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Last modified by Xiaoling on 2025/04/23 15:57
From version 30.8
edited by Xiaoling
on 2022/06/02 09:37
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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... ... @@ -906,7 +906,7 @@
906 906  
907 907  
908 908  
909 -==== Fast command to handle MODBUS device ====
909 +==== **Fast command to handle MODBUS device** ====
910 910  
911 911  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]].
912 912  
... ... @@ -913,138 +913,156 @@
913 913  This command is valid since v1.3 firmware version
914 914  
915 915  
916 -AT+MBFUN has only two value:
916 +**AT+MBFUN has only two value:**
917 917  
918 -* 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
919 919  
920 920  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.
921 921  
922 -* AT+MBFUN=0: Disable Modbus fast reading.
922 +* **AT+MBFUN=0**: Disable Modbus fast reading.
923 923  
924 -Example:
924 +**Example:**
925 925  
926 926  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
927 927  * 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.
928 928  * 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.
929 929  
930 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
930 +[[image:1654133913295-597.png]]
931 931  
932 932  
933 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
933 +[[image:1654133954153-643.png]]
934 934  
935 935  
936 -* Downlink Commands:
936 +* **Downlink Commands:**
937 937  
938 -A9 aa -à Same as AT+MBFUN=aa
938 +**A9 aa** ~-~-> Same as AT+MBFUN=aa
939 939  
940 940  
941 -==== RS485 command timeout ====
942 942  
942 +==== **RS485 command timeout** ====
943 +
943 943  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.
944 944  
945 945  Default value: 0, range:  0 ~~ 5 seconds
946 946  
947 947  
948 -* AT Command:
949 +* **AT Command:**
949 949  
950 -AT+CMDDLaa=hex(bb cc)
951 +(% class="box infomessage" %)
952 +(((
953 +**AT+CMDDLaa=hex(bb cc)**
954 +)))
951 951  
952 -Example:
956 +**Example:**
953 953  
954 954  **AT+CMDDL1=1000** to send the open time to 1000ms
955 955  
956 956  
957 -* Downlink Payload:
961 +* **Downlink Payload:**
958 958  
959 959  0x AA aa bb cc
960 960  
961 961  Same as: AT+CMDDLaa=hex(bb cc)
962 962  
963 - Example:
967 + **Example:**
964 964  
965 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
969 + **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
966 966  
967 967  
968 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
969 969  
973 +==== **Uplink payload mode** ====
974 +
970 970  Define to use one uplink or multiple uplinks for the sampling.
971 971  
972 -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"]]
973 973  
974 -* AT Command:
979 +* **AT Command:**
975 975  
976 -AT+DATAUP=0
981 +(% class="box infomessage" %)
982 +(((
983 +**AT+DATAUP=0**
984 +)))
977 977  
978 -AT+DATAUP=1
986 +(% class="box infomessage" %)
987 +(((
988 +**AT+DATAUP=1**
989 +)))
979 979  
980 980  
981 -* Downlink Payload:
992 +* **Downlink Payload:**
982 982  
983 -0xAD 00   à Same as AT+DATAUP=0
994 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
984 984  
985 -0xAD 01   à Same as AT+DATAUP=1
996 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
986 986  
987 987  
988 -==== Manually trigger an Uplink ====
989 989  
1000 +==== **Manually trigger an Uplink** ====
1001 +
990 990  Ask device to send an uplink immediately.
991 991  
992 -* Downlink Payload:
1004 +* **Downlink Payload:**
993 993  
994 -0x08 FF, RS485-BL will immediately send an uplink.
1006 +**0x08 FF**, RS485-BL will immediately send an uplink.
995 995  
996 996  
997 -==== Clear RS485 Command ====
998 998  
1010 +==== **Clear RS485 Command** ====
1011 +
999 999  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1000 1000  
1001 1001  
1002 -* AT Command:
1015 +* **AT Command:**
1003 1003  
1004 -**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
1005 1005  
1006 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1007 -
1008 1008  Example screen shot after clear all RS485 commands. 
