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

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Details

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Title

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

Content

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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
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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-20230614162334-2.png||height="468" 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	57	== 1.3 Specification ==
58	58
59	59
60		-(% style="color:#037691" %)**Common DC Characteristics:**
	53	+(% style="color:#037691" %)**LiDAR Sensor:**
61	61
62		-* Supply Voltage: built in 8500mAh Li-SOCI2 battery , 2.5v ~~ 3.6v
63		-* 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
64	64
65		-(% style="color:#037691" %)**Probe Specification:**
	63	+== 1.4 Power Consumption ==
66	66
67		-* Storage temperature：-20℃~~75℃
68		-* Operating temperature : -20℃~~60℃
69		-* Measure Distance:
70		-** 0.1m ~~ 12m @ 90% Reflectivity
71		-** 0.1m ~~ 4m @ 10% Reflectivity
72		-* Accuracy : ±5cm@(0.1-6m), ±1%@(6m-12m)
73		-* Distance resolution : 5mm
74		-* Ambient light immunity : 70klux
75		-* Enclosure rating : IP65
76		-* Light source : LED
77		-* Central wavelength : 850nm
78		-* FOV : 3.6°
79		-* Material of enclosure : ABS+PC
80		-* Wire length : 25cm
81	81
82		-(% style="color:#037691" %)**LoRa Spec:**
	66	+(% style="color:#037691" %)**Battery Power Mode:**
83	83
84		-* Frequency Range,  Band 1 (HF): 862 ~~ 1020 Mhz
85		-* Max +22 dBm constant RF output vs.
86		-* RX sensitivity: down to -139 dBm.
87		-* Excellent blocking immunity
	68	+* Idle: 0.003 mA @ 3.3v
	69	+* Max : 360 mA
88	88
89		-(% style="color:#037691" %)**Battery:**
	71	+(% style="color:#037691" %)**Continuously mode**:
90	90
91		-* Li/SOCI2 un-chargeable battery
92		-* Capacity: 8500mAh
93		-* Self-Discharge: <1% / Year @ 25°C
94		-* Max continuously current: 130mA
95		-* Max boost current: 2A, 1 second
	73	+* Idle: 21 mA @ 3.3v
	74	+* Max : 360 mA
96	96
97		-(% style="color:#037691" %)**Power Consumption**
	76	+= 2. Configure DS20L to connect to LoRaWAN network =
98	98
99		-* Sleep Mode: 5uA @ 3.3v
100		-* LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
101		-
102		-
103		-== 1.4 Applications ==
104		-
105		-
106		-* Horizontal distance measurement
107		-* Parking management system
108		-* Object proximity and presence detection
109		-* Intelligent trash can management system
110		-* Robot obstacle avoidance
111		-* Automatic control
112		-* Sewer
113		-
114		-
115		-(% style="display:none" %)
116		-
117		-== 1.5 Sleep mode and working mode ==
118		-
119		-
120		-(% 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.
121		-
122		-(% 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.
123		-
124		-
125		-== 1.6 Button & LEDs ==
126		-
127		-
128		-[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]]
129		-
130		-
131		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
132		-|=(% 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**
133		-|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)(((
134		-If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
135		-Meanwhile, BLE module will be active and user can connect via BLE to configure device.
136		-)))
137		-|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:117px" %)Active Device|(% style="width:225px" %)(((
138		-(% 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.
139		-(% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
140		-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.
141		-)))
142		-|(% 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.
143		-
144		-== 1.7 BLE connection ==
145		-
146		-
147		-LDS12-LB support BLE remote configure.
148		-
149		-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:
150		-
151		-* Press button to send an uplink
152		-* Press button to active device.
153		-* Device Power on or reset.
154		-
155		-If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
156		-
157		-
158		-== 1.8 Pin Definitions ==
159		-
160		-[[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"]]
161		-
162		-
163		-
164		-== 1.9 Mechanical ==
165		-
166		-
167		-[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]]
168		-
169		-
170		-[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143899218-599.png]]
171		-
172		-
173		-[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143909447-639.png]]
174		-
175		-
176		-(% style="color:blue" %)**Probe Mechanical:**
177		-
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-20230614162359-3.png||height="468" 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
...	...	@@ -240,358 +240,351 @@
240	240	After join success, it will start to upload messages to TTN and you can see the messages in the panel.
