Changes for page DS20L -- LoRaWAN Smart Distance Detector User Manual 01

Summary

• Page properties (2 modified, 0 added, 0 removed)
• Attachments (0 modified, 18 added, 0 removed)
  • 1701149922873-259.png
  • 1701152902759-553.png
  • 1701152946067-561.png
  • image-20230805103904-1.png
  • image-20230805104104-2.png
  • image-20230805144259-1.png
  • image-20230805144936-2.png
  • image-20230805145056-3.png
  • image-20230805150315-4.png
  • image-20230805155335-1.png
  • image-20230805155428-2.png
  • image-20230805155515-3.png
  • image-20231110085300-1.png
  • image-20231110085342-2.png
  • image-20231110091447-3.png
  • image-20231110091506-4.png
  • image-20231110102635-5.png
  • image-20231128133704-1.png

Details

Page properties

Title

...	...	@@ -1,1 +1,1 @@
1		-LDS12-LB -- LoRaWAN LiDAR ToF Distance Sensor User Manual
	1	+DS20L -- LoRaWAN Smart Distance Detector User Manual

Content

...	...	@@ -1,5 +1,5 @@
1	1	(% style="text-align:center" %)
2		-[[image:image-20230614153353-1.png]]
	2	+[[image:image-20231110085342-2.png||height="481" width="481"]]
3	3
4	4
5	5
...	...	@@ -7,6 +7,7 @@
7	7
8	8
9	9
	10	+
10	10	**Table of Contents：**
11	11
12	12	{{toc/}}
...	...	@@ -18,174 +18,66 @@
18	18
19	19	= 1. Introduction =
20	20
21		-== 1.1 What is LoRaWAN LiDAR ToF Distance Sensor ==
	22	+== 1.1 What is LoRaWAN Smart Distance Detector ==
22	22
23	23
24		-The Dragino LDS12-LB is a (% style="color:blue" %)**LoRaWAN LiDAR ToF (Time of Flight) Distance Sensor**(%%) for Internet of Things solution. It is capable to measure the distance to an object as close as 10 centimeters (+/- 5cm up to 6m) and as far as 12 meters (+/-1% starting at 6m)!. The LiDAR probe uses laser induction technology for distance measurement.
	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.
25	25
26		-The LDS12-LB can be applied to scenarios such as horizontal distance measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, etc.
	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	+consumption. It targets professional wireless sensor network applications such smart cities, building automation, and so on.
27	27
28		-It detects the distance between the measured object and the sensor, and uploads the value via wireless to LoRaWAN IoT Server.
	30	+DS20L has a (% style="color:blue" %)**built-in 2400mAh non-chargeable battery**(%%) for long-term use up to several years*. Users can also power DS20L with an external power source for (% style="color:blue" %)**continuous measuring and distance alarm / counting purposes.**
29	29
30		-The LoRa wireless technology used in LDS12-LB allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
	32	+DS20L is fully compatible with (% style="color:blue" %)**LoRaWAN v1.0.3 Class A protocol**(%%), it can work with a standard LoRaWAN gateway.
31	31
32		-LDS12-LB (% style="color:blue" %)**supports BLE configure**(%%) and (% style="color:blue" %)**wireless OTA update**(%%) which make user easy to use.
33	33
34		-LDS12-LB is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
	35	+[[image:image-20231110102635-5.png||height="402" width="807"]]
35	35
36		-Each LDS12-LB is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
37	37
38		-[[image:image-20230615152941-1.png||height="459" width="800"]]
39		-
40		-
41	41	== 1.2 ​Features ==
42	42
43	43
44		-* LoRaWAN 1.0.3 Class A
45		-* Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
46		-* Ultra-low power consumption
47		-* Laser technology for distance detection
48		-* Measure Distance: 0.1m~~12m @ 90% Reflectivity
49		-* Accuracy :  ±5cm@(0.1-6m), ±1%@(6m-12m)
50		-* Monitor Battery Level
51		-* Support Bluetooth v5.1 and LoRaWAN remote configure
52		-* Support wireless OTA update firmware
	41	+* LoRaWAN Class A protocol
	42	+* LiDAR distance detector, range 3 ~~ 200cm
	43	+* Periodically detect or continuously detect mode
53	53	* AT Commands to change parameters
54		-* Downlink to change configure
55		-* 8500mAh Battery for long term use
	45	+* Remotely configure parameters via LoRaWAN Downlink
	46	+* Alarm & Counting mode
	47	+* Firmware upgradable via program port or LoRa protocol
	48	+* Built-in 2400mAh battery or power by external power source
56	56
57		-
58	58	== 1.3 Specification ==
59	59
60	60
61		-(% style="color:#037691" %)**Common DC Characteristics:**
	53	+(% style="color:#037691" %)**LiDAR Sensor:**
62	62
63		-* Supply Voltage: built in 8500mAh Li-SOCI2 battery , 2.5v ~~ 3.6v
64		-* Operating Temperature: -40 ~~ 85°C
	55	+* Operation Temperature: -40 ~~ 80 °C
	56	+* Operation Humidity: 0~~99.9%RH (no Dew)
	57	+* Storage Temperature: -10 ~~ 45°C
	58	+* Measure Range: 3cm~~200cm @ 90% reflectivity
	59	+* Accuracy: ±2cm @ (3cm~~100cm); ±5% @ (100~~200cm)
	60	+* ToF FoV: ±9°, Total 18°
	61	+* Light source: VCSEL
65	65
66		-(% style="color:#037691" %)**Probe Specification:**
	63	+== 1.4 Power Consumption ==
67	67
68		-* Storage temperature：-20℃~~75℃
69		-* Operating temperature : -20℃~~60℃
70		-* Measure Distance:
71		-** 0.1m ~~ 12m @ 90% Reflectivity
72		-** 0.1m ~~ 4m @ 10% Reflectivity
73		-* Accuracy : ±5cm@(0.1-6m), ±1%@(6m-12m)
74		-* Distance resolution : 5mm
75		-* Ambient light immunity : 70klux
76		-* Enclosure rating : IP65
77		-* Light source : LED
78		-* Central wavelength : 850nm
79		-* FOV : 3.6°
80		-* Material of enclosure : ABS+PC
81		-* Wire length : 25cm
82	82
83		-(% style="color:#037691" %)**LoRa Spec:**
	66	+(% style="color:#037691" %)**Battery Power Mode:**
84	84
85		-* Frequency Range,  Band 1 (HF): 862 ~~ 1020 Mhz
86		-* Max +22 dBm constant RF output vs.
87		-* RX sensitivity: down to -139 dBm.
88		-* Excellent blocking immunity
	68	+* Idle: 0.003 mA @ 3.3v
	69	+* Max : 360 mA
89	89
90		-(% style="color:#037691" %)**Battery:**
	71	+(% style="color:#037691" %)**Continuously mode**:
91	91
92		-* Li/SOCI2 un-chargeable battery
