Changes for page End Device AT Commands and Downlink Command
Last modified by kai on 2024/09/06 10:00
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... ... @@ -14,6 +14,7 @@ 14 14 15 15 ((( 16 16 **This page shows the common commands since Dragino LoRaWAN stack DR-LWS-005. Make sure the end node support stack higher than DR-LWS-005 before checking this page.** 17 + 17 17 18 18 19 19 ))) ... ... @@ -21,15 +21,15 @@ 21 21 = 2. How to use AT Commands or Downlink command = 22 22 23 23 24 -* **AT Command**:See Devices User Manual forhow to connect to devicevia USB TTL adapter and use. The user manual can be found in each product page of [[Dragino Official Website>>url:http://www.dragino.com/]]25 -* **LoRaWAN DownlinkCommand**: The gateway transfer downlink command in HEX format. This page shows theDownlinkCommandIn HEXformat.PleasenotesomeLoRaWANservers use base64 as downlink codeso user need to convert HEX to Base64 and use. Below are referencesfor how to use downlink command:25 +* For AT Command , See Devices User Manual for Device. The user manual can be found in each product page of [[Dragino Official Website>>url:http://www.dragino.com/]] 26 +* For LoRaWAN Downlink: The gateway transfer downlink command in HEX format. This page shows the HEX format downlink code for each command. but some servers use base64 as downlink code. Below are reference for how to use downlink command: 26 26 ** Use HEX format to send a downlink: [[TTN v3>>Notes for TTN]] 27 -** Use Base64 format to send a downlink: [[Chirpstack>>Notes for ChirpStack]] , [[How to Convert>>http://wiki.dragino.com/xwiki/bin/view/Main/Notes%20for%20ChirpStack/#H4.1ConvertHEXtoBase64]]?28 +** Use Base64 format to send a downlink: [[Chirpstack>>Notes for ChirpStack]] 28 28 ** See use note for more serves [[Servers Note>>doc:Main.WebHome]](IoT LoRaWAN Server) 29 29 30 -(% style="display:none" %) (%%) 31 31 32 32 33 + 33 33 = 3. Support End Node and firmware version = 34 34 35 35 ... ... @@ -104,8 +104,12 @@ 104 104 ))) 105 105 ))) 106 106 108 + 109 + 110 + 107 107 = 4. System Management Commands = 108 108 113 + 109 109 == 4.1 Change Uplink Interval == 110 110 111 111 ... ... @@ -141,6 +141,9 @@ 141 141 * **Example 1**: Downlink Payload:** 0100001E** ~/~/ Set Transmit Interval (TDC) = 30 seconds 142 142 * **Example 2**: Downlink Payload:** 0100003C** ~/~/ Set Transmit Interval (TDC) = 60 seconds 143 143 149 + 150 + 151 + 144 144 == 4.2 Reboot End Node == 145 145 146 146 ... ... @@ -175,6 +175,7 @@ 175 175 ((( 176 176 If the downlink payload=**04FF**, the end node will reboot. 177 177 186 + 178 178 179 179 ))) 180 180 ... ... @@ -214,6 +214,7 @@ 214 214 ))) 215 215 216 216 226 + 217 217 == 4.4 Show Firmware Version == 218 218 219 219 ... ... @@ -244,6 +244,7 @@ 244 244 ((( 245 245 246 246 257 + 247 247 **xx: Software Type:** 248 248 ))) 249 249 ... ... @@ -277,6 +277,7 @@ 277 277 firmware version: v1.1.0 ~-~-> 110 278 278 279 279 291 + 280 280 == 4.5 Show System Configure == 281 281 282 282 ... ... @@ -302,8 +302,12 @@ 302 302 OK 303 303 ))) 304 304 317 + 318 + 319 + 305 305 = 5. Keys, IDs and EUIs management = 306 306 322 + 307 