241	241
242	242
243		-== 2.3  ​Uplink Payload ==
	136	+== 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.
254	254
255	255	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
256		-|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)(((
	146	+|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
257	257	**Size(bytes)**
258		-)))|=(% 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**
259		-|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(% style="width:62.5px" %)(((
260		-[[Temperature DS18B20>>||anchor="H2.3.2A0DS18B20Temperaturesensor"]]
261		-)))|[[Distance>>||anchor="H2.3.3A0Distance"]]|[[Distance signal strength>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
262		-[[Interrupt flag>>||anchor="H2.3.5A0InterruptPin"]]
263		-)))|[[LiDAR temp>>||anchor="H2.3.6A0LiDARtemp"]]|(((
264		-[[Message Type>>||anchor="H2.3.7A0MessageType"]]
265		-)))
	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
266	266
267		-[[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
268	268
	153	+[[image:1701149922873-259.png]]
269	269
270		-=== 2.3.1  Battery Info ===
	155	+(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
271	271
	157	+(% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
272	272
273		-Check the battery voltage for LDS12-LB.
	159	+(% style="color:blue" %)**Frequency Band**:
274	274
275		-Ex1: 0x0B45 = 2885mV
	161	+0x01: EU868
276	276
277		-Ex2: 0x0B49 = 2889mV
	163	+0x02: US915
278	278
	165	+0x03: IN865
279	279
280		-=== 2.3.2  DS18B20 Temperature sensor ===
	167	+0x04: AU915
281	281
	169	+0x05: KZ865
282	282
283		-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
284	284
	173	+0x07: AS923
285	285
286		-**Example**:
	175	+0x08: AS923-1
287	287
288		-If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
	177	+0x09: AS923-2
289	289
290		-If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
	179	+0x0a: AS923-3
291	291
	181	+0x0b: CN470
292	292
293		-=== 2.3.3  Distance ===
	183	+0x0c: EU433
294	294
	185	+0x0d: KR920
295	295
296		-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
297	297
	189	+(% style="color:blue" %)**Sub-Band**:
298	298
299		-**Example**:
	191	+AU915 and US915:value 0x00 ~~ 0x08
300	300
301		-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
302	302
	195	+Other Bands: Always 0x00
303	303
304		-=== 2.3.4  Distance signal strength ===
	197	+(% style="color:blue" %)**Battery Info**:
305	305
	199	+Check the battery voltage.
306	306
307		-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
308	308
	203	+Ex2: 0x0B49 = 2889mV
309	309
310		-**Example**:
311	311
312		-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 ===
313	313
314		-Customers can judge whether they need to adjust the environment based on the signal strength.
315	315
	209	+(((
	210	+DS20L will send this uplink **after** Device Status once join the LoRaWAN network successfully. And DS20L will:
316	316
317		-=== 2.3.5  Interrupt Pin ===
	212	+periodically send this uplink every 20 minutes, this interval [[can be changed>>||anchor="H3.3.1SetTransmitIntervalTime"]].
318	318
	214	+Uplink Payload totals 11 bytes.
	215	+)))
319	319
320		-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.
	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	+)))
321	321
322		-Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.6A0Pinmappingandpoweron"]].
	229	+==== **MOD~=1** ====
323	323
324		-**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.
325	325
326		-0x00: Normal uplink packet.
	233	+Uplink Payload totals 10 bytes.
327	327
328		-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:41px;background-color:#4F81BD;color:white" %)**2**|(% style="width:176px;background-color:#4F81BD;color:white" %)**1**|(% style="width:74px;background-color:#4F81BD;color:white" %)**2**|(% style="width:100px;background-color:#4F81BD;color:white" %)**1**|(% style="width:119px;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
329	329
330	330
331		-=== 2.3.6  LiDAR temp ===
	240	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
332	332
	242	+==== **Battery Info** ====
333	333
334		-Characterize the internal temperature value of the sensor.
