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Last modified by Xiaoling on 2025/04/23 15:57
From version 30.1
edited by Xiaoling
on 2022/06/02 09:18
Change comment: Uploaded new attachment "1654132684752-193.png", version {1}
To version 33.7
edited by Xiaoling
on 2022/06/02 10:04
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... ... @@ -743,7 +743,6 @@
743 743  
744 744  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
745 745  
746 -
747 747  === 3.5.1 Common Commands: ===
748 748  
749 749  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]]
... ... @@ -751,7 +751,6 @@
751 751  
752 752  === 3.5.2 Sensor related commands: ===
753 753  
754 -(% class="wikigeneratedid" %)
755 755  ==== ====
756 756  
757 757  ==== **Choose Device Type (RS485 or TTL)** ====
... ... @@ -760,9 +760,15 @@
760 760  
761 761  * **AT Command**
762 762  
761 +(% class="box infomessage" %)
762 +(((
763 763  **AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
764 +)))
764 764  
766 +(% class="box infomessage" %)
767 +(((
765 765  **AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
769 +)))
766 766  
767 767  
768 768  * **Downlink Payload**
... ... @@ -777,7 +777,10 @@
777 777  
778 778  * **AT Command**
779 779  
780 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
784 +(% class="box infomessage" %)
785 +(((
786 +**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
787 +)))
781 781  
782 782  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
783 783  
... ... @@ -793,20 +793,19 @@
793 793  * XX XX XX XX: RS485 command total NN bytes
794 794  * YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
795 795  
796 -
797 797  **Example 1:**
798 798  
799 799  To connect a Modbus Alarm with below commands.
800 800  
801 -* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
807 +* The command to active alarm is: 0A 05 00 04 00 01 **4C B0**. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
802 802  
803 -* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
809 +* The command to deactivate alarm is: 0A 05 00 04 00 00 **8D 70**. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
804 804  
805 805  So if user want to use downlink command to control to RS485 Alarm, he can use:
806 806  
807 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
813 +(% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
808 808  
809 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
815 +(% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
810 810  
811 811  A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
812 812  
... ... @@ -815,48 +815,60 @@
815 815  
816 816  Check TTL Sensor return:
817 817  
818 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
824 +[[image:1654132684752-193.png]]
819 819  
820 820  
821 821  
828 +==== **Set Payload version** ====
822 822  
823 -==== Set Payload version ====
824 -
825 825  This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
826 826  
827 -* AT Command:
832 +* **AT Command:**
828 828  
829 -AT+PAYVER: Set PAYVER field = 1
834 +(% class="box infomessage" %)
835 +(((
836 +**AT+PAYVER: Set PAYVER field = 1**
837 +)))
830 830  
831 831  
832 -* Downlink Payload:
840 +* **Downlink Payload:**
833 833  
834 -0xAE 01   à Set PAYVER field =  0x01
842 +**0xAE 01**  ~-~-> Set PAYVER field =  0x01
835 835  
836 -0xAE 0F   à Set PAYVER field =  0x0F
844 +**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
837 837  
838 838  
839 -==== Set RS485 Sampling Commands ====
840 840  
848 +==== **Set RS485 Sampling Commands** ====
849 +
841 841  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
842 842  
843 -These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]].
852 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
844 844  
845 845  
846 -* AT Command:
855 +* **AT Command:**
847 847  
848 -AT+COMMANDx: Configure RS485 read command to sensor.
857 +(% class="box infomessage" %)
858 +(((
859 +**AT+COMMANDx: Configure RS485 read command to sensor.**
860 +)))
849 849  
850 -AT+DATACUTx: Configure how to handle return from RS485 devices.
862 +(% class="box infomessage" %)
863 +(((
864 +**AT+DATACUTx: Configure how to handle return from RS485 devices.**
865 +)))
851 851  
852 -AT+SEARCHx: Configure search command
867 +(% class="box infomessage" %)
868 +(((
869 +**AT+SEARCHx: Configure search command**
870 +)))
853 853  
854 854  
855 -* Downlink Payload:
873 +* **Downlink Payload:**
856 856  
857 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
875 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
858 858  
859 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
877 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
860 860  
861 861  Format: AF MM NN LL XX XX XX XX YY
862 862  
... ... @@ -863,23 +863,23 @@
863 863  Where:
864 864  
865 865  * MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
866 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
867 -* LL: The length of AT+COMMAND or AT+DATACUT command
884 +* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
885 +* LL:  The length of AT+COMMAND or AT+DATACUT command
868 868  * XX XX XX XX: AT+COMMAND or AT+DATACUT command
869 -* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
887 +* YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
870 870  
871 -Example:
889 +**Example:**
872 872  
873 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
891 +(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1
874 874  
875 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
893 +(% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10**
876 876  
877 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
895 +(% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
878 878  
879 879  
880 -0xAB downlink command can be used for set AT+SEARCHx
898 +**0xAB** downlink command can be used for set AT+SEARCHx
881 881  
882 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
900 +**Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
883 883  
884 884  * AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
885 885  * AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
... ... @@ -887,145 +887,164 @@
887 887  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
888 888  
889 889  
890 -==== Fast command to handle MODBUS device ====
891 891  
909 +==== **Fast command to handle MODBUS device** ====
910 +
892 892  AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
893 893  
894 894  This command is valid since v1.3 firmware version
895 895  
896 896  
897 -AT+MBFUN has only two value:
916 +**AT+MBFUN has only two value:**
898 898  
899 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
918 +* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
900 900  
901 901  AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
902 902  
903 -* AT+MBFUN=0: Disable Modbus fast reading.
