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Last modified by Mengting Qiu on 2025/08/06 17:02
From version 151.6
edited by Xiaoling
on 2022/06/11 09:33
Change comment: There is no comment for this version
To version 174.9
edited by Xiaoling
on 2022/06/15 10:43
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -LDDS75 - LoRaWAN Distance Detection Sensor User Manual
1 +LDDS20 - LoRaWAN Ultrasonic Liquid Level Sensor User Manual
Content
... ... @@ -1,11 +1,10 @@
1 1  (% style="text-align:center" %)
2 -[[image:1654846127817-788.png]]
2 +[[image:1655254599445-662.png]]
3 3  
4 -**Contents:**
5 5  
6 -{{toc/}}
7 7  
8 8  
7 +**Table of Contents:**
9 9  
10 10  
11 11  
... ... @@ -12,9 +12,11 @@
12 12  
13 13  
14 14  
14 +
15 +
15 15  = 1.  Introduction =
16 16  
17 -== 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
18 +== 1.1 ​ What is LoRaWAN Ultrasonic liquid level Sensor ==
18 18  
19 19  (((
20 20  
... ... @@ -21,7 +21,8 @@
21 21  
22 22  (((
23 23  (((
24 -The Dragino LDDS75 is a (% style="color:#4472c4" %)** LoRaWAN Distance Detection Sensor**(%%) for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses (% style="color:#4472c4" %)** ultrasonic sensing** (%%)technology for distance measurement, and (% style="color:#4472c4" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The LDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc.
25 +(((
26 +The Dragino LDDS20 is a (% style="color:#4472c4" %)**LoRaWAN Ultrasonic liquid level sensor**(%%) for Internet of Things solution. It uses (% style="color:#4472c4" %)**none-contact method **(%%)to measure the height of liquid in a container without opening the container, and send the value via LoRaWAN network to IoT Server
25 25  )))
26 26  
27 27  (((
... ... @@ -29,7 +29,7 @@
29 29  )))
30 30  
31 31  (((
32 -It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
34 +The LDDS20 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 (% style="color:#4472c4" %)**none-contact measurement makes the measurement safety, easier and possible for some strict situation**. 
33 33  )))
34 34  
35 35  (((
... ... @@ -37,7 +37,7 @@
37 37  )))
38 38  
39 39  (((
40 -The LoRa wireless technology used in LDDS75 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.
42 +LDDS20 uses ultrasonic sensing technology for distance measurement. LDDS20 is of high accuracy to measure various liquid such as: (% style="color:#4472c4" %)**toxic substances**(%%), (% style="color:#4472c4" %)**strong acids**(%%), (% style="color:#4472c4" %)**strong alkalis**(%%) and (% style="color:#4472c4" %)**various pure liquids**(%%) in high-temperature and high-pressure airtight containers.
41 41  )))
42 42  
43 43  (((
... ... @@ -45,7 +45,7 @@
45 45  )))
46 46  
47 47  (((
48 -LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
50 +The LoRa wireless technology used in LDDS20 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.
49 49  )))
50 50  
51 51  (((
... ... @@ -53,7 +53,7 @@
53 53  )))
54 54  
55 55  (((
56 -Each LDDS75 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on.
58 +LDDS20 is powered by (% style="color:#4472c4" %)**8500mA Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
57 57  )))
58 58  
59 59  (((
... ... @@ -61,13 +61,24 @@
61 61  )))
62 62  
63 63  (((
66 +Each LDDS20 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on.
67 +)))
68 +
69 +(((
70 +
71 +)))
72 +)))
73 +
74 +(((
75 +(((
64 64  (% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
65 65  )))
66 66  )))
67 67  )))
80 +)))
68 68  
69 69  
70 -[[image:1654847051249-359.png]]
83 +[[image:1655255122126-327.png]]
71 71  
72 72  
73 73  
... ... @@ -75,9 +75,10 @@
75 75  
76 76  * LoRaWAN 1.0.3 Class A
77 77  * Ultra low power consumption
78 -* Distance Detection by Ultrasonic technology
79 -* Flat object range 280mm - 7500mm
80 -* Accuracy: ±(1cm+S*0.3%) (S: Distance)
91 +* Liquid Level Measurement by Ultrasonic technology
92 +* Measure through container, No need to contact Liquid.
93 +* Valid level range 20mm - 2000mm
94 +* Accuracy: ±(5mm+S*0.5%) (S: Measure Value)
81 81  * Cable Length : 25cm
82 82  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
83 83  * AT Commands to change parameters
... ... @@ -84,76 +84,130 @@
84 84  * Uplink on periodically
85 85  * Downlink to change configure
86 86  * IP66 Waterproof Enclosure
87 -* 4000mAh or 8500mAh Battery for long term use
101 +* 8500mAh Battery for long term use
88 88  
103 +== 1.3  Suitable Container & Liquid ==
89 89  
105 +* Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc.
