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Last modified by Xiaoling on 2025/04/23 15:57
From version 41.36
edited by Xiaoling
on 2022/06/06 11:20
Change comment: There is no comment for this version
To version 41.23
edited by Xiaoling
on 2022/06/06 11:10
Change comment: There is no comment for this version

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... ... @@ -872,7 +872,7 @@
872 872  )))
873 873  
874 874  (((
875 -{{{}}}}
875 +**}**
876 876  
877 877  
878 878  )))
... ... @@ -939,101 +939,53 @@
939 939  
940 940  ==== **RS485 Debug Command (AT+CFGDEV)** ====
941 941  
942 -(((
943 943  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
944 -)))
945 945  
946 -* (((
947 -**AT Command**
948 -)))
944 +* **AT Command**
949 949  
950 950  (% class="box infomessage" %)
951 951  (((
952 -(((
953 953  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
954 954  )))
955 -)))
956 956  
957 -(((
958 958  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
959 -)))
960 960  
961 -(((
962 -
963 -)))
964 964  
965 -* (((
966 -**Downlink Payload**
967 -)))
954 +* **Downlink Payload**
968 968  
969 -(((
970 970  Format: A8 MM NN XX XX XX XX YY
971 -)))
972 972  
973 -(((
974 974  Where:
975 -)))
976 976  
977 -* (((
978 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
979 -)))
980 -* (((
981 -NN: The length of RS485 command
982 -)))
983 -* (((
984 -XX XX XX XX: RS485 command total NN bytes
985 -)))
986 -* (((
987 -YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
988 -)))
960 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC
961 +* NN: The length of RS485 command
962 +* XX XX XX XX: RS485 command total NN bytes
963 +* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
989 989  
990 -(((
991 991  **Example 1:**
992 -)))
993 993  
994 -(((
995 995  To connect a Modbus Alarm with below commands.
996 -)))
997 997  
998 -* (((
999 -The command to active alarm is: 0A 05 00 04 00 01 **4C B0**. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
1000 -)))
969 +* The command to active alarm is: 0A 05 00 04 00 01 **4C B0**. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
1001 1001  
1002 -* (((
1003 -The command to deactivate alarm is: 0A 05 00 04 00 00 **8D 70**. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
1004 -)))
971 +* The command to deactivate alarm is: 0A 05 00 04 00 00 **8D 70**. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
1005 1005  
1006 -(((
1007 1007  So if user want to use downlink command to control to RS485 Alarm, he can use:
1008 -)))
1009 1009  
1010 -(((
1011 1011  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
1012 -)))
1013 1013  
1014 -(((
1015 1015  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
1016 -)))
1017 1017  
1018 1018  (((
1019 1019  A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
1020 1020  )))
1021 1021  
1022 -(((
1023 -
1024 -)))
1025 1025  
1026 -(((
1027 1027  **Example 2:**
1028 -)))
1029 1029  
1030 -(((
1031 1031  Check TTL Sensor return:
1032 -)))
1033 1033  
1034 -(((
1035 1035  [[image:1654132684752-193.png]]
1036 -)))
1037 1037  
1038 1038  
1039 1039  
... ... @@ -1062,121 +1062,62 @@
1062 1062  
1063 1063  ==== **Set RS485 Sampling Commands** ====
1064 1064  
1065 -(((
1066 1066  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
1067 -)))
1068 1068  
1069 -(((
1070 1070  These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1071 -)))
1072 1072  
1073 -(((
1074 -
1075 -)))
1076 1076  
1077 -* (((
1078 -**AT Command:**
1079 -)))
1022 +* **AT Command:**
1080 1080  
1081 1081  (% class="box infomessage" %)
1082 1082  (((
1083 -(((
1084 1084  **AT+COMMANDx: Configure RS485 read command to sensor.**
1085 1085  )))
1086 -)))
1087 1087  
1088 1088  (% class="box infomessage" %)
1089 1089  (((
1090 -(((
1091 1091  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
1092 1092  )))
1093 -)))
1094 1094  
1095 1095  (% class="box infomessage" %)
1096 1096  (((
1097 -(((
1098 1098  **AT+SEARCHx: Configure search command**
1099 1099  )))
1100 -)))
1101 1101  
1102 -(((
1103 -
1104 -)))
1105 1105  
1106 -* (((
1107 -**Downlink Payload:**
1108 -)))
1040 +* **Downlink Payload:**
1109 1109  
1110 -(((
1111 1111  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
1112 -)))
1113 1113  
1114 -(((
1115 1115  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
1116 -)))
1117 1117  
1118 -(((
1119 1119  Format: AF MM NN LL XX XX XX XX YY
1120 -)))
1121 1121  
1122 -(((
1123 1123  Where:
1124 -)))
1125 1125  
1126 -* (((
1127 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
1128 -)))
1129 -* (((
1130 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
1131 -)))
1132 -* (((
1133 -LL:  The length of AT+COMMAND or AT+DATACUT command
1134 -)))
1135 -* (((
1136 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
1137 -)))
1138 -* (((
1139 -YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
1140 -)))
1050 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
1051 +* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
1052 +* LL:  The length of AT+COMMAND or AT+DATACUT command
1053 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command
1054 +* YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
1141 1141  
1142 -(((
1143 1143  **Example:**
1144 -)))
1145 1145  
1146 -(((
1147 1147  (% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1
1148 -)))
1149 1149  
1150 -(((
1151 1151  (% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10**
1152 -)))
1153 1153  
1154 -(((
1155 1155  (% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
1156 -)))
1157 1157  
1158 -(((
1159 -
1160 -)))
1161 1161  
1162 -(((
1163 1163  **0xAB** downlink command can be used for set AT+SEARCHx
1164 -)))
1165 1165  
1166 -(((
1167 1167  **Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
1168 -)))
1169 1169  
1170 -* (((
1171 -AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
1172 -)))
1173 -* (((
1174 -AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
1175 -)))
1069 +* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
1070 +* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
1176 1176  
1177 -(((
1178 1178  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
1179 -)))
1180 1180  
1181 1181  
1182 1182  
... ... @@ -1183,47 +1183,24 @@
1183 1183  
1184 1184  ==== **Fast command to handle MODBUS device** ====
1185 1185  
1186 -(((
1187 1187  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]].