922 +* **AT+MBFUN=0**: Disable Modbus fast reading.
904 904  
905 -Example:
924 +**Example:**
906 906  
907 907  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
908 908  * AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
909 909  * AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
910 910  
911 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
930 +[[image:1654133913295-597.png]]
912 912  
913 913  
914 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
933 +[[image:1654133954153-643.png]]
915 915  
916 916  
917 -* Downlink Commands:
936 +* **Downlink Commands:**
918 918  
919 -A9 aa -à Same as AT+MBFUN=aa
938 +**A9 aa** ~-~-> Same as AT+MBFUN=aa
920 920  
921 921  
922 -==== RS485 command timeout ====
923 923  
942 +==== **RS485 command timeout** ====
943 +
924 924  Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
925 925  
926 926  Default value: 0, range:  0 ~~ 5 seconds
927 927  
928 928  
929 -* AT Command:
949 +* **AT Command:**
930 930  
931 -AT+CMDDLaa=hex(bb cc)
951 +(% class="box infomessage" %)
952 +(((
953 +**AT+CMDDLaa=hex(bb cc)**
954 +)))
932 932  
933 -Example:
956 +**Example:**
934 934  
935 935  **AT+CMDDL1=1000** to send the open time to 1000ms
936 936  
937 937  
938 -* Downlink Payload:
961 +* **Downlink Payload:**
939 939  
940 940  0x AA aa bb cc
941 941  
942 942  Same as: AT+CMDDLaa=hex(bb cc)
943 943  
944 - Example:
967 + **Example:**
945 945  
946 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
969 + **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
947 947  
948 948  
949 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
950 950  
973 +==== **Uplink payload mode** ====
974 +
951 951  Define to use one uplink or multiple uplinks for the sampling.
952 952  
953 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
977 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
954 954  
955 -* AT Command:
979 +* **AT Command:**
956 956  
957 -AT+DATAUP=0
981 +(% class="box infomessage" %)
982 +(((
983 +**AT+DATAUP=0**
984 +)))
958 958  
959 -AT+DATAUP=1
986 +(% class="box infomessage" %)
987 +(((
988 +**AT+DATAUP=1**
989 +)))
960 960  
961 961  
962 -* Downlink Payload:
992 +* **Downlink Payload:**
963 963  
964 -0xAD 00   à Same as AT+DATAUP=0
994 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
965 965  
966 -0xAD 01   à Same as AT+DATAUP=1
996 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
967 967  
968 968  
969 -==== Manually trigger an Uplink ====
970 970  
1000 +==== **Manually trigger an Uplink** ====
1001 +
971 971  Ask device to send an uplink immediately.
972 972  
973 -* Downlink Payload:
1004 +* **Downlink Payload:**
974 974  
975 -0x08 FF, RS485-BL will immediately send an uplink.
1006 +**0x08 FF**, RS485-BL will immediately send an uplink.
976 976  
977 977  
978 -==== Clear RS485 Command ====
979 979  
1010 +==== **Clear RS485 Command** ====
1011 +
980 980  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
981 981  
982 982  
983 -* AT Command:
1015 +* **AT Command:**
984 984  
985 -**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1017 +(% style="color:#037691" %)**AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
986 986  
987 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
988 -
989 989  Example screen shot after clear all RS485 commands. 
