Last modified by kai on 2024/09/06 10:00
<
From version < 52.6 >
edited by Xiaoling
on 2022/08/12 16:46
To version < 52.11 >
edited by Xiaoling
on 2022/09/19 15:00
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -9,8 +9,8 @@
9 9  
10 10  Dragino LoRaWAN End Node support two types of AT Commands and Downlink Commands:
11 11  
12 -* **Common Commands:** They should be available for each sensor, such as: change uplink interval, reset device.
13 -* **Sensor Related Commands:** Only for special sensor, such as control relay, poll RS485 device.
12 +* (% style="color:blue" %)**Common Commands:** (%%) They should be available for each sensor, such as: change uplink interval, reset device.
13 +* (% style="color:blue" %)**Sensor Related Commands:** (%%) Only for special sensor, such as control relay, poll RS485 device.
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.**
... ... @@ -30,6 +30,7 @@
30 30  
31 31  
32 32  
33 +
33 33  = 3. Support End Node and firmware version =
34 34  
35 35  
... ... @@ -139,7 +139,7 @@
139 139  )))
140 140  
141 141  (((
142 -If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
143 +If the downlink payload=0100003C, it means set the END Node's Transmit Interval to 0x00003C=60(S), while type code is 01.
143 143  )))
144 144  
145 145  * **Example 1**: Downlink Payload:** 0100001E**  ~/~/ Set Transmit Interval (TDC) = 30 seconds
... ... @@ -148,7 +148,6 @@
148 148  
149 149  
150 150  
151 -
152 152  == 4.2 Reboot End Node ==
153 153  
154 154  
... ... @@ -482,6 +482,8 @@
482 482  |(% style="width:155px" %)AT+CFM=1|(% style="width:205px" %)Set the confirmation mode|(% style="width:346px" %)OK
483 483  |(% style="width:155px" %)AT+CFM=2|(% style="width:205px" %)Set the confirmation mode|(% style="width:346px" %)While Error in format, return AT_PARAM_ERROR
484 484  
485 +
486 +
485 485  (% style="color:blue" %)**Downlink Command: 0x05**
486 486  
487 487  Format: Command Code (0x05) followed by 2 bytes mode value.
... ... @@ -530,6 +530,8 @@
530 530  OK
531 531  )))
532 532  
535 +
536 +
533 533  (% style="color:blue" %)**Downlink Command: 0x05**
534 534  
535 535  Format: Command Code (0x05) followed by 2 bytes mode value.
... ... @@ -597,6 +597,8 @@
597 597  |(% style="width:162px" %)AT+NJM=0|(% style="width:227px" %)Set the Network Join Mode|(% style="width:361px" %)OK
598 598  |(% 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
599 599  
604 +
605 +
600 600  (% style="color:blue" %)**Downlink Command: 0x20**
601 601  
602 602  Format: Command Code (0x20) followed by 1 bytes mode value.
... ... @@ -682,6 +682,9 @@
682 682  
683 683  )))
684 684  
691 +
692 +
693 +
685 685  == 6.9 Send Hexadecimal Data ==
686 686  
687 687  
... ... @@ -690,16 +690,19 @@
690 690  
691 691  (% style="color:blue" %)**AT Command: AT+SENDB**
692 692  
693 -(% border="1" style="background-color:#ffffcc; color:green; width:1120.22px" %)
694 -|=(% colspan="3" style="width: 1117px;" %)AT+SENDB
695 -|(% style="width:257px" %)**Command Example**|(% style="width:406px" %)**Function**|(% style="width:453px" %)**Response**
696 -|(% style="width:257px" %)AT+SENDB=12:abcdef0123456789|(% style="width:406px" %)Send hexadecimal data along with the application port.|(% style="width:453px" %)OK
697 -|(% style="width:257px" %)AT+SENDB=abcdef0123456789|(% style="width:406px" %)Send hexadecimal data along with the application port.|(% style="width:453px" %)While Error in format, return(((
702 +(% border="1" style="background-color:#ffffcc; color:green; width:1101px" %)
703 +|=(% colspan="3" style="width: 1098px;" %)AT+SENDB
704 +|(% style="width:257px" %)**Command Example**|(% style="width:394px" %)**Function**|(% style="width:446px" %)**Response**
705 +|(% style="width:257px" %)AT+SENDB=12:abcdef0123456789|(% style="width:394px" %)Send hexadecimal data along with the application port.|(% style="width:446px" %)OK
706 +|(% style="width:257px" %)AT+SENDB=abcdef0123456789|(% style="width:394px" %)Send hexadecimal data along with the application port.|(% style="width:446px" %)While Error in format, return(((
698 698  AT_PARAM_ERROR AT_BUSY_ERROR/AT_NO_NETWORK_JOINED
699 699  
700 700  
701 701  )))
702 702  
712 +
713 +
714 +
703 703  = 7. LoRaWAN network management =
704 704  
705 705  
... ... @@ -722,6 +722,8 @@
722 722  AT_PARAM_ERROR
723 723  )))
724 724  
737 +
738 +
725 725  (% style="color:blue" %)**Downlink Command: 0x22**
726 726  
727 727  If the downlink payload=2201, it means setting the adaptive data rate to 1, while type code is 22.