	244	+Check the battery voltage for DS20L
335	335
336		-**Example: **
337		-If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
338		-If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
	246	+Ex1: 0x0E10 = 3600mV
339	339
	248	+**MOD & Alarm & Interrupt**
340	340
341		-=== 2.3.7  Message Type ===
	250	+**MOD:**
342	342
	252	+**Example: ** (0x60>>6) & 0x3f =1
343	343
344		-(((
345		-For a normal uplink payload, the message type is always 0x01.
346		-)))
	254	+**0x01:**  Regularly detect distance and report.
	255	+**0x02: ** Uninterrupted measurement (external power supply).
347	347
348		-(((
349		-Valid Message Type:
350		-)))
	257	+**Alarm:**
351	351
352		-(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:499px" %)
353		-|=(% style="width: 161px;background-color:#D9E2F3;color:#0070C0" %)**Message Type Code**|=(% style="width: 164px;background-color:#D9E2F3;color:#0070C0" %)**Description**|=(% style="width: 174px;background-color:#D9E2F3;color:#0070C0" %)**Payload**
354		-|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3A0200BUplinkPayload"]]
355		-|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H4.3A0GetFirmwareVersionInfo"]]
	259	+When the detection distance exceeds the limit, the alarm flag is set to 1.
356	356
357		-=== 2.3.8  Decode payload in The Things Network ===
	261	+**Interrupt:**
358	358
	263	+Whether it is an external interrupt.
359	359
360		-While using TTN network, you can add the payload format to decode the payload.
	265	+==== Distance** info** ====
361	361
	267	+**Example**:
362	362
363		-[[image:1654592762713-715.png]]
	269	+If payload is: 0708H: distance = 0708H = 1800 mm
364	364
	271	+==== **Sensor State** ====
365	365
366		-(((
367		-The payload decoder function for TTN is here:
368		-)))
	273	+Ex1: 0x00: Normal collection distance
369	369
370		-(((
371		-LDS12-LB TTN Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
372		-)))
	275	+Ex2 0x0x: Distance collection is wrong
373	373
	277	+==== **Interript Count** ====
374	374
375		-== 2.4  Uplink Interval ==
	279	+If payload is:000007D0H: count = 07D0H =2000
376	376
	281	+**MOD=2**
377	377
378		-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.
379	379
	285	+|**Size(bytes)**|**2**|**1**|**4**|**2**|**2**
	286	+|Value|[[BAT>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DS20L_LoRaWAN_Smart_Distance_Detector_User_Manual/#HBatteryInfo]]|MOD+ Alarm+Do+ Limit flag|Distance Limit  Alarm count|Upper limit|Lower limit
380	380
381		-== 2.5  ​Show Data in DataCake IoT Server ==
382	382
	289	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
383	383
384		-(((
385		-[[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:
386		-)))
	291	+**MOD & Alarm & Do & Limit** **flag**
387	387
	293	+**MOD:**
388	388
389		-(((
390		-(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
391		-)))
	295	+**Example: ** (0x60>>6) & 0x3f =1
392	392
393		-(((
394		-(% 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:**
395		-)))
	297	+**0x01:**  Regularly detect distance and report.
	298	+**0x02: ** Uninterrupted measurement (external power supply).
396	396
	300	+**Alarm:**
397	397
398		-[[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"]]
	302	+When the detection distance exceeds the limit, the alarm flag is set to 1.
399	399
	304	+**Do:**
400	400
401		-[[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"]]
	306	+When the distance exceeds the set threshold, pull the Do pin high.
402	402
	308	+**Limit** **flag:**
403	403
404		-(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
	310	+Mode for setting threshold: 0~~5
405	405
406		-(% style="color:blue" %)**Step 4**(%%)**: Search the LDS12-LB and add DevEUI.**
	312	+0: does not use upper and lower limits
407	407
408		-[[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"]]
	314	+1: Use upper and lower limits
409	409
	316	+2: is less than the lower limit value
410	410
411		-After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
	318	+3: is greater than the lower limit value
412	412
413		-[[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"]]
	320	+4: is less than the upper limit
414	414
	322	+5: is greater than the upper limit
415	415
416		-== 2.6 Datalog Feature ==
	324	+**Upper limit:**
417	417
	326	+The upper limit of the threshold cannot exceed 2000mm.