93		-* Capacity: 8500mAh
94		-* Self-Discharge: <1% / Year @ 25°C
95		-* Max continuously current: 130mA
96		-* Max boost current: 2A, 1 second
	73	+* Idle: 21 mA @ 3.3v
	74	+* Max : 360 mA
97	97
98		-(% style="color:#037691" %)**Power Consumption**
	76	+= 2. Configure DS20L to connect to LoRaWAN network =
99	99
100		-* Sleep Mode: 5uA @ 3.3v
101		-* LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
102		-
103		-
104		-== 1.4 Applications ==
105		-
106		-
107		-* Horizontal distance measurement
108		-* Parking management system
109		-* Object proximity and presence detection
110		-* Intelligent trash can management system
111		-* Robot obstacle avoidance
112		-* Automatic control
113		-* Sewer
114		-
115		-
116		-(% style="display:none" %)
117		-
118		-== 1.5 Sleep mode and working mode ==
119		-
120		-
121		-(% style="color:blue" %)**Deep Sleep Mode: **(%%)Sensor doesn't have any LoRaWAN activate. This mode is used for storage and shipping to save battery life.
122		-
123		-(% style="color:blue" %)**Working Mode:** (%%)In this mode, Sensor will work as LoRaWAN Sensor to Join LoRaWAN network and send out sensor data to server. Between each sampling/tx/rx periodically, sensor will be in IDLE mode), in IDLE mode, sensor has the same power consumption as Deep Sleep mode.
124		-
125		-
126		-== 1.6 Button & LEDs ==
127		-
128		-
129		-[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]]
130		-
131		-
132		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
133		-|=(% style="width: 167px;background-color:#D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action**
134		-|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)(((
135		-If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
136		-Meanwhile, BLE module will be active and user can connect via BLE to configure device.
137		-)))
138		-|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:117px" %)Active Device|(% style="width:225px" %)(((
139		-(% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:#037691" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network.
140		-(% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
141		-Once sensor is active, BLE module will be active and user can connect via BLE to configure device, no matter if device join or not join LoRaWAN network.
142		-)))
143		-|(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode.
144		-
145		-
146		-== 1.7 BLE connection ==
147		-
148		-
149		-LDS12-LB support BLE remote configure.
150		-
151		-BLE can be used to configure the parameter of sensor or see the console output from sensor. BLE will be only activate on below case:
152		-
153		-* Press button to send an uplink
154		-* Press button to active device.
155		-* Device Power on or reset.
156		-
157		-If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
158		-
159		-
160		-== 1.8 Pin Definitions ==
161		-
162		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/WL03A-LB_LoRaWAN_None-Position_Rope_Type_Water_Leak_Controller_User_Manual/WebHome/image-20230613144156-1.png?rev=1.1||alt="image-20230613144156-1.png"]]
163		-
164		-
165		-== 1.9 Mechanical ==
166		-
167		-
168		-[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]]
169		-
170		-
171		-[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143899218-599.png]]
172		-
173		-
174		-[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143909447-639.png]]
175		-
176		-
177		-(% style="color:blue" %)**Probe Mechanical:**
178		-
179		-
180		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654827224480-952.png?rev=1.1||alt="1654827224480-952.png"]]
181		-
182		-
183		-= 2. Configure LDS12-LB to connect to LoRaWAN network =
184		-
185	185	== 2.1 How it works ==
186	186
187	187
188		-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.
189	189
190	190	(% style="display:none" %) (%%)
191	191
...	...	@@ -194,15 +194,14 @@
194	194
195	195	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.
196	196
197		-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" %)
198	198
199		-[[image:image-20230615153004-2.png||height="459" width="800"]](% style="display:none" %)
	92	+[[image:image-20231110102635-5.png||height="402" width="807"]](% style="display:none" %)
200	200
	94	+(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DS20L.
201	201
202		-(% 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:
203	203
204		-Each LDS12-LB is shipped with a sticker with the default device EUI as below:
205		-
206	206	[[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
207	207
208	208
...	...	@@ -230,10 +230,11 @@
230	230	[[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"]]
231	231
232	232
233		-(% style="color:blue" %)**Step 2:**(%%) Activate on LDS12-LB
	125	+(% style="color:blue" %)**Step 2:**(%%) Activate on DS20L
234	234
	127	+[[image:image-20231128133704-1.png||height="189" width="441"]]
235	235
236		-Press the button for 5 seconds to activate the LDS12-LB.
	129	+Press the button for 5 seconds to activate the DS20L.
237	237
238	238	(% 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.
239	239
...	...	@@ -242,353 +242,350 @@
242	242
243	243	== 2.3 ​Uplink Payload ==
244	244
	138	+=== 2.3.1 Device Status, FPORT~=5 ===
245	245
246		-(((
247		-LDS12-LB will uplink payload via LoRaWAN with below payload format:
248		-)))
249	249
250		-(((
251		-Uplink payload includes in total 11 bytes.
252		-)))
	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.
253	253
	143	+The Payload format is as below.
	144	+
254	254	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
255		-|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)(((
	146	+|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
256	256	**Size(bytes)**
257		-)))|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**
258		-|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(% style="width:62.5px" %)(((