307 == 5.1 Application EUI == 308 308 309 309 ... ... @@ -320,6 +320,9 @@ 320 320 ))) 321 321 |(% style="width:305px" %)AT+APPEUI=00 b3 d5 7e f0 00 4d 34|(% style="width:186px" %)Set the Application EUI|(% style="width:191px" %)OK 322 322 339 + 340 + 341 + 323 323 == 5.2 Application Key == 324 324 325 325 ... ... @@ -336,6 +336,9 @@ 336 336 ))) 337 337 |(% style="width:441px" %)AT+APPKEY=00 35 55 55 22 23 55 53 43 24 23 42 34 35 35 35|(% style="width:180px" %)Set the Application Key|(% style="width:350px" %)OK 338 338 358 + 359 + 360 + 339 339 == 5.3 Application Session Key == 340 340 341 341 ... ... @@ -354,6 +354,9 @@ 354 354 OK 355 355 ))) 356 356 379 + 380 + 381 + 357 357 == 5.4 Device Address == 358 358 359 359 ... ... @@ -372,6 +372,9 @@ 372 372 ))) 373 373 |(% style="width:192px" %)AT+DADDR=A8 40 41 FF|(% style="width:241px" %)Set the Application Session Key.|(% style="width:359px" %)OK 374 374 400 + 401 + 402 + 375 375 == 5.5 Device EUI == 376 376 377 377 ... ... @@ -390,6 +390,9 @@ 390 390 OK 391 391 ))) 392 392 421 + 422 + 423 + 393 393 == 5.6 Network ID == 394 394 395 395 ... ... @@ -406,6 +406,9 @@ 406 406 ))) 407 407 |(% style="width:191px" %)AT+NWKID=A8 40 41 FF|(% style="width:153px" %)Set the Network ID.|(% style="width:101px" %)OK 408 408 440 + 441 + 442 + 409 409 == 5.7 Network Session Key == 410 410 411 411 ... ... @@ -422,10 +422,15 @@ 422 422 ))) 423 423 |(% style="width:455px" %)AT+NWKSKEY=A8 40 41 FF FF 12 34 56 00 01 02 04 05 06 06 07|(% style="width:215px" %)Set the Network Session Key.|(% style="width:343px" %)OK 424 424 459 + 460 + 461 + 425 425 = 6. Joining and sending date on LoRaWAN network = 426 426 464 + 427 427 == 6.1 Confirm Mode == 428 428 467 + 429 429 === 6.1.1 AT+CFM command before DR-LWS007 software stack === 430 430 431 431 ... ... @@ -443,6 +443,8 @@ 443 443 |(% style="width:155px" %)AT+CFM=1|(% style="width:205px" %)Set the confirmation mode|(% style="width:346px" %)OK 444 444 |(% style="width:155px" %)AT+CFM=2|(% style="width:205px" %)Set the confirmation mode|(% style="width:346px" %)While Error in format, return AT_PARAM_ERROR 445 445 485 + 486 + 446 446 (% style="color:blue" %)**Downlink Command: 0x05** 447 447 448 448 Format: Command Code (0x05) followed by 2 bytes mode value. ... ... @@ -452,6 +452,9 @@ 452 452 * **Example 1:** Downlink Payload: 0501 ~/~/ Set AT+CFM=1 453 453 * **Example 2:** Downlink Payload: 0500 ~/~/ Set AT+CFM=0 454 454 496 + 497 + 498 + 455 455 === 6.1.2 AT+CFM command since DR-LWS007 software stack === 456 456 457 457 ... ... @@ -488,6 +488,8 @@ 488 488 OK 489 489 ))) 490 490 535 + 536 + 491 491 (% style="color:blue" %)**Downlink Command: 0x05** 492 492 493 493 Format: Command Code (0x05) followed by 2 bytes mode value. ... ... @@ -497,6 +497,9 @@ 497 497 * **Example 1:** Downlink Payload: 05010101 ~/~/ Set AT+CFM=1,1,1 498 498 * **Example 2:** Downlink Payload: 05000700 ~/~/ Set AT+CFM=0,7,0 499 499 546 + 547 + 548 + 500 500 == 6.2 Confirm Status == 501 501 502 502 ... ... @@ -505,13 +505,16 @@ 505 505 506 506 (% style="color:blue" %)**AT Command: AT+CFS** 507 507 508 -(% border="1" style="background-color:#ffffcc; color:green; width: 463px" %)509 -|=(% colspan="3" style="width: 460px;" %)AT+CFS510 -|(% style="width:156px" %)**Command Example**|(% style="width:193px" %)**Function**|(% style="width:1 07px" %)**Response**511 -|(% style="width:156px" %)AT+CFS=?