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Last modified by Xiaoling on 2025/04/23 15:57
From version 44.4
edited by Xiaoling
on 2022/06/14 09:44
Change comment: There is no comment for this version
To version 41.18
edited by Xiaoling
on 2022/06/06 11:05
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -1,9 +1,13 @@
1 1  (% style="text-align:center" %)
2 -[[image:1652947681187-144.png||height="404" width="404"]]
2 +[[image:1652947681187-144.png||height="385" width="385"]]
3 3  
4 4  
5 5  
6 6  
7 +**RS485-BL – Waterproof RS485 to LoRaWAN Converter User Manual**
8 +
9 +
10 +
7 7  **Table of Contents:**
8 8  
9 9  {{toc/}}
... ... @@ -279,28 +279,28 @@
279 279  )))
280 280  
281 281  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
282 -|=(% style="width: 80px;" %)(((
286 +|=(% style="width: 120px;" %)(((
283 283  (((
284 284  **AT Commands**
285 285  )))
286 -)))|=(% style="width: 210px;" %)(((
290 +)))|=(% style="width: 190px;" %)(((
287 287  (((
288 288  **Description**
289 289  )))
290 -)))|=(% style="width: 210px;" %)(((
294 +)))|=(% style="width: 190px;" %)(((
291 291  (((
292 292  **Example**
293 293  )))
294 294  )))
295 -|(% style="width:80px" %)(((
299 +|(% style="width:120px" %)(((
296 296  (((
297 297  AT+BAUDR
298 298  )))
299 -)))|(% style="width:210px" %)(((
303 +)))|(% style="width:190px" %)(((
300 300  (((
301 301  Set the baud rate (for RS485 connection). Default Value is: 9600.
302 302  )))
303 -)))|(% style="width:210px" %)(((
307 +)))|(% style="width:190px" %)(((
304 304  (((
305 305  (((
306 306  AT+BAUDR=9600
... ... @@ -313,11 +313,11 @@
313 313  )))
314 314  )))
315 315  )))
316 -|(% style="width:80px" %)(((
320 +|(% style="width:120px" %)(((
317 317  (((
318 318  AT+PARITY
319 319  )))
320 -)))|(% style="width:210px" %)(((
324 +)))|(% style="width:190px" %)(((
321 321  (((
322 322  (((
323 323  Set UART parity (for RS485 connection)
... ... @@ -329,7 +329,7 @@
329 329  Default Value is: no parity.
330 330  )))
331 331  )))
332 -)))|(% style="width:210px" %)(((
336 +)))|(% style="width:190px" %)(((
333 333  (((
334 334  (((
335 335  AT+PARITY=0
... ... @@ -342,11 +342,11 @@
342 342  )))
343 343  )))
344 344  )))
345 -|(% style="width:80px" %)(((
349 +|(% style="width:120px" %)(((
346 346  (((
347 347  AT+STOPBIT
348 348  )))
349 -)))|(% style="width:210px" %)(((
353 +)))|(% style="width:190px" %)(((
350 350  (((
351 351  (((
352 352  Set serial stopbit (for RS485 connection)
... ... @@ -358,7 +358,7 @@
358 358  Default Value is: 1bit.
359 359  )))
360 360  )))
361 -)))|(% style="width:210px" %)(((
365 +)))|(% style="width:190px" %)(((
362 362  (((
363 363  (((
364 364  AT+STOPBIT=0 for 1bit
... ... @@ -378,6 +378,8 @@
378 378  )))
379 379  )))
380 380  
385 +
386 +
381 381  === 3.3.2 Configure sensors ===
382 382  
383 383  (((
... ... @@ -389,20 +389,14 @@
389 389  )))
390 390  
391 391  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
392 -|=(% style="width: 80px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 210px;" %)**Example**
393 -|AT+CFGDEV|(% style="width:80px" %)(((
394 -(((
398 +|=(% style="width: 120px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
399 +|AT+CFGDEV|(% style="width:120px" %)(((
395 395  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
396 -)))
397 397  
398 -(((
399 399  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
400 -)))
401 401  
402 -(((
403 403  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
404 -)))
405 -)))|(% style="width:210px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
405 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
406 406  
407 407  Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]].
