS12-LB TTN Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
432 +DS20L TTN Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
426 426  )))
427 427  
428 428  
... ... @@ -451,7 +451,7 @@
451 451  
452 452  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
453 453  
454 -(% style="color:blue" %)**Step 4**(%%)**: Search the LDS12-LB and add DevEUI.**
461 +(% style="color:blue" %)**Step 4**(%%)**: Search the DS20L and add DevEUI.**
455 455  
456 456  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654851029373-510.png?rev=1.1||alt="1654851029373-510.png"]]
457 457  
... ... @@ -461,94 +461,20 @@
461 461  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610165129-11.png?width=1088&height=595&rev=1.1||alt="image-20220610165129-11.png"]]
462 462  
463 463  
464 -== 2.5 Datalog Feature ==
471 +== 2.5 Frequency Plans ==
465 465  
466 466  
467 -Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LDS12-LB will store the reading for future retrieving purposes.
474 +The DS20L 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.
468 468  
469 -
470 -=== 2.5.1 Ways to get datalog via LoRaWAN ===
471 -
472 -
473 -Set PNACKMD=1, LDS12-LB will wait for ACK for every uplink, when there is no LoRaWAN network,LDS12-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
474 -
475 -* (((
476 -a) LDS12-LB will do an ACK check for data records sending to make sure every data arrive server.
477 -)))
478 -* (((
479 -b) LDS12-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but LDS12-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if LDS12-LB gets a ACK, LDS12-LB will consider there is a network connection and resend all NONE-ACK messages.
480 -)))
481 -
482 -
483 -
484 -=== 2.5.2 Unix TimeStamp ===
485 -
486 -
487 -LDS12-LB uses Unix TimeStamp format based on
488 -
489 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220523001219-11.png?width=627&height=97&rev=1.1||alt="图片-20220523001219-11.png" height="97" width="627"]]
490 -
491 -User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
492 -
493 -Below is the converter example
494 -
495 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220523001219-12.png?width=720&height=298&rev=1.1||alt="图片-20220523001219-12.png" height="298" width="720"]]
496 -
497 -
498 -So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
499 -
500 -
501 -=== 2.5.3 Set Device Time ===
502 -
503 -
504 -User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
505 -
506 -Once LDS12-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LDS12-LB. If LDS12-LB fails to get the time from the server, LDS12-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
507 -
508 -(% style="color:red" %)**Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.**
509 -
510 -
511 -=== 2.5.4 Poll sensor value ===
512 -
513 -
514 -Users can poll sensor values based on timestamps. Below is the downlink command.
515 -
516 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
517 -|(% colspan="4" style="background-color:#4f81bd; color:white; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
518 -|(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
519 -|(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
520 -
521 -(((
522 -Timestamp start and Timestamp end-use Unix TimeStamp format as mentioned above. Devices will reply with all data logs during this period, using the uplink interval.
523 -)))
524 -
525 -(((
526 -For example, downlink command [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/CPL01%20LoRaWAN%20Outdoor%20PulseContact%20%20Sensor%20Manual/WebHome/image-20220518162852-1.png?rev=1.1||alt="image-20220518162852-1.png"]]
527 -)))
528 -
529 -(((
530 -Is to check 2021/11/12 12:00:00 to 2021/11/12 15:00:00's data
531 -)))
532 -
533 -(((
534 -Uplink Internal =5s，means LDS12-LB will send one packet every 5s. range 5~~255s.
535 -)))
536 -
537 -
538 -== 2.6 Frequency Plans ==
539 -
540 -
541 -The LDS12-LB 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.