|(% style="width:193px" %)Get confirmation status|(% style="width:1 07px" %)0(((557 +(% border="1" style="background-color:#ffffcc; color:green; width:534.222px" %) 558 +|=(% colspan="3" style="width: 531px;" %)AT+CFS 559 +|(% style="width:156px" %)**Command Example**|(% style="width:193px" %)**Function**|(% style="width:178px" %)**Response** 560 +|(% style="width:156px" %)AT+CFS=?|(% style="width:193px" %)Get confirmation status|(% style="width:178px" %)0((( 512 512 OK 513 513 ))) 514 514 564 + 565 + 566 + 515 515 == 6.3 Join LoRa® Network == 516 516 517 517 ... ... @@ -529,6 +529,9 @@ 529 529 While Error in format, return AT_BUSY_ERROR 530 530 ))) 531 531 584 + 585 + 586 + 532 532 == 6.4 LoRa® Network Join Mode == 533 533 534 534 ... ... @@ -546,6 +546,8 @@ 546 546 |(% style="width:162px" %)AT+NJM=0|(% style="width:227px" %)Set the Network Join Mode|(% style="width:361px" %)OK 547 547 |(% style="width:162px" %)AT+NJM=2|(% style="width:227px" %)Set the Network Join Mode|(% style="width:361px" %)While Error in format, return AT_PARAM_ERROR 548 548 604 + 605 + 549 549 (% style="color:blue" %)**Downlink Command: 0x20** 550 550 551 551 Format: Command Code (0x20) followed by 1 bytes mode value. ... ... @@ -555,6 +555,9 @@ 555 555 * **Example 1: **Downlink Payload: **2000 ** ~/~/ Set AT+NJM=0 556 556 * **Example 2:** Downlink Payload: **2001** ~/~/ Set AT+NJM=1 557 557 615 + 616 + 617 + 558 558 == 6.5 LoRa® Network Join Status == 559 559 560 560 ... ... @@ -570,6 +570,9 @@ 570 570 OK 571 571 ))) 572 572 633 + 634 + 635 + 573 573 == 6.6 Print Last Received Data in Raw Format == 574 574 575 575 ... ... @@ -585,6 +585,9 @@ 585 585 OK 586 586 ))) 587 587 651 + 652 + 653 + 588 588 == 6.7 Print Last Received Data in Binary Format == 589 589 590 590 ... ... @@ -600,6 +600,9 @@ 600 600 OK 601 601 ))) 602 602 669 + 670 + 671 + 603 603 == 6.8 Send Text Data == 604 604 605 605 ... ... @@ -619,6 +619,9 @@ 619 619 620 620 ))) 621 621 691 + 692 + 693 + 622 622 == 6.9 Send Hexadecimal Data == 623 623 624 624 ... ... @@ -637,8 +637,12 @@ 637 637 638 638 ))) 639 639 712 + 713 + 714 + 640 640 = 7. LoRaWAN network management = 641 641 717 + 642 642 == 7.1 Adaptive Data Rate == 643 643 644 644 ... ... @@ -658,6 +658,8 @@ 658 658 AT_PARAM_ERROR 659 659 ))) 660 660 737 + 738 + 661 661 (% style="color:blue" %)**Downlink Command: 0x22** 662 662 663 663 If the downlink payload=2201, it means setting the adaptive data rate to 1, while type code is 22. ... ... @@ -665,6 +665,9 @@ 665 665 * **Example 1**: Downlink Payload: **2201** ~/~/ Set AT+ADR=1. 666 666 * **Example 2**: Downlink Payload: **2200FFFF** ~/~/ Set AT+ADR=0. 667 667 746 + 747 + 748 + 668 668 == 7.2 LoRa® Class == 669 669 670 670 ... ... @@ -683,6 +683,9 @@ 683 683 684 684 ))) 685 685 767 + 768 + 769 + 686 686 == 7.3 Duty Cycle Setting == 687 687 688 688 ... ... @@ -701,17 +701,15 @@ 701 701 702 702 ))) 703 703 704 -== 7.4 Data Rate == 705 705 706 706 707 -Feature: Get or Set the Data Rate. (0-7 corresponding to DR_X) . 