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Last modified by Xiaoling on 2025/04/23 15:57
From version 30.7
edited by Xiaoling
on 2022/06/02 09:35
Change comment: There is no comment for this version
To version 33.4
edited by Xiaoling
on 2022/06/02 10:01
Change comment: There is no comment for this version

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... ... @@ -895,9 +895,9 @@
895 895  (% 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**
896 896  
897 897  
898 -0xAB downlink command can be used for set AT+SEARCHx
898 +**0xAB** downlink command can be used for set AT+SEARCHx
899 899  
900 -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
901 901  
902 902  * AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
903 903  * 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
... ... @@ -905,145 +905,164 @@
905 905  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
906 906  
907 907  
908 -==== Fast command to handle MODBUS device ====
909 909  
909 +==== **Fast command to handle MODBUS device** ====
910 +
910 910  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]].
911 911  
912 912  This command is valid since v1.3 firmware version
913 913  
914 914  
915 -AT+MBFUN has only two value:
916 +**AT+MBFUN has only two value:**
916 916  
917 -* 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
918 918  
919 919  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.
920 920  
921 -* AT+MBFUN=0: Disable Modbus fast reading.
922 +* **AT+MBFUN=0**: Disable Modbus fast reading.
922 922  
923 -Example:
924 +**Example:**
924 924  
925 925  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
926 926  * 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.
927 927  * 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.
928 928  
929 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
930 +[[image:1654133913295-597.png]]
930 930  
931 931  
932 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
933 +[[image:1654133954153-643.png]]
933 933  
934 934  
935 -* Downlink Commands:
936 +* **Downlink Commands:**
936 936  
937 -A9 aa -à Same as AT+MBFUN=aa
938 +**A9 aa** ~-~-> Same as AT+MBFUN=aa
938 938  
939 939  
940 -==== RS485 command timeout ====
941 941  
942 +==== **RS485 command timeout** ====
943 +
942 942  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.
943 943  
944 944  Default value: 0, range:  0 ~~ 5 seconds
945 945  
946 946  
947 -* AT Command:
949 +* **AT Command:**
948 948  
949 -AT+CMDDLaa=hex(bb cc)
951 +(% class="box infomessage" %)
952 +(((
953 +**AT+CMDDLaa=hex(bb cc)**
954 +)))
950 950  
951 -Example:
956 +**Example:**
952 952  
953 953  **AT+CMDDL1=1000** to send the open time to 1000ms
954 954  
955 955  
956 -* Downlink Payload:
961 +* **Downlink Payload:**
957 957  
958 958  0x AA aa bb cc
959 959  
960 960  Same as: AT+CMDDLaa=hex(bb cc)
961 961  
962 - Example:
967 + **Example:**
963 963  
964 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
969 + **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
965 965  
966 966  
967 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
968 968  
973 +==== **Uplink payload mode** ====
974 +
969 969  Define to use one uplink or multiple uplinks for the sampling.
970 970  
971 -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"]]
972 972  
973 -* AT Command:
979 +* **AT Command:**
974 974  
975 -AT+DATAUP=0
981 +(% class="box infomessage" %)
982 +(((
983 +**AT+DATAUP=0**
984 +)))
976 976  
977 -AT+DATAUP=1
986 +(% class="box infomessage" %)
987 +(((
988 +**AT+DATAUP=1**
989 +)))
978 978  
979 979  
980 -* Downlink Payload:
992 +* **Downlink Payload:**
981 981  
982 -0xAD 00   à Same as AT+DATAUP=0
994 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
983 983  
984 -0xAD 01   à Same as AT+DATAUP=1
996 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
985 985  
986 986  
987 -==== Manually trigger an Uplink ====
988 988  
1000 +==== **Manually trigger an Uplink** ====
1001 +
989 989  Ask device to send an uplink immediately.
990 990  
991 -* Downlink Payload:
1004 +* **Downlink Payload:**
992 992  
993 -0x08 FF, RS485-BL will immediately send an uplink.
1006 +**0x08 FF**, RS485-BL will immediately send an uplink.
994 994  
995 995  
996 -==== Clear RS485 Command ====
997 997  
1010 +==== **Clear RS485 Command** ====
1011 +
998 998  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
999 999  
1000 1000  
1001 -* AT Command:
1015 +* **AT Command:**
1002 1002  
1003 -**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
1004 1004  
1005 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1006 -
1007 1007  Example screen shot after clear all RS485 commands. 