408 408  
... ... @@ -902,6 +902,8 @@
902 902  (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
903 903  )))
904 904  
905 +
906 +
905 905  === 3.5.1 Common Commands: ===
906 906  
907 907  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
... ... @@ -937,101 +937,53 @@
937 937  
938 938  ==== **RS485 Debug Command (AT+CFGDEV)** ====
939 939  
940 -(((
941 941  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
942 -)))
943 943  
944 -* (((
945 -**AT Command**
946 -)))
944 +* **AT Command**
947 947  
948 948  (% class="box infomessage" %)
949 949  (((
950 -(((
951 951  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
952 952  )))
953 -)))
954 954  
955 -(((
956 956  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
957 -)))
958 958  
959 -(((
960 -
961 -)))
962 962  
963 -* (((
964 -**Downlink Payload**
965 -)))
954 +* **Downlink Payload**
966 966  
967 -(((
968 968  Format: A8 MM NN XX XX XX XX YY
969 -)))
970 970  
971 -(((
972 972  Where:
973 -)))
974 974  
975 -* (((
976 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
977 -)))
978 -* (((
979 -NN: The length of RS485 command
980 -)))
981 -* (((
982 -XX XX XX XX: RS485 command total NN bytes
983 -)))
984 -* (((
985 -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
986 -)))
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
987 987  
988 -(((
989 989  **Example 1:**
990 -)))
991 991  
992 -(((
993 993  To connect a Modbus Alarm with below commands.
994 -)))
995 995  
996 -* (((
997 -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 -)))
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.
999 999  
1000 -* (((
1001 -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 -)))
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.
1003 1003  
1004 -(((
1005 1005  So if user want to use downlink command to control to RS485 Alarm, he can use:
1006 -)))
1007 1007  
1008 -(((
1009 1009  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
1010 -)))
1011 1011  
1012 -(((
1013 1013  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
1014 -)))
1015 1015  
1016 1016  (((
1017 1017  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.
1018 1018  )))
1019 1019  
1020 -(((
1021 -
1022 -)))
1023 1023  
1024 -(((
1025 1025  **Example 2:**
1026 -)))
1027 1027  
1028 -(((
1029 1029  Check TTL Sensor return:
1030 -)))
1031 1031  
1032 -(((
1033 1033  [[image:1654132684752-193.png]]
1034 -)))
1035 1035  
1036 1036  
1037 1037  
... ... @@ -1060,121 +1060,62 @@
1060 1060  
1061 1061  ==== **Set RS485 Sampling Commands** ====
1062 1062  
1063 -(((
1064 1064  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
1065 -)))
1066 1066  
1067 -(((
1068 1068  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"]].
1069 -)))
1070 1070  
1071 -(((
1072 -
1073 -)))
1074 1074  
1075 -* (((
1076 -**AT Command:**
1077 -)))
1022 +* **AT Command:**
1078 1078  
1079 1079  (% class="box infomessage" %)
1080 1080  (((
1081 -(((
1082 1082  **AT+COMMANDx: Configure RS485 read command to sensor.**
1083 1083  )))
1084 -)))
1085 1085  
1086 1086  (% class="box infomessage" %)
1087 1087  (((
1088 -(((
1089 1089  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
1090 1090  )))
1091 -)))
1092 1092  
1093 1093  (% class="box infomessage" %)
1094 1094  (((
1095 -(((
1096 1096  **AT+SEARCHx: Configure search command**
1097 1097  )))
1098 -)))
1099 1099  
1100 -(((
1101 -
1102 -)))
1103 1103  
1104 -* (((
1105 -**Downlink Payload:**
1106 -)))
1040 +* **Downlink Payload:**
1107 1107  
1108 -(((
1109 1109  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
1110 -)))
1111 1111  
1112 -(((
1113 1113  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
1114 -)))
1115 1115  
1116 -(((
1117 1117  Format: AF MM NN LL XX XX XX XX YY
1118 -)))
1119 1119  
1120 -(((
1121 1121  Where:
1122 -)))
1123 1123  
1124 -* (((
1125 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
1126 -)))
1127 -* (((
1128 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
1129 -)))
1130 -* (((
1131 -LL:  The length of AT+COMMAND or AT+DATACUT command
1132 -)))
1133 -* (((
1134 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
1135 -)))
1136 -* (((
1137 -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.
1138 -)))
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.
1139 1139  
1140 -(((
1141 1141  **Example:**
1142 -)))
1143 1143  
1144 -(((
1145 1145  (% 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
1146 -)))
1147 1147  
1148 -(((
1149 1149  (% 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**
1150 -)))
1151 1151  
1152 -(((
1153 1153  (% 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**
1154 -)))
1155 1155  
1156 -(((
1157 -
1158 -)))
1159 1159  
1160 -(((
1161 1161  **0xAB** downlink command can be used for set AT+SEARCHx
1162 -)))
1163 1163  
1164 -(((
1165 1165  **Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
1166 -)))
1167 1167  
1168 -* (((
1169 -AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
1170 -)))
1171 -* (((
1172 -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
1173 -)))
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
1174 1174  
1175 -(((
1176 1176  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
1177 -)))
1178 1178  
1179 1179  
1180 1180  
... ... @@ -1181,47 +1181,24 @@
1181 1181  
1182 1182  ==== **Fast command to handle MODBUS device** ====
1183 1183  
1184 -(((
1185 1185  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]].