708 708 709 -(% style="color:red" %) 710 -**Notice:** 791 +== 7.4 Data Rate == 711 711 712 -* User need to set Adaptive Data Rate(ADR)=0 first. otherwise device will respond to server's ADR command and change the DR according to server auto-adjustment. 713 -* Data Rate specifies Spreading Factor. The mapping varies in different frequency bands. User can check this link for detail. [[rp2-1.0.3-lorawan-regional-parameters.pdf>>https://lora-alliance.org/resource_hub/rp2-1-0-3-lorawan-regional-parameters/]] 714 714 794 +Feature: Get or Set the Data Rate. (0-7 corresponding to DR_X) . Note: while set Data Rate, please use set Adptive Data Rate, ADR=0 first. otherwise device will response to server's ADR command and change the DR to the setting from server 795 + 796 + 715 715 (% style="color:blue" %)**AT Command: AT+DR** 716 716 717 717 (% border="1" style="background-color:#ffffcc; color:green; width:466.222px" %) ... ... @@ -724,6 +724,8 @@ 724 724 725 725 ))) 726 726 809 + 810 + 727 727 (% style="color:blue" %)**Downlink Command: 0x2200aaFF** 728 728 729 729 If the downlink payload=220001FF, it means setting the data rate to 1, while type code is 22 00 aa FF. ... ... @@ -731,6 +731,9 @@ 731 731 * **Example 1**: Downlink Payload: **220001FF** ~/~/ Set AT+DR=1. 732 732 * **Example 2**: Downlink Payload: **220000FF** ~/~/ Set AT+DR=0. 733 733 818 + 819 + 820 + 734 734 == 7.5 Frame Counter Downlink == 735 735 736 736 ... ... @@ -749,6 +749,9 @@ 749 749 OK 750 750 ))) 751 751 839 + 840 + 841 + 752 752 == 7.6 Frame Counter Uplink == 753 753 754 754 Feature: Get or Set the Frame Counter Uplink. ... ... @@ -766,6 +766,9 @@ 766 766 767 767 ))) 768 768 859 + 860 + 861 + 769 769 == 7.7 Join Accept Delay1 == 770 770 771 771 ... ... @@ -784,6 +784,9 @@ 784 784 785 785 ))) 786 786 880 + 881 + 882 + 787 787 == 7.8 Join Accept Delay2 == 788 788 789 789 ... ... @@ -802,6 +802,9 @@ 802 802 803 803 ))) 804 804 901 + 902 + 903 + 805 805 == 7.9 Public Network Mode == 806 806 807 807 ... ... @@ -829,6 +829,9 @@ 829 829 ))) 830 830 |(% style="width:166px" %)AT+PNM=0|(% style="width:225px" %)Set to use private network autoset syncword=0x12|(% style="width:272px" %) 831 831 931 + 932 + 933 + 832 832 == 7.10 Receive Delay1 == 833 833 834 834 ... ... @@ -847,6 +847,9 @@ 847 847 848 848 ))) 849 849 952 + 953 + 954 + 850 850 == 7.11 Receive Delay2 == 851 851 852 852 ... ... @@ -865,6 +865,9 @@ 865 865 866 866 ))) 867 867 973 + 974 + 975 + 868 868 == 7.12 Rx2 Window Data Rate == 869 869 870 870 ... ... @@ -883,6 +883,9 @@ 883 883 884 884 ))) 885 885 994 + 995 + 996 + 886 886 == 7.13 Rx2 Window Frequency == 887 887 888 888 ... ... @@ -901,6 +901,9 @@ 901 901 902 902 ))) 903 903 1015 + 1016 + 1017 + 904 904 == 7.14 Transmit Power == 905 905 906 906 ... ... @@ -928,6 +928,9 @@ 928 928 * **Example 1**: Downlink Payload: **22000102** ~/~/ Set AT+TXP=2. 929 929 * **Example 2**: Downlink Payload: **220000FF** ~/~/ Set AT+TXP=0. 