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Last modified by Mengting Qiu on 2023/12/14 11:15
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Summary

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Title
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1 -CPL03-LB_LoRaWAN_Outdoor_Pulse/Contact _Sensor_User_Manual
1 +DDS20-LB -- LoRaWAN Ultrasonic Liquid Level Sensor User Manual
Content
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1 1  (% style="text-align:center" %)
2 -[[image:S31-B.jpg]]
2 +[[image:image-20230613133716-2.png||height="717" width="717"]]
3 3  
4 4  
5 5  
6 6  
7 +
8 +
9 +
10 +
7 7  **Table of Contents：**
8 8  
9 9  {{toc/}}
... ... @@ -15,41 +15,44 @@
15 15  
16 16  = 1. Introduction =
17 17  
18 -== 1.1 What is S31x-LB LoRaWAN Temperature & Humidity Sensor ==
22 +== 1.1 What is LoRaWAN Ultrasonic liquid level Sensor ==
19 19  
20 20  
21 -The Dragino S31x-LB is a (% style="color:blue" %)**LoRaWAN Temperature and Humidity Sensor**(%%) for Internet of Things solution. It is used to measure the (% style="color:blue" %)**surrounding environment temperature and relative air humidity precisely**(%%), and then upload to IoT server via LoRaWAN wireless protocol.
25 +The Dragino DDS20-LB is a (% style="color:blue" %)**LoRaWAN Ultrasonic liquid level sensor**(%%) for Internet of Things solution. It uses (% style="color:blue" %)**none-contact method **(%%)to measure the (% style="color:blue" %)**height of liquid**(%%) in a container without opening the container, and send the value via LoRaWAN network to IoT Server.
22 22  
23 -The temperature & humidity sensor used in S31x-LB is SHT31, which is fully calibrated, linearized, and temperature compensated digital output from Sensirion, it provides a strong reliability and long-term stability. The SHT31 is fixed in a (% style="color:blue" %)**waterproof anti-condensation casing**(%%) for long term use.
27 +The DDS20-LB sensor is installed directly below the container to detect the height of the liquid level. User doesn't need to open a hole on the container to be tested. The none-contact measurement makes the measurement safety, easier and possible for some strict situation. 
24 24  
25 -The LoRa wireless technology used in S31x-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.
29 +DDS20-LB uses (% style="color:blue" %)**ultrasonic sensing technology**(%%) for distance measurement. DDS20-LB is of high accuracy to measure various liquid such as: (% style="color:blue" %)**toxic substances**(%%), (% style="color:blue" %)**strong acids**(%%), (% style="color:blue" %)**strong alkalis**(%%) and (% style="color:blue" %)**various pure liquids**(%%) in high-temperature and high-pressure airtight containers.
26 26  
27 -S31x-LB supports (% style="color:blue" %)**Temperature & Humdity alarm feature**(%%), user can set temperature alarm for instant notice. S31x-LB supports Datalog feature, it can save the data when there is no LoRaWAN network and uplink when network recover.
31 +The LoRa wireless technology used in DDS20-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.
28 28  
29 -S31x-LB (% style="color:blue" %)**supports BLE configure**(%%) and (% style="color:blue" %)**wireless OTA update**(%%) which make user easy to use.
33 +DDS20-LB (% style="color:blue" %)**supports BLE configure**(%%) and (% style="color:blue" %)**wireless OTA update**(%%) which make user easy to use.
30 30  
31 -S31x-LB is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
35 +DDS20-LB is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
32 32  
33 -Each S31x-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 +Each DDS20-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.
34 34  
39 +[[image:image-20230613140115-3.png||height="453" width="800"]]
35 35  
41 +
36 36  == 1.2 ​Features ==
37 37  
38 38  
39 39  * LoRaWAN 1.0.3 Class A
40 -* Ultra-low power consumption
41 -* External 3 meters SHT31 probe (For S31-LB)
42 -* Measure range -55°C ~~ 125°C
43 -* Temperature & Humidity alarm
44 44  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
47 +* Ultra-low power consumption
48 +* Liquid Level Measurement by Ultrasonic technology
49 +* Measure through container, No need to contact Liquid
50 +* Valid level range 20mm - 2000mm
51 +* Accuracy: ±(5mm+S*0.5%) (S: Measure Value)
52 +* Cable Length : 25cm
45 45  * Support Bluetooth v5.1 and LoRaWAN remote configure
46 46  * Support wireless OTA update firmware
47 -* Uplink on periodically
55 +* AT Commands to change parameters
48 48  * Downlink to change configure
57 +* IP66 Waterproof Enclosure
49 49  * 8500mAh Battery for long term use
50 50  
51 -
52 -
53 53  == 1.3 Specification ==
54 54  
55 55  
... ... @@ -58,20 +58,6 @@
58 58  * Supply Voltage: built in 8500mAh Li-SOCI2 battery , 2.5v ~~ 3.6v
59 59  * Operating Temperature: -40 ~~ 85°C
60 60  
61 -(% style="color:#037691" %)**Temperature Sensor:**
62 -
63 -* Range: -40 to + 80°C
64 -* Accuracy: ±0.2 @ 0-90 °C
65 -* Resolution: 0.1°C
66 -* Long Term Shift: <0.03 °C/yr
67 -
68 -(% style="color:#037691" %)**Humidity Sensor: **
69 -
70 -* Range: 0 ~~ 99.9% RH
71 -* Accuracy: ± 2%RH ( 0 ~~ 100%RH)
72 -* Resolution: 0.01% RH
73 -* Long Term Shift: <0.25 %RH/yr
74 -
75 75  (% style="color:#037691" %)**LoRa Spec:**
76 76  
77 77  * Frequency Range,  Band 1 (HF): 862 ~~ 1020 Mhz
... ... @@ -93,485 +93,518 @@
93 93  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
94 94  
95 95  
89 +== 1.4 Suitable Container & Liquid ==
96 96  
97 -== 1.4 Sleep mode and working mode ==
98 98  
92 +* Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc.
93 +* Container shape is regular, and surface is smooth.
