<
From version < 68.4 >
edited by Xiaoling
on 2022/08/18 14:30
To version < 67.1 >
edited by Bei Jinggeng
on 2022/07/08 16:50
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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12 12  
13 13  
14 14  
15 +
16 +
17 +
18 +
19 +
15 15  **Table of Contents:**
16 16  
17 17  {{toc/}}
... ... @@ -69,7 +69,6 @@
69 69  (% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.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" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
70 70  
71 71  
72 -
73 73  == 1.2 Specifications ==
74 74  
75 75  
... ... @@ -110,7 +110,6 @@
110 110  
111 111  == 1.3 Features ==
112 112  
113 -
114 114  * LoRaWAN Class A & Class C protocol (default Class C)
115 115  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
116 116  * AT Commands to change parameters
... ... @@ -123,7 +123,6 @@
123 123  
124 124  == 1.4 Applications ==
125 125  
126 -
127 127  * Smart Buildings & Home Automation
128 128  * Logistics and Supply Chain Management
129 129  * Smart Metering
... ... @@ -134,14 +134,11 @@
134 134  
135 135  == 1.5 Firmware Change log ==
136 136  
137 -
138 138  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
139 139  
140 140  
141 -
142 142  == 1.6 Hardware Change log ==
143 143  
144 -
145 145  (((
146 146  (((
147 147  (((
... ... @@ -152,7 +152,6 @@
152 152  v1.0: Release
153 153  )))
154 154  
155 -
156 156  
157 157  )))
158 158  )))
... ... @@ -159,7 +159,6 @@
159 159  
160 160  = 2. Power ON Device =
161 161  
162 -
163 163  (((
164 164  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
165 165  
... ... @@ -172,7 +172,6 @@
172 172  
173 173  (% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.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" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
174 174  
175 -
176 176  
177 177  )))
178 178  
... ... @@ -180,19 +180,16 @@
180 180  
181 181  == 3.1 How it works? ==
182 182  
183 -
184 184  (((
185 185  (((
186 186  The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
187 187  )))
188 188  
189 -
190 190  
191 191  )))
192 192  
193 193  == 3.2 Example to join LoRaWAN network ==
194 194  
195 -
196 196  Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 
197 197  
198 198  (% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% style="background-image:url(http://wiki.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" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
... ... @@ -262,10 +262,8 @@
262 262  (% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.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" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
263 263  
264 264  
265 -
266 266  == 3.3 Configure Commands to read data ==
267 267  
268 -
269 269  (((
270 270  (((
271 271  (((
... ... @@ -275,17 +275,15 @@
275 275  
276 276  (((
277 277  (((
278 -(% style="color:red" %)**Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1**
269 +(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
279 279  )))
280 280  
281 -
282 282  
283 283  )))
284 284  )))
285 285  
286 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
276 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
287 287  
288 -
289 289  To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are:
290 290  
291 291  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
... ... @@ -349,12 +349,9 @@
349 349  
350 350  === 3.3.2 Configure sensors ===
351 351  
352 -
353 353  (((
354 354  (((
355 -Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling.
356 -
357 -
343 +Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
358 358  )))
359 359  )))
360 360  
... ... @@ -377,7 +377,6 @@
377 377  
378 378  === 3.3.3 Configure read commands for each sampling ===
379 379  
380 -
381 381  (((
382 382  During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload.
383 383  
... ... @@ -451,7 +451,6 @@
451 451  
452 452  === 3.3.4 Compose the uplink payload ===
453 453  
454 -
455 455  (((
456 456  Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
457 457  
... ... @@ -510,7 +510,7 @@
510 510  DATA3=the rest of Valid value of RETURN10= **30**
511 511  
512 512  
513 -(% style="color:red" %)**Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:**
497 +(% style="color:red" %)Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:
514 514  
515 515   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
516 516  
... ... @@ -529,7 +529,6 @@
529 529  
530 530  === 3.3.5 Uplink on demand ===
531 531  
532 -
533 533  Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command.
534 534  
535 535  Downlink control command:
... ... @@ -542,7 +542,6 @@
542 542  
543 543  === 3.3.6 Uplink on Interrupt ===
544 544  
545 -
546 546  RS485-LN support external Interrupt uplink since hardware v1.2 release.
547 547  
548 548  (% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.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" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
... ... @@ -550,7 +550,6 @@
550 550  Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet.
551 551  
552 552  
553 -
554 554  == 3.4 Uplink Payload ==
555 555  
556 556  
... ... @@ -559,10 +559,8 @@
559 559  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
560 560  
561 561  
562 -
563 563  == 3.5 Configure RS485-LN via AT or Downlink ==
564 564  
565 -
566 566  (((
567 567  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
568 568  )))
... ... @@ -584,17 +584,13 @@
584 584  )))
585 585  
586 586  
587 -
588 588  === 3.5.1 Common Commands ===
589 589  
590 -
591 591  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
592 592  
593 593  
571 +=== 3.5.2 Sensor related commands ===
594 594  
595 -=== 3.5.2 Downlink Response(Since firmware v1.4) ===
596 -
597 -
598 598  Response feature is added to the server's downlink, a special package with a FPort of 200 will be uploaded immediately after receiving the data sent by the server.
599 599  
600 600  (% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]](% title="Click and drag to resize" %)​
... ... @@ -611,7 +611,7 @@
611 611  ==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
612 612  
613 613  (((
614 -This command is used to configure the RS485 devices; they won't be used during sampling.