106 +* Container shape is regular, and surface is smooth.
107 +* Container Thickness:
108 +** Pure metal material.  2~~8mm, best is 3~~5mm
109 +** Pure non metal material: <10 mm
110 +* Pure liquid without irregular deposition.
90 90  
112 +== 1.4  Mechanical ==
91 91  
114 +[[image:image-20220615090910-1.png]]
92 92  
93 -== 1.3  Specification ==
94 94  
95 -=== 1.3.1  Rated environmental conditions ===
117 +[[image:image-20220615090910-2.png]]
96 96  
97 -[[image:image-20220610154839-1.png]]
98 98  
99 -(((
100 -**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);  b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
101 -)))
102 102  
121 +== 1.5  Install LDDS20 ==
103 103  
104 104  
105 -=== 1.3.2  Effective measurement range Reference beam pattern ===
124 +(% style="color:blue" %)**Step 1**(%%):  Choose the installation point.
106 106  
107 -**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
126 +LDDS20 (% style="color:red" %)**MUST**(%%) be installed on the container bottom middle position.
108 108  
128 +[[image:image-20220615091045-3.png]]
109 109  
110 110  
111 -[[image:1654852253176-749.png]]
112 112  
132 +(% style="color:blue" %)**Step 2**(%%):  Polish the installation point.
113 113  
134 +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.
114 114  
115 -(((
116 -**(2)** **The object to be tested is a "corrugated cardboard box" perpendicular to the central axis of 0 °, and the length * width is 60cm * 50cm.**
117 -)))
136 +[[image:image-20220615092010-11.png]]
118 118  
119 119  
120 -[[image:1654852175653-550.png]](% style="display:none" %) ** **
139 +No polish needed if the container is shine metal surface without paint or non-metal container.
121 121  
141 +[[image:image-20220615092044-12.png]]
122 122  
123 123  
124 -== 1.5 ​ Applications ==
125 125  
126 -* Horizontal distance measurement
127 -* Liquid level measurement
128 -* Parking management system
129 -* Object proximity and presence detection
130 -* Intelligent trash can management system
131 -* Robot obstacle avoidance
132 -* Automatic control
133 -* Sewer
134 -* Bottom water level monitoring
145 +(% style="color:blue" %)**Step3:   **(%%)Test the installation point.
135 135  
147 +Power on LDDS75, 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.
136 136  
137 137  
150 +It is necessary to put the coupling paste between the sensor and the container, otherwise LDDS20 won’t detect the liquid level.
138 138  
152 +[[image:1655256160324-178.png]][[image:image-20220615092327-13.png]]
139 139  
140 -== 1.6  Pin mapping and power on ==
141 141  
155 +After paste the LDDS20 well, power on LDDS20. 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.
142 142  
143 -[[image:1654847583902-256.png]]
144 144  
158 +(% style="color:red" %)**LED Status:**
145 145  
160 +* Onboard LED: When power on device, the onboard LED will fast blink 4 times which means detect the sensor well.
146 146  
147 -= 2.  Configure LDDS75 to connect to LoRaWAN network =
162 +* (% 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.
163 +* (% style="color:blue" %)BLUE LED(% style="color:red" %) slowly blinking(%%): Sensor detects Liquid Level, The installation point is good.
148 148  
165 +LDDS20 will enter into low power mode at 30 seconds after system reset or power on, Blue LED will be off after that.
166 +
167 +
168 +(% style="color:red" %)**Note 2:**
169 +
170 +(% 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.
171 +
172 +
173 +
174 +(% style="color:blue" %)**Step4:   **(%%)Install use Epoxy ab glue.
175 +
176 +Prepare Eproxy AB glue.
177 +
178 +Put Eproxy AB glue in the sensor and press it hard on the container installation point.
179 +
180 +Reset LDDS20 and see if the BLUE LED is slowly blinking.
181 +
182 +[[image:image-20220615091045-8.png||height="226" width="380"]] [[image:image-20220615091045-9.png||height="239" width="339"]]
183 +
184 +
185 +(% style="color:red" %)**Note 1:**
186 +
187 +Eproxy AB glue needs 3~~ 5 minutes to stable attached. we can use other glue material to keep it in the position.
188 +
189 +
190 +(% style="color:red" %)**Note 2:**
191 +
192 +(% 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.
193 +
194 +
195 +
196 +== 1.6 ​ Applications ==
197 +
198 +* Smart liquid control solution.
199 +* Smart liquefied gas solution.
200 +
201 +== 1.7  Precautions ==
202 +
203 +* 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.