542 -
543 543  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
544 544  
545 545  
546 -(% style="color:inherit; font-family:inherit; font-size:29px" %)3. Configure LDS12-LB
479 += 3. Configure DS20L =
547 547  
548 548  == 3.1 Configure Methods ==
549 549  
550 550  
551 -LDS12-LB supports below configure method:
484 +DS20L supports below configure method:
552 552  
553 553  * AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
554 554  
... ... @@ -570,10 +570,10 @@
570 570  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
571 571  
572 572  
573 -== 3.3 Commands special design for LDS12-LB ==
506 +== 3.3 Commands special design for DS20L ==
574 574  
575 575  
576 -These commands only valid for LDS12-LB, as below:
509 +These commands only valid for DS20L, as below:
577 577  
578 578  
579 579  === 3.3.1 Set Transmit Interval Time ===
... ... @@ -615,12 +615,10 @@
615 615  Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
616 616  )))
617 617  * (((
618 -Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds 
619 -
620 -
621 -
551 +Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
622 622  )))
623 623  
554 +
624 624  === 3.3.2 Set Interrupt Mode ===
625 625  
626 626  
... ... @@ -638,7 +638,7 @@
638 638  the mode is 0 =Disable Interrupt
639 639  )))
640 640  |(% style="width:154px" %)(((
641 -AT+INTMOD=2
572 +AT+INTMOD=3
642 642  
643 643  (default)
644 644  )))|(% style="width:196px" %)(((
... ... @@ -660,10 +660,77 @@
660 660  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
661 661  
662 662  
594 +
595 +== 3.3.3 Set work mode ==
596 +
597 +
598 +Feature: Switch working mode
599 +
600 +(% style="color:blue" %)**AT Command: AT+MOD**
601 +
602 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:463px" %)
603 +|=(% style="width: 162px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 193px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 108px;background-color:#4F81BD;color:white" %)**Response**
604 +|(% style="width:162px" %)AT+MOD=?|(% style="width:191px" %)Get the current working mode.|(% style="width:106px" %)OK
605 +|(% style="width:162px" %)AT+MOD=1|(% style="width:191px" %)Set the working mode to Regular measurements.|(% style="width:106px" %)(((
606 +OK
607 +
608 +Attention:Take effect after ATZ
609 +)))
610 +
611 +(% style="color:blue" %)**Downlink Command:**
612 +
613 +* **Example: **0x0A00  ~/~/  Same as AT+MOD=0
614 +
615 +* **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
616 +
617 +
618 +=== 3.3.4 Set threshold and threshold mode ===
619 +
620 +
621 +Feature, Set threshold and threshold mode
622 +
623 +When **AT+DOL=0,0,0,0,400** is set, No threshold is used, the sampling time is 400ms.
624 +
625 +**AT Command: AT+DOL**
626 +
627 +(% border="1" cellspacing="4" style="width:571.818px" %)
628 +|(% style="width:172px" %)**Command Example**|(% style="width:279px" %)**Function**|(% style="width:118px" %)**Response**
629 +|(% style="width:172px" %)AT+ DOL =?|(% style="width:279px" %)Get the current threshold mode and sampling time|(% style="width:118px" %)(((
630 +0,0,0,0,400
631 +
632 +OK
633 +)))
634 +|(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
635 +
636 +
637 +(% border="1" cellspacing="4" style="width:668.818px" %)
638 +|(% rowspan="11" style="width:166px" %)**AT+DOL=5,1800,0,0,400**|(% rowspan="6" style="width:226px" %)The first bit sets the limit mode|(% style="width:251px" %)0:Do not use upper and lower limits
639 +|(% style="width:251px" %)1:Use upper and lower limits
640 +|(% style="width:251px" %)2:Less than the lower limit
641 +|(% style="width:251px" %)3:Greater than the lower limit
642 +|(% style="width:251px" %)4:Less than the upper limit
643 +|(% style="width:251px" %)5: Greater than the upper limit
644 +|(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
645 +|(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
646 +|(% rowspan="2" style="width:226px" %)The fourth bit sets the over-limit alarm or person or object count.|(% style="width:251px" %)0 Over-limit alarm, DO output is high
647 +|(% style="width:251px" %)1 Person or object counting statistics
648 +|(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
649 +0~~10000ms
650 +
651 +
652 +)))
653 +
654 +**Downlink Command: 0x07**
655 +
656 +Format: Command Code (0x07) followed by 9bytes.
657 +
658 +* Example 0: Downlink Payload: 070000000000000190  **~-~-->**  AT+MOD=0,0,0,0,400
659 +* Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
660 +
663 663  = 4. Battery & Power Consumption =
664 664  
665 665  
666 -LDS12-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
664 +DS20L use built-in 2400mAh non-chargeable battery for long-term use up to several years*. See below link for detail information about the battery info and how to replace.
667 667  
668 668  [[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
669 669  
... ... @@ -672,7 +672,7 @@
672 672  
673 673  
674 674  (% class="wikigeneratedid" %)
675 -User can change firmware LDS12-LB to:
673 +User can change firmware DS20L to:
676 676  
677 677  * Change Frequency band/ region.
678 678  
... ... @@ -680,7 +680,7 @@
680 680  
681 681  * Fix bugs.
682 682  
683 -Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/w1p7ukjrx49e62r/AAB3uCNCt-koYUvMkZUPBRSca?dl=0]]**
681 +Firmware and changelog can be downloaded from : **[[Firmware download link>>https://www.dropbox.com/sh/zqv1vt3komgp4tu/AAC33PnXIcWOVl_UXBEAeT_xa?dl=0]]**
684 684  
685 685  Methods to Update Firmware:
686 686  
... ... @@ -690,10 +690,10 @@
690 690  
691 691  = 6. FAQ =
692 692  
693 -== 6.1 What is the frequency plan for LDS12-LB? ==
691 +== 6.1 What is the frequency plan for DS20L? ==
694 694  
695 695  
696 -LDS12-LB use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
694 +DS20L use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
697 697  
698 698  
699 699  = 7. Trouble Shooting =
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