589 +This command is used to configure the RS485 devices; they wont be used during sampling.
615 615  )))
616 616  
617 617  * (((
... ... @@ -1109,7 +1109,6 @@
1109 1109  
1110 1110  == 3.6 Listening mode for RS485 network ==
1111 1111  
1112 -
1113 1113  (((
1114 1114  This feature support since firmware v1.4
1115 1115  )))
... ... @@ -1116,8 +1116,6 @@
1116 1116  
1117 1117  (((
1118 1118  RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN.
1119 -
1120 -
1121 1121  )))
1122 1122  
1123 1123  (% aria-label="image-20220602171200-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-8.png||data-widget="image" height="567" width="1007"]](% style="background-image:url(http://wiki.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" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
... ... @@ -1203,12 +1203,11 @@
1203 1203  
1204 1204  (((
1205 1205  (((
1206 -(% style="color:red" %)**Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.**
1178 +(% style="color:red" %)Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.
1207 1207  )))
1208 1208  )))
1209 1209  
1210 1210  
1211 -
1212 1212  == 3.7 Buttons ==
1213 1213  
1214 1214  
... ... @@ -1230,16 +1230,13 @@
1230 1230  
1231 1231  = 4. Case Study =
1232 1232  
1233 -
1234 1234  User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]
1235 1235  
1236 1236  
1237 -
1238 1238  = 5. Use AT Command =
1239 1239  
1240 1240  == 5.1 Access AT Command ==
1241 1241  
1242 -
1243 1243  (((
1244 1244  RS485-LN supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-LN to use AT command, as below.
1245 1245  )))
... ... @@ -1265,7 +1265,6 @@
1265 1265  
1266 1266  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1267 1267  
1268 -
1269 1269  If device has not joined network yet:
1270 1270  
1271 1271  * (% style="color:#037691" %)**AT+FDR**
... ... @@ -1284,7 +1284,6 @@
1284 1284  )))
1285 1285  
1286 1286  
1287 -
1288 1288  === 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1289 1289  
1290 1290  
... ... @@ -1321,12 +1321,10 @@
1321 1321  (% aria-label="1654162478620-421.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162478620-421.png||data-widget="image"]](% style="background-image:url(http://wiki.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" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1322 1322  
1323 1323  
1324 -
1325 1325  = 6. FAQ =
1326 1326  
1327 1327  == 6.1 How to upgrade the image? ==
1328 1328  
1329 -
1330 1330  (((
1331 1331  The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1332 1332  )))
... ... @@ -1345,16 +1345,14 @@
1345 1345  Below shows the hardware connection for how to upload an image to RS485-LN:
1346 1346  )))
1347 1347  
1348 -(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.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" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
1312 +(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.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" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1349 1349  
1350 -(% title="Click and drag to resize" %)​
1351 -
1352 1352  (((
1353 1353  (% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1354 1354  )))
1355 1355  
1356 1356  (((
1357 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]].
1319 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1358 1358  )))
1359 1359  
1360 1360  (((
... ... @@ -1379,69 +1379,52 @@
1379 1379  (% aria-label="image-20220602175912-14.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175912-14.png||data-widget="image"]](% style="background-image:url(http://wiki.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" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1380 1380  
1381 1381  
1382 -(% style="color:red" %)**Notice**: **In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:**
1344 +(% style="color:red" %)**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1383 1383  
1384 1384  (% aria-label="image-20220602175638-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175638-10.png||data-widget="image"]](% style="background-image:url(http://wiki.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" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1385 1385  
1386 1386  
1387 -
1388 1388  == 6.2 How to change the LoRa Frequency Bands/Region? ==
1389 1389  
1390 -
1391 1391  User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1392 1392  
1393 1393  
1394 -
1395 1395  == 6.3 How many RS485-Slave can RS485-LN connects? ==
1396 1396  
1397 -
1398 1398  The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1399 1399  
1400 1400  
1401 -
1402 1402  == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1403 1403  
1404 -
1405 1405  When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1406 1406  
1407 1407  Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1408 1408  
1409 1409  
1410 -
1411 1411  == 6.5 Can i use point to point communication for RS485-LN? ==
1412 1412  
1413 -
1414 1414  Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1415 1415  
1416 1416  
1417 -
1418 1418  == 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1419 1419  
1420 -
1421 1421  [[Use RS485-BL or RS485-LN to connect to RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]]
1422 1422  
1423 1423  
1424 -
1425 1425  = 7. Trouble Shooting =
1426 1426  
1427 -
1428 1428  == 7.1 Downlink doesn't work, how to solve it? ==
1429 1429  
1430 -
1431 1431  Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1432 1432  
1433 1433  
1434 -
1435 1435  == 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1436 1436  
1437 -
1438 1438  It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1439 1439  
1440 1440  
1441 -
1442 1442  = 8. Order Info =
1443 1443  
1444 -
1445 1445  (% style="color:blue" %)**Part Number: RS485-LN-XXX**
1446 1446  
1447 1447  (% style="color:blue" %)**XXX:**
... ... @@ -1477,7 +1477,6 @@
1477 1477  
1478 1478  = 10. FCC Caution for RS485LN-US915 =
1479 1479  
1480 -
1481 1481  (((
1482 1482  Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1483 1483  )))
... ... @@ -1530,7 +1530,6 @@
1530 1530  
1531 1531  = 11. Support =
1532 1532  
1533 -
1534 1534  * (((
1535 1535  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.
1536 1536  )))
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