204 +* 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.
205 +* 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.
206 +
207 +== 1.8  Pin mapping and power on ==
208 +
209 +
210 +[[image:1655257026882-201.png]]
211 +
212 +
213 +
214 += 2.  Configure LDDS20 to connect to LoRaWAN network =
215 +
216 +
149 149  == 2.1  How it works ==
150 150  
151 151  (((
152 -The LDDS75 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
220 +The LDDS20 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS20. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value.
153 153  )))
154 154  
155 155  (((
156 -In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS75.
224 +In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0UsingtheATCommands"]]to set the keys in the LDDS20.
157 157  )))
158 158  
159 159  
... ... @@ -165,7 +165,7 @@
165 165  )))
166 166  
167 167  (((
168 -[[image:1654848616367-242.png]]
236 +[[image:1655257698953-697.png]]
169 169  )))
170 170  
171 171  (((
... ... @@ -173,11 +173,13 @@
173 173  )))
174 174  
175 175  (((
176 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
244 +
245 +
246 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS20.
177 177  )))
178 178  
179 179  (((
180 -Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
250 +Each LDDS20 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
181 181  )))
182 182  
183 183  [[image:image-20220607170145-1.jpeg]]
... ... @@ -192,6 +192,8 @@
192 192  )))
193 193  
194 194  (((
265 +
266 +
195 195  **Add APP EUI in the application**
196 196  )))
197 197  
... ... @@ -205,6 +205,7 @@
205 205  [[image:image-20220610161353-7.png]]
206 206  
207 207  
280 +
208 208  You can also choose to create the device manually.
209 209  
210 210   [[image:image-20220610161538-8.png]]
... ... @@ -217,16 +217,17 @@
217 217  
218 218  
219 219  
220 -(% style="color:blue" %)**Step 2**(%%): Power on LDDS75
293 +(% style="color:blue" %)**Step 2**(%%):  Power on LDDS20
221 221  
222 222  
223 223  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
224 224  
225 -[[image:image-20220610161724-10.png]]
298 +[[image:image-20220615095102-14.png]]
226 226  
227 227  
301 +
228 228  (((
229 -(% style="color:blue" %)**Step 3**(%%)**:** The LDDS75 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
303 +(% style="color:blue" %)**Step 3**(%%)**:**  The LDDS20 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
230 230  )))
231 231  
232 232  [[image:1654849068701-275.png]]
... ... @@ -237,12 +237,10 @@
237 237  
238 238  (((
239 239  (((
240 -LDDS75 will uplink payload via LoRaWAN with below payload format: 
241 -)))
314 +LDDS20 will uplink payload via LoRaWAN with below payload format: 
242 242  
243 -(((
244 -Uplink payload includes in total 4 bytes.
245 -Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
316 +Uplink payload includes in total 8 bytes.
317 +Payload for firmware version v1.1.4. . Before v1.1.3, there is only 5 bytes: BAT and Distance(Please check manual v1.2.0 if you have 5 bytes payload).
246 246  )))
247 247  )))
248 248  
... ... @@ -269,7 +269,7 @@
269 269  === 2.3.1  Battery Info ===
270 270  
271 271  
272 -Check the battery voltage for LDDS75.
344 +Check the battery voltage for LDDS20.
273 273  
274 274  Ex1: 0x0B45 = 2885mV
275 275  
... ... @@ -280,24 +280,21 @@
280 280  === 2.3.2  Distance ===
281 281  
282 282  (((
283 -Get the distance. Flat object range 280mm - 7500mm.
355 +Get the distance. Flat object range 20mm - 2000mm.
284 284  )))
285 285  
286 286  (((
287 -For example, if the data you get from the register is 0x0B 0x05, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.**
359 +For example, if the data you get from the register is __0x06 0x05__, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0605(H) = 1541 (D) = 1541 mm.**
288 288  )))
289 289  
362 +* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
363 +* If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
290 290  
291 -* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
292 -* If the sensor value lower than 0x0118 (280mm), the sensor value will be invalid. Since v1.1.4, all value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid.
293 293  
294 294  
295 -
296 -
297 -
298 298  === 2.3.3  Interrupt Pin ===
299 299  
300 -This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3A0SetInterruptMode"]] for the hardware and software set up.
369 +This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.2A0SetInterruptMode"]] for the hardware and software set up.
301 301  
302 302  **Example:**
303 303  
... ... @@ -343,703 +343,300 @@
343 343  The payload decoder function for TTN V3 is here:
344 344  
345 345  (((
346 -LDDS75 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
415 +LDDS20 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS20/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
347 347  )))
348 348  
349 349  
350 350  
351 -== 2.4  Uplink Interval ==
420 +== 2.4  Downlink Payload ==
352 352  
353 -The LDDS75 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]]
422 +By default, LDDS20 prints the downlink payload to console port.