990 990  
991 991  
992 -
993 993  The uplink screen shot is:
994 994  
995 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1024 +[[image:1654134704555-320.png]]
996 996  
997 997  
998 -* Downlink Payload:
1027 +* **Downlink Payload:**
999 999  
1000 -0x09 aa bb same as AT+CMDEAR=aa,bb
1029 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1001 1001  
1002 1002  
1003 -==== Set Serial Communication Parameters ====
1004 1004  
1033 +==== **Set Serial Communication Parameters** ====
1034 +
1005 1005  Set the Rs485 serial communication parameters:
1006 1006  
1007 -* AT Command:
1037 +* **AT Command:**
1008 1008  
1009 1009  Set Baud Rate:
1010 1010  
1011 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1041 +(% class="box infomessage" %)
1042 +(((
1043 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1044 +)))
1012 1012  
1046 +Set UART Parity
1013 1013  
1014 -Set UART parity
1048 +(% class="box infomessage" %)
1049 +(((
1050 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1051 +)))
1015 1015  
1016 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1017 -
1018 -
1019 1019  Set STOPBIT
1020 1020  
1021 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1055 +(% class="box infomessage" %)
1056 +(((
1057 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1058 +)))
1022 1022  
1023 1023  
1024 -* Downlink Payload:
1061 +* **Downlink Payload:**
1025 1025  
1026 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1063 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1027 1027  
1028 -Example:
1065 +**Example:**
1029 1029  
1030 1030  * A7 01 00 60   same as AT+BAUDR=9600
1031 1031  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1035,81 +1035,76 @@
1035 1035  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1036 1036  
1037 1037  
1038 -==== Control output power duration ====
1039 1039  
1076 +==== **Control output power duration** ====
1077 +
1040 1040  User can set the output power duration before each sampling.
1041 1041  
1042 -* AT Command:
1080 +* **AT Command:**
1043 1043  
1044 -Example:
1082 +**Example:**
1045 1045  
1046 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1084 +**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1047 1047  
1048 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1086 +**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1049 1049  
1050 1050  
1051 -* LoRaWAN Downlink Command:
1089 +* **LoRaWAN Downlink Command:**
1052 1052  
1053 -07 01 aa bb  Same as AT+5VT=(aa bb)
1091 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
1054 1054  
1055 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1093 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1056 1056  
1057 1057  
1096 +== 3.6 Buttons ==
1058 1058  
1098 +(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1099 +|=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1100 +|(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1059 1059  
1060 -1.
1061 -11. Buttons
1102 +== 3.7 +3V3 Output ==
1062 1062  
1063 -|**Button**|**Feature**
1064 -|**RST**|Reboot RS485-BL
1065 -
1066 -1.
1067 -11. +3V3 Output
1068 -
1069 1069  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1070 1070  
1071 1071  The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
1072 1072  
1073 -
1074 1074  The +3V3 output time can be controlled by AT Command.
1075 1075  
1076 -**AT+3V3T=1000**
1077 1077  
1078 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1111 +(% style="color:#037691" %)**AT+3V3T=1000**
1079 1079  
1080 1080  
1114 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1115 +
1081 1081  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1082 1082  
1083 1083  
1084 -1.
1085 -11. +5V Output
1119 +== 3.8 +5V Output ==
1086 1086  
1087 1087  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1088 1088  
1089 1089  The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
1090 1090  
1091 -
1092 1092  The 5V output time can be controlled by AT Command.
1093 1093  
1094 -**AT+5VT=1000**
1095 1095  
1096 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1128 +(% style="color:#037691" %)**AT+5VT=1000**
1097 1097  
1098 1098  
1131 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1132 +
1099 1099  By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
1100 1100  
1101 1101  
1136 +== 3.9 LEDs ==
1102 1102  
1138 +(% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
1139 +|=**LEDs**|=(% style="width: 274px;" %)**Feature**
1140 +|**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1103 1103  
1104 -1.
1105 -11. LEDs
1106 1106  
1107 -|**LEDs**|**Feature**
1108 -|**LED1**|Blink when device transmit a packet.
1143 +== 3.10 Switch Jumper ==
1109 1109  
1110 -1.
1111 -11. Switch Jumper
1112 -
1113 1113  |**Switch Jumper**|**Feature**
1114 1114  |**SW1**|(((
1115 1115  ISP position: Upgrade firmware via UART
... ... @@ -1153,7 +1153,7 @@
1153 1153  
1154 1154  
1155 1155  
1156 -1.
1188 +1.
1157 1157  11. Common AT Command Sequence
1158 1158  111. Multi-channel ABP mode (Use with SX1301/LG308)
1159 1159  
... ... @@ -1172,8 +1172,8 @@
1172 1172  
1173 1173  ATZ
1174 1174  
1175 -1.
1176 -11.
1207 +1.
1208 +11.
1177 1177  111. Single-channel ABP mode (Use with LG01/LG02)
1178 1178  
1179 1179  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
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1248 1248  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]
1249 1249  
1250 1250  
1251 -1.
1283 +1.
1252 1252  11. How to change the LoRa Frequency Bands/Region?
1253 1253  
1254 1254  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1255,7 +1255,7 @@
1255 1255  
1256 1256  
1257 1257  
1258 -1.
1290 +1.
1259 1259  11. How many RS485-Slave can RS485-BL connects?
1260 1260  
1261 1261  The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL 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>>path:#downlink_A8]].
... ... @@ -1272,7 +1272,7 @@
1272 1272  
1273 1273  
1274 1274  
1275 -1.
1307 +1.
1276 1276  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1277 1277  
1278 1278  It might about the channels mapping. Please see for detail.
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