1188 -)))
1189 1189  
1190 -(((
1191 1191  This command is valid since v1.3 firmware version
1192 -)))
1193 1193  
1194 -(((
1195 -
1196 -)))
1197 1197  
1198 -(((
1199 1199  **AT+MBFUN has only two value:**
1200 -)))
1201 1201  
1202 -* (((
1203 -**AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1204 -)))
1086 +* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1205 1205  
1206 -(((
1207 1207  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.
1208 -)))
1209 1209  
1210 -* (((
1211 -**AT+MBFUN=0**: Disable Modbus fast reading.
1212 -)))
1090 +* **AT+MBFUN=0**: Disable Modbus fast reading.
1213 1213  
1214 -(((
1215 1215  **Example:**
1216 -)))
1217 1217  
1218 -* (((
1219 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
1220 -)))
1221 -* (((
1222 -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.
1223 -)))
1224 -* (((
1225 -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.
1226 -)))
1094 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
1095 +* 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.
1096 +* 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.
1227 1227  
1228 1228  [[image:1654133913295-597.png]]
1229 1229  
... ... @@ -1231,13 +1231,9 @@
1231 1231  [[image:1654133954153-643.png]]
1232 1232  
1233 1233  
1234 -* (((
1235 -**Downlink Commands:**
1236 -)))
1104 +* **Downlink Commands:**
1237 1237  
1238 -(((
1239 1239  **A9 aa** ~-~-> Same as AT+MBFUN=aa
1240 -)))
1241 1241  
1242 1242  
1243 1243  
... ... @@ -1506,13 +1506,9 @@
1506 1506  3.3v position: set to compatible with 3.3v I/O.,
1507 1507  )))
1508 1508  
1509 -(((
1510 1510  **+3.3V**: is always ON
1511 -)))
1512 1512  
1513 -(((
1514 1514  **+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1515 -)))
1516 1516  
1517 1517  
1518 1518  = 4. Case Study =
... ... @@ -1524,23 +1524,17 @@
1524 1524  
1525 1525  == 5.1 Access AT Command ==
1526 1526  
1527 -(((
1528 1528  RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
1529 -)))
1530 1530  
1531 1531  [[image:1654135840598-282.png]]
1532 1532  
1533 1533  
1534 -(((
1535 1535  In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1536 -)))
1537 1537  
1538 1538  [[image:1654136105500-922.png]]
1539 1539  
1540 1540  
1541 -(((
1542 1542  More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1543 -)))
1544 1544  
1545 1545  
1546 1546  == 5.2 Common AT Command Sequence ==
... ... @@ -1565,9 +1565,7 @@
1565 1565  )))
1566 1566  
1567 1567  
1568 -(((
1569 1569  If device already joined network:
1570 -)))
1571 1571  
1572 1572  (% class="box infomessage" %)
1573 1573  (((
... ... @@ -1606,12 +1606,10 @@
1606 1606  
1607 1607  (% style="color:red" %)**Note:**
1608 1608  
1609 -(((
1610 1610  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1611 1611  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1612 1612  3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1613 1613  4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1614 -)))
1615 1615  
1616 1616  [[image:1654136435598-589.png]]
1617 1617  
... ... @@ -1620,23 +1620,13 @@
1620 1620  
1621 1621  == 6.1 How to upgrade the image? ==
1622 1622  
1623 -(((
1624 1624  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1625 -)))
1626 1626  
1627 -* (((
1628 -Support new features
1629 -)))
1630 -* (((
1631 -For bug fix
1632 -)))
1633 -* (((
1634 -Change LoRaWAN bands.
1635 -)))
1477 +* Support new features
1478 +* For bug fix
1479 +* Change LoRaWAN bands.
1636 1636  
1637 -(((
1638 1638  Below shows the hardware connection for how to upload an image to RS485-BL:
1639 -)))
1640 1640  
1641 1641  [[image:1654136646995-976.png]]
1642 1642  
... ... @@ -1702,8 +1702,6 @@
1702 1702  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1703 1703  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1704 1704  
1705 -
1706 -
1707 1707  = 9. Packing Info =
1708 1708  
1709 1709  (((