354 354  
424 +[[image:image-20220615100930-15.png]]
355 355  
356 356  
357 -== 2.5  ​Show Data in DataCake IoT Server ==
427 +**Examples:**
358 358  
359 -(((
360 -[[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:
361 -)))
362 362  
363 -(((
364 -
365 -)))
430 +* (% style="color:blue" %)**Set TDC**
366 366  
367 -(((
368 -(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
369 -)))
432 +If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01.
370 370  
371 -(((
372 -(% 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:**
373 -)))
434 +Payload:    01 00 00 1E    TDC=30S
374 374  
436 +Payload:    01 00 00 3C    TDC=60S
375 375  
376 -[[image:1654592790040-760.png]]
377 377  
439 +* (% style="color:blue" %)**Reset**
378 378  
379 -[[image:1654592800389-571.png]]
441 +If payload = 0x04FF, it will reset the LDDS20
380 380  
381 381  
382 -(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
444 +* (% style="color:blue" %)**CFM**
383 383  
384 -(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
446 +Downlink Payload: 05000001, Set AT+CFM=1 or 05000000 , set AT+CFM=0
385 385  
386 -[[image:1654851029373-510.png]]
387 387  
388 388  
389 -After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
450 +== 2.5  ​Show Data in DataCake IoT Server ==
390 390  
391 -[[image:image-20220610165129-11.png||height="595" width="1088"]]
392 -
393 -
394 -
395 -== 2.6  Frequency Plans ==
396 -
397 397  (((
398 -The LDDS75 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
453 +[[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:
399 399  )))
400 400  
401 -
402 -
403 -=== 2.6.1  EU863-870 (EU868) ===
404 -
405 405  (((
406 -(% style="color:blue" %)**Uplink:**
407 -)))
408 -
409 -(((
410 -868.1 - SF7BW125 to SF12BW125
411 -)))
412 -
413 -(((
414 -868.3 - SF7BW125 to SF12BW125 and SF7BW250
415 -)))
416 -
417 -(((
418 -868.5 - SF7BW125 to SF12BW125
419 -)))
420 -
421 -(((
422 -867.1 - SF7BW125 to SF12BW125
423 -)))
424 -
425 -(((
426 -867.3 - SF7BW125 to SF12BW125
427 -)))
428 -
429 -(((
430 -867.5 - SF7BW125 to SF12BW125
431 -)))
432 -
433 -(((
434 -867.7 - SF7BW125 to SF12BW125
435 -)))
436 -
437 -(((
438 -867.9 - SF7BW125 to SF12BW125
439 -)))
440 -
441 -(((
442 -868.8 - FSK
443 -)))
444 -
445 -(((
446 446  
447 447  )))
448 448  
449 449  (((
450 -(% style="color:blue" %)**Downlink:**
461 +(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
451 451  )))
452 452  
453 453  (((
454 -Uplink channels 1-9 (RX1)
465 +(% 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:**
455 455  )))
456 456  
457 -(((
458 -869.525 - SF9BW125 (RX2 downlink only)
459 -)))
460 460  
469 +[[image:1654592790040-760.png]]
461 461  
462 462  
463 -=== 2.6.2  US902-928(US915) ===
472 +[[image:1654592800389-571.png]]
464 464  
465 -(((
466 -Used in USA, Canada and South America. Default use CHE=2
467 467  
468 -(% style="color:blue" %)**Uplink:**
475 +(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
469 469  
470 -903.9 - SF7BW125 to SF10BW125
477 +(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.(% style="color:red" %)(Note: LDDS20 use same payload as LDDS75)(%%)**
471 471  
472 -904.1 - SF7BW125 to SF10BW125
479 +[[image:1654851029373-510.png]]
473 473  
474 -904.3 - SF7BW125 to SF10BW125
475 475  
476 -904.5 - SF7BW125 to SF10BW125
482 +After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
477 477  
478 -904.7 - SF7BW125 to SF10BW125
484 +[[image:image-20220610165129-11.png||height="595" width="1088"]]
479 479  
480 -904.9 - SF7BW125 to SF10BW125
481 481  
482 -905.1 - SF7BW125 to SF10BW125
483 483  
484 -905.3 - SF7BW125 to SF10BW125
488 +== 2.6  LED Indicator ==
485 485  
490 +The LDDS20 has an internal LED which is to show the status of different state.
486 486  
487 -(% style="color:blue" %)**Downlink:**
488 488  
489 -923.3 - SF7BW500 to SF12BW500
493 +* Blink once when device power on.
494 +* The device detects the sensor and flashes 5 times.
495 +* Solid ON for 5 seconds once device successful Join the network.