259		-[[Temperature DS18B20>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
260		-)))|[[Distance>>||anchor="H2.3.3Distance"]]|[[Distance signal strength>>||anchor="H2.3.4Distancesignalstrength"]]|(((
261		-[[Interrupt flag>>||anchor="H2.3.5InterruptPin"]]
262		-)))|[[LiDAR temp>>||anchor="H2.3.6LiDARtemp"]]|(((
263		-[[Message Type>>||anchor="H2.3.7MessageType"]]
264		-)))
	148	+)))|=(% style="width: 100px; background-color: #4F81BD;color:white;" %)**1**|=(% style="width: 100px; background-color: #4F81BD;color:white;" %)**2**|=(% style="background-color: #4F81BD;color:white; width: 100px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 100px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 50px;" %)**2**
	149	+|(% style="width:62.5px" %)Value|(% style="width:110px" %)Sensor Model|(% style="width:48px" %)Firmware Version|(% style="width:94px" %)Frequency Band|(% style="width:91px" %)Sub-band|(% style="width:60px" %)BAT
265	265
266		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654833689380-972.png?rev=1.1||alt="1654833689380-972.png"]]
	151	+Example parse in TTNv3
267	267
	153	+[[image:1701149922873-259.png]]
268	268
269		-=== 2.3.1 Battery Info ===
	155	+(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
270	270
	157	+(% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
271	271
272		-Check the battery voltage for LDS12-LB.
	159	+(% style="color:blue" %)**Frequency Band**:
273	273
274		-Ex1: 0x0B45 = 2885mV
	161	+0x01: EU868
275	275
276		-Ex2: 0x0B49 = 2889mV
	163	+0x02: US915
277	277
	165	+0x03: IN865
278	278
279		-=== 2.3.2 DS18B20 Temperature sensor ===
	167	+0x04: AU915
280	280
	169	+0x05: KZ865
281	281
282		-This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
	171	+0x06: RU864
283	283
	173	+0x07: AS923
284	284
285		-**Example**:
	175	+0x08: AS923-1
286	286
287		-If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
	177	+0x09: AS923-2
288	288
289		-If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
	179	+0x0a: AS923-3
290	290
	181	+0x0b: CN470
291	291
292		-=== 2.3.3 Distance ===
	183	+0x0c: EU433
293	293
	185	+0x0d: KR920
294	294
295		-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.
	187	+0x0e: MA869
296	296
	189	+(% style="color:blue" %)**Sub-Band**:
297	297
298		-**Example**:
	191	+AU915 and US915:value 0x00 ~~ 0x08
299	299
300		-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.
	193	+CN470: value 0x0B ~~ 0x0C
301	301
	195	+Other Bands: Always 0x00
302	302
303		-=== 2.3.4 Distance signal strength ===
	197	+(% style="color:blue" %)**Battery Info**:
304	304
	199	+Check the battery voltage.
305	305
306		-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.
	201	+Ex1: 0x0B45 = 2885mV
307	307
	203	+Ex2: 0x0B49 = 2889mV
308	308
309		-**Example**:
310	310
311		-If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible.
	206	+=== 2.3.2 Uplink Payload, FPORT~=2 ===
312	312
313		-Customers can judge whether they need to adjust the environment based on the signal strength.
314	314
	209	+(((
	210	+DS20L will send this uplink **after** Device Status once join the LoRaWAN network successfully. And DS20L will:
315	315
316		-=== 2.3.5 Interrupt Pin ===
	212	+periodically send this uplink every 20 minutes, this interval [[can be changed>>||anchor="H3.3.1SetTransmitIntervalTime"]].
317	317
	214	+Uplink Payload totals 11 bytes.
	215	+)))
318	318
319		-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.
	217	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
	218	+|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
	219	+**Size(bytes)**
	220	+)))|=(% style="width: 30px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 80px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 70px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white; width: 80px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 70px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 70px;" %)**1**
	221	+|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:62.5px" %)(((
	222	+[[Temperature DS18B20>>||anchor="HDS18B20Temperaturesensor"]]
	223	+)))|[[Distance>>||anchor="HDistance"]]|[[Distance signal strength>>||anchor="HDistancesignalstrength"]]|(% style="width:122px" %)(((
	224	+[[Interrupt flag & Interrupt_level>>||anchor="HInterruptPin26A0InterruptLevel"]]
	225	+)))|(% style="width:54px" %)[[LiDAR temp>>||anchor="HLiDARtemp"]]|(% style="width:96px" %)(((
	226	+[[Message Type>>||anchor="HMessageType"]]
	227	+)))
320	320
321		-Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.8PinDefinitions"]].
	229	+==== **MOD~=1** ====
322	322
323		-**Example:**
	231	+Regularly detect distance and report. When the distance exceeds the limit, the alarm flag is set to 1, and the report can be triggered by external interrupts.
324	324
325		-0x00: Normal uplink packet.
	233	+Uplink Payload totals 10 bytes.
326	326
327		-0x01: Interrupt Uplink Packet.
	235	+(% border="1" cellspacing="4" style="width:510px;background-color:#f2f2f2" %)
	236	+|(% style="width:60px;background-color:#4F81BD;color:white" %)**Size(bytes)**|(% style="width:30px;background-color:#4F81BD;color:white" %)**2**|(% style="width:130px;background-color:#4F81BD;color:white" %)**1**|(% style="width:70px;background-color:#4F81BD;color:white" %)**2**|(% style="width:100px;background-color:#4F81BD;color:white" %)**1**|(% style="width:120px;background-color:#4F81BD;color:white" %)**4**
	237	+|(% style="width:91px" %)Value|(% style="width:41px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:176px" %)MOD+ Alarm+Interrupt|(% style="width:74px" %)Distance|(% style="width:100px" %)Sensor State|(% style="width:119px" %)Interrupt Count
328	328
329	329
330		-=== 2.3.6 LiDAR temp ===
	240	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
331	331
	242	+==== **Battery Info** ====
332	332