94 +* Container Thickness:
95 +** Pure metal material.  2~~8mm, best is 3~~5mm
96 +** Pure non metal material: <10 mm
97 +* Pure liquid without irregular deposition.(% style="display:none" %)
99 99  
100 -(% 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.
101 101  
102 -(% 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.
103 103  
101 +== 1.5 Install DDS20-LB ==
104 104  
105 -== 1.5 Button & LEDs ==
106 106  
104 +(% style="color:blue" %)**Step 1**(%%):  Choose the installation point.
107 107  
108 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]]
106 +DDS20-LB (% style="color:red" %)**MUST**(%%) be installed on the container bottom middle position.
109 109  
110 110  
111 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
112 -|=(% 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**
113 -|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)(((
114 -If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
115 -Meanwhile, BLE module will be active and user can connect via BLE to configure device.
109 +[[image:image-20220615091045-3.png]]
110 +
111 +
112 +
113 +(((
114 +(% style="color:blue" %)**Step 2**(%%):  Polish the installation point.
116 116  )))
117 -|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:117px" %)Active Device|(% style="width:225px" %)(((
118 -(% 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.
119 -(% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
120 -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.
116 +
117 +(((
118 +For Metal Surface with paint, it is important to polish the surface, first use crude sand paper to polish the paint level , then use exquisite sand paper to polish the metal level to make it shine & smooth.
121 121  )))
122 -|(% 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.
123 123  
121 +[[image:image-20220615092010-11.png]]
124 124  
125 125  
126 -== 1.6 BLE connection ==
124 +No polish needed if the container is shine metal surface without paint or non-metal container.
127 127  
126 +[[image:image-20220615092044-12.png]]
128 128  
129 -S31x-LB support BLE remote configure.
130 130  
131 131  
132 -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:
130 +(((
131 +(% style="color:blue" %)**Step3:   **(%%)Test the installation point.
132 +)))
133 133  
134 -* Press button to send an uplink
135 -* Press button to active device.
136 -* Device Power on or reset.
134 +(((
135 +Power on DDS20-LB, check if the blue LED is on, If the blue LED is on, means the sensor works. Then put ultrasonic coupling paste on the sensor and put it tightly on the installation point.
136 +)))
137 137  
138 -If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
139 139  
139 +(((
140 +It is necessary to put the coupling paste between the sensor and the container, otherwise DDS20-LB won't detect the liquid level.
141 +)))
140 140  
141 -== 1.7 Pin Definitions ==
143 +[[image:1655256160324-178.png||height="151" width="419"]][[image:image-20220615092327-13.png||height="146" width="260"]]
142 142  
143 -[[image:image-20230523174230-1.png]]
144 144  
146 +(((
147 +After paste the DDS20-LB well, power on DDS20-LB. In the first 30 seconds of booting, device will check the sensors status and BLUE LED will show the status as below. After 30 seconds, BLUE LED will be off to save battery life.
148 +)))
145 145  
146 -== 1.8 Hardware Variant ==
147 147  
151 +(((
152 +(% style="color:red" %)**LED Status:**
153 +)))
148 148  
149 -(% border="1" cellspacing="5" style="width:472px" %)
150 -|=(% style="width: 102px;background-color:#D9E2F3;color:#0070C0" %)Model|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)Photo|=(% style="width: 187px; background-color:#D9E2F3;color:#0070C0" %)Probe Info
151 -|(% style="width:102px" %)(((
152 -S31-LB
153 -)))|(% style="width:190px" %)[[image:image-20230527093214-2.jpeg]]|(% style="width:187px" %)(((
154 -1 x SHT31 Probe
155 +* (((
156 +Onboard LED: When power on device, the onboard LED will fast blink 4 times which means detect the sensor well.
157 +)))
155 155  
156 -Cable Length : 2 meters
159 +* (((
160 +(% style="color:blue" %)**BLUE LED**(% style="color:red" %)** always ON**(%%): Sensor is power on but doesn't detect liquid. There is problem in installation point.
161 +)))
162 +* (((
163 +(% style="color:blue" %)**BLUE LED**(% style="color:red" %)** slowly blinking**(%%): Sensor detects Liquid Level, The installation point is good.
164 +)))
157 157  
158 -
166 +(((
167 +LDDS20 will enter into low power mode at 30 seconds after system reset or power on, Blue LED will be off after that.
159 159  )))
160 -|(% style="width:102px" %)(((
161 -S31B-LB
162 -)))|(% style="width:190px" %)[[image:image-20230527093155-1.jpeg]]|(% style="width:187px" %)(((
163 -1 x SHT31 Probe
164 164  
165 -Installed in device.
170 +
171 +(((
172 +(% style="color:red" %)**Note 2:**
166 166  )))
167 167  
168 -(% style="display:none" %)
175 +(((
176 +(% style="color:red" %)**Ultrasonic coupling paste** (%%) is subjected in most shipping way. So the default package doesn't include it and user needs to purchase locally.
177 +)))
169 169  
170 170  
180 +(((
181 +(% style="color:blue" %)**Step4:   **(%%)Install use Epoxy ab glue.
182 +)))
171 171  
172 -== 1.9 Mechanical ==
184 +(((
185 +Prepare Eproxy AB glue.
186 +)))
173 173  
188 +(((
189 +Put Eproxy AB glue in the sensor and press it hard on the container installation point.
190 +)))
174 174  
175 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]]
192 +(((
193 +Reset DDS20-LB and see if the BLUE LED is slowly blinking.
194 +)))
176 176  
196 +[[image:image-20220615091045-8.png||height="203" width="341"]] [[image:image-20220615091045-9.png||height="200" width="284"]]
177 177  
178 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143899218-599.png]]
179 179  
199 +(((
200 +(% style="color:red" %)**Note 1:**
201 +)))
180 180  
181 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143909447-639.png]]
203 +(((
204 +Eproxy AB glue needs 3~~ 5 minutes to stable attached. we can use other glue material to keep it in the position.