496 +* Blink once when device transmit a packet.
490 490  
491 -923.9 - SF7BW500 to SF12BW500
492 492  
493 -924.5 - SF7BW500 to SF12BW500
494 494  
495 -925.1 - SF7BW500 to SF12BW500
500 +== 2.7  ​Firmware Change Log ==
496 496  
497 -925.7 - SF7BW500 to SF12BW500
498 498  
499 -926.3 - SF7BW500 to SF12BW500
500 -
501 -926.9 - SF7BW500 to SF12BW500
502 -
503 -927.5 - SF7BW500 to SF12BW500
504 -
505 -923.3 - SF12BW500(RX2 downlink only)
506 -
507 -
508 -
509 -)))
510 -
511 -=== 2.6.3  CN470-510 (CN470) ===
512 -
513 513  (((
514 -Used in China, Default use CHE=1
504 +**Firmware download link:  **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
515 515  )))
516 516  
517 517  (((
518 -(% style="color:blue" %)**Uplink:**
519 -)))
520 -
521 -(((
522 -486.3 - SF7BW125 to SF12BW125
523 -)))
524 -
525 -(((
526 -486.5 - SF7BW125 to SF12BW125
527 -)))
528 -
529 -(((
530 -486.7 - SF7BW125 to SF12BW125
531 -)))
532 -
533 -(((
534 -486.9 - SF7BW125 to SF12BW125
535 -)))
536 -
537 -(((
538 -487.1 - SF7BW125 to SF12BW125
539 -)))
540 -
541 -(((
542 -487.3 - SF7BW125 to SF12BW125
543 -)))
544 -
545 -(((
546 -487.5 - SF7BW125 to SF12BW125
547 -)))
548 -
549 -(((
550 -487.7 - SF7BW125 to SF12BW125
551 -)))
552 -
553 -(((
554 554  
555 555  )))
556 556  
557 557  (((
558 -(% style="color:blue" %)**Downlink:**
512 +**Firmware Upgrade Method:  [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]**
559 559  )))
560 560  
561 -(((
562 -506.7 - SF7BW125 to SF12BW125
563 -)))
564 564  
565 -(((
566 -506.9 - SF7BW125 to SF12BW125
567 -)))
568 568  
569 -(((
570 -507.1 - SF7BW125 to SF12BW125
571 -)))
517 +== 2.8  Battery Analysis ==
572 572  
573 -(((
574 -507.3 - SF7BW125 to SF12BW125
575 -)))
576 576  
577 -(((
578 -507.5 - SF7BW125 to SF12BW125
579 -)))
580 580  
581 -(((
582 -507.7 - SF7BW125 to SF12BW125
583 -)))
584 584  
585 -(((
586 -507.9 - SF7BW125 to SF12BW125
587 -)))
522 +=== 2.8.1  Battery Type ===
588 588  
589 -(((
590 -508.1 - SF7BW125 to SF12BW125
591 -)))
524 +The LDDS20 battery is a combination of a 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
592 592  
593 -(((
594 -505.3 - SF12BW125 (RX2 downlink only)
595 -)))
596 596  
527 +The battery related documents as below:
597 597  
598 -
599 -=== 2.6.4  AU915-928(AU915) ===
600 -
601 -(((
602 -Default use CHE=2
603 -
604 -(% style="color:blue" %)**Uplink:**
605 -
606 -916.8 - SF7BW125 to SF12BW125
607 -
608 -917.0 - SF7BW125 to SF12BW125
609 -
610 -917.2 - SF7BW125 to SF12BW125
611 -
612 -917.4 - SF7BW125 to SF12BW125
613 -
614 -917.6 - SF7BW125 to SF12BW125
615 -
616 -917.8 - SF7BW125 to SF12BW125
617 -
618 -918.0 - SF7BW125 to SF12BW125
619 -
620 -918.2 - SF7BW125 to SF12BW125
621 -
622 -
623 -(% style="color:blue" %)**Downlink:**
624 -
625 -923.3 - SF7BW500 to SF12BW500
626 -
627 -923.9 - SF7BW500 to SF12BW500
628 -
629 -924.5 - SF7BW500 to SF12BW500
630 -
631 -925.1 - SF7BW500 to SF12BW500
632 -
633 -925.7 - SF7BW500 to SF12BW500
634 -
635 -926.3 - SF7BW500 to SF12BW500
636 -
637 -926.9 - SF7BW500 to SF12BW500
638 -
639 -927.5 - SF7BW500 to SF12BW500
640 -
641 -923.3 - SF12BW500(RX2 downlink only)
642 -
643 -
644 -
529 +* (((
530 +[[Battery Dimension>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
645 645  )))
646 -
647 -=== 2.6.5  AS920-923 & AS923-925 (AS923) ===
648 -
649 -(((
650 -(% style="color:blue" %)**Default Uplink channel:**
532 +* (((
533 +[[Lithium-Thionyl Chloride Battery  datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
651 651  )))
652 -
653 -(((
654 -923.2 - SF7BW125 to SF10BW125
535 +* (((
536 +[[Lithium-ion Battery-Capacitor datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
655 655  )))
656 656  
657 -(((
658 -923.4 - SF7BW125 to SF10BW125
659 -)))
539 + [[image:image-20220615102527-16.png]]
660 660  
661 -(((
662 -
663 -)))
664 664  
665 -(((
666 -(% style="color:blue" %)**Additional Uplink Channel**:
667 -)))
668 668  
669 -(((
670 -(OTAA mode, channel added by JoinAccept message)
671 -)))
543 +== 2.8.2  Battery Note ==
672 672  
673 -(((
674 -
675 -)))
545 +The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to uplink data, then the battery life may be decreased.