418	418
419		-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.
	328	+**Lower limit:**
420	420
	330	+The lower limit of the threshold cannot be less than 3mm.
421	421
422		-=== 2.6.1 Ways to get datalog via LoRaWAN ===
423	423
	333	+=== 2.3.3 Historical measuring distance, FPORT~=3 ===
424	424
425		-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.
426	426
427		-* (((
428		-a) LDS12-LB will do an ACK check for data records sending to make sure every data arrive server.
429		-)))
430		-* (((
431		-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.
432		-)))
	336	+DS20L stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]].
433	433
434		-Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
	338	+The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
435	435
436		-[[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"]]
	340	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
	341	+|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
	342	+**Size(bytes)**
	343	+)))|=(% 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
	344	+|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)(((
	345	+Reserve(0xFF)
	346	+)))|Distance|Distance signal strength|(% style="width:88px" %)(((
	347	+LiDAR temp
	348	+)))|(% style="width:85px" %)Unix TimeStamp
437	437
	350	+**Interrupt flag & Interrupt level:**
438	438
439		-=== 2.6.2 Unix TimeStamp ===
	352	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
	353	+|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
	354	+**Size(bit)**
	355	+)))|=(% 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**
	356	+|(% 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" %)(((
	357	+Interrupt flag
	358	+)))
440	440
	360	+* (((
	361	+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.
	362	+)))
441	441
442		-LDS12-LB uses Unix TimeStamp format based on
	364	+For example, in the US915 band, the max payload for different DR is:
443	443
444		-[[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"]]
	366	+**a) DR0:** max is 11 bytes so one entry of data
445	445
446		-User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
	368	+**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
447	447
448		-Below is the converter example
	370	+**c) DR2:** total payload includes 11 entries of data
449	449
450		-[[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"]]
	372	+**d) DR3:** total payload includes 22 entries of data.
451	451
	374	+If DS20L doesn't have any data in the polling time. It will uplink 11 bytes of 0
452	452
453		-So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
454	454
	377	+**Downlink:**
455	455
456		-=== 2.6.3 Set Device Time ===
	379	+0x31 64 CC 68 0C 64 CC 69 74 05
457	457
	381	+[[image:image-20230805144936-2.png||height="113" width="746"]]
458	458
459		-User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
	383	+**Uplink:**
460	460
461		-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).
	385	+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
462	462
463		-(% 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.**
464	464
	388	+**Parsed Value:**
465	465
466		-=== 2.6.4 Poll sensor value ===
	390	+[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
467	467
468	468
469		-Users can poll sensor values based on timestamps. Below is the downlink command.
	393	+[360,176,30,High,True,2023-08-04 02:53:00],
470	470
471		-(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
472		-|(% colspan="4" style="background-color:#d9e2f3; color:#0070c0; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
473		-|(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
474		-|(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
	395	+[355,168,30,Low,False,2023-08-04 02:53:29],
475	475
476		-(((
477		-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.
478		-)))
	397	+[245,211,30,Low,False,2023-08-04 02:54:29],
479	479
480		-(((
481		-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"]]
482		-)))
	399	+[57,700,30,Low,False,2023-08-04 02:55:29],
483	483
484		-(((
485		-Is to check 2021/11/12 12:00:00 to 2021/11/12 15:00:00's data
486		-)))
	401	+[361,164,30,Low,True,2023-08-04 02:56:00],
487	487
488		-(((
489		-Uplink Internal =5s，means LDS12-LB will send one packet every 5s. range 5~~255s.
490		-)))
	403	+[337,184,30,Low,False,2023-08-04 02:56:40],
491	491
	405	+[20,4458,30,Low,False,2023-08-04 02:57:40],
492	492
493		-== 2.7 Frequency Plans ==
	407	+[362,173,30,Low,False,2023-08-04 02:58:53],
494	494
495	495
496		-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.