930 930 1045 + 1046 + 1047 + 931 931 == 7.15 RSSI of the Last Received Packet == 932 932 933 933 ... ... @@ -943,6 +943,9 @@ 943 943 OK 944 944 ))) 945 945 1063 + 1064 + 1065 + 946 946 == 7.16 SNR of the Last Received Packet == 947 947 948 948 ... ... @@ -958,6 +958,9 @@ 958 958 OK 959 959 ))) 960 960 1081 + 1082 + 1083 + 961 961 == 7.17 Application Port == 962 962 963 963 ... ... @@ -974,6 +974,8 @@ 974 974 ))) 975 975 |(% style="width:157px" %)AT+PORT=21|(% style="width:204px" %)Set the application port|(% style="width:135px" %)OK 976 976 1100 + 1101 + 977 977 (% style="color:blue" %)**Downlink Command: 0x23** 978 978 979 979 Format: Command Code (0x23) followed by 1 bytes port value. ... ... @@ -983,6 +983,9 @@ 983 983 * **Example 1**: Downlink Payload: **2301** ~/~/ set the application port to 1 984 984 * **Example 2**: Downlink Payload:** 2305** ~/~/ set the application port to 5 985 985 1111 + 1112 + 1113 + 986 986 == 7.18 Single Channel Mode == 987 987 988 988 ... ... @@ -999,6 +999,9 @@ 999 999 ))) 1000 1000 |(% style="width:182px" %)AT+CHS=868100000|(% style="width:295px" %)Set Frequency for Single Channel Mode|(% style="width:122px" %)OK 1001 1001 1130 + 1131 + 1132 + 1002 1002 == 7.19 Eight Channel Mode == 1003 1003 1004 1004 ... ... @@ -1017,8 +1017,10 @@ 1017 1017 ))) 1018 1018 |(% style="width:160px" %)AT+CHE=1|(% style="width:198px" %)Set eight channels mode|(% style="width:349px" %)OK 1019 1019 1020 -(% style="color:blue" %)**Downlink Command: 0x24 (LHT65,LHT65N Downlink Command:0x07)** 1021 1021 1152 + 1153 +(% style="color:blue" %)**Downlink Command: 0x24** 1154 + 1022 1022 Format: Command Code (0x24) followed by 1 bytes channel value. 1023 1023 1024 1024 If the downlink payload=2401, it means set channel mode to 1, while type code is 24. ... ... @@ -1026,6 +1026,9 @@ 1026 1026 * **Example 1**: Downlink Payload: 2401 ~/~/ set channel mode to 1 1027 1027 * **Example 2**: Downlink Payload: 2405 ~/~/ set channel mode to 5 1028 1028 1162 + 1163 + 1164 + 1029 1029 == 7.20 Get or Set RXwindows1 timeout == 1030 1030 1031 1031 ... ... @@ -1057,6 +1057,7 @@ 1057 1057 ((( 1058 1058 Increasing thisvalue is equal to extending the time that the receiving window is opened, butthe corresponding power consumption will also increase. Properly increasingthis value can increase the success rate of the downlink. 1059 1059 1196 + 1060 1060 1061 1061 ))) 1062 1062 ... ... @@ -1076,6 +1076,9 @@ 1076 1076 ))) 1077 1077 |(% style="width:190px" %)AT+RX2WTO=20|(% style="width:199px" %)Set RXwindows2 timeout|(% style="width:104px" %)OK 1078 1078 1216 + 1217 + 1218 + 1079 1079 == 7.22 Setting up uplinkdwelltime (as923, au915) == 1080 1080 1081 1081 ... ... @@ -1092,6 +1092,8 @@ 1092 1092 ))) 1093 1093 |(% style="width:183px" %)AT+DWELLT=0|(% style="width:179px" %)Set uplinkdwelltime|(% style="width:131px" %)OK 1094 1094 1235 + 1236 + 1095 1095 (% style="color:blue" %)**Downlink Command: 0x25** 1096 1096 1097 1097 Format: Command Code (0x25) followed by 1 bytes state value. ... ... @@ -1101,6 +1101,9 @@ 1101 1101 * **Example 1**: Downlink Payload: **2501** ~/~/ set uplinkdwelltime to 1 1102 1102 * **Example 2**: Downlink Payload: **2500** ~/~/ set uplinkdwelltime to 0 1103 1103 1246 + 1247 + 1248 + 1104 1104 == 7.23 Set Packet Receiving Response Level == 1105 1105 1106 1106 ... ... @@ -1121,6 +1121,9 @@ 1121 1121 * For Class C devices used in ChirpStack, need to set AT+RPL=4 because Chirpstack require immedietely reply message to MAC Command. 