205 +)))
182 182  
183 183  
184 -= 2. Configure S31x-LB to connect to LoRaWAN network =
208 +(((
209 +(% style="color:red" %)**Note 2:**
210 +)))
185 185  
186 -== 2.1 How it works ==
212 +(((
213 +(% style="color:red" %)**Eproxy AB glue**(%%) is subjected in most shipping way. So the default package doesn't include it and user needs to purchase locally.
214 +)))
187 187  
188 188  
189 -The S31x-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 S31x-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
217 +== 1.6 Applications ==
190 190  
191 191  
192 -== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
220 +* Smart liquid control solution.
193 193  
222 +* Smart liquefied gas solution.
194 194  
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.
225 +== 1.7 Precautions ==
198 198  
199 199  
200 -(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from S31x-LB.
228 +* At room temperature, containers of different materials, such as steel, glass, iron, ceramics, non-foamed plastics and other dense materials, have different detection blind areas and detection limit heights.
201 201  
202 -Each S31x-LB is shipped with a sticker with the default device EUI as below:
230 +* For containers of the same material at room temperature, the detection blind zone and detection limit height are also different for the thickness of the container.
203 203  
204 -[[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
232 +* When the detected liquid level exceeds the effective detection value of the sensor, and the liquid level of the liquid to be measured shakes or tilts, the detected liquid height is unstable.(% style="display:none" %)
205 205  
206 206  
207 -You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
208 208  
236 +== 1.8 Sleep mode and working mode ==
209 209  
210 -(% style="color:blue" %)**Register the device**
211 211  
212 -[[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/1654935135620-998.png?rev=1.1||alt="1654935135620-998.png"]]
239 +(% 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.
213 213  
241 +(% 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.
214 214  
215 -(% style="color:blue" %)**Add APP EUI and DEV EUI**
216 216  
217 -[[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-20220611161308-4.png?width=753&height=551&rev=1.1||alt="图片-20220611161308-4.png"]]
244 +== 1.9 Button & LEDs ==
218 218  
219 219  
220 -(% style="color:blue" %)**Add APP EUI in the application**
247 +[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]]
221 221  
222 222  
223 -[[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-20220611161308-5.png?width=742&height=601&rev=1.1||alt="图片-20220611161308-5.png"]]
250 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
251 +|=(% 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**
252 +|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)(((
253 +If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
254 +Meanwhile, BLE module will be active and user can connect via BLE to configure device.
255 +)))
256 +|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:117px" %)Active Device|(% style="width:225px" %)(((
257 +(% 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.
258 +(% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
259 +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.
260 +)))
261 +|(% 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.
224 224  
263 +== 1.10 BLE connection ==
225 225  
226 -(% style="color:blue" %)**Add APP KEY**
227 227  
228 -[[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"]]
266 +DDS45-LB support BLE remote configure.
229 229  
230 230  
231 -(% style="color:blue" %)**Step 2:**(%%) Activate on S31x-LB
269 +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:
232 232  
271 +* Press button to send an uplink
272 +* Press button to active device.
273 +* Device Power on or reset.
233 233  
234 -Press the button for 5 seconds to activate the S31x-LB.
275 +If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
235 235  
236 -(% 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.
237 237  
238 -After join success, it will start to upload messages to TTN and you can see the messages in the panel.
278 +== 1.11 Pin Definitions ==
239 239  
280 +[[image:image-20230523174230-1.png]]
240 240  
241 -== 2.3 ​Uplink Payload ==
242 242  
243 -=== 2.3.1 Device Status, FPORT~=5 ===
283 +== 1.12 Mechanical ==
244 244  
245 245  
246 -Users can use the downlink command(**0x26 01**) to ask S31x-LB to send device configure detail, include device configure status. S31x-LB will uplink a payload via FPort=5 to server.
286 +[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]]
247 247  
248 -The Payload format is as below.
249 249  
289 +[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143899218-599.png]]
250 250  
251 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
252 -|(% colspan="6" style="background-color:#d9e2f3; color:#0070c0" %)**Device Status (FPORT=5)**
253 -|(% style="width:103px" %)**Size (bytes)**|(% style="width:72px" %)**1**|**2**|(% style="width:91px" %)**1**|(% style="width:86px" %)**1**|(% style="width:44px" %)**2**
254 -|(% style="width:103px" %)**Value**|(% style="width:72px" %)Sensor Model|Firmware Version|(% style="width:91px" %)Frequency Band|(% style="width:86px" %)Sub-band|(% style="width:44px" %)BAT
255 255  
256 -Example parse in TTNv3
292 +[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143909447-639.png]]
257 257  
258 -[[image:image-20230524144422-1.png||height="174" width="1080"]]
259 259  
295 +(% style="color:blue" %)**Probe Mechanical:**
260 260  
261 -(% style="color:#037691" %)**Sensor Model**(%%): For S31x-LB, this value is 0x0A
297 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS45%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654915562090-396.png?rev=1.1||alt="1654915562090-396.png"]]
262 262  
263 -(% style="color:#037691" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
264 264  
265 -(% style="color:#037691" %)**Frequency Band**:
300 += 2. Configure DDS45-LB to connect to LoRaWAN network =
266 266  
267 -*0x01: EU868
302 +== 2.1 How it works ==
268 268  
269 -*0x02: US915
270 270  
271 -*0x03: IN865
305 +The DDS45-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 DDS45-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
272 272  
273 -*0x04: AU915
307 +(% style="display:none" %) (%%)
274 274  
275 -*0x05: KZ865
309 +== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
276 276  
277 -*0x06: RU864
278 278  
279 -*0x07: AS923
312 +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.
280 280  
281 -*0x08: AS923-1
314 +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.
282 282  
283 -*0x09: AS923-2
316 +[[image:image-20230613140140-4.png||height="453" width="800"]](% style="display:none" %)
284 284  
285 -*0x0a: AS923-3
286 286  
287 -*0x0b: CN470
319 +(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DDS45-LB.