333		-Characterize the internal temperature value of the sensor.
	244	+Check the battery voltage for DS20L
334	334
335		-**Example: **
336		-If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
337		-If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
	246	+Ex1: 0x0E10 = 3600mV
338	338
	248	+**MOD & Alarm & Interrupt**
339	339
340		-=== 2.3.7 Message Type ===
	250	+**MOD:**
341	341
	252	+**Example: ** (0x60>>6) & 0x3f =1
342	342
343		-(((
344		-For a normal uplink payload, the message type is always 0x01.
345		-)))
	254	+**0x01:**  Regularly detect distance and report.
	255	+**0x02: ** Uninterrupted measurement (external power supply).
346	346
347		-(((
348		-Valid Message Type:
349		-)))
	257	+**Alarm:**
350	350
351		-(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:499px" %)
352		-|=(% style="width: 161px;background-color:#4F81BD;color:white" %)**Message Type Code**|=(% style="width: 164px;background-color:#4F81BD;color:white" %)**Description**|=(% style="width: 174px;background-color:#4F81BD;color:white" %)**Payload**
353		-|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
354		-|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.ConfigureLDS12-LB"]]
	259	+When the detection distance exceeds the limit, the alarm flag is set to 1.
355	355
	261	+**Interrupt:**
356	356
357		-=== 2.3.8 Decode payload in The Things Network ===
	263	+Whether it is an external interrupt.
358	358
	265	+==== Distance** info** ====
359	359
360		-While using TTN network, you can add the payload format to decode the payload.
	267	+**Example**:
361	361
362		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654592762713-715.png?rev=1.1||alt="1654592762713-715.png"]]
	269	+If payload is: 0708H: distance = 0708H = 1800 mm
363	363
	271	+==== **Sensor State** ====
364	364
365		-(((
366		-The payload decoder function for TTN is here:
367		-)))
	273	+Ex1: 0x00: Normal collection distance
368	368
369		-(((
370		-LDS12-LB TTN Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
371		-)))
	275	+Ex2 0x0x: Distance collection is wrong
372	372
	277	+==== **Interript Count** ====
373	373
374		-== 2.4 Uplink Interval ==
	279	+If payload is:000007D0H: count = 07D0H =2000
375	375
	281	+**MOD=2**
376	376
377		-The LDS12-LB 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>>||anchor="H3.3.1SetTransmitIntervalTime"]]
	283	+Uninterrupted measurement. When the distance exceeds the limit, the output IO is set high and reports are reported every five minutes. The time can be set and powered by an external power supply.Uplink Payload totals 11bytes.
378	378
	285	+(% border="1" cellspacing="4" style="width:510px;background-color:#f2f2f2" %)
	286	+|(% style="width:60px;background-color:#4F81BD;color:white" %)**Size(bytes)**|(% style="width:30px;background-color:#4F81BD;color:white" %)**2**|(% style="width:130px;background-color:#4F81BD;color:white" %)**1**|(% style="width:70px;background-color:#4F81BD;color:white" %)**4**|(% style="width:100px;background-color:#4F81BD;color:white" %)**2**|(% style="width:120px;background-color:#4F81BD;color:white" %)**2**
	287	+|(% style="width:91px" %)Value|(% style="width:41px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:176px" %)MOD+Alarm+Do+Limit flag|(% style="width:74px" %)Distance Limit Alarm count|(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
379	379
380		-== 2.5 ​Show Data in DataCake IoT Server ==
381	381
	290	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
382	382
383		-(((
384		-[[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:
385		-)))
	292	+**MOD & Alarm & Do & Limit** **flag**
386	386
	294	+**MOD:**
387	387
388		-(((
389		-(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
390		-)))
	296	+**Example: ** (0x60>>6) & 0x3f =1
391	391
392		-(((
393		-(% 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:**
394		-)))
	298	+**0x01:**  Regularly detect distance and report.
	299	+**0x02: ** Uninterrupted measurement (external power supply).
395	395
	301	+**Alarm:**
396	396
397		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592790040-760.png?rev=1.1||alt="1654592790040-760.png"]]
	303	+When the detection distance exceeds the limit, the alarm flag is set to 1.
398	398
	305	+**Do:**
399	399
400		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592800389-571.png?rev=1.1||alt="1654592800389-571.png"]]
	307	+When the distance exceeds the set threshold, pull the Do pin high.
401	401
	309	+**Limit** **flag:**
402	402
403		-(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
	311	+Mode for setting threshold: 0~~5
404	404
405		-(% style="color:blue" %)**Step 4**(%%)**: Search the LDS12-LB and add DevEUI.**
	313	+0: does not use upper and lower limits
406	406
407		-[[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"]]
	315	+1: Use upper and lower limits
408	408
	317	+2: is less than the lower limit value
409	409
410		-After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
	319	+3: is greater than the lower limit value
411	411
412		-[[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"]]
	321	+4: is less than the upper limit
413	413
	323	+5: is greater than the upper limit
414	414
415		-== 2.6 Datalog Feature ==
	325	+**Upper limit:**
416	416
	327	+The upper limit of the threshold cannot exceed 2000mm.
417	417
418		-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.
	329	+**Lower limit:**
419	419
	331	+The lower limit of the threshold cannot be less than 3mm.
420	420
421		-=== 2.6.1 Ways to get datalog via LoRaWAN ===
422	422
	334	+=== 2.3.3 Historical measuring distance, FPORT~=3 ===
423	423
424		-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.
425	425
426		-* (((
427		-a) LDS12-LB will do an ACK check for data records sending to make sure every data arrive server.
428		-)))
429		-* (((
430		-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.