676 676  
677 -(((
678 -(% style="color:blue" %)**AS920~~AS923 for Japan, Malaysia, Singapore**:
679 -)))
680 680  
681 -(((
682 -922.2 - SF7BW125 to SF10BW125
683 -)))
684 684  
685 -(((
686 -922.4 - SF7BW125 to SF10BW125
687 -)))
549 +=== 2.8.3  Replace the battery ===
688 688  
689 689  (((
690 -922.6 - SF7BW125 to SF10BW125
552 +You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board.
691 691  )))
692 692  
693 693  (((
694 -922.8 - SF7BW125 to SF10BW125
695 -)))
696 -
697 -(((
698 -923.0 - SF7BW125 to SF10BW125
699 -)))
700 -
701 -(((
702 -922.0 - SF7BW125 to SF10BW125
703 -)))
704 -
705 -(((
706 706  
707 707  )))
708 708  
709 709  (((
710 -(% style="color:blue" %)**AS923 ~~ AS925 for Brunei, Cambodia, Hong Kong, Indonesia, Laos, Taiwan, Thailand, Vietnam**:
560 +The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can't find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
711 711  )))
712 712  
713 -(((
714 -923.6 - SF7BW125 to SF10BW125
715 -)))
716 716  
717 -(((
718 -923.8 - SF7BW125 to SF10BW125
719 -)))
720 720  
721 -(((
722 -924.0 - SF7BW125 to SF10BW125
723 -)))
565 +== 2.8.4  Battery Life Analyze ==
724 724  
725 -(((
726 -924.2 - SF7BW125 to SF10BW125
727 -)))
567 +Dragino battery powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimate battery life:
728 728  
729 -(((
730 -924.4 - SF7BW125 to SF10BW125
731 -)))
569 +[[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf]]
732 732  
733 -(((
734 -924.6 - SF7BW125 to SF10BW125
735 -)))
736 736  
737 -(((
738 -
739 -)))
740 740  
741 -(((
742 -(% style="color:blue" %)**Downlink:**
743 -)))
573 += 3.  Using the AT Commands =
744 744  
745 745  (((
746 -Uplink channels 1-8 (RX1)
747 -)))
748 -
749 749  (((
750 -923.2 - SF10BW125 (RX2)
751 -)))
752 -
753 -
754 -
755 -=== 2.6.6  KR920-923 (KR920) ===
756 -
757 -(((
758 -(% style="color:blue" %)**Default channel:**
759 -)))
760 -
761 -(((
762 -922.1 - SF7BW125 to SF12BW125
763 -)))
764 -
765 -(((
766 -922.3 - SF7BW125 to SF12BW125
767 -)))
768 -
769 -(((
770 -922.5 - SF7BW125 to SF12BW125
771 -)))
772 -
773 -(((
774 774  
775 775  )))
776 -
777 -(((
778 -(% style="color:blue" %)**Uplink: (OTAA mode, channel added by JoinAccept message)**
779 779  )))
780 780  
781 -(((
782 -922.1 - SF7BW125 to SF12BW125
783 -)))
581 +== 3.1  Access AT Commands ==
784 784  
785 -(((
786 -922.3 - SF7BW125 to SF12BW125
787 -)))
583 +LDDS20 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LDDS20 for using AT command, as below.
