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Last modified by Xiaoling on 2025/04/23 15:57
From version 32.1
edited by Xiaoling
on 2022/06/02 09:39
Change comment: Uploaded new attachment "1654133954153-643.png", version {1}
To version 32.10
edited by Xiaoling
on 2022/06/02 09:47
Change comment: There is no comment for this version

Summary

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... ... @@ -915,13 +915,12 @@
915 915  
916 916  **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 -
925 925  **Example:**
926 926  
927 927  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
... ... @@ -931,72 +931,85 @@
931 931  [[image:1654133913295-597.png]]
932 932  
933 933  
934 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
933 +[[image:1654133954153-643.png]]
935 935  
936 936  
937 -* Downlink Commands:
936 +* **Downlink Commands:**
938 938  
939 -A9 aa -à Same as AT+MBFUN=aa
938 +**A9 aa** ~-~-> Same as AT+MBFUN=aa
940 940  
941 941  
942 -==== RS485 command timeout ====
943 943  
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:
949 +* **AT Command:**
950 950  
951 -AT+CMDDLaa=hex(bb cc)
951 +(% class="box infomessage" %)
952 +(((
953 +**AT+CMDDLaa=hex(bb cc)**
954 +)))
952 952  
953 -Example:
956 +**Example:**
954 954  
955 955  **AT+CMDDL1=1000** to send the open time to 1000ms
956 956  
957 957  
958 -* Downlink Payload:
961 +* **Downlink Payload:**
959 959  
960 960  0x AA aa bb cc
961 961  
962 962  Same as: AT+CMDDLaa=hex(bb cc)
963 963  
964 - Example:
967 + **Example:**
965 965  
966 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
969 + **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
967 967  
968 968  
969 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
970 970  
973 +==== **Uplink payload mode** ====
974 +
971 971  Define to use one uplink or multiple uplinks for the sampling.
972 972  
973 -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"]]
974 974  
975 -* AT Command:
979 +* **AT Command:**
976 976  
977 -AT+DATAUP=0
981 +(% class="box infomessage" %)
982 +(((
983 +**AT+DATAUP=0**
984 +)))
978 978  
979 -AT+DATAUP=1
986 +(% class="box infomessage" %)
987 +(((
988 +**AT+DATAUP=1**
989 +)))
980 980  
981 981  
982 -* Downlink Payload:
992 +* **Downlink Payload:**
983 983  
984 -0xAD 00   à Same as AT+DATAUP=0
994 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
985 985  
986 -0xAD 01   à Same as AT+DATAUP=1
996 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
987 987  
988 988  
989 -==== Manually trigger an Uplink ====
990 990  
1000 +==== **Manually trigger an Uplink** ====
1001 +
991 991  Ask device to send an uplink immediately.
992 992  
993 -* Downlink Payload:
1004 +* **Downlink Payload:**
994 994  
995 -0x08 FF, RS485-BL will immediately send an uplink.
1006 +**0x08 FF**, RS485-BL will immediately send an uplink.
996 996  
997 997  
998 -==== Clear RS485 Command ====
999 999  
1010 +==== **Clear RS485 Command** ====
1011 +
1000 1000  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1001 1001  
1002 1002  
... ... @@ -1077,13 +1077,13 @@
1077 1077  
1078 1078  
1079 1079  
1080 -1.
1092 +1.
1081 1081  11. Buttons
1082 1082  
1083 1083  |**Button**|**Feature**
1084 1084  |**RST**|Reboot RS485-BL
1085 1085  
1086 -1.
1098 +1.
1087 1087  11. +3V3 Output
1088 1088  
1089 1089  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -1101,7 +1101,7 @@
1101 1101  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1102 1102  
1103 1103  
1104 -1.
1116 +1.
1105 1105  11. +5V Output
1106 1106  
1107 1107  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
... ... @@ -1121,13 +1121,13 @@
1121 1121  
1122 1122  
1123 1123  
1124 -1.
1136 +1.
1125 1125  11. LEDs
1126 1126  
1127 1127  |**LEDs**|**Feature**
1128 1128  |**LED1**|Blink when device transmit a packet.
1129 1129  
1130 -1.
1142 +1.
1131 1131  11. Switch Jumper
1132 1132  
1133 1133  |**Switch Jumper**|**Feature**
... ... @@ -1173,7 +1173,7 @@
1173 1173  
1174 1174  
1175 1175  
1176 -1.
1188 +1.
1177 1177  11. Common AT Command Sequence
1178 1178  111. Multi-channel ABP mode (Use with SX1301/LG308)
1179 1179  
... ... @@ -1192,8 +1192,8 @@
1192 1192  
1193 1193  ATZ
1194 1194  
1195 -1.
1196 -11.
1207 +1.
1208 +11.
1197 1197  111. Single-channel ABP mode (Use with LG01/LG02)
1198 1198  
1199 1199  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1268,7 +1268,7 @@
1268 1268  [[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]]
1269 1269  
1270 1270  
1271 -1.
1283 +1.
1272 1272  11. How to change the LoRa Frequency Bands/Region?
1273 1273  
1274 1274  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1275,7 +1275,7 @@
1275 1275  
1276 1276  
1277 1277  
1278 -1.
1290 +1.
1279 1279  11. How many RS485-Slave can RS485-BL connects?
1280 1280  
1281 1281  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]].
... ... @@ -1292,7 +1292,7 @@
1292 1292  
1293 1293  
1294 1294  
1295 -1.
1307 +1.
1296 1296  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1297 1297  
1298 1298  It might about the channels mapping. Please see for detail.