431		-)))
	337	+DS20L stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]].
432	432
433		-Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
	339	+The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
434	434
435		-[[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-20220703111700-2.png?width=1119&height=381&rev=1.1||alt="图片-20220703111700-2.png" height="381" width="1119"]]
	341	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
	342	+|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
	343	+**Size(bytes)**
	344	+)))|=(% style="width: 80px;background-color:#4F81BD;color:white" %)1|=(% style="width: 80px;background-color:#4F81BD;color:white" %)**1**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 70px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD; color: white; width: 85px;" %)**1**|=(% style="background-color: #4F81BD; color: white; width: 85px;" %)4
	345	+|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)(((
	346	+Reserve(0xFF)
	347	+)))|Distance|Distance signal strength|(% style="width:88px" %)(((
	348	+LiDAR temp
	349	+)))|(% style="width:85px" %)Unix TimeStamp
436	436
	351	+**Interrupt flag & Interrupt level:**
437	437
438		-=== 2.6.2 Unix TimeStamp ===
	353	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
	354	+|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
	355	+**Size(bit)**
	356	+)))|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**bit7**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**bit6**|=(% style="width: 60px;background-color:#4F81BD;color:white" %)**[bit5:bit2]**|=(% style="width: 90px; background-color: #4F81BD; color: white;" %)**bit1**|=(% style="background-color: #4F81BD; color: white; width: 90px;" %)**bit0**
	357	+|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)No ACK message|(% style="width:62.5px" %)Poll Message Flag|Reserve|(% style="width:91px" %)Interrupt level|(% style="width:88px" %)(((
	358	+Interrupt flag
	359	+)))
439	439
	361	+* (((
	362	+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.
	363	+)))
440	440
441		-LDS12-LB uses Unix TimeStamp format based on
	365	+For example, in the US915 band, the max payload for different DR is:
442	442
443		-[[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"]]
	367	+**a) DR0:** max is 11 bytes so one entry of data
444	444
445		-User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
	369	+**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
446	446
447		-Below is the converter example
	371	+**c) DR2:** total payload includes 11 entries of data
448	448
449		-[[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"]]
	373	+**d) DR3:** total payload includes 22 entries of data.
450	450
	375	+If DS20L doesn't have any data in the polling time. It will uplink 11 bytes of 0
451	451
452		-So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
453	453
	378	+**Downlink:**
454	454
455		-=== 2.6.3 Set Device Time ===
	380	+0x31 64 CC 68 0C 64 CC 69 74 05
456	456
	382	+[[image:image-20230805144936-2.png||height="113" width="746"]]
457	457
458		-User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
	384	+**Uplink:**
459	459
460		-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).
	386	+43 FF 0E 10 00 B0 1E 64 CC 68 0C 40 FF 0D DE 00 A8 1E 64 CC 68 29 40 FF 09 92 00 D3 1E 64 CC 68 65 40 FF 02 3A 02 BC 1E 64 CC 68 A1 41 FF 0E 1A 00 A4 1E 64 CC 68 C0 40 FF 0D 2A 00 B8 1E 64 CC 68 E8 40 FF 00 C8 11 6A 1E 64 CC 69 24 40 FF 0E 24 00 AD 1E 64 CC 69 6D
461	461
462		-(% 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.**
463	463
	389	+**Parsed Value:**
464	464
465		-=== 2.6.4 Poll sensor value ===
	391	+[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
466	466
467	467
468		-Users can poll sensor values based on timestamps. Below is the downlink command.
	394	+[360,176,30,High,True,2023-08-04 02:53:00],
469	469
470		-(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
471		-|(% colspan="4" style="background-color:#d9e2f3; color:#0070c0; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
472		-|(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
473		-|(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
	396	+[355,168,30,Low,False,2023-08-04 02:53:29],
474	474
475		-(((
476		-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.
477		-)))
	398	+[245,211,30,Low,False,2023-08-04 02:54:29],
478	478
479		-(((
480		-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"]]
481		-)))
	400	+[57,700,30,Low,False,2023-08-04 02:55:29],
482	482
483		-(((
484		-Is to check 2021/11/12 12:00:00 to 2021/11/12 15:00:00's data
485		-)))
	402	+[361,164,30,Low,True,2023-08-04 02:56:00],
486	486
487		-(((
488		-Uplink Internal =5s，means LDS12-LB will send one packet every 5s. range 5~~255s.
489		-)))
	404	+[337,184,30,Low,False,2023-08-04 02:56:40],
490	490
	406	+[20,4458,30,Low,False,2023-08-04 02:57:40],
491	491
492		-== 2.7 Frequency Plans ==
	408	+[362,173,30,Low,False,2023-08-04 02:58:53],
493	493
494	494
495		-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.
	411	+**History read from serial port：**
496	496
497		-[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
	413	+[[image:image-20230805145056-3.png]]
498	498
499	499
500		-== 2.8 LiDAR ToF Measurement ==
	416	+=== 2.3.4 Decode payload in The Things Network ===
501	501
502		-=== 2.8.1 Principle of Distance Measurement ===
503	503
	419	+While using TTN network, you can add the payload format to decode the payload.
504	504
505		-The LiDAR probe is based on TOF, namely, Time of Flight principle. To be specific, the product emits modulation wave of near infrared ray on a periodic basis, which will be reflected after contacting object. The product obtains the time of flight by measuring round-trip phase difference and then calculates relative range between the product and the detection object, as shown below.