288 288  
289 -*0x0c: EU433
321 +Each DDS45-LB is shipped with a sticker with the default device EUI as below:
290 290  
291 -*0x0d: KR920
323 +[[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
292 292  
293 -*0x0e: MA869
294 294  
326 +You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
295 295  
296 -(% style="color:#037691" %)**Sub-Band**:
297 297  
298 -AU915 and US915:value 0x00 ~~ 0x08
329 +(% style="color:blue" %)**Register the device**
299 299  
300 -CN470: value 0x0B ~~ 0x0C
331 +[[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/1654935135620-998.png?rev=1.1||alt="1654935135620-998.png"]]
301 301  
302 -Other Bands: Always 0x00
303 303  
334 +(% style="color:blue" %)**Add APP EUI and DEV EUI**
304 304  
305 -(% style="color:#037691" %)**Battery Info**:
336 +[[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-20220611161308-4.png?width=753&height=551&rev=1.1||alt="图片-20220611161308-4.png"]]
306 306  
307 -Check the battery voltage.
308 308  
309 -Ex1: 0x0B45 = 2885mV
339 +(% style="color:blue" %)**Add APP EUI in the application**
310 310  
311 -Ex2: 0x0B49 = 2889mV
312 312  
342 +[[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-20220611161308-5.png?width=742&height=601&rev=1.1||alt="图片-20220611161308-5.png"]]
313 313  
314 -=== 2.3.2  Sensor Data. FPORT~=2 ===
315 315  
345 +(% style="color:blue" %)**Add APP KEY**
316 316  
317 -Sensor Data is uplink via FPORT=2
347 +[[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"]]
318 318  
319 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:500px" %)
320 -|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)(((
321 -**Size(bytes)**
322 -)))|=(% style="width: 40px;background-color:#D9E2F3;color:#0070C0" %)2|=(% style="width: 90px;background-color:#D9E2F3;color:#0070C0" %)4|=(% style="width: 150px; background-color: #D9E2F3;color:#0070C0" %)1|=(% style="width: 80px; background-color: #D9E2F3;color:#0070C0" %)**2**|=(% style="width: 80px; background-color: #D9E2F3;color:#0070C0" %)2
323 -|(% style="width:99px" %)Value|(% style="width:69px" %)(((
324 -Battery
325 -)))|(% style="width:130px" %)(((
326 -Unix TimeStamp
327 -)))|(% style="width:194px" %)(((
328 -Alarm Flag & MOD& Level of PA8
329 -)))|(% style="width:106px" %)(((
330 -Temperature
331 -)))|(% style="width:97px" %)(((
332 -Humidity
349 +
350 +(% style="color:blue" %)**Step 2:**(%%) Activate on DDS45-LB
351 +
352 +
353 +Press the button for 5 seconds to activate the DDS45-LB.
354 +
355 +(% 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.
356 +
357 +After join success, it will start to upload messages to TTN and you can see the messages in the panel.
358 +
359 +
360 +== 2.3  ​Uplink Payload ==
361 +
362 +
363 +(((
364 +DDS45-LB will uplink payload via LoRaWAN with below payload format: 
333 333  )))
334 334  
335 -[[image:image-20230524144456-2.png||height="180" width="1142"]]
367 +(((
368 +Uplink payload includes in total 8 bytes.
369 +)))
336 336  
371 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
372 +|=(% style="width: 62.5px;background-color:#D9E2F3;color:#0070C0" %)(((
373 +**Size(bytes)**
374 +)))|=(% style="width: 62.5px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="background-color:#D9E2F3;color:#0070C0" %)1|=(% style="background-color:#D9E2F3;color:#0070C0" %)2|=(% style="background-color:#D9E2F3;color:#0070C0" %)**1**
375 +|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
376 +[[Distance>>||anchor="H2.3.2A0Distance"]]
377 +(unit: mm)
378 +)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
379 +[[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
380 +)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
337 337  
338 -==== (% style="color:#4472c4" %)**Battery**(%%) ====
382 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654850511545-399.png?rev=1.1||alt="1654850511545-399.png"]]
339 339  
340 -Sensor Battery Level.
341 341  
385 +=== 2.3.1  Battery Info ===
386 +
387 +
388 +Check the battery voltage for DDS45-LB.
389 +
342 342  Ex1: 0x0B45 = 2885mV
343 343  
344 344  Ex2: 0x0B49 = 2889mV
345 345  
346 346  
395 +=== 2.3.2  Distance ===
347 347  
348 -==== (% style="color:#4472c4" %)**Temperature**(%%) ====
349 349  
350 -**Example**:
398 +(((
399 +Get the distance. Flat object range 30mm - 4500mm.
400 +)))
351 351  
352 -If payload is: 0105H:  (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree
402 +(((
403 +For example, if the data you get from the register is **0x0B 0x05**, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** **
353 353  
354 -If payload is: FF3FH :  (FF3F & 8000 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
405 +(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
406 +)))
355 355  
356 -（FF3F & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
408 +* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
409 +* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
357 357  
411 +=== 2.3.3  Interrupt Pin ===
358 358  
359 -==== (% style="color:#4472c4" %)**Humidity**(%%) ====
360 360  
414 +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.
361 361  
362 -Read:0x(0197)=412    Value:  412 / 10=41.2, So 41.2%
416 +**Example:**
363 363  
418 +0x00: Normal uplink packet.
364 364  
365 -==== (% style="color:#4472c4" %)**Alarm Flag & MOD & Level of PA8**(%%) ====
420 +0x01: Interrupt Uplink Packet.
366 366  
367 367  
368 -**Example:**
423 +=== 2.3.4  DS18B20 Temperature sensor ===
369 369  
370 -If payload & 0x01 = 0x01  **~-~->** This is an Alarm Message.It means that the temperature and humidity exceed the alarm value or trigger an interrupt.
371 371  
372 -If payload & 0x01 = 0x00  **~-~->** This is a normal uplink message, no alarm.
426 +This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
373 373  
374 -If payload & 0x80>>7 = 0x01  **~-~->** The PA8 is low level.
428 +**Example**:
375 375  
376 -If payload & 0x80>>7 =0x00  **~-~->** The PA8 is high level.
430 +If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
377 377  
378 -If payload >> 2 = 0x00  **~-~->**  means MOD=1, This is a sampling uplink message.
