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Last modified by Xiaoling on 2025/04/23 15:57
From version 41.11
edited by Xiaoling
on 2022/06/06 10:58
Change comment: There is no comment for this version
To version 41.34
edited by Xiaoling
on 2022/06/06 11:19
Change comment: There is no comment for this version

Summary

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... ... @@ -510,6 +510,10 @@
510 510  )))
511 511  
512 512  (((
513 +
514 +)))
515 +
516 +(((
513 513  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
514 514  )))
515 515  
... ... @@ -868,7 +868,7 @@
868 868  )))
869 869  
870 870  (((
871 -**}**
875 +{{{}}}}
872 872  
873 873  
874 874  )))
... ... @@ -882,13 +882,21 @@
882 882  
883 883  == 3.5 Configure RS485-BL via AT or Downlink ==
884 884  
889 +(((
885 885  User can configure RS485-BL via AT Commands or LoRaWAN Downlink Commands
891 +)))
886 886  
893 +(((
887 887  There are two kinds of Commands:
895 +)))
888 888  
889 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
897 +* (((
898 +(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
899 +)))
890 890  
891 -* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
901 +* (((
902 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
903 +)))
892 892  
893 893  
894 894  
... ... @@ -927,51 +927,101 @@
927 927  
928 928  ==== **RS485 Debug Command (AT+CFGDEV)** ====
929 929  
942 +(((
930 930  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
944 +)))
931 931  
932 -* **AT Command**
946 +* (((
947 +**AT Command**
948 +)))
933 933  
934 934  (% class="box infomessage" %)
935 935  (((
952 +(((
936 936  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
937 937  )))
955 +)))
938 938  
957 +(((
939 939  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
959 +)))
940 940  
961 +(((
962 +
963 +)))
941 941  
942 -* **Downlink Payload**
965 +* (((
966 +**Downlink Payload**
967 +)))
943 943  
969 +(((
944 944  Format: A8 MM NN XX XX XX XX YY
971 +)))
945 945  
973 +(((
946 946  Where:
975 +)))
947 947  
948 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
949 -* NN: The length of RS485 command
950 -* XX XX XX XX: RS485 command total NN bytes
951 -* 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
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 +)))
952 952  
990 +(((
953 953  **Example 1:**
992 +)))
954 954  
994 +(((
955 955  To connect a Modbus Alarm with below commands.
996 +)))
956 956  
957 -* 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.
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 +)))
958 958  
959 -* 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.
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 +)))
960 960  
1006 +(((
961 961  So if user want to use downlink command to control to RS485 Alarm, he can use:
1008 +)))
962 962  
1010 +(((
963 963  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
1012 +)))
964 964  
1014 +(((
965 965  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
1016 +)))
966 966  
1018 +(((
967 967  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 +)))
968 968  
1022 +(((
1023 +
1024 +)))
969 969  
1026 +(((
970 970  **Example 2:**
1028 +)))
971 971  
1030 +(((
972 972  Check TTL Sensor return:
1032 +)))
973 973  
1034 +(((
974 974  [[image:1654132684752-193.png]]
1036 +)))
975 975  
976 976  
977 977  
... ... @@ -1000,62 +1000,121 @@
1000 1000  
1001 1001  ==== **Set RS485 Sampling Commands** ====
1002 1002  
1065 +(((
1003 1003  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
1067 +)))
1004 1004  
1069 +(((
1005 1005  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 +)))
1006 1006  
1073 +(((
1074 +
1075 +)))
1007 1007  
1008 -* **AT Command:**
1077 +* (((
1078 +**AT Command:**
1079 +)))
1009 1009  
1010 1010  (% class="box infomessage" %)
1011 1011  (((
1083 +(((
1012 1012  **AT+COMMANDx: Configure RS485 read command to sensor.**
1013 1013  )))
1086 +)))
1014 1014  
1015 1015  (% class="box infomessage" %)
1016 1016  (((
1090 +(((
1017 1017  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
1018 1018  )))
1093 +)))
1019 1019  
1020 1020  (% class="box infomessage" %)
1021 1021  (((
1097 +(((
1022 1022  **AT+SEARCHx: Configure search command**
1023 1023  )))
1100 +)))
1024 1024  
1102 +(((
1103 +
1104 +)))
1025 1025  
1026 -* **Downlink Payload:**
1106 +* (((
1107 +**Downlink Payload:**
1108 +)))
1027 1027  
1110 +(((
1028 1028  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
1112 +)))
1029 1029  
1114 +(((
1030 1030  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
1116 +)))
1031 1031  
1118 +(((
1032 1032  Format: AF MM NN LL XX XX XX XX YY
1120 +)))
1033 1033  
1122 +(((
1034 1034  Where:
1124 +)))
1035 1035  
1036 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
1037 -* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
1038 -* LL:  The length of AT+COMMAND or AT+DATACUT command
1039 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
1040 -* 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.
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 +)))
1041 1041  
1142 +(((
1042 1042  **Example:**
1144 +)))
1043 1043  
1146 +(((
1044 1044  (% 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 +)))
1045 1045  
1150 +(((
1046 1046  (% 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 +)))
1047 1047  
1154 +(((
1048 1048  (% 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 +)))
1049 1049  
1158 +(((
1159 +
1160 +)))
1050 1050  
1162 +(((
1051 1051  **0xAB** downlink command can be used for set AT+SEARCHx
1164 +)))
1052 1052  
1166 +(((
1053 1053  **Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
1168 +)))
1054 1054  
1055 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
1056 -* 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
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 +)))
1057 1057  
1177 +(((
1058 1058  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
1179 +)))
1059 1059  
1060 1060  
1061 1061  
... ... @@ -1172,7 +1172,9 @@
1172 1172  
1173 1173  * **AT Command:**
1174 1174  
1296 +(((
1175 1175  (% 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
1298 +)))
1176 1176  
1177 1177  Example screen shot after clear all RS485 commands. 