	421	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654592762713-715.png?rev=1.1||alt="1654592762713-715.png"]]
506	506
507		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831757579-263.png?rev=1.1||alt="1654831757579-263.png"]]
508	508
	424	+(((
	425	+The payload decoder function for TTN is here:
	426	+)))
509	509
510		-=== 2.8.2 Distance Measurement Characteristics ===
	428	+(((
	429	+DS20L TTN Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
	430	+)))
511	511
512	512
513		-With optimization of light path and algorithm, The LiDAR probe has minimized influence from external environment on distance measurement performance. Despite that, the range of distance measurement may still be affected by the environment illumination intensity and the reflectivity of detection object. As shown in below:
	433	+== 2.4 ​Show Data in DataCake IoT Server ==
514	514
515		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831774373-275.png?rev=1.1||alt="1654831774373-275.png"]]
516	516
517		-
518	518	(((
519		-(% style="color:blue" %)**① **(%%)Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
	437	+[[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:
520	520	)))
521	521
	440	+
522	522	(((
523		-(% style="color:blue" %)**② **(%%)Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
	442	+(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
524	524	)))
525	525
526	526	(((
527		-(% style="color:blue" %)**③ **(%%)Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
	446	+(% 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:**
528	528	)))
529	529
530	530
531		-(((
532		-Vertical Coordinates: Represents the radius of light spot for The LiDAR probe at different distances. The diameter of light spot depends on the FOV of The LiDAR probe (the term of FOV generally refers to the smaller value between the receiving angle and the transmitting angle), which is calculated as follows:
533		-)))
	450	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592790040-760.png?rev=1.1||alt="1654592790040-760.png"]]
534	534
535		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831797521-720.png?rev=1.1||alt="1654831797521-720.png"]]
536	536
537		-(((
538		-In the formula above, d is the diameter of light spot; D is detecting range; β is the value of the receiving angle of The LiDAR probe, 3.6°. Correspondence between the diameter of light spot and detecting range is given in Table below.
539		-)))
	453	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592800389-571.png?rev=1.1||alt="1654592800389-571.png"]]
540	540
541		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831810009-716.png?rev=1.1||alt="1654831810009-716.png"]]
542	542
543		-(((
544		-If the light spot reaches two objects with different distances, as shown in Figure 3, the output distance value will be a value between the actual distance values of the two objects. For a high accuracy requirement in practice, the above situation should be noticed to avoid the measurement error.
545		-)))
	456	+(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
546	546
	458	+(% style="color:blue" %)**Step 4**(%%)**: Search the DS20L and add DevEUI.**
547	547
548		-=== 2.8.3 Notice of usage ===
	460	+[[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"]]
549	549
550	550
551		-Possible invalid /wrong reading for LiDAR ToF tech:
	463	+After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
552	552
553		-* Measure high reflectivity object such as: Mirror, Smooth ceramic tile, static milk surface, will have possible wrong readings.
554		-* While there is transparent object such as glass, water drop between the measured object and the LiDAR sensor, the reading might be wrong.
555		-* The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe.
556		-* The sensor window is made by Acrylic. Don't touch it with alcohol material. This will destroy the sensor window.
	465	+[[image:1701152946067-561.png]]
557	557
558	558
559		-=== 2.8.4  Reflectivity of different objects ===
	468	+== 2.5 Frequency Plans ==
560	560
561	561
562		-(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:379px" %)
563		-|=(% style="width: 54px;background-color:#4F81BD;color:white" %)Item|=(% style="width: 231px;background-color:#4F81BD;color:white" %)Material|=(% style="width: 94px;background-color:#4F81BD;color:white" %)Relectivity
564		-|(% style="width:53px" %)1|(% style="width:229px" %)Black foam rubber|(% style="width:93px" %)2.4%
565		-|(% style="width:53px" %)2|(% style="width:229px" %)Black fabric|(% style="width:93px" %)3%
566		-|(% style="width:53px" %)3|(% style="width:229px" %)Black rubber|(% style="width:93px" %)4%
567		-|(% style="width:53px" %)4|(% style="width:229px" %)Coal (different types of coal)|(% style="width:93px" %)4~~8%
568		-|(% style="width:53px" %)5|(% style="width:229px" %)Black car paint|(% style="width:93px" %)5%
569		-|(% style="width:53px" %)6|(% style="width:229px" %)Black Jam|(% style="width:93px" %)10%
570		-|(% style="width:53px" %)7|(% style="width:229px" %)Opaque black plastic|(% style="width:93px" %)14%
571		-|(% style="width:53px" %)8|(% style="width:229px" %)Clean rough board|(% style="width:93px" %)20%
572		-|(% style="width:53px" %)9|(% style="width:229px" %)Translucent plastic bottle|(% style="width:93px" %)62%
573		-|(% style="width:53px" %)10|(% style="width:229px" %)Carton cardboard|(% style="width:93px" %)68%
574		-|(% style="width:53px" %)11|(% style="width:229px" %)Clean pine|(% style="width:93px" %)70%
575		-|(% style="width:53px" %)12|(% style="width:229px" %)Opaque white plastic|(% style="width:93px" %)87%
576		-|(% style="width:53px" %)13|(% style="width:229px" %)White Jam|(% style="width:93px" %)90%
577		-|(% style="width:53px" %)14|(% style="width:229px" %)Kodak Standard Whiteboard|(% style="width:93px" %)100%