1122 1122 * For Class C devices used in TTI, need to set AT+RPL=4 because TTI require immediately reply message to Confirmed Data Down & MAC Command. 1123 1123 1269 + 1270 + 1271 + 1124 1124 (% style="color:blue" %)**AT Command: AT+RPL** 1125 1125 1126 1126 (% border="1" style="background-color:#ffffcc; color:green; width:536.222px" %) ... ... @@ -1131,6 +1131,8 @@ 1131 1131 ))) 1132 1132 |(% style="width:160px" %)AT+RPL=0|(% style="width:263px" %)Set packet receiving response level|(% style="width:109px" %)OK 1133 1133 1282 + 1283 + 1134 1134 (% style="color:blue" %)**Downlink Command: 0x21** 1135 1135 1136 1136 Format: Command Code (0x21) followed by 1 bytes level value. ... ... @@ -1140,6 +1140,9 @@ 1140 1140 * **Example 1**: Downlink Payload: **2101** ~/~/ set packet receiving response level to 1 1141 1141 * **Example 2**: Downlink Payload: **2102** ~/~/ set packet receiving response level to 2 1142 1142 1293 + 1294 + 1295 + 1143 1143 == 7.24 Controls NBTrans in unconfirmed uplink mode(LWS007 NBTrans:Set retransmission packets) == 1144 1144 1145 1145 ... ... @@ -1161,6 +1161,8 @@ 1161 1161 OK 1162 1162 ))) 1163 1163 1317 + 1318 + 1164 1164 (% style="color:blue" %)**Downlink Command: 0x33** 1165 1165 1166 1166 Format: Command Code (0x33) followed by 2 bytes mode value. ... ... @@ -1170,16 +1170,14 @@ 1170 1170 * Example 1: Downlink Payload: 330100 ~/~/ Set AT+SETMAXNBTRANS=1,0 1171 1171 * Example 2: Downlink Payload: 330201 ~/~/ Set AT+SETMAXNBTRANS=2,1 1172 1172 1173 -== 7.25 Device offline rejoining (LWS007) == 1174 1174 1175 1175 1176 -(% style="color:blue" %)**AT Command: AT+DDETECT** 1177 1177 1178 - AT+DDETECT=<Flag>,<ACK_Timout_1>,<ACK_Timout_2>(DefaultValue:AT+DDETECT=1,1440,2880)1331 +== 7.25 Device offline rejoining (LWS007) == 1179 1179 1180 -* ACK_Timout_1: Unit: min 1181 -* ACK_Timout_2: Unit: min 1182 1182 1334 +(% style="color:blue" %)**AT Command: AT+DDETECT** 1335 + 1183 1183 (% border="1" style="background-color:#ffffcc; color:green; width:710.222px" %) 1184 1184 |=(% colspan="3" style="width: 707px;" %)AT+**DDETECT** 1185 1185 |(% style="width:160px" %)**Command Example**|(% style="width:198px" %)**Function**|(% style="width:349px" %)**Response** ... ... @@ -1211,18 +1211,19 @@ 1211 1211 OK 1212 1212 ))) 1213 1213 1214 -(% style="color:blue" %)**Downlink Command: 0x32** 1215 1215 1368 + 1369 +(% style="color:blue" %)**Downlink Command: 0x33** 1370 + 1216 1216 Format: Command Code (0x32) followed by 2 bytes mode value. 1217 1217 1218 -If the downlink payload=320105A00B40, it means set end node to use confirm mode, while type code is 3 2.1373 +If the downlink payload=320105A00B40, it means set end node to use confirm mode, while type code is 33. 