... ... @@ -729,6 +729,9 @@
729 729  * **Example 1**: Downlink Payload: **2201**  ~/~/ Set AT+ADR=1.
730 730  * **Example 2**: Downlink Payload: **2200FFFF**  ~/~/ Set AT+ADR=0.
731 731  
746 +
747 +
748 +
732 732  == 7.2 LoRa® Class ==
733 733  
734 734  
... ... @@ -735,7 +735,7 @@
735 735  Feature: Get or Set the Device Class(Currently only support class A, class C).
736 736  
737 737  
738 -(% style="color:blue" %)**AT Command:AT+CLASS**
755 +(% style="color:blue" %)**AT Command:  AT+CLASS**
739 739  
740 740  (% border="1" style="background-color:#ffffcc; color:green; width:507.222px" %)
741 741  |=(% colspan="3" style="width: 504px;" %)AT+CLASS
... ... @@ -747,13 +747,16 @@
747 747  
748 748  )))
749 749  
767 +
768 +
769 +
750 750  == 7.3 Duty Cycle Setting ==
751 751  
752 752  
753 -Feature: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing.
773 +Feature: Get or Set the ETSI Duty Cycle setting** - 0**=disable, **1**=enable - Only for testing.
754 754  
755 755  
756 -(% style="color:blue" %)**AT Command:AT+DCS**
776 +(% style="color:blue" %)**AT Command:  AT+DCS**
757 757  
758 758  (% border="1" style="background-color:#ffffcc; color:green; width:515.222px" %)
759 759  |=(% colspan="3" style="width: 512px;" %)AT+DCS
... ... @@ -765,6 +765,9 @@
765 765  
766 766  )))
767 767  
788 +
789 +
790 +
768 768  == 7.4 Data Rate ==
769 769  
770 770  
... ... @@ -783,6 +783,8 @@
783 783  
784 784  )))
785 785  
809 +
810 +
786 786  (% style="color:blue" %)**Downlink Command: 0x2200aaFF**
787 787  
788 788  If the downlink payload=220001FF, it means setting the data rate to 1, while type code is 22 00 aa FF.
... ... @@ -790,6 +790,9 @@
790 790  * **Example 1**: Downlink Payload: **220001FF**  ~/~/ Set AT+DR=1.
791 791  * **Example 2**: Downlink Payload: **220000FF**  ~/~/ Set AT+DR=0.
792 792  
818 +
819 +
820 +
793 793  == 7.5 Frame Counter Downlink ==
794 794  
795 795  
... ... @@ -796,7 +796,7 @@
796 796  Feature: Get or Set the Frame Counter Downlink.
797 797  
798 798  
799 -(% style="color:blue" %)**AT Command:AT+FCD**
827 +(% style="color:blue" %)**AT Command:  AT+FCD**
800 800  
801 801  (% border="1" style="background-color:#ffffcc; color:green; width:693.222px" %)
802 802  |=(% colspan="3" style="width: 690px;" %)AT+FCD
... ... @@ -808,12 +808,15 @@
808 808  OK
809 809  )))
810 810  
839 +
840 +
841 +
811 811  == 7.6 Frame Counter Uplink ==
812 812  
813 813  Feature: Get or Set the Frame Counter Uplink.