578		-|(% style="width:53px" %)15|(% style="width:229px" %)(((
579		-Unpolished white metal surface
580		-)))|(% style="width:93px" %)130%
581		-|(% style="width:53px" %)16|(% style="width:229px" %)Glossy light metal surface|(% style="width:93px" %)150%
582		-|(% style="width:53px" %)17|(% style="width:229px" %)stainless steel|(% style="width:93px" %)200%
583		-|(% style="width:53px" %)18|(% style="width:229px" %)Reflector plate, reflective tape|(% style="width:93px" %)>300%
	471	+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.
584	584
	473	+[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
585	585
586		-= 3. Configure LDS12-LB =
587	587
	476	+= 3. Configure DS20L =
	477	+
588	588	== 3.1 Configure Methods ==
589	589
590	590
591		-LDS12-LB supports below configure method:
	481	+DS20L supports below configure method:
592	592
593	593	* AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
594	594
...	...	@@ -596,7 +596,6 @@
596	596
597	597	* LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
598	598
599		-
600	600	== 3.2 General Commands ==
601	601
602	602
...	...	@@ -611,10 +611,10 @@
611	611	[[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/]]
612	612
613	613
614		-== 3.3 Commands special design for LDS12-LB ==
	503	+== 3.3 Commands special design for DS20L ==
615	615
616	616
617		-These commands only valid for LDS12-LB, as below:
	506	+These commands only valid for DS20L, as below:
618	618
619	619
620	620	=== 3.3.1 Set Transmit Interval Time ===
...	...	@@ -656,18 +656,15 @@
656	656	Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
657	657	)))
658	658	* (((
659		-Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
660		-
661		-
662		-
	548	+Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
663	663	)))
664	664
665	665	=== 3.3.2 Set Interrupt Mode ===
666	666
667	667
668		-Feature, Set Interrupt mode for PA8 of pin.
	554	+Feature, Set Interrupt mode for pin of GPIO_EXTI.
669	669
670		-When AT+INTMOD=0 is set, PA8 is used as a digital input port.
	556	+When AT+INTMOD=0 is set, GPIO_EXTI is used as a digital input port.
671	671
672	672	(% style="color:blue" %)**AT Command: AT+INTMOD**
673	673
...	...	@@ -678,7 +678,11 @@
678	678	OK
679	679	the mode is 0 =Disable Interrupt
680	680	)))
681		-|(% style="width:154px" %)AT+INTMOD=2|(% style="width:196px" %)(((
	567	+|(% style="width:154px" %)(((
	568	+AT+INTMOD=3
	569	+
	570	+(default)
	571	+)))|(% style="width:196px" %)(((
682	682	Set Transmit Interval
683	683	0. (Disable Interrupt),
684	684	~1. (Trigger by rising and falling edge)
...	...	@@ -697,87 +697,77 @@
697	697	* Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
698	698
699	699
700		-=== 3.3.3 Get Firmware Version Info ===
	590	+== 3.3.3 Set work mode ==
701	701
702	702
703		-Feature: use downlink to get firmware version.
	593	+Feature: Switch working mode
704	704
705		-(% style="color:blue" %)**Downlink Command: 0x26**
	595	+(% style="color:blue" %)**AT Command: AT+MOD**
706	706
707		-(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:492px" %)
708		-|(% style="background-color:#4f81bd; color:white; width:191px" %)**Downlink Control Type**|(% style="background-color:#4f81bd; color:white; width:57px" %)**FPort**|(% style="background-color:#4f81bd; color:white; width:91px" %)**Type Code**|(% style="background-color:#4f81bd; color:white; width:153px" %)**Downlink payload size(bytes)**
709		-|(% style="width:191px" %)Get Firmware Version Info|(% style="width:57px" %)Any|(% style="width:91px" %)26|(% style="width:151px" %)2
710		-
711		-* Reply to the confirmation package: 26 01
712		-* Reply to non-confirmed packet: 26 00
713		-
714		-Device will send an uplink after got this downlink command. With below payload:
715		-
716		-Configures info payload:
717		-
718	718	(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
719		-|=(% style="background-color:#4F81BD;color:white" %)(((
720		-**Size(bytes)**
721		-)))|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**5**|=(% style="background-color:#4F81BD;color:white" %)**1**
722		-|**Value**|Software Type|(((
723		-Frequency Band
724		-)))|Sub-band|(((
725		-Firmware Version
726		-)))|Sensor Type|Reserve|(((
727		-[[Message Type>>||anchor="H2.3.7MessageType"]]
728		-Always 0x02
	598	+|=(% style="width: 162px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 193px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Response**
	599	+|(% style="width:162px" %)AT+MOD=?|(% style="width:191px" %)Get the current working mode.|(% style="width:106px" %)OK
	600	+|(% style="width:162px" %)AT+MOD=1|(% style="width:191px" %)Set the working mode to Regular measurements.|(% style="width:106px" %)(((
	601	+OK
	602	+Attention:Take effect after ATZ
729	729	)))
730	730
731		-(% style="color:#037691" %)**Software Type**(%%): Always 0x03 for LLDS12
	605	+(% style="color:blue" %)**Downlink Command:**
732	732
733		-(% style="color:#037691" %)**Frequency Band**:
	607	+* **Example: **0x0A00  ~/~/  Same as AT+MOD=0
734	734
735		-*0x01: EU868
	609	+* **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
736	736
737		-*0x02: US915
	611	+=== 3.3.4 Set threshold and threshold mode ===
738	738
739		-*0x03: IN865
740	740
741		-*0x04: AU915
	614	+Feature, Set threshold and threshold mode
742	742
743		-*0x05: KZ865
	616	+When (% style="color:#037691" %)**AT+DOL=0,0,0,0,400**(%%) is set, No threshold is used, the sampling time is 400ms.
744	744
745		-*0x06: RU864
	618	+(% style="color:blue" %)**AT Command: AT+DOL**
746	746
747		-*0x07: AS923
	620	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
	621	+|(% style="background-color:#4f81bd; color:white; width:162px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:240px" %)**Function**|(% style="background-color:#4f81bd; color:white; width:108px" %)**Response**