788 788  
789 -(((
790 -922.5 - SF7BW125 to SF12BW125
791 -)))
792 792  
793 -(((
794 -922.7 - SF7BW125 to SF12BW125
795 -)))
586 +[[image:image-20220610172924-4.png||height="483" width="988"]]
796 796  
797 -(((
798 -922.9 - SF7BW125 to SF12BW125
799 -)))
800 800  
801 -(((
802 -923.1 - SF7BW125 to SF12BW125
803 -)))
589 +Or if you have below board, use below connection:
804 804  
805 -(((
806 -923.3 - SF7BW125 to SF12BW125
807 -)))
808 808  
809 -(((
810 -
811 -)))
592 +[[image:image-20220610172924-5.png]]
812 812  
813 -(((
814 -(% style="color:blue" %)**Downlink:**
815 -)))
816 816  
817 817  (((
818 -Uplink channels 1-7(RX1)
596 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS20. LDDS20 will output system info once power on as below:
819 819  )))
820 820  
821 -(((
822 -921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
823 -)))
824 824  
600 + [[image:image-20220610172924-6.png||height="601" width="860"]]
825 825  
602 +Below are the available commands, a more detailed AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/]].
826 826  
827 -=== 2.6.7  IN865-867 (IN865) ===
828 828  
829 -(((
830 -(% style="color:blue" %)**Uplink:**
831 -)))
605 +AT+<CMD>?  :  Help on <CMD>
832 832  
833 -(((
834 -865.0625 - SF7BW125 to SF12BW125
835 -)))
607 +AT+<CMD>  :  Run <CMD>
836 836  
837 -(((
838 -865.4025 - SF7BW125 to SF12BW125
839 -)))
609 +AT+<CMD>=<value>  :  Set the value
840 840  
841 -(((
842 -865.9850 - SF7BW125 to SF12BW125
843 -)))
611 +AT+<CMD>=?  :  Get the value
844 844  
845 -(((
846 -
847 -)))
848 848  
849 -(((
850 -(% style="color:blue" %)**Downlink:**
851 -)))
614 +**General Commands**      
852 852  
853 -(((
854 -Uplink channels 1-3 (RX1)
855 -)))
616 +AT                    : Attention       
856 856  
857 -(((
858 -866.550 - SF10BW125 (RX2)
859 -)))
618 +AT?                            : Short Help     
860 860  
620 +ATZ                            : MCU Reset    
861 861  
622 +AT+TDC           : Application Data Transmission Interval 
862 862  
863 -== 2.7  LED Indicator ==
864 864  
865 -The LDDS75 has an internal LED which is to show the status of different state.
625 +**Keys, IDs and EUIs management**
866 866  
627 +AT+APPEUI              : Application EUI      
867 867  
868 -* Blink once when device power on.
869 -* The device detects the sensor and flashes 5 times.
870 -* Solid ON for 5 seconds once device successful Join the network.
871 -* Blink once when device transmit a packet.
629 +AT+APPKEY              : Application Key     
872 872  
631 +AT+APPSKEY            : Application Session Key
873 873  
633 +AT+DADDR              : Device Address     
874 874  
635 +AT+DEUI                   : Device EUI     
875 875  
637 +AT+NWKID               : Network ID (You can enter this command change only after successful network connection) 
876 876  
877 -== 2.8  ​Firmware Change Log ==
639 +AT+NWKSKEY          : Network Session Key Joining and sending date on LoRa network  
878 878  
641 +AT+CFM          : Confirm Mode       
879 879  
880 -(((
881 -**Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
882 -)))
643 +AT+CFS                     : Confirm Status       
883 883  
884 -(((
885 -
886 -)))
645 +AT+JOIN          : Join LoRa? Network       
887 887  
888 -(((
889 -**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
890 -)))
647 +AT+NJM          : LoRa? Network Join Mode    
891 891  
649 +AT+NJS                     : LoRa? Network Join Status    
892 892  
651 +AT+RECV                  : Print Last Received Data in Raw Format
893 893  
894 -== 2.9  Mechanical ==
653 +AT+RECVB                : Print Last Received Data in Binary Format      
895 895  
655 +AT+SEND                  : Send Text Data      
896 896  
897 -[[image:image-20220610172003-1.png]]
657 +AT+SENB                  : Send Hexadecimal Data
898 898  
899 899  
900 -[[image:image-20220610172003-2.png]]
660 +**LoRa Network Management**
901 901  
662 +AT+ADR          : Adaptive Rate
902 902  
664 +AT+CLASS                : LoRa Class(Currently only support class A
903 903  
904 -== 2.10  Battery Analysis ==
666 +AT+DCS           : Duty Cycle Setting 
905 905  
906 -=== 2.10.1  Battery Type ===
668 +AT+DR                      : Data Rate (Can Only be Modified after ADR=0)     
907 907  
908 -The LDDS75 battery is a combination of a 4000mAh or 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
670 +AT+FCD           : Frame Counter Downlink       
909 909  
672 +AT+FCU           : Frame Counter Uplink   
910 910  
911 -The battery related documents as below:
674 +AT+JN1DL                : Join Accept Delay1
912 912  
913 -* (((
914 -[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
915 -)))
916 -* (((
917 -[[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
918 -)))
919 -* (((
920 -[[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]]
921 -)))
676 +AT+JN2DL                : Join Accept Delay2
922 922  
923 - [[image:image-20220610172400-3.png]]
678 +AT+PNM                   : Public Network Mode   
924 924  
680 +AT+RX1DL                : Receive Delay1      
925 925  
682 +AT+RX2DL                : Receive Delay2      
926 926  
927 -=== 2.10.2  Replace the battery ===
684 +AT+RX2DR               : Rx2 Window Data Rate 
928 928  
929 -(((
930 -You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board.