814 814  
815 815  
816 -(% style="color:blue" %)**AT Command:AT+FCU**
847 +(% style="color:blue" %)**AT Command:  AT+FCU**
817 817  
818 818  (% border="1" style="background-color:#ffffcc; color:green; width:534.222px" %)
819 819  |=(% colspan="3" style="width: 531px;" %)AT+FCU
... ... @@ -825,6 +825,9 @@
825 825  
826 826  )))
827 827  
859 +
860 +
861 +
828 828  == 7.7 Join Accept Delay1 ==
829 829  
830 830  
... ... @@ -831,7 +831,7 @@
831 831  Feature: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms.
832 832  
833 833  
834 -(% style="color:blue" %)**AT Command:AT+JN1DL**
868 +(% style="color:blue" %)**AT Command:  AT+JN1DL**
835 835  
836 836  (% border="1" style="background-color:#ffffcc; color:green; width:537.222px" %)
837 837  |=(% colspan="3" style="width: 534px;" %)AT+JN1DL
... ... @@ -843,12 +843,16 @@
843 843  
844 844  )))
845 845  
880 +
881 +
882 +
846 846  == 7.8 Join Accept Delay2 ==
847 847  
885 +
848 848  Feature: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms.
849 849  
850 850  
851 -(% style="color:blue" %)**AT Command:AT+JN2DL**
889 +(% style="color:blue" %)**AT Command:  AT+JN2DL**
852 852  
853 853  (% border="1" style="background-color:#ffffcc; color:green; width:538.222px" %)
854 854  |=(% colspan="3" style="width: 535px;" %)AT+JN2DL
... ... @@ -860,6 +860,9 @@
860 860  
861 861  )))
862 862  
901 +
902 +
903 +
863 863  == 7.9 Public Network Mode ==
864 864  
865 865  
... ... @@ -868,7 +868,7 @@
868 868  (% style="color:red" %)**Notice: If user build their own LoRaWAN server but still use syncword=0x34, this is still considered a public LoRaWAN network.**
869 869  
870 870  
871 -(% style="color:blue" %)**AT Command:AT+PNM**
912 +(% style="color:blue" %)**AT Command:  AT+PNM**
872 872  
873 873  (% border="1" style="background-color:#ffffcc; color:green; width:667.222px" %)
874 874  |=(% colspan="3" style="width: 664px;" %)AT+PNM
... ... @@ -887,6 +887,9 @@
887 887  )))
888 888  |(% style="width:166px" %)AT+PNM=0|(% style="width:225px" %)Set to use private network autoset syncword=0x12|(% style="width:272px" %)
889 889  
931 +
932 +
933 +
890 890  == 7.10 Receive Delay1 ==
891 891  
892 892  
... ... @@ -893,7 +893,7 @@
893 893  Feature: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
894 894  
895 895  
896 -(% style="color:blue" %)**AT Command:AT+RX1DL**
940 +(% style="color:blue" %)**AT Command: AT+RX1DL**
897 897  
898 898  (% border="1" style="background-color:#ffffcc; color:green; width:408.222px" %)
899 899  |=(% colspan="3" style="width: 405px;" %)AT+RX1DL
... ... @@ -905,6 +905,9 @@
905 905  
906 906  )))
907 907  
952 +
953 +
954 +
908 908  == 7.11 Receive Delay2 ==
909 909  
910 910  
... ... @@ -911,7 +911,7 @@
911 911  Feature: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
912 912  
913 913  
914 -(% style="color:blue" %)**AT Command:AT+RX2DL**
961 +(% style="color:blue" %)**AT Command: AT+RX2DL**
915 915  
916 916  (% border="1" style="background-color:#ffffcc; color:green; width:481.222px" %)
917 917  |=(% colspan="3" style="width: 478px;" %)AT+RX2DL
... ... @@ -923,6 +923,9 @@
923 923  
924 924  )))