	622	+|(% style="width:172px" %)AT+ DOL =?|(% style="width:279px" %)Get the current threshold mode and sampling time|(% style="width:118px" %)(((
	623	+0,0,0,0,400
	624	+OK
	625	+)))
	626	+|(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
748	748
749		-*0x08: AS923-1
750	750
751		-*0x09: AS923-2
752	752
753		-*0xa0: AS923-3
	630	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
	631	+|(% rowspan="11" style="color:blue; width:120px" %)**AT+DOL=5,1800,0,0,400**|(% rowspan="6" style="width:240px" %)The first bit sets the limit mode|(% style="width:150px" %)0: Do not use upper and lower limits
	632	+|(% style="width:251px" %)1: Use upper and lower limits
	633	+|(% style="width:251px" %)2: Less than the lower limit
	634	+|(% style="width:251px" %)3: Greater than the lower limit
	635	+|(% style="width:251px" %)4: Less than the upper limit
	636	+|(% style="width:251px" %)5: Greater than the upper limit
	637	+|(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
	638	+|(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
	639	+|(% 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
	640	+|(% style="width:251px" %)1 Person or object counting statistics
	641	+|(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
	642	+0~~10000ms
754	754
	644	+
	645	+)))
755	755
756		-(% style="color:#037691" %)**Sub-Band**(%%): value 0x00 ~~ 0x08
	647	+(% style="color:blue" %)**Downlink Command: 0x07**
757	757
758		-(% style="color:#037691" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
	649	+Format: Command Code (0x07) followed by 9bytes.
759	759
760		-(% style="color:#037691" %)**Sensor Type**:
	651	+* Example 0: Downlink Payload: 070000000000000190  **~-~-->**  AT+MOD=0,0,0,0,400
761	761
762		-0x01: LSE01
	653	+* Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
763	763
764		-0x02: LDDS75
765	765
766		-0x03: LDDS20
767	767
768		-0x04: LLMS01
769		-
770		-0x05: LSPH01
771		-
772		-0x06: LSNPK01
773		-
774		-0x07: LLDS12
775		-
776		-
777	777	= 4. Battery & Power Consumption =
778	778
779	779
780		-LDS12-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
	660	+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.
781	781
782	782	[[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
783	783
...	...	@@ -786,7 +786,7 @@
786	786
787	787
788	788	(% class="wikigeneratedid" %)
789		-User can change firmware LDS12-LB to:
	669	+User can change firmware DS20L to:
790	790
791	791	* Change Frequency band/ region.
792	792
...	...	@@ -794,7 +794,7 @@
794	794
795	795	* Fix bugs.
796	796
797		-Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/w1p7ukjrx49e62r/AAB3uCNCt-koYUvMkZUPBRSca?dl=0]]**
	677	+Firmware and changelog can be downloaded from : **[[Firmware download link>>https://www.dropbox.com/sh/zqv1vt3komgp4tu/AAC33PnXIcWOVl_UXBEAeT_xa?dl=0]]**
798	798
799	799	Methods to Update Firmware:
800	800
...	...	@@ -802,13 +802,12 @@
802	802
803	803	* Update through UART TTL interface: **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
804	804
805		-
806	806	= 6. FAQ =
807	807
808		-== 6.1 What is the frequency plan for LDS12-LB? ==
	687	+== 6.1 What is the frequency plan for DS20L? ==
809	809
810	810
811		-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"]]
	690	+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"]]
812	812
813	813
814	814	= 7. Trouble Shooting =
...	...	@@ -843,7 +843,7 @@
843	843	= 8. Order Info =
844	844
845	845
846		-Part Number: (% style="color:blue" %)**LDS12-LB-XXX**
	725	+Part Number: (% style="color:blue" %)**DS20L-XXX**
847	847
848	848	(% style="color:red" %)**XXX**(%%): **The default frequency band**
849	849
...	...	@@ -863,13 +863,12 @@
863	863
864	864	* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
865	865
866		-
867	867	= 9. ​Packing Info =
868	868
869	869
870	870	(% style="color:#037691" %)**Package Includes**:
871	871
872		-* LDS12-LB LoRaWAN LiDAR ToF Distance Sensor x 1
	750	+* DS20L LoRaWAN Smart Distance Detector x 1
873	873
874	874	(% style="color:#037691" %)**Dimension and weight**:
875	875
...	...	@@ -881,7 +881,6 @@
881	881
882	882	* Weight / pcs : g
883	883
884		-
885	885	= 10. Support =
886	886
887	887

1701149922873-259.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+24.5 KB

Content

1701152902759-553.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+52.2 KB

Content

1701152946067-561.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+52.2 KB

Content

image-20230805103904-1.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+46.9 KB

Content

image-20230805104104-2.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+46.3 KB

Content

image-20230805144259-1.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+872.7 KB

Content

image-20230805144936-2.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+37.5 KB

Content

image-20230805145056-3.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+30.7 KB

Content

image-20230805150315-4.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+90.6 KB

Content

image-20230805155335-1.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+45.4 KB

Content

image-20230805155428-2.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+45.5 KB

Content

image-20230805155515-3.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+45.7 KB

Content

image-20231110085300-1.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+613.3 KB

Content

image-20231110085342-2.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+178.7 KB

Content

image-20231110091447-3.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+85.4 KB

Content

image-20231110091506-4.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+85.4 KB

Content

image-20231110102635-5.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+84.7 KB

Content

image-20231128133704-1.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+190.6 KB

Content