1219 1219 1220 -* **Example 1:** Downlink Payload: 320105A00B40 ~/~/ Set AT+DDETECT=1,1440,2880 1221 -** 0x01 : Flag 1222 -** 0x05A0: ACK_Timout_1 : 1440minutes (24 hours) 1223 -** 0x0B40: ACK_Timout_2 : 2880minutes (48 hours) 1224 -** **Explain**: Enable Online Detect, if end node doesn't receive any downlink within ACK_Timout_1( 1440 minutes or 24 hours). End node will use confirmed uplink to send packets during ACK_Timout_1 (the 24th hour) to ACK_Timout_2 ( the 48th hour). If from the 24th to 48th hour, end node got an downlink from server, it will switch back to unconfirmed uplink. end node will restart ACK_Timout_1. If from the 24th to 48th hour, end node still not got any downlink, means device doesn't get ACK from server within last 48 hours. Device will process rejoin, rejoin request interval is AT+RJTDC period. For AU915/ US915, device will use the sub-band used for last join. 1375 +* **Example 1:** Downlink Payload: 320105A00B40 ~/~/ Set AT+DDETECT=1,1440,2880 1225 1225 1377 + 1378 + 1379 + 1226 1226 == 7.26 Request the server to send an ACK == 1227 1227 1228 1228 ... ... @@ -1240,6 +1240,9 @@ 1240 1240 OK 1241 1241 ))) 1242 1242 1397 + 1398 + 1399 + 1243 1243 == 7.27 Adjust network rejoining interval == 1244 1244 1245 1245 ... ... @@ -1248,15 +1248,17 @@ 1248 1248 (% border="1" style="background-color:#ffffcc; color:green; width:727.222px" %) 1249 1249 |=(% colspan="3" style="width: 724px;" %)AT+RJTDC 1250 1250 |(% style="width:165px" %)**Command Example**|(% style="width:227px" %)**Function**|(% style="width:329px" %)**Response** 1251 -|(% style="width:165px" %)AT+RJTDC=?|(% style="width:227px" %)Show the ReJoin data transmission interval in min|(% style="width:329px" %)30((( 1408 +|(% style="width:165px" %)AT+RJTDC=?|(% style="width:227px" %)Show the ReJoin data transmission interval in min|(% style="width:329px" %)30000((( 1252 1252 OK 1253 1253 1254 -the interval is 30 in1411 +the interval is 30000ms = 30s 1255 1255 ))) 1256 -|(% style="width:165px" %)AT+RJTDC=60|(% style="width:227px" %)Set the ReJoin data transmission interval in min|(% style="width:329px" %)OK((( 1257 -Set the ReJoin data transmission interval to 60 in1413 +|(% style="width:165px" %)AT+RJTDC=60000|(% style="width:227px" %)Set the ReJoin data transmission interval in min|(% style="width:329px" %)OK((( 1414 +Set the ReJoin data transmission interval to 60000ms = 60 seconds 1258 1258 ))) 1259 1259 1417 + 1418 + 1260 1260 (% style="color:blue" %)**Downlink Command: 0x26** 1261 1261 1262 1262 Format: Command Code (0x26) followed by 2 bytes mode value. ... ... @@ -1266,14 +1266,21 @@ 1266 1266 * **Example 1:** Downlink Payload: 26000A ~/~/ Set AT+RJTDC=10 1267 1267 * **Example 2: **Downlink Payload: 260002 ~/~/ Set AT+RJTDC=2 1268 1268 1428 + 1429 + 1430 + 1269 1269 = 8. AT Commands Combination = 1270 1270 1433 + 1271 1271 == 8.1 Set a fix RX2DR for downlink window == 1272 1272 1273 1273 1274 1274 * (% style="color:blue" %)**AT+ADR=0 **(%%) **~-~->** Disable ADR first 1275 -* (% style="color: blue" %)**AT+RX2DR=xxxx** (%%) **~-~->** Set xxxx to your wanted DataRate1438 +* (% style="color:red" %)**AT+RX2DR=xxxx** (%%) **~-~->** Set xxxx to your wanted DataRate 1276 1276 1440 + 1441 + 1442 + 1277 1277 == 8.2 Use Downlink Command to set a fix uplink DR == 1278 1278 1279 1279