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Last modified by Xiaoling on 2025/04/23 15:57
From version 32.8
edited by Xiaoling
on 2022/06/02 09:44
Change comment: There is no comment for this version
To version 30.8
edited by Xiaoling
on 2022/06/02 09:37
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  
... ... @@ -913,87 +913,76 @@
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:1654133913295-597.png]]
930 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
931 931  
932 932  
933 -[[image:1654133954153-643.png]]
933 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
934 934  
935 935  
936 -* **Downlink Commands:**
936 +* Downlink Commands:
937 937  
938 -**A9 aa** ~-~-> Same as AT+MBFUN=aa
938 +A9 aa -à Same as AT+MBFUN=aa
939 939  
940 940  
941 +==== RS485 command timeout ====
941 941  
942 -==== **RS485 command timeout** ====
943 -
944 944  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.
945 945  
946 946  Default value: 0, range:  0 ~~ 5 seconds
947 947  
948 948  
949 -* **AT Command:**
948 +* AT Command:
950 950  
951 -(% class="box infomessage" %)
952 -(((
953 -**AT+CMDDLaa=hex(bb cc)**
954 -)))
950 +AT+CMDDLaa=hex(bb cc)
955 955  
956 -**Example:**
952 +Example:
957 957  
958 958  **AT+CMDDL1=1000** to send the open time to 1000ms
959 959  
960 960  
961 -* **Downlink Payload:**
957 +* Downlink Payload:
962 962  
963 963  0x AA aa bb cc
964 964  
965 965  Same as: AT+CMDDLaa=hex(bb cc)
966 966  
967 - **Example:**
963 + Example:
968 968  
969 - **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
965 + 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
970 970  
971 971  
968 +==== [[Uplink>>path:#downlink_A8]] payload mode ====
972 972  
973 -==== **Uplink payload mode** ====
974 -
975 975  Define to use one uplink or multiple uplinks for the sampling.
976 976  
977 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
972 +The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
978 978  
979 -* **AT Command:**
974 +* AT Command:
980 980  
981 -(% class="box infomessage" %)
982 -(((
983 -**AT+DATAUP=0**
984 -)))
976 +AT+DATAUP=0
985 985  
986 -(% class="box infomessage" %)
987 -(((
988 -**AT+DATAUP=1**
989 -)))
978 +AT+DATAUP=1
990 990  
991 991  
992 -* **Downlink Payload:**
981 +* Downlink Payload:
993 993  
994 -0xAD 00  **~-~->** Same as AT+DATAUP=0
983 +0xAD 00   à Same as AT+DATAUP=0
995 995  
996 -0xAD 01  **~-~->** Same as AT+DATAUP=1
985 +0xAD 01   à Same as AT+DATAUP=1
997 997  
998 998  
999 999  ==== Manually trigger an Uplink ====
... ... @@ -1087,13 +1087,13 @@
1087 1087  
1088 1088  
1089 1089  
1090 -1.
1079 +1.
1091 1091  11. Buttons
1092 1092  
1093 1093  |**Button**|**Feature**
1094 1094  |**RST**|Reboot RS485-BL
1095 1095  
1096 -1.
1085 +1.
1097 1097  11. +3V3 Output
1098 1098  
1099 1099  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -1111,7 +1111,7 @@
1111 1111  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1112 1112  
1113 1113  
1114 -1.
1103 +1.
1115 1115  11. +5V Output
1116 1116  
1117 1117  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
... ... @@ -1131,13 +1131,13 @@
1131 1131  
1132 1132  
1133 1133  
1134 -1.
1123 +1.
1135 1135  11. LEDs
1136 1136  
1137 1137  |**LEDs**|**Feature**
1138 1138  |**LED1**|Blink when device transmit a packet.
1139 1139  
1140 -1.
1129 +1.
1141 1141  11. Switch Jumper
1142 1142  
1143 1143  |**Switch Jumper**|**Feature**
... ... @@ -1183,7 +1183,7 @@
1183 1183  
1184 1184  
1185 1185  
1186 -1.
1175 +1.
1187 1187  11. Common AT Command Sequence
1188 1188  111. Multi-channel ABP mode (Use with SX1301/LG308)
1189 1189  
... ... @@ -1202,8 +1202,8 @@
1202 1202  
1203 1203  ATZ
1204 1204  
1205 -1.
1206 -11.
1194 +1.
1195 +11.
1207 1207  111. Single-channel ABP mode (Use with LG01/LG02)
1208 1208  
1209 1209  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
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1278 1278  [[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]]
1279 1279  
1280 1280  
1281 -1.
1270 +1.
1282 1282  11. How to change the LoRa Frequency Bands/Region?
1283 1283  
1284 1284  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1285,7 +1285,7 @@
1285 1285  
1286 1286  
1287 1287  
1288 -1.
1277 +1.
1289 1289  11. How many RS485-Slave can RS485-BL connects?
1290 1290  
1291 1291  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]].
... ... @@ -1302,7 +1302,7 @@
1302 1302  
1303 1303  
1304 1304  
1305 -1.
1294 +1.
1306 1306  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1307 1307  
1308 1308  It might about the channels mapping. Please see for detail.
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