432 +If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
379 379  
380 -If payload >> 2 = 0x31  **~-~->**  means MOD=31, this message is a reply message for polling, this message contains the alarm settings. see [[this link>>path:#HPolltheAlarmsettings:]] for detail. 
381 381  
435 +=== 2.3.5  Sensor Flag ===
382 382  
383 -== 2.4 Payload Decoder file ==
384 384  
438 +(((
439 +0x01: Detect Ultrasonic Sensor
440 +)))
385 385  
386 -In TTN, use can add a custom payload so it shows friendly reading
442 +(((
443 +0x00: No Ultrasonic Sensor
444 +)))
387 387  
388 -In the page (% style="color:#037691" %)**Applications ~-~-> Payload Formats ~-~-> Custom ~-~-> decoder**(%%) to add the decoder from:
389 389  
390 -[[https:~~/~~/github.com/dragino/dragino-end-node-decoder/tree/main/S31-LB%26S31B-LB>>https://github.com/dragino/dragino-end-node-decoder/tree/main/S31-LB%26S31B-LB]]
447 +=== 2.3.6  Decode payload in The Things Network ===
391 391  
392 392  
393 -== 2.5 Datalog Feature ==
450 +While using TTN network, you can add the payload format to decode the payload.
394 394  
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/1654850829385-439.png?rev=1.1||alt="1654850829385-439.png"]]
395 395  
396 -Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, S31x-LB will store the reading for future retrieving purposes.
454 +The payload decoder function for TTN V3 is here:
397 397  
456 +(((
457 +DDS45-LB TTN V3 Payload Decoder:  [[ttps:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
458 +)))
398 398  
399 -=== 2.5.1 Ways to get datalog via LoRaWAN ===
400 400  
461 +== 2.4  Uplink Interval ==
401 401  
402 -Set [[PNACKMD=1>>||anchor="H2.5.4DatalogUplinkpayload28FPORT3D329"]], S31x-LB will wait for ACK for every uplink, when there is no LoRaWAN network,S31x-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.
403 403  
404 -* (((
405 -a) S31x-LB will do an ACK check for data records sending to make sure every data arrive server.
406 -)))
407 -* (((
408 -b) S31x-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but S31x-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 S31x-LB gets a ACK, S31x-LB will consider there is a network connection and resend all NONE-ACK messages.
409 -)))
464 +The DDS45-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"]]
410 410  
411 -Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
412 412  
413 -[[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"]]
467 +== 2.5  ​Show Data in DataCake IoT Server ==
414 414  
415 415  
416 -=== 2.5.2 Unix TimeStamp ===
470 +(((
471 +[[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:
472 +)))
417 417  
418 418  
419 -S31x-LB uses Unix TimeStamp format based on
475 +(((
476 +(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
477 +)))
420 420  
421 -[[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"]]
479 +(((
480 +(% 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:**
481 +)))
422 422  
423 -User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
424 424  
425 -Below is the converter example
484 +[[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"]]
426 426  
427 -[[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"]]
428 428  
487 +[[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"]]
429 429  
430 -So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
431 431  
490 +(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
432 432  
433 -=== 2.5.3 Set Device Time ===
492 +(% style="color:blue" %)**Step 4**(%%)**: Search the DDS45-LB and add DevEUI.**
434 434  
494 +[[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"]]
435 435  
436 -User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
437 437  
438 -Once S31x-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to S31x-LB. If S31x-LB fails to get the time from the server, S31x-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
497 +After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
439 439  
440 -(% 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.**
499 +[[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"]]
441 441  
442 442  
443 -=== 2.5.4 Datalog Uplink payload (FPORT~=3) ===
444 444  
503 +== 2.6 Datalog Feature ==
445 445  
446 -The Datalog uplinks will use below payload format.
447 447  
448 -**Retrieval data payload:**
506 +Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, DDS45-LB will store the reading for future retrieving purposes.
449 449  
450 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:500px" %)
451 -|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)(((
452 -**Size(bytes)**
453 -)))|=(% style="width: 40px; background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 55px; background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 65px; background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 180px; background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 100px; background-color:#D9E2F3;color:#0070C0" %)**4**
454 -|(% style="width:103px" %)Value|(% style="width:68px" %)(((
455 -ignore
456 -)))|(% style="width:104px" %)(((
457 -(((
458 -Humidity
459 -)))
460 460  
461 -(((
462 -
463 -)))
464 -)))|(% style="width:87px" %)(((
465 -Temperature
466 -)))|(% style="width:178px" %)(((
467 -Poll message flag & Alarm Flag& Level of PA8
468 -)))|(% style="width:137px" %)Unix Time Stamp
509 +=== 2.6.1 Ways to get datalog via LoRaWAN ===
469 469  
470 -**Poll message flag & Alarm Flag & Level of PA8:**
471 471  
472 -[[image:image-20230524114302-1.png||height="115" width="736"]]
512 +Set PNACKMD=1, DDS45-LB will wait for ACK for every uplink, when there is no LoRaWAN network,DDS45-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.
473 473  
514 +* (((
515 +a) DDS45-LB will do an ACK check for data records sending to make sure every data arrive server.
516 +)))
517 +* (((
518 +b) DDS45-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but DDS45-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 DDS45-LB gets a ACK, DDS45-LB will consider there is a network connection and resend all NONE-ACK messages.
519 +)))
474 474  
475 -**No ACK Message**:  1: This message means this payload is fromn Uplink Message which doesn't get ACK from the server before ( for **PNACKMD=1** feature)
521 +Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
476 476  
477 -**Poll Message Flag**: 1: This message is a poll message reply.
523 +[[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"]]
478 478  
479 -* Poll Message Flag is set to 1.
480 480  
481 -* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
526 +=== 2.6.2 Unix TimeStamp ===
482 482  
483 -For example, in US915 band, the max payload for different DR is:
484 484  
485 -**a) DR0:** max is 11 bytes so one entry of data
529 +DDS45-LB uses Unix TimeStamp format based on
486 486  
487 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
531 +[[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"]]
488 488  
489 -**c) DR2:** total payload includes 11 entries of data
533 +User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
490 490  
491 -**d) DR3: **total payload includes 22 entries of data.