	410	+**History read from serial port：**
497	497
498		-[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
	412	+[[image:image-20230805145056-3.png]]
499	499
500	500
501		-== 2.8 LiDAR ToF Measurement ==
	415	+=== 2.3.4 Decode payload in The Things Network ===
502	502
503		-=== 2.8.1 Principle of Distance Measurement ===
504	504
	418	+While using TTN network, you can add the payload format to decode the payload.
505	505
506		-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.
	420	+[[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"]]
507	507
508	508
509		-[[image:1654831757579-263.png]]
	423	+(((
	424	+The payload decoder function for TTN is here:
	425	+)))
510	510
	427	+(((
	428	+DS20L TTN Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
	429	+)))
511	511
512		-=== 2.8.2 Distance Measurement Characteristics ===
513	513
	432	+== 2.4 ​Show Data in DataCake IoT Server ==
514	514
515		-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:
516	516
517		-[[image:1654831774373-275.png]]
518		-
519		-
520	520	(((
521		-(% style="color:blue" %)**① **(%%)Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
	436	+[[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:
522	522	)))
523	523
	439	+
524	524	(((
525		-(% style="color:blue" %)**② **(%%)Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
	441	+(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
526	526	)))
527	527
528	528	(((
529		-(% style="color:blue" %)**③ **(%%)Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
	445	+(% 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:**
530	530	)))
531	531
532	532
533		-(((
534		-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:
535		-)))
	449	+[[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"]]
536	536
537	537
538		-[[image:1654831797521-720.png]]
	452	+[[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"]]
539	539
540	540
541		-(((
542		-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.
543		-)))
	455	+(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
544	544
545		-[[image:1654831810009-716.png]]
	457	+(% style="color:blue" %)**Step 4**(%%)**: Search the DS20L and add DevEUI.**
546	546
	459	+[[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"]]
547	547
548		-(((
549		-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.
550		-)))
551	551
	462	+After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
552	552
553		-=== 2.8.3 Notice of usage: ===
	464	+[[image:1701152946067-561.png]]
554	554
555	555
556		-Possible invalid /wrong reading for LiDAR ToF tech:
	467	+== 2.5 Frequency Plans ==
557	557
558		-* Measure high reflectivity object such as: Mirror, Smooth ceramic tile, static milk surface, will have possible wrong readings.
559		-* While there is transparent object such as glass, water drop between the measured object and the LiDAR sensor, the reading might be wrong.
560		-* The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe.
561		-* The sensor window is made by Acrylic. Don't touch it with alcohol material. This will destroy the sensor window.
562	562
563		-=== 2.8.4  Reflectivity of different objects ===
	470	+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.
564	564
	472	+[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
565	565
566		-(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:379px" %)
567		-|=(% style="width: 54px;background-color:#D9E2F3;color:#0070C0" %)Item|=(% style="width: 231px;background-color:#D9E2F3;color:#0070C0" %)Material|=(% style="width: 94px;background-color:#D9E2F3;color:#0070C0" %)Relectivity
568		-|(% style="width:53px" %)1|(% style="width:229px" %)Black foam rubber|(% style="width:93px" %)2.4%
569		-|(% style="width:53px" %)2|(% style="width:229px" %)Black fabric|(% style="width:93px" %)3%
570		-|(% style="width:53px" %)3|(% style="width:229px" %)Black rubber|(% style="width:93px" %)4%
571		-|(% style="width:53px" %)4|(% style="width:229px" %)Coal (different types of coal)|(% style="width:93px" %)4~~8%
572		-|(% style="width:53px" %)5|(% style="width:229px" %)Black car paint|(% style="width:93px" %)5%
573		-|(% style="width:53px" %)6|(% style="width:229px" %)Black Jam|(% style="width:93px" %)10%
574		-|(% style="width:53px" %)7|(% style="width:229px" %)Opaque black plastic|(% style="width:93px" %)14%