925 925  
973 +
974 +
975 +
926 926  == 7.12 Rx2 Window Data Rate ==
927 927  
928 928  
... ... @@ -929,7 +929,7 @@
929 929  Feature: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
930 930  
931 931  
932 -(% style="color:blue" %)**AT Command:AT+RX2DR**
982 +(% style="color:blue" %)**AT Command:  AT+RX2DR**
933 933  
934 934  (% border="1" style="background-color:#ffffcc; color:green; width:525.222px" %)
935 935  |=(% colspan="3" style="width: 522px;" %)AT+RX2DR
... ... @@ -941,6 +941,9 @@
941 941  
942 942  )))
943 943  
994 +
995 +
996 +
944 944  == 7.13 Rx2 Window Frequency ==
945 945  
946 946  
... ... @@ -947,7 +947,7 @@
947 947  Feature: Get or Set the Rx2 window frequency
948 948  
949 949  
950 -(% style="color:blue" %)**AT Command:AT+RX2FQ**
1003 +(% style="color:blue" %)**AT Command:  AT+RX2FQ**
951 951  
952 952  (% border="1" style="background-color:#ffffcc; color:green; width:587.222px" %)
953 953  |=(% colspan="3" style="width: 584px;" %)AT+RX2FQ
... ... @@ -959,15 +959,18 @@
959 959  
960 960  )))
961 961  
1015 +
1016 +
1017 +
962 962  == 7.14 Transmit Power ==
963 963  
964 964  
965 965  Feature: Get or Set the Transmit Power(0-5, MAX:0, MIN:5, according to LoRaWAN Spec, or 40=10dB, 41 = 11dB, …, 50 = 20dB which is out of LoRaWAN spec. )
966 966  
967 -Notice: Transmit Power might be changed by ADR from LoRaWAN server. So manually change TXP also remember to set AT+ADR=0 in sensor
1023 +(% style="color:red" %)**Notice: Transmit Power might be changed by ADR from LoRaWAN server. So manually change TXP also remember to set AT+ADR=0 in sensor**
968 968  
969 969  
970 -(% style="color:blue" %)**AT Command:AT+TXP**
1026 +(% style="color:blue" %)**AT Command:  AT+TXP**
971 971  
972 972  (% border="1" style="background-color:#ffffcc; color:green; width:465.222px" %)
973 973  |=(% colspan="3" style="width: 462px;" %)AT+TXP
... ... @@ -987,6 +987,8 @@
987 987  * **Example 2**: Downlink Payload: **220000FF**  ~/~/ Set AT+TXP=0.
988 988  
989 989  
1046 +
1047 +
990 990  == 7.15 RSSI of the Last Received Packet ==
991 991  
992 992  
... ... @@ -1002,6 +1002,9 @@
1002 1002  OK
1003 1003  )))
1004 1004  
1063 +
1064 +
1065 +
1005 1005  == 7.16 SNR of the Last Received Packet ==
1006 1006  
1007 1007  
... ... @@ -1008,7 +1008,7 @@
1008 1008  Feature: Get the SNR of the last received packet
1009 1009  
1010 1010  
1011 -(% style="color:blue" %)**AT Command:AT+SNR**
1072 +(% style="color:blue" %)**AT Command:  AT+SNR**
1012 1012  
1013 1013  (% border="1" style="background-color:#ffffcc; color:green; width:571.222px" %)
1014 1014  |=(% colspan="3" style="width: 568px;" %)AT+SNR
... ... @@ -1017,6 +1017,9 @@
1017 1017  OK
1018 1018  )))
1019 1019  
1081 +
1082 +
1083 +
1020 1020  == 7.17 Application Port ==
1021 1021  
1022 1022  
... ... @@ -1033,6 +1033,8 @@
1033 1033  )))
1034 1034  |(% style="width:157px" %)AT+PORT=21|(% style="width:204px" %)Set the application port|(% style="width:135px" %)OK
1035 1035  
1100 +
1101 +
1036 1036  (% style="color:blue" %)**Downlink Command: 0x23**
1037 1037  
1038 1038  Format: Command Code (0x23) followed by 1 bytes port value.