535 +Below is the converter example
492 492  
493 -If devise doesn't have any data in the polling time. Device will uplink 11 bytes of 0   
537 +[[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"]]
494 494  
495 -**Example:**
496 496  
497 -If S31x-LB has below data inside Flash:
540 +So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
498 498  
499 -[[image:image-20230524114654-2.png]]
500 500  
543 +=== 2.6.3 Set Device Time ===
501 501  
502 -If user sends below downlink command: 31646D84E1646D856C05
503 503  
504 -Where : Start time: 646D84E1 = time 23/5/24 03:30:41
546 +User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
505 505  
506 - Stop time: 646D856C= time 23/5/24 03:33:00
548 +Once DDS45-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to DDS45-LB. If DDS45-LB fails to get the time from the server, DDS45-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
507 507  
550 +(% 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.**
508 508  
509 -**S31x-LB will uplink this payload.**
510 510  
511 -[[image:image-20230524114826-3.png||height="448" width="1244"]]
553 +=== 2.6.4 Poll sensor value ===
512 512  
513 -(((
514 -00 00 02 36 01 10 40 64 6D 84 E1 00 00 02 37 01 10 40 64 6D 84 F8 00 00 02 37 01 0F 40 64 6D 85 04 00 00 02 3A 01 0F 40 64 6D 85 18 00 00 02 3C 01 0F 40 64 6D 85 36 00 00 02 3D 01 0E 40 64 6D 85 3F 00 00 02 3F 01 0E 40 64 6D 85 60 00 00 02 40 01 0E 40 64 6D 85 6A
515 -)))
516 516  
517 -(((
518 -Where the first 11 bytes is for the first entry:
519 -)))
556 +Users can poll sensor values based on timestamps. Below is the downlink command.
520 520  
521 -(((
522 -00 00 02 36 01 10 40 64 6D 84 E1
523 -)))
558 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
559 +|(% colspan="4" style="background-color:#d9e2f3; color:#0070c0; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
560 +|(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
561 +|(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
524 524  
525 525  (((
526 -**Hum**=0x0236/10=56.6
564 +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.
527 527  )))
528 528  
529 529  (((
530 -**Temp**=0x0110/10=27.2
568 +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"]]
531 531  )))
532 532  
533 533  (((
534 -**poll message flag & Alarm Flag & Level of PA8**=0x40,means reply data,sampling uplink message,the PA8 is low level.
572 +Is to check 2021/11/12 12:00:00 to 2021/11/12 15:00:00's data
535 535  )))
536 536  
537 537  (((
538 -**Unix time** is 0x646D84E1=1684899041s=23/5/24 03:30:41
576 +Uplink Internal =5s，means DDS45-LB will send one packet every 5s. range 5~~255s.
539 539  )))
540 540  
541 541  
542 -(% aria-label="数据 URI 图像图像小部件" contenteditable="false" role="region" style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" tabindex="-1" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||alt="数据 URI 图片" data-widget="image" draggable="true" height="15" role="presentation" title="单击并拖动以移动" width="15"]](% aria-label="数据 URI 图像图像小部件" contenteditable="false" role="region" style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220, 220, 220, 0.5); display:none" tabindex="-1" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||alt="数据 URI 图片" draggable="true" height="15" role="presentation" title="单击并拖动以移动" width="15"]](% aria-label="数据 URI 图像图像小部件" contenteditable="false" role="region" style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" tabindex="-1" title="单击并拖动以调整大小" %)的(% aria-label="数据 URI 图像图像小部件" contenteditable="false" role="region" style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" tabindex="-1" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||alt="数据 URI 图片" data-widget="image" draggable="true" height="15" role="presentation" title="单击并拖动以移动" width="15"]](% aria-label="数据 URI 图像图像小部件" contenteditable="false" role="region" style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220, 220, 220, 0.5); display:none" tabindex="-1" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||alt="数据 URI 图片" draggable="true" height="15" role="presentation" title="单击并拖动以移动" width="15"]](% aria-label="数据 URI 图像图像小部件" contenteditable="false" role="region" style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" tabindex="-1" title="单击并拖动以调整大小" %)的
543 -
544 -== 2.6 Temperature Alarm Feature ==
545 -
546 -
547 -S31x-LB work flow with Alarm feature.
548 -
549 -
550 -[[image:image-20230524110125-3.png||height="768" width="1115"]]
551 -
552 -
553 -
554 554  == 2.7 Frequency Plans ==
555 555  
556 556  
557 -The S31x-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.
583 +The DDS45-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.
558 558  
559 559  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
560 560  
561 561  
562 -= 3. Configure S31x-LB =
588 += 3. Configure DDS45-LB =
563 563  
564 564  == 3.1 Configure Methods ==
565 565  
566 566  
567 -S31x-LB supports below configure method:
593 +DDS45-LB supports below configure method:
568 568  
569 569  * AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
596 +
570 570  * AT Command via UART Connection : See [[UART Connection>>http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H2.3UARTConnectionforSN50v3basemotherboard]].
598 +
571 571  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
572 572  
573 -
574 -
575 575  == 3.2 General Commands ==
576 576  
577 577  
... ... @@ -578,6 +578,7 @@
578 578  These commands are to configure:
579 579  
580 580  * General system settings like: uplink interval.
607 +
581 581  * LoRaWAN protocol & radio related command.
582 582  
583 583  They are same for all Dragino Devices which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki:
... ... @@ -585,21 +585,25 @@
585 585  [[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/]]
586 586  
587 587  
588 -== 3.3 Commands special design for S31x-LB ==
615 +== 3.3 Commands special design for DDS45-LB ==
589 589  
590 590  
591 -These commands only valid for S31x-LB, as below:
618 +These commands only valid for DDS45-LB, as below:
592 592  
593 593  
594 594  === 3.3.1 Set Transmit Interval Time ===
595 595  
596 596  
624 +(((
597 597  Feature: Change LoRaWAN End Node Transmit Interval.