575		-|(% style="width:53px" %)8|(% style="width:229px" %)Clean rough board|(% style="width:93px" %)20%
576		-|(% style="width:53px" %)9|(% style="width:229px" %)Translucent plastic bottle|(% style="width:93px" %)62%
577		-|(% style="width:53px" %)10|(% style="width:229px" %)Carton cardboard|(% style="width:93px" %)68%
578		-|(% style="width:53px" %)11|(% style="width:229px" %)Clean pine|(% style="width:93px" %)70%
579		-|(% style="width:53px" %)12|(% style="width:229px" %)Opaque white plastic|(% style="width:93px" %)87%
580		-|(% style="width:53px" %)13|(% style="width:229px" %)White Jam|(% style="width:93px" %)90%
581		-|(% style="width:53px" %)14|(% style="width:229px" %)Kodak Standard Whiteboard|(% style="width:93px" %)100%
582		-|(% style="width:53px" %)15|(% style="width:229px" %)(((
583		-Unpolished white metal surface
584		-)))|(% style="width:93px" %)130%
585		-|(% style="width:53px" %)16|(% style="width:229px" %)Glossy light metal surface|(% style="width:93px" %)150%
586		-|(% style="width:53px" %)17|(% style="width:229px" %)stainless steel|(% style="width:93px" %)200%
587		-|(% style="width:53px" %)18|(% style="width:229px" %)Reflector plate, reflective tape|(% style="width:93px" %)>300%
588	588
589		-= 3. Configure LDS12-LB =
	475	+= 3. Configure DS20L =
590	590
591	591	== 3.1 Configure Methods ==
592	592
593	593
594		-LDS12-LB supports below configure method:
	480	+DS20L supports below configure method:
595	595
596	596	* AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
597	597
...	...	@@ -613,10 +613,10 @@
613	613	[[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/]]
614	614
615	615
616		-== 3.3 Commands special design for LDS12-LB ==
	502	+== 3.3 Commands special design for DS20L ==
617	617
618	618
619		-These commands only valid for LDS12-LB, as below:
	505	+These commands only valid for DS20L, as below:
620	620
621	621
622	622	=== 3.3.1 Set Transmit Interval Time ===
...	...	@@ -631,7 +631,7 @@
631	631	)))
632	632
633	633	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
634		-|=(% style="width: 156px;background-color:#D9E2F3; color:#0070c0" %)**Command Example**|=(% style="width: 137px;background-color:#D9E2F3; color:#0070c0" %)**Function**|=(% style="background-color:#D9E2F3; color:#0070c0" %)**Response**
	520	+|=(% style="width: 156px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 137px;background-color:#4F81BD;color:white" %)**Function**|=(% style="background-color:#4F81BD;color:white" %)**Response**
635	635	|(% style="width:156px" %)AT+TDC=?|(% style="width:137px" %)Show current transmit Interval|(((
636	636	30000
637	637	OK
...	...	@@ -658,26 +658,30 @@
658	658	Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
659	659	)))
660	660	* (((
661		-Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
	547	+Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
662	662	)))
663	663
664	664	=== 3.3.2 Set Interrupt Mode ===
665	665
666	666
667		-Feature, Set Interrupt mode for PA8 of pin.
	553	+Feature, Set Interrupt mode for pin of GPIO_EXTI.
668	668
669		-When AT+INTMOD=0 is set, PA8 is used as a digital input port.
	555	+When AT+INTMOD=0 is set, GPIO_EXTI is used as a digital input port.
670	670
671	671	(% style="color:blue" %)**AT Command: AT+INTMOD**
672	672
673	673	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
674		-|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3;color:#0070C0" %)**Response**
	560	+|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 197px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Response**
675	675	|(% style="width:154px" %)AT+INTMOD=?|(% style="width:196px" %)Show current interrupt mode|(% style="width:157px" %)(((
676	676	0
677	677	OK
678	678	the mode is 0 =Disable Interrupt
679	679	)))
680		-|(% style="width:154px" %)AT+INTMOD=2|(% style="width:196px" %)(((
	566	+|(% style="width:154px" %)(((
	567	+AT+INTMOD=3
	568	+
	569	+(default)
	570	+)))|(% style="width:196px" %)(((
681	681	Set Transmit Interval
682	682	0. (Disable Interrupt),
683	683	~1. (Trigger by rising and falling edge)
...	...	@@ -696,90 +696,77 @@
696	696	* Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
697	697
698	698
	589	+== 3.3.3 Set work mode ==
699	699
700		-=== 3.3.3 Get Firmware Version Info ===
701	701
	592	+Feature: Switch working mode
702	702
703		-Feature: use downlink to get firmware version.
