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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 32.8
edited by Xiaoling
on 2022/06/02 09:44
Change comment: There is no comment for this version

Summary

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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  
... ... @@ -913,76 +913,87 @@
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  
988 988  ==== Manually trigger an Uplink ====
... ... @@ -1076,13 +1076,13 @@
1076 1076  
1077 1077  
1078 1078  
1079 -1.
1090 +1.
1080 1080  11. Buttons
1081 1081  
1082 1082  |**Button**|**Feature**
1083 1083  |**RST**|Reboot RS485-BL
1084 1084  
1085 -1.
1096 +1.
1086 1086  11. +3V3 Output
1087 1087  
1088 1088  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -1100,7 +1100,7 @@
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.
1114 +1.
1104 1104  11. +5V Output
1105 1105  
1106 1106  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
... ... @@ -1120,13 +1120,13 @@
1120 1120  
1121 1121  
1122 1122  
1123 -1.
1134 +1.
1124 1124  11. LEDs
1125 1125  
1126 1126  |**LEDs**|**Feature**
1127 1127  |**LED1**|Blink when device transmit a packet.
1128 1128  
1129 -1.
1140 +1.
1130 1130  11. Switch Jumper
1131 1131  
1132 1132  |**Switch Jumper**|**Feature**
... ... @@ -1172,7 +1172,7 @@
1172 1172  
1173 1173  
1174 1174  
1175 -1.
1186 +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.
1205 +1.
1206 +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
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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.
1281 +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.
1288 +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]].
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1291 1291  
1292 1292  
1293 1293  
1294 -1.
1305 +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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