626 +)))
598 598  
628 +(((
599 599  (% style="color:blue" %)**AT Command: AT+TDC**
630 +)))
600 600  
601 601  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
602 -|=(% style="width: 156px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 137px;background-color:#D9E2F3" %)**Function**|=(% style="background-color:#D9E2F3" %)**Response**
633 +|=(% 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**
603 603  |(% style="width:156px" %)AT+TDC=?|(% style="width:137px" %)Show current transmit Interval|(((
604 604  30000
605 605  OK
... ... @@ -610,105 +610,28 @@
610 610  Set transmit interval to 60000ms = 60 seconds
611 611  )))
612 612  
644 +(((
613 613  (% style="color:blue" %)**Downlink Command: 0x01**
646 +)))
614 614  
648 +(((
615 615  Format: Command Code (0x01) followed by 3 bytes time value.
650 +)))
616 616  
652 +(((
617 617  If the downlink payload=0100003C, it means set the END Node's Transmit Interval to 0x00003C=60(S), while type code is 01.
654 +)))
618 618  
619 -* Example 1: Downlink Payload: 0100001E  ~/~/  Set Transmit Interval (TDC) = 30 seconds
620 -* Example 2: Downlink Payload: 0100003C  ~/~/  Set Transmit Interval (TDC) = 60 seconds
656 +* (((
657 +Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
658 +)))
659 +* (((
660 +Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds 
661 +)))
621 621  
663 +=== 3.3.2 Set Interrupt Mode ===
622 622  
623 623  
624 -=== 3.3.2 Get Device Status ===
625 -
626 -
627 -Send a LoRaWAN downlink to ask device send Alarm settings.
628 -
629 -(% style="color:blue" %)**Downlink Payload:  **(%%)0x26 01
630 -
631 -Sensor will upload Device Status via FPORT=5. See payload section for detail.
632 -
633 -
634 -=== 3.3.3 Set Temperature Alarm Threshold ===
635 -
636 -
637 -* (% style="color:blue" %)**AT Command:**
638 -
639 -(% style="color:#037691" %)**AT+SHTEMP=min,max**
640 -
641 -* When min=0, and max≠0, Alarm higher than max
642 -* When min≠0, and max=0, Alarm lower than min
643 -* When min≠0 and max≠0, Alarm higher than max or lower than min
644 -
645 -Example:
646 -
647 - AT+SHTEMP=0,30   ~/~/ Alarm when temperature higher than 30.
648 -
649 -* (% style="color:blue" %)**Downlink Payload:**
650 -
651 -(% style="color:#037691" %)**0x(0C 01 00 1E)**  (%%) ~/~/ Set AT+SHTEMP=0,30
652 -
653 -(% style="color:red" %)**(note: 3^^rd^^ byte= 0x00 for low limit(not set), 4^^th^^ byte = 0x1E for high limit: 30)**
654 -
655 -
656 -=== 3.3.4 Set Humidity Alarm Threshold ===
657 -
658 -
659 -* (% style="color:blue" %)**AT Command:**
660 -
661 -(% style="color:#037691" %)**AT+SHHUM=min,max**
662 -
663 -* When min=0, and max≠0, Alarm higher than max
664 -* When min≠0, and max=0, Alarm lower than min
665 -* When min≠0 and max≠0, Alarm higher than max or lower than min
666 -
667 -Example:
668 -
669 - AT+SHHUM=70,0  ~/~/ Alarm when humidity lower than 70%.
670 -
671 -* (% style="color:blue" %)**Downlink Payload:**
672 -
673 -(% style="color:#037691" %)**0x(0C 02 46 00)**(%%)  ~/~/ Set AT+SHTHUM=70,0
674 -
675 -(% style="color:red" %)**(note: 3^^rd^^ byte= 0x46 for low limit (70%), 4^^th^^ byte = 0x00 for high limit (not set))**
676 -
677 -
678 -=== 3.3.5 Set Alarm Interval ===
679 -
680 -
681 -The shortest time of two Alarm packet. (unit: min)
682 -
683 -* (% style="color:blue" %)**AT Command:**
684 -
685 -(% style="color:#037691" %)**AT+ATDC=30** (%%) ~/~/ The shortest interval of two Alarm packets is 30 minutes, Means is there is an alarm packet uplink, there won't be another one in the next 30 minutes.
686 -
687 -* (% style="color:blue" %)**Downlink Payload:**
688 -
689 -(% style="color:#037691" %)**0x(0D 00 1E)**(%%)     **~-~--> ** Set AT+ATDC=0x 00 1E = 30 minutes
690 -
691 -
692 -=== 3.3.6 Get Alarm settings ===
693 -
694 -
695 -Send a LoRaWAN downlink to ask device send Alarm settings.
696 -
697 -* (% style="color:#037691" %)**Downlink Payload:  **(%%)0x0E 01
698 -
699 -**Example:**
700 -
701 -[[image:image-20230524110211-4.png]]
702 -
703 -**Explain:**
704 -
705 -* Alarm & MOD bit is 0x7C, 0x7C >> 2 = 0x31: Means this message is the Alarm settings message.
706 -
707 -
708 -
709 -=== 3.3.7 Set Interrupt Mode ===
710 -
711 -
712 712  Feature, Set Interrupt mode for PA8 of pin.
713 713  
714 714  When AT+INTMOD=0 is set, PA8 is used as a digital input port.
... ... @@ -716,7 +716,7 @@
716 716  (% style="color:blue" %)**AT Command: AT+INTMOD**
717 717  
718 718  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
719 -|=(% style="width: 155px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3" %)**Response**
673 +|=(% 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**
720 720  |(% style="width:154px" %)AT+INTMOD=?|(% style="width:196px" %)Show current interrupt mode|(% style="width:157px" %)(((
721 721  0
722 722  OK
... ... @@ -737,79 +737,103 @@
737 737  This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
738 738  
739 739  * Example 1: Downlink Payload: 06000000  ~/~/  Turn off interrupt mode
694 +
740 740  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
741 741  
697 += 4. Battery & Power Consumption =
742 742  
743 743  
744 -=== 3.3.8 Set Power Output Duration ===
700 +DDS45-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
745 745  
702 +[[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
746 746  
747 -Control the output duration 5V . Before each sampling, device will
748 748  
749 -~1. first enable the power output to external sensor,
705 += 5. OTA Firmware update =
750 750  
751 -2. keep it on as per duration, read sensor value and construct uplink payload
752 752  
753 -3. final, close the power output.