... ... @@ -1043,6 +1043,8 @@
1043 1043  * **Example 2**: Downlink Payload:** 2305**  ~/~/ set the application port to 5
1044 1044  
1045 1045  
1112 +
1113 +
1046 1046  == 7.18 Single Channel Mode ==
1047 1047  
1048 1048  
... ... @@ -1059,6 +1059,9 @@
1059 1059  )))
1060 1060  |(% style="width:182px" %)AT+CHS=868100000|(% style="width:295px" %)Set Frequency for Single Channel Mode|(% style="width:122px" %)OK
1061 1061  
1130 +
1131 +
1132 +
1062 1062  == 7.19 Eight Channel Mode ==
1063 1063  
1064 1064  
... ... @@ -1077,6 +1077,8 @@
1077 1077  )))
1078 1078  |(% style="width:160px" %)AT+CHE=1|(% style="width:198px" %)Set eight channels mode|(% style="width:349px" %)OK
1079 1079  
1151 +
1152 +
1080 1080  (% style="color:blue" %)**Downlink Command: 0x24**
1081 1081  
1082 1082  Format: Command Code (0x24) followed by 1 bytes channel value.
... ... @@ -1087,6 +1087,8 @@
1087 1087  * **Example 2**: Downlink Payload: 2405  ~/~/ set channel mode to 5
1088 1088  
1089 1089  
1163 +
1164 +
1090 1090  == 7.20 Get or Set RXwindows1 timeout ==
1091 1091  
1092 1092  
... ... @@ -1106,8 +1106,9 @@
1106 1106  (((
1107 1107  
1108 1108  
1109 -**AT+RX1TWO** is theRxSingle timeout value of receive window 1. If it is not set, then the queriedvalue is the default value. If it is set, then the queried value is the setvalue. AT+RX2TWO is thesame as above. The definitionof RxSingle timeout is as described in the following paragraph.
1110 1110  
1185 +(% style="color:blue" %)**AT+RX1WTO**(%%) is theRxSingle timeout value of receive window 1. If it is not set, then the queriedvalue is the default value. If it is set, then the queried value is the setvalue. AT+RX2TWO is thesame as above. The definitionof RxSingle timeout is as described in the following paragraph.
1186 +
1111 1111  
1112 1112  )))
1113 1113  
... ... @@ -1117,6 +1117,7 @@
1117 1117  (((
1118 1118  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.
1119 1119  
1196 +
1120 1120  
1121 1121  )))
1122 1122  
... ... @@ -1136,6 +1136,9 @@
1136 1136  )))
1137 1137  |(% style="width:190px" %)AT+RX2WTO=20|(% style="width:199px" %)Set RXwindows2 timeout|(% style="width:104px" %)OK
1138 1138  
1216 +
1217 +
1218 +
1139 1139  == 7.22 Setting up uplinkdwelltime (as923, au915) ==
1140 1140  
1141 1141  
... ... @@ -1152,6 +1152,8 @@
1152 1152  )))
1153 1153  |(% style="width:183px" %)AT+DWELLT=0|(% style="width:179px" %)Set uplinkdwelltime|(% style="width:131px" %)OK
1154 1154  
1235 +
1236 +
1155 1155  (% style="color:blue" %)**Downlink Command: 0x25**
1156 1156  
1157 1157  Format: Command Code (0x25) followed by 1 bytes state value.
... ... @@ -1162,6 +1162,8 @@
1162 1162  * **Example 2**: Downlink Payload: **2500**  ~/~/ set uplinkdwelltime to 0
1163 1163  
1164 1164  
1247 +
1248 +
1165 1165  == 7.23 Set Packet Receiving Response Level ==
1166 1166  
1167 1167  
... ... @@ -1182,6 +1182,9 @@
1182 1182  * For Class C devices used in ChirpStack, need to set AT+RPL=4 because Chirpstack require immedietely reply message to MAC Command.
1183 1183  * 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.