931 -)))
686 +AT+RX2FQ               : Rx2 Window Frequency
932 932  
933 -(((
934 -
935 -)))
688 +AT+TXP           : Transmit Power
936 936  
937 -(((
938 -The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can't find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
939 -)))
940 940  
691 +**Information** 
941 941  
693 +AT+RSSI           : RSSI of the Last Received Packet   
942 942  
943 -= 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
695 +AT+SNR           : SNR of the Last Received Packet   
944 944  
945 -(((
946 -(((
947 -Use can configure LDDS75 via AT Command or LoRaWAN Downlink.
948 -)))
949 -)))
697 +AT+VER           : Image Version and Frequency Band       
950 950  
951 -* (((
952 -(((
953 -AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
954 -)))
955 -)))
956 -* (((
957 -(((
958 -LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
959 -)))
960 -)))
699 +AT+FDR           : Factory Data Reset
961 961  
962 -(((
963 -(((
964 -
965 -)))
701 +AT+PORT                  : Application Port    
966 966  
967 -(((
968 -There are two kinds of commands to configure LDDS75, they are:
969 -)))
970 -)))
703 +AT+CHS           : Get or Set Frequency (Unit: Hz) for Single Channel Mode
971 971  
972 -* (((
973 -(((
974 -(% style="color:#4f81bd" %)** General Commands**.
975 -)))
976 -)))
705 + AT+CHE                   : Get or Set eight channels mode, Only for US915, AU915, CN470
977 977  
978 -(((
979 -(((
980 -These commands are to configure:
981 -)))
982 -)))
983 983  
984 -* (((
985 -(((
986 -General system settings like: uplink interval.
987 -)))
988 -)))
989 -* (((
990 -(((
991 -LoRaWAN protocol & radio related command.
992 -)))
993 -)))
994 994  
995 -(((
996 -(((
997 -They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
998 -)))
999 -)))
1000 -
1001 -(((
1002 -(((
1003 -
1004 -)))
1005 -)))
1006 -
1007 -* (((
1008 -(((
1009 -(% style="color:#4f81bd" %)** Commands special design for LDDS75**
1010 -)))
1011 -)))
1012 -
1013 -(((
1014 -(((
1015 -These commands only valid for LDDS75, as below:
1016 -)))
1017 -)))
1018 -
1019 -
1020 -
1021 -== 3.1  Access AT Commands ==
1022 -
1023 -LDDS75 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LDDS75 for using AT command, as below.
1024 -
1025 -[[image:image-20220610172924-4.png||height="483" width="988"]]
1026 -
1027 -
1028 -Or if you have below board, use below connection:
1029 -
1030 -
1031 -[[image:image-20220610172924-5.png]]
1032 -
1033 -
1034 -(((
1035 -In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS75. LDDS75 will output system info once power on as below:
1036 -)))
1037 -
1038 -
1039 - [[image:image-20220610172924-6.png||height="601" width="860"]]
1040 -
1041 -
1042 -
1043 1043  == 3.2  Set Transmit Interval Time ==
1044 1044  
1045 1045  Feature: Change LoRaWAN End Node Transmit Interval.
... ... @@ -1064,9 +1064,6 @@
1064 1064  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1065 1065  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1066 1066  )))
1067 -
1068 -
1069 -
1070 1070  )))
1071 1071  
1072 1072  
... ... @@ -1093,7 +1093,6 @@
1093 1093  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1094 1094  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1095 1095  
1096 -
1097 1097  = 4.  FAQ =
1098 1098  
1099 1099  == 4.1  What is the frequency plan for LDDS75? ==
... ... @@ -1153,7 +1153,6 @@
1153 1153  * (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1154 1154  * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1155 1155  
1156 -
1157 1157  = 7. ​ Packing Info =
1158 1158  
1159 1159  
... ... @@ -1168,7 +1168,6 @@
1168 1168  * Package Size / pcs : cm
1169 1169  * Weight / pcs : g
1170 1170  
1171 -
1172 1172  = 8.  ​Support =
1173 1173  
1174 1174  * 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.
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