708 +(% class="wikigeneratedid" %)
709 +User can change firmware DDS45-LB to:
754 754  
755 -(% style="color:blue" %)**AT Command: AT+5VT**
711 +* Change Frequency band/ region.
756 756  
757 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
758 -|=(% style="width: 155px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3" %)**Response**
759 -|(% style="width:154px" %)AT+5VT=?|(% style="width:196px" %)Show 5V open time.|(% style="width:157px" %)0 (default)
760 -OK
761 -|(% style="width:154px" %)AT+5VT=500|(% style="width:196px" %)Close after a delay of 1000 milliseconds.|(% style="width:157px" %)OK
713 +* Update with new features.
762 762  
763 -(% style="color:blue" %)**Downlink Command: 0x07**
715 +* Fix bugs.
764 764  
765 -Format: Command Code (0x07) followed by 2 bytes.
717 +Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/a5ue0nfrzqy9nz6/AABbvlATosDJKDwBmbirVbMYa?dl=0]]**
766 766  
767 -The first and second bytes are the time to turn on.
719 +Methods to Update Firmware:
768 768  
769 -* Example 1: Downlink Payload: 070000  **~-~-->**  AT+5VT=0
770 -* Example 2: Downlink Payload: 0701F4  **~-~-->**  AT+5VT=500
721 +* (Recommanded way) OTA firmware update via wireless:  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]
771 771  
723 +* 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]]**.
772 772  
725 += 6. FAQ =
773 773  
774 -= 4. Battery & Power Consumption =
727 +== 6.1  What is the frequency plan for DDS45-LB? ==
775 775  
776 776  
777 -S31x-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
730 +DDS45-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"]]
778 778  
779 -[[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
780 780  
733 +== 6.2  Can I use DDS45-LB in condensation environment? ==
781 781  
782 -= 5. OTA Firmware update =
783 783  
736 +DDS45-LB is not suitable to be used in condensation environment. Condensation on the DDS45-LB probe will affect the reading and always got 0.
784 784  
785 -(% class="wikigeneratedid" %)
786 -User can change firmware S31x-LB to:
787 787  
788 -* Change Frequency band/ region.
789 -* Update with new features.
790 -* Fix bugs.
739 += 7.  Trouble Shooting =
791 791  
792 -Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/kwqv57tp6pejias/AAAopYMATh1GM6fZ-VRCLrpDa?dl=0]]**
741 +== 7.1  Why I can't join TTN V3 in US915 / AU915 bands? ==
793 793  
794 794  
795 -Methods to Update Firmware:
744 +It is due to channel mapping. Please see below link:  [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
796 796  
797 -* (Recommanded way) OTA firmware update via wireless:   [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]
798 -* 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]]**.
799 799  
747 +== 7.2  AT Command input doesn't work ==
800 800  
801 801  
802 -= 6. FAQ =
750 +In the case if user can see the console output but can't type input to the device. Please check if you already include the (% style="color:blue" %)**ENTER**(%%) while sending out the command. Some serial tool doesn't send (% style="color:blue" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
803 803  
804 804  
753 +== 7.3  Why does the sensor reading show 0 or "No sensor" ==
805 805  
806 -= 7. Order Info =
807 807  
756 +~1. The measurement object is very close to the sensor, but in the blind spot of the sensor.
808 808  
809 -Part Number: (% style="color:blue" %)**S31-LB-XX  / S31B-LB-XX**
758 +2. Sensor wiring is disconnected
810 810  
811 -(% style="color:red" %)**XX**(%%): The default frequency band
760 +3. Not using the correct decoder
812 812  
762 +
763 +== 7.4  Abnormal readings The gap between multiple readings is too large or the gap between the readings and the actual value is too large ==
764 +
765 +
766 +1) Please check if there is something on the probe affecting its measurement (condensed water, volatile oil, etc.)
767 +
768 +2) Does it change with temperature, temperature will affect its measurement
769 +
770 +3) If abnormal data occurs, you can turn on DEBUG mode, Please use downlink or AT COMMAN to enter DEBUG mode.
771 +
772 +downlink command: (% style="color:blue" %)**F1 01**(%%), AT command: (% style="color:blue" %)**AT+DDEBUG=1**
773 +
774 +4) After entering the debug mode, it will send 20 pieces of data at a time, and you can send its uplink to us for analysis
775 +
776 +[[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-20230113135125-2.png?width=1057&height=136&rev=1.1||alt="image-20230113135125-2.png"]]
777 +
778 +
779 +Its original payload will be longer than other data. Even though it is being parsed, it can be seen that it is abnormal data.
780 +
781 +Please send the data to us for check.
782 +
783 +
784 += 8. Order Info =
785 +
786 +
787 +Part Number: (% style="color:blue" %)**DDS45-LB-XXX**
788 +
789 +(% style="color:red" %)**XXX**(%%): **The default frequency band**
790 +
813 813  * (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
814 814  
815 815  * (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
... ... @@ -826,14 +826,12 @@
826 826  
827 827  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
828 828  
807 += 9. ​Packing Info =
829 829  
830 830  
831 -= 8. ​Packing Info =
832 -
833 -
834 834  (% style="color:#037691" %)**Package Includes**:
835 835  
836 -* S31x-LB LoRaWAN Temperature & Humidity Sensor
812 +* DDS45-LB LoRaWAN Distance Detection Sensor x 1
837 837  
838 838  (% style="color:#037691" %)**Dimension and weight**:
839 839  
... ... @@ -845,11 +845,9 @@
845 845  
846 846  * Weight / pcs : g
847 847  
824 += 10. Support =
848 848  
849 849  
850 -= 9. Support =
851 -
852 -
853 853  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
854 854  
855 855  * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[Support@dragino.cc>>mailto:Support@dragino.cc]].
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