1184 1184  
1269 +
1270 +
1271 +
1185 1185  (% style="color:blue" %)**AT Command: AT+RPL**
1186 1186  
1187 1187  (% border="1" style="background-color:#ffffcc; color:green; width:536.222px" %)
... ... @@ -1192,6 +1192,8 @@
1192 1192  )))
1193 1193  |(% style="width:160px" %)AT+RPL=0|(% style="width:263px" %)Set packet receiving response level|(% style="width:109px" %)OK
1194 1194  
1282 +
1283 +
1195 1195  (% style="color:blue" %)**Downlink Command: 0x21**
1196 1196  
1197 1197  Format: Command Code (0x21) followed by 1 bytes level value.
... ... @@ -1202,6 +1202,8 @@
1202 1202  * **Example 2**: Downlink Payload: **2102**  ~/~/ set packet receiving response level to 2
1203 1203  
1204 1204  
1294 +
1295 +
1205 1205  == 7.24 Controls NBTrans in unconfirmed uplink mode（LWS007 NBTrans:Set retransmission packets) ==
1206 1206  
1207 1207  
... ... @@ -1223,6 +1223,8 @@
1223 1223  OK
1224 1224  )))
1225 1225  
1317 +
1318 +
1226 1226  (% style="color:blue" %)**Downlink Command: 0x33**
1227 1227  
1228 1228  Format: Command Code (0x33) followed by 2 bytes mode value.
... ... @@ -1233,6 +1233,8 @@
1233 1233  * Example 2: Downlink Payload: 330201  ~/~/ Set AT+SETMAXNBTRANS=2,1
1234 1234  
1235 1235  
1329 +
1330 +
1236 1236  == 7.25 Device offline rejoining （LWS007) ==
1237 1237  
1238 1238  
... ... @@ -1269,6 +1269,8 @@
1269 1269  OK
1270 1270  )))
1271 1271  
1367 +
1368 +
1272 1272  (% style="color:blue" %)**Downlink Command: 0x33**
1273 1273  
1274 1274  Format: Command Code (0x32) followed by 2 bytes mode value.
... ... @@ -1278,6 +1278,8 @@
1278 1278  * **Example 1:** Downlink Payload: 320105A00B40  ~/~/ Set AT+DDETECT=1,1440,2880
1279 1279  
1280 1280  
1378 +
1379 +
1281 1281  == 7.26 Request the server to send an ACK ==
1282 1282  
1283 1283  
... ... @@ -1295,6 +1295,9 @@
1295 1295  OK
1296 1296  )))
1297 1297  
1397 +
1398 +
1399 +
1298 1298  == 7.27 Adjust network rejoining interval ==
1299 1299  
1300 1300  
... ... @@ -1312,6 +1312,8 @@
1312 1312  Set the ReJoin data transmission interval to 60000ms = 60 seconds
1313 1313  )))
1314 1314  
1417 +
1418 +
1315 1315  (% style="color:blue" %)**Downlink Command: 0x26**
1316 1316  
1317 1317  Format: Command Code (0x26) followed by 2 bytes mode value.
... ... @@ -1322,6 +1322,8 @@
1322 1322  * **Example 2: **Downlink Payload: 260002  ~/~/ Set AT+RJTDC=2
1323 1323  
1324 1324  
1429 +
1430 +
1325 1325  = 8. AT Commands Combination =
1326 1326  
1327 1327  
... ... @@ -1328,10 +1328,12 @@
1328 1328  == 8.1 Set a fix RX2DR for downlink window ==
1329 1329  
1330 1330  
1331 -* **AT+ADR=0             ** **~-~->**  Disable ADR first
1332 -* **AT+RX2DR=xxxx**  **~-~->**  Set xxxx to your wanted DataRate
1437 +* (% style="color:blue" %)**AT+ADR=0             **(%%) **~-~->**  Disable ADR first
1438 +* (% style="color:red" %)**AT+RX2DR=xxxx**   (%%) **~-~->**  Set xxxx to your wanted DataRate
1333 1333  
1334 1334  
1441 +
1442 +
1335 1335  == 8.2 Use Downlink Command to set a fix uplink DR ==
1336 1336  
1337 1337  

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