1008 1008  
1009 1009  
1010 -
1011 1011  The uplink screen shot is:
1012 1012  
1013 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1024 +[[image:1654134704555-320.png]]
1014 1014  
1015 1015  
1016 -* Downlink Payload:
1027 +* **Downlink Payload:**
1017 1017  
1018 -0x09 aa bb same as AT+CMDEAR=aa,bb
1029 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1019 1019  
1020 1020  
1021 -==== Set Serial Communication Parameters ====
1022 1022  
1033 +==== **Set Serial Communication Parameters** ====
1034 +
1023 1023  Set the Rs485 serial communication parameters:
1024 1024  
1025 -* AT Command:
1037 +* **AT Command:**
1026 1026  
1027 1027  Set Baud Rate:
1028 1028  
1029 -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 +)))
1030 1030  
1046 +Set UART Parity
1031 1031  
1032 -Set UART parity
1048 +(% class="box infomessage" %)
1049 +(((
1050 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1051 +)))
1033 1033  
1034 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1035 -
1036 -
1037 1037  Set STOPBIT
1038 1038  
1039 -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 +)))
1040 1040  
1041 1041  
1042 -* Downlink Payload:
1061 +* **Downlink Payload:**
1043 1043  
1044 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1063 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1045 1045  
1046 -Example:
1065 +**Example:**
1047 1047  
1048 1048  * A7 01 00 60   same as AT+BAUDR=9600
1049 1049  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1053,54 +1053,51 @@
1053 1053  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1054 1054  
1055 1055  
1056 -==== Control output power duration ====
1057 1057  
1076 +==== **Control output power duration** ====
1077 +
1058 1058  User can set the output power duration before each sampling.
1059 1059  
1060 -* AT Command:
1080 +* **AT Command:**
1061 1061  
1062 -Example:
1082 +**Example:**
1063 1063  
1064 -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.
1065 1065  
1066 -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.
1067 1067  
1068 1068  
1069 -* LoRaWAN Downlink Command:
1089 +* **LoRaWAN Downlink Command:**
1070 1070  
1071 -07 01 aa bb  Same as AT+5VT=(aa bb)
1091 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
1072 1072  
1073 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1093 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1074 1074  
1075 1075  
1096 +== 3.6 Buttons ==
1076 1076  
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
1077 1077  
1078 -1.
1079 -11. Buttons
1102 +== 3.7 +3V3 Output ==
1080 1080  
1081 -|**Button**|**Feature**
1082 -|**RST**|Reboot RS485-BL
1083 -
1084 -1.
1085 -11. +3V3 Output
1086 -
1087 1087  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1088 1088  
1089 1089  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. 
1090 1090  
1091 -
1092 1092  The +3V3 output time can be controlled by AT Command.
1093 1093  
1094 -**AT+3V3T=1000**
1095 1095  
1096 -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**
1097 1097  
1098 1098  
1114 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1115 +
1099 1099  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1100 1100  
1101 1101  
1102 -1.
1103 -11. +5V Output
1119 +== 3.8 +5V Output ==
1104 1104  
1105 1105  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1106 1106  
... ... @@ -1109,7 +1109,7 @@
1109 1109  
1110 1110  The 5V output time can be controlled by AT Command.
1111 1111  
1112 -**AT+5VT=1000**
1128 +(% style="color:#037691" %)**AT+5VT=1000**
1113 1113  
1114 1114  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1115 1115  
... ... @@ -1118,15 +1118,12 @@
1118 1118  
1119 1119  
1120 1120  
1137 +== 3.9 LEDs ==
1121 1121  
1122 -1.
1123 -11. LEDs
1124 -
1125 1125  |**LEDs**|**Feature**
1126 1126  |**LED1**|Blink when device transmit a packet.
1127 1127  
1128 -1.
1129 -11. Switch Jumper
1142 +== 3.10 Switch Jumper ==
1130 1130  
1131 1131  |**Switch Jumper**|**Feature**
1132 1132  |**SW1**|(((
... ... @@ -1171,7 +1171,7 @@
1171 1171  
1172 1172  
1173 1173  
1174 -1.
1187 +1.
1175 1175  11. Common AT Command Sequence
1176 1176  111. Multi-channel ABP mode (Use with SX1301/LG308)
1177 1177  
... ... @@ -1190,8 +1190,8 @@
1190 1190  
1191 1191  ATZ
1192 1192  
1193 -1.
1194 -11.
1206 +1.
1207 +11.
1195 1195  111. Single-channel ABP mode (Use with LG01/LG02)
1196 1196  
1197 1197  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1266,7 +1266,7 @@
1266 1266  [[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]]
1267 1267  
1268 1268  
1269 -1.
1282 +1.
1270 1270  11. How to change the LoRa Frequency Bands/Region?
1271 1271  
1272 1272  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1273,7 +1273,7 @@
1273 1273  
1274 1274  
1275 1275  
1276 -1.
1289 +1.
1277 1277  11. How many RS485-Slave can RS485-BL connects?
1278 1278  
1279 1279  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]].
... ... @@ -1290,7 +1290,7 @@
1290 1290  
1291 1291  
1292 1292  
1293 -1.
1306 +1.
1294 1294  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1295 1295  
1296 1296  It might about the channels mapping. Please see for detail.
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