1009 1009  
1010 1010  
1011 -
1012 1012  The uplink screen shot is:
1013 1013  
1014 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1024 +[[image:1654134704555-320.png]]
1015 1015  
1016 1016  
1017 -* Downlink Payload:
1027 +* **Downlink Payload:**
1018 1018  
1019 -0x09 aa bb same as AT+CMDEAR=aa,bb
1029 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1020 1020  
1021 1021  
1022 -==== Set Serial Communication Parameters ====
1023 1023  
1033 +==== **Set Serial Communication Parameters** ====
1034 +
1024 1024  Set the Rs485 serial communication parameters:
1025 1025  
1026 -* AT Command:
1037 +* **AT Command:**
1027 1027  
1028 1028  Set Baud Rate:
1029 1029  
1030 -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 +)))
1031 1031  
1046 +Set UART Parity
1032 1032  
1033 -Set UART parity
1048 +(% class="box infomessage" %)
1049 +(((
1050 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1051 +)))
1034 1034  
1035 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1036 -
1037 -
1038 1038  Set STOPBIT
1039 1039  
1040 -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 +)))
1041 1041  
1042 1042  
1043 -* Downlink Payload:
1061 +* **Downlink Payload:**
1044 1044  
1045 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1063 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1046 1046  
1047 -Example:
1065 +**Example:**
1048 1048  
1049 1049  * A7 01 00 60   same as AT+BAUDR=9600
1050 1050  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1054,54 +1054,51 @@
1054 1054  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1055 1055  
1056 1056  
1057 -==== Control output power duration ====
1058 1058  
1076 +==== **Control output power duration** ====
1077 +
1059 1059  User can set the output power duration before each sampling.
1060 1060  
1061 -* AT Command:
1080 +* **AT Command:**
1062 1062  
1063 -Example:
1082 +**Example:**
1064 1064  
1065 -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.
1066 1066  
1067 -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.
1068 1068  
1069 1069  
1070 -* LoRaWAN Downlink Command:
1089 +* **LoRaWAN Downlink Command:**
1071 1071  
1072 -07 01 aa bb  Same as AT+5VT=(aa bb)
1091 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
1073 1073  
1074 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1093 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1075 1075  
1076 1076  
1096 +== 3.6 Buttons ==
1077 1077  
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
1078 1078  
1079 -1.
1080 -11. Buttons
1102 +== 3.7 +3V3 Output ==
1081 1081  
1082 -|**Button**|**Feature**
1083 -|**RST**|Reboot RS485-BL
1084 -
1085 -1.
1086 -11. +3V3 Output
1087 -
1088 1088  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1089 1089  
1090 1090  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. 
1091 1091  
1092 -
1093 1093  The +3V3 output time can be controlled by AT Command.
1094 1094  
1095 -**AT+3V3T=1000**
1096 1096  
1097 -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**
1098 1098  
1099 1099  
1114 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1115 +
1100 1100  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1101 1101  
1102 1102  
1103 -1.
1104 -11. +5V Output
1119 +== 3.8 +5V Output ==
1105 1105  
1106 1106  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1107 1107  
... ... @@ -1110,7 +1110,7 @@
1110 1110  
1111 1111  The 5V output time can be controlled by AT Command.
1112 1112  
1113 -**AT+5VT=1000**
1128 +(% style="color:#037691" %)**AT+5VT=1000**
1114 1114  
1115 1115  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1116 1116  
... ... @@ -1119,15 +1119,12 @@
1119 1119  
1120 1120  
1121 1121  
1137 +== 3.9 LEDs ==
1122 1122  
1123 -1.
1124 -11. LEDs
1125 -
1126 1126  |**LEDs**|**Feature**
1127 1127  |**LED1**|Blink when device transmit a packet.
1128 1128  
1129 -1.
1130 -11. Switch Jumper
1142 +== 3.10 Switch Jumper ==
1131 1131  
1132 1132  |**Switch Jumper**|**Feature**
1133 1133  |**SW1**|(((
... ... @@ -1172,7 +1172,7 @@
1172 1172  
1173 1173  
1174 1174  
1175 -1.
1187 +1.
1176 1176  11. Common AT Command Sequence
1177 1177  111. Multi-channel ABP mode (Use with SX1301/LG308)
1178 1178  
... ... @@ -1191,8 +1191,8 @@
1191 1191  
1192 1192  ATZ
1193 1193  
1194 -1.
1195 -11.
1206 +1.
1207 +11.
1196 1196  111. Single-channel ABP mode (Use with LG01/LG02)
1197 1197  
1198 1198  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1267,7 +1267,7 @@
1267 1267  [[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]]
1268 1268  
1269 1269  
1270 -1.
1282 +1.
1271 1271  11. How to change the LoRa Frequency Bands/Region?
1272 1272  
1273 1273  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1274,7 +1274,7 @@
1274 1274  
1275 1275  
1276 1276  
1277 -1.
1289 +1.
1278 1278  11. How many RS485-Slave can RS485-BL connects?
1279 1279  
1280 1280  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]].
... ... @@ -1291,7 +1291,7 @@
1291 1291  
1292 1292  
1293 1293  
1294 -1.
1306 +1.
1295 1295  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1296 1296  
1297 1297  It might about the channels mapping. Please see for detail.
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