1178 1178  
... ... @@ -1188,6 +1188,7 @@
1188 1188  
1189 1189  
1190 1190  
1314 +
1191 1191  ==== **Set Serial Communication Parameters** ====
1192 1192  
1193 1193  Set the Rs485 serial communication parameters:
... ... @@ -1231,6 +1231,7 @@
1231 1231  
1232 1232  
1233 1233  
1358 +
1234 1234  ==== **Control output power duration** ====
1235 1235  
1236 1236  User can set the output power duration before each sampling.
... ... @@ -1254,44 +1254,83 @@
1254 1254  
1255 1255  == 3.6 Buttons ==
1256 1256  
1257 -(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1382 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:233px" %)
1258 1258  |=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1259 1259  |(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1260 1260  
1386 +
1387 +
1261 1261  == 3.7 +3V3 Output ==
1262 1262  
1390 +(((
1263 1263  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1392 +)))
1264 1264  
1394 +(((
1265 1265  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. 
1396 +)))
1266 1266  
1398 +(((
1267 1267  The +3V3 output time can be controlled by AT Command.
1400 +)))
1268 1268  
1402 +(((
1403 +
1404 +)))
1269 1269  
1406 +(((
1270 1270  (% style="color:#037691" %)**AT+3V3T=1000**
1408 +)))
1271 1271  
1410 +(((
1411 +
1412 +)))
1272 1272  
1414 +(((
1273 1273  Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1416 +)))
1274 1274  
1418 +(((
1275 1275  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1420 +)))
1276 1276  
1277 1277  
1278 1278  == 3.8 +5V Output ==
1279 1279  
1425 +(((
1280 1280  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1427 +)))
1281 1281  
1429 +(((
1282 1282  The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
1431 +)))
1283 1283  
1433 +(((
1284 1284  The 5V output time can be controlled by AT Command.
1435 +)))
1285 1285  
1437 +(((
1438 +
1439 +)))
1286 1286  
1441 +(((
1287 1287  (% style="color:#037691" %)**AT+5VT=1000**
1443 +)))
1288 1288  
1445 +(((
1446 +
1447 +)))
1289 1289  
1449 +(((
1290 1290  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1451 +)))
1291 1291  
1453 +(((
1292 1292  By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
1455 +)))
1293 1293  
1294 1294  
1458 +
1295 1295  == 3.9 LEDs ==
1296 1296  
1297 1297  (% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
... ... @@ -1298,6 +1298,8 @@
1298 1298  |=**LEDs**|=(% style="width: 274px;" %)**Feature**
1299 1299  |**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1300 1300  
1465 +
1466 +
1301 1301  == 3.10 Switch Jumper ==
1302 1302  
1303 1303  (% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
... ... @@ -1313,9 +1313,13 @@
1313 1313  3.3v position: set to compatible with 3.3v I/O.,
1314 1314  )))
1315 1315  
1482 +(((
1316 1316  **+3.3V**: is always ON
1484 +)))
1317 1317  
1486 +(((
1318 1318  **+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1488 +)))
1319 1319  
1320 1320  
1321 1321  = 4. Case Study =
... ... @@ -1327,17 +1327,23 @@
1327 1327  
1328 1328  == 5.1 Access AT Command ==
1329 1329  
1500 +(((
1330 1330  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.
1502 +)))
1331 1331  
1332 1332  [[image:1654135840598-282.png]]
1333 1333  
1334 1334  
1507 +(((
1335 1335  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:
1509 +)))
1336 1336  
1337 1337  [[image:1654136105500-922.png]]
1338 1338  
1339 1339  
1514 +(((
1340 1340  More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1516 +)))
1341 1341  
1342 1342  
1343 1343  == 5.2 Common AT Command Sequence ==
... ... @@ -1362,7 +1362,9 @@
1362 1362  )))
1363 1363  
1364 1364  
1541 +(((
1365 1365  If device already joined network:
1543 +)))
1366 1366  
1367 1367  (% class="box infomessage" %)
1368 1368  (((
... ... @@ -1401,10 +1401,12 @@
1401 1401  
1402 1402  (% style="color:red" %)**Note:**
1403 1403  
1582 +(((
1404 1404  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1405 1405  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1406 1406  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.
1407 1407  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
1587 +)))
1408 1408  
1409 1409  [[image:1654136435598-589.png]]
1410 1410  
... ... @@ -1413,13 +1413,23 @@
1413 1413  
1414 1414  == 6.1 How to upgrade the image? ==
1415 1415  
1596 +(((
1416 1416  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1598 +)))
1417 1417  
1418 -* Support new features
1419 -* For bug fix
1420 -* Change LoRaWAN bands.
1600 +* (((
1601 +Support new features
1602 +)))
1603 +* (((
1604 +For bug fix
1605 +)))
1606 +* (((
1607 +Change LoRaWAN bands.
1608 +)))
1421 1421  
1610 +(((
1422 1422  Below shows the hardware connection for how to upload an image to RS485-BL:
1612 +)))
1423 1423  
1424 1424  [[image:1654136646995-976.png]]
1425 1425  
... ... @@ -1485,6 +1485,8 @@
1485 1485  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1486 1486  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1487 1487  
1678 +
1679 +
1488 1488  = 9. Packing Info =
1489 1489  
1490 1490  (((