	594	+(% style="color:blue" %)**AT Command: AT+MOD**
704	704
705		-(% style="color:#037691" %)**Downlink Command: 0x26**
706		-
707		-(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:492px" %)
708		-|(% style="background-color:#d9e2f3; color:#0070c0; width:191px" %)**Downlink Control Type**|(% style="background-color:#d9e2f3; color:#0070c0; width:57px" %)**FPort**|(% style="background-color:#d9e2f3; color:#0070c0; width:91px" %)**Type Code**|(% style="background-color:#d9e2f3; color:#0070c0; 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:#D9E2F3;color:#0070C0" %)(((
720		-**Size(bytes)**
721		-)))|=(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="background-color:#D9E2F3;color:#0070C0" %)**5**|=(% style="background-color:#D9E2F3;color:#0070C0" %)**1**
722		-|**Value**|Software Type|(((
723		-Frequency
724		-Band
725		-)))|Sub-band|(((
726		-Firmware
727		-Version
728		-)))|Sensor Type|Reserve|(((
729		-[[Message Type>>||anchor="H2.3.7A0MessageType"]]
730		-Always 0x02
	597	+|=(% 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**
	598	+|(% style="width:162px" %)AT+MOD=?|(% style="width:191px" %)Get the current working mode.|(% style="width:106px" %)OK
	599	+|(% style="width:162px" %)AT+MOD=1|(% style="width:191px" %)Set the working mode to Regular measurements.|(% style="width:106px" %)(((
	600	+OK
	601	+Attention:Take effect after ATZ
731	731	)))
732	732
733		-(% style="color:#037691" %)**Software Type**(%%): Always 0x03 for LLDS12
	604	+(% style="color:blue" %)**Downlink Command:**
734	734
735		-(% style="color:#037691" %)**Frequency Band**:
	606	+* **Example: **0x0A00  ~/~/  Same as AT+MOD=0
736	736
737		-*0x01: EU868
	608	+* **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
738	738
739		-*0x02: US915
	610	+=== 3.3.4 Set threshold and threshold mode ===
740	740
741		-*0x03: IN865
742	742
743		-*0x04: AU915
	613	+Feature, Set threshold and threshold mode
744	744
745		-*0x05: KZ865
	615	+When (% style="color:#037691" %)**AT+DOL=0,0,0,0,400**(%%) is set, No threshold is used, the sampling time is 400ms.
746	746
747		-*0x06: RU864
	617	+(% style="color:blue" %)**AT Command: AT+DOL**
748	748
749		-*0x07: AS923
	619	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
	620	+|(% 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**
	621	+|(% style="width:172px" %)AT+ DOL =?|(% style="width:279px" %)Get the current threshold mode and sampling time|(% style="width:118px" %)(((
	622	+0,0,0,0,400
	623	+OK
	624	+)))
	625	+|(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
750	750
751		-*0x08: AS923-1
752	752
753		-*0x09: AS923-2
754	754
755		-*0xa0: AS923-3
	629	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
	630	+|(% 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
	631	+|(% style="width:251px" %)1: Use upper and lower limits
	632	+|(% style="width:251px" %)2: Less than the lower limit
	633	+|(% style="width:251px" %)3: Greater than the lower limit
	634	+|(% style="width:251px" %)4: Less than the upper limit
	635	+|(% style="width:251px" %)5: Greater than the upper limit
	636	+|(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
	637	+|(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
	638	+|(% 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
	639	+|(% style="width:251px" %)1 Person or object counting statistics
	640	+|(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
	641	+0~~10000ms
756	756
	643	+
	644	+)))
757	757
758		-(% style="color:#037691" %)**Sub-Band**(%%): value 0x00 ~~ 0x08
	646	+(% style="color:blue" %)**Downlink Command: 0x07**
759	759
760		-(% style="color:#037691" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
	648	+Format: Command Code (0x07) followed by 9bytes.
