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Last modified by Xiaoling on 2025/04/23 15:57
From version 33.5
edited by Xiaoling
on 2022/06/02 10:01
Change comment: There is no comment for this version
To version 32.2
edited by Xiaoling
on 2022/06/02 09:39
Change comment: There is no comment for this version

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... ... @@ -921,6 +921,7 @@
921 921  
922 922  * **AT+MBFUN=0**: Disable Modbus fast reading.
923 923  
924 +
924 924  **Example:**
925 925  
926 926  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
... ... @@ -933,136 +933,118 @@
933 933  [[image:1654133954153-643.png]]
934 934  
935 935  
936 -* **Downlink Commands:**
937 +* Downlink Commands:
937 937  
938 -**A9 aa** ~-~-> Same as AT+MBFUN=aa
939 +A9 aa -à Same as AT+MBFUN=aa
939 939  
940 940  
942 +==== 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:**
949 +* AT Command:
950 950  
951 -(% class="box infomessage" %)
952 -(((
953 -**AT+CMDDLaa=hex(bb cc)**
954 -)))
951 +AT+CMDDLaa=hex(bb cc)
955 955  
956 -**Example:**
953 +Example:
957 957  
958 958  **AT+CMDDL1=1000** to send the open time to 1000ms
959 959  
960 960  
961 -* **Downlink Payload:**
958 +* 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:**
964 + Example:
968 968  
969 - **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
966 + 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
970 970  
971 971  
969 +==== [[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"]]
973 +The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
978 978  
979 -* **AT Command:**
975 +* AT Command:
980 980  
981 -(% class="box infomessage" %)
982 -(((
983 -**AT+DATAUP=0**
984 -)))
977 +AT+DATAUP=0
985 985  
986 -(% class="box infomessage" %)
987 -(((
988 -**AT+DATAUP=1**
989 -)))
979 +AT+DATAUP=1
990 990  
991 991  
992 -* **Downlink Payload:**
982 +* Downlink Payload:
993 993  
994 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
984 +0xAD 00   à Same as AT+DATAUP=0
995 995  
996 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1
986 +0xAD 01   à Same as AT+DATAUP=1
997 997  
998 998  
989 +==== Manually trigger an Uplink ====
999 999  
1000 -==== **Manually trigger an Uplink** ====
1001 -
1002 1002  Ask device to send an uplink immediately.
1003 1003  
1004 -* **Downlink Payload:**
993 +* Downlink Payload:
1005 1005  
1006 -**0x08 FF**, RS485-BL will immediately send an uplink.
995 +0x08 FF, RS485-BL will immediately send an uplink.
1007 1007  
1008 1008  
998 +==== Clear RS485 Command ====
1009 1009  
1010 -==== **Clear RS485 Command** ====
1011 -
1012 1012  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1013 1013  
1014 1014  
1015 -* **AT Command:**
1003 +* AT Command:
1016 1016  
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 +**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1018 1018  
1007 +Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1008 +
1019 1019  Example screen shot after clear all RS485 commands. 
1020 1020  
1021 1021  
1012 +
1022 1022  The uplink screen shot is:
1023 1023  
1024 -[[image:1654134704555-320.png]]
1015 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1025 1025  
1026 1026  
1027 -* **Downlink Payload:**
1018 +* Downlink Payload:
1028 1028  
1029 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
1020 +0x09 aa bb same as AT+CMDEAR=aa,bb
1030 1030  
1031 1031  
1023 +==== Set Serial Communication Parameters ====
1032 1032  
1033 -==== **Set Serial Communication Parameters** ====
1034 -
1035 1035  Set the Rs485 serial communication parameters:
1036 1036  
1037 -* **AT Command:**
1027 +* AT Command:
1038 1038  
1039 1039  Set Baud Rate:
1040 1040  
1041 -(% class="box infomessage" %)
1042 -(((
1043 -**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1044 -)))
1031 +AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1045 1045  
1046 -Set UART Parity
1047 1047  
1048 -(% class="box infomessage" %)
1049 -(((
1050 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1051 -)))
1034 +Set UART parity
1052 1052  
1036 +AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1037 +
1038 +
1053 1053  Set STOPBIT
1054 1054  
1055 -(% class="box infomessage" %)
1056 -(((
1057 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1058 -)))
1041 +AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1059 1059  
1060 1060  
1061 -* **Downlink Payload:**
1044 +* Downlink Payload:
1062 1062  
1063 -**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1046 +A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1064 1064  
1065 -**Example:**
1048 +Example:
1066 1066  
1067 1067  * A7 01 00 60   same as AT+BAUDR=9600
1068 1068  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1072,52 +1072,54 @@
1072 1072  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1073 1073  
1074 1074  
1058 +==== Control output power duration ====
1075 1075  
1076 -==== **Control output power duration** ====
1077 -
1078 1078  User can set the output power duration before each sampling.