761	761
762		-(% style="color:#037691" %)**Sensor Type**:
	650	+* Example 0: Downlink Payload: 070000000000000190  **~-~-->**  AT+MOD=0,0,0,0,400
763	763
764		-0x01: LSE01
	652	+* Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
765	765
766		-0x02: LDDS75
767	767
768		-0x03: LDDS20
769	769
770		-0x04: LLMS01
771		-
772		-0x05: LSPH01
773		-
774		-0x06: LSNPK01
775		-
776		-0x07: LLDS12
777		-
778		-
779	779	= 4. Battery & Power Consumption =
780	780
781	781
782		-LDS12-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
	659	+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.
783	783
784	784	[[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
785	785
...	...	@@ -788,7 +788,7 @@
788	788
789	789
790	790	(% class="wikigeneratedid" %)
791		-User can change firmware LDS12-LB to:
	668	+User can change firmware DS20L to:
792	792
793	793	* Change Frequency band/ region.
794	794
...	...	@@ -796,7 +796,7 @@
796	796
797	797	* Fix bugs.
798	798
799		-Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/ph4uyz0rchflrnw/AADr1f_5Sg30804NItpfOQbla?dl=0]]**
	676	+Firmware and changelog can be downloaded from : **[[Firmware download link>>https://www.dropbox.com/sh/zqv1vt3komgp4tu/AAC33PnXIcWOVl_UXBEAeT_xa?dl=0]]**
800	800
801	801	Methods to Update Firmware:
802	802
...	...	@@ -806,10 +806,10 @@
806	806
807	807	= 6. FAQ =
808	808
809		-== 6.1 What is the frequency plan for LDS12-LB? ==
	686	+== 6.1 What is the frequency plan for DS20L? ==
810	810
811	811
812		-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"]]
	689	+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"]]
813	813
814	814
815	815	= 7. Trouble Shooting =
...	...	@@ -824,11 +824,11 @@
824	824
825	825
826	826	(((
827		-(% style="color:blue" %)**Cause ①**(%%)**：**Due to the physical principles of The LiDAR probe, the above phenomenon is likely to occur if the detection object is the material with high reflectivity (such as mirror, smooth floor tile, etc.) or transparent substance (such as glass and water, etc.)
	704	+(% style="color:blue" %)**Cause ①**(%%)**：**Due to the physical principles of The LiDAR probe, the above phenomenon is likely to occur if the detection object is the material with high reflectivity (such as mirror, smooth floor tile, etc.) or transparent substance. (such as glass and water, etc.)
828	828	)))
829	829
830	830	(((
831		-Troubleshooting: Please avoid use of this product under such circumstance in practice.
	708	+(% style="color:red" %)**Troubleshooting**(%%): Please avoid use of this product under such circumstance in practice.
832	832	)))
833	833
834	834
...	...	@@ -837,7 +837,7 @@
837	837	)))
838	838
839	839	(((
840		-Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter.
	717	+(% style="color:red" %)**Troubleshooting**(%%): please use dry dust-free cloth to gently remove the foreign matter.
841	841	)))
842	842
843	843
...	...	@@ -844,7 +844,7 @@
844	844	= 8. Order Info =
845	845
846	846
847		-Part Number: (% style="color:blue" %)**LDS12-LB-XXX**
	724	+Part Number: (% style="color:blue" %)**DS20L-XXX**
848	848
849	849	(% style="color:red" %)**XXX**(%%): **The default frequency band**
850	850
...	...	@@ -869,7 +869,7 @@
869	869
870	870	(% style="color:#037691" %)**Package Includes**:
871	871
872		-* LDS12-LB LoRaWAN LiDAR ToF Distance Sensor x 1
	749	+* DS20L LoRaWAN Smart Distance Detector x 1
873	873
874	874	(% style="color:#037691" %)**Dimension and weight**:
875	875

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