1079 1079  
1080 -* **AT Command:**
1062 +* AT Command:
1081 1081  
1082 -**Example:**
1064 +Example:
1083 1083  
1084 -**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1066 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1085 1085  
1086 -**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1068 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1087 1087  
1088 1088  
1089 -* **LoRaWAN Downlink Command:**
1071 +* LoRaWAN Downlink Command:
1090 1090  
1091 -**07 01 aa bb**  Same as AT+5VT=(aa bb)
1073 +07 01 aa bb  Same as AT+5VT=(aa bb)
1092 1092  
1093 -**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1075 +07 02 aa bb  Same as AT+3V3T=(aa bb)
1094 1094  
1095 1095  
1096 -== 3.6 Buttons ==
1097 1097  
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
1101 1101  
1080 +1.
1081 +11. Buttons
1102 1102  
1103 -== 3.7 +3V3 Output ==
1083 +|**Button**|**Feature**
1084 +|**RST**|Reboot RS485-BL
1104 1104  
1086 +1.
1087 +11. +3V3 Output
1088 +
1105 1105  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1106 1106  
1107 1107  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. 
1108 1108  
1093 +
1109 1109  The +3V3 output time can be controlled by AT Command.
1110 1110  
1096 +**AT+3V3T=1000**
1111 1111  
1112 -(% style="color:#037691" %)**AT+3V3T=1000**
1113 -
1114 -
1115 1115  Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1116 1116  
1100 +
1117 1117  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1118 1118  
1119 1119  
1120 -== 3.8 +5V Output ==
1104 +1.
1105 +11. +5V Output
1121 1121  
1122 1122  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1123 1123  
... ... @@ -1126,7 +1126,7 @@
1126 1126  
1127 1127  The 5V output time can be controlled by AT Command.
1128 1128  
1129 -(% style="color:#037691" %)**AT+5VT=1000**
1114 +**AT+5VT=1000**
1130 1130  
1131 1131  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1132 1132  
... ... @@ -1135,12 +1135,15 @@
1135 1135  
1136 1136  
1137 1137  
1138 -== 3.9 LEDs ==
1139 1139  
1124 +1.
1125 +11. LEDs
1126 +
1140 1140  |**LEDs**|**Feature**
1141 1141  |**LED1**|Blink when device transmit a packet.
1142 1142  
1143 -== 3.10 Switch Jumper ==
1130 +1.
1131 +11. Switch Jumper
1144 1144  
1145 1145  |**Switch Jumper**|**Feature**
1146 1146  |**SW1**|(((
... ... @@ -1185,7 +1185,7 @@
1185 1185  
1186 1186  
1187 1187  
1188 -1.
1176 +1.
1189 1189  11. Common AT Command Sequence
1190 1190  111. Multi-channel ABP mode (Use with SX1301/LG308)
1191 1191  
... ... @@ -1204,8 +1204,8 @@
1204 1204  
1205 1205  ATZ
1206 1206  
1207 -1.
1208 -11.
1195 +1.
1196 +11.
1209 1209  111. Single-channel ABP mode (Use with LG01/LG02)
1210 1210  
1211 1211  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1280,7 +1280,7 @@
1280 1280  [[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]]
1281 1281  
1282 1282  
1283 -1.
1271 +1.
1284 1284  11. How to change the LoRa Frequency Bands/Region?
1285 1285  
1286 1286  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1287,7 +1287,7 @@
1287 1287  
1288 1288  
1289 1289  
1290 -1.
1278 +1.
1291 1291  11. How many RS485-Slave can RS485-BL connects?
1292 1292  
1293 1293  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]].
... ... @@ -1304,7 +1304,7 @@
1304 1304  
1305 1305  
1306 1306  
1307 -1.
1295 +1.
1308 1308  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1309 1309  
1310 1310  It might about the channels mapping. Please see for detail.
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