1186 -)))
1187 1187  
1188 -(((
1189 1189  This command is valid since v1.3 firmware version
1190 -)))
1191 1191  
1192 -(((
1193 -
1194 -)))
1195 1195  
1196 -(((
1197 1197  **AT+MBFUN has only two value:**
1198 -)))
1199 1199  
1200 -* (((
1201 -**AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1202 -)))
1086 +* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1203 1203  
1204 -(((
1205 1205  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.
1206 -)))
1207 1207  
1208 -* (((
1209 -**AT+MBFUN=0**: Disable Modbus fast reading.
1210 -)))
1090 +* **AT+MBFUN=0**: Disable Modbus fast reading.
1211 1211  
1212 -(((
1213 1213  **Example:**
1214 -)))
1215 1215  
1216 -* (((
1217 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
1218 -)))
1219 -* (((
1220 -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.
1221 -)))
1222 -* (((
1223 -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.
1224 -)))
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.
1225 1225  
1226 1226  [[image:1654133913295-597.png]]
1227 1227  
... ... @@ -1229,13 +1229,9 @@
1229 1229  [[image:1654133954153-643.png]]
1230 1230  
1231 1231  
1232 -* (((
1233 -**Downlink Commands:**
1234 -)))
1104 +* **Downlink Commands:**
1235 1235  
1236 -(((
1237 1237  **A9 aa** ~-~-> Same as AT+MBFUN=aa
1238 -)))
1239 1239  
1240 1240  
1241 1241  
... ... @@ -1242,60 +1242,32 @@
1242 1242  
1243 1243  ==== **RS485 command timeout** ====
1244 1244  
1245 -(((
1246 1246  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.
1247 -)))
1248 1248  
1249 -(((
1250 1250  Default value: 0, range:  0 ~~ 5 seconds
1251 -)))
1252 1252  
1253 -(((
1254 -
1255 -)))
1256 1256  
1257 -* (((
1258 -**AT Command:**
1259 -)))
1118 +* **AT Command:**
1260 1260  
1261 1261  (% class="box infomessage" %)
1262 1262  (((
1263 -(((
1264 1264  **AT+CMDDLaa=hex(bb cc)**
1265 1265  )))
1266 -)))
1267 1267  
1268 -(((
1269 1269  **Example:**
1270 -)))
1271 1271  
1272 -(((
1273 1273  **AT+CMDDL1=1000** to send the open time to 1000ms
1274 -)))
1275 1275  
1276 -(((
1277 -
1278 -)))
1279 1279  
1280 -* (((
1281 -**Downlink Payload:**
1282 -)))
1130 +* **Downlink Payload:**
1283 1283  
1284 -(((
1285 1285  0x AA aa bb cc
1286 -)))
1287 1287  
1288 -(((
1289 1289  Same as: AT+CMDDLaa=hex(bb cc)
1290 -)))
1291 1291  
1292 -(((
1293 1293   **Example:**
1294 -)))
1295 1295  
1296 -(((
1297 1297   **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
1298 -)))
1299 1299  
1300 1300  
1301 1301  
... ... @@ -1302,47 +1302,28 @@
1302 1302  
1303 1303  ==== **Uplink payload mode** ====
1304 1304  
1305 -(((
1306 1306  Define to use one uplink or multiple uplinks for the sampling.
1307 -)))
1308 1308  
1309 -(((
1310 1310  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
1311 -)))
1312 1312  
1313 -* (((
1314 -**AT Command:**
1315 -)))
1149 +* **AT Command:**
1316 1316  
1317 1317  (% class="box infomessage" %)
1318 1318  (((
1319 -(((
1320 1320  **AT+DATAUP=0**
1321 1321  )))
1322 -)))
1323 1323  
1324 1324  (% class="box infomessage" %)
1325 1325  (((
1326 -(((
1327 1327  **AT+DATAUP=1**
1328 1328  )))
1329 -)))
1330 1330  
1331 -(((
1332 -
1333 -)))
1334 1334  
1335 -* (((
1336 -**Downlink Payload:**
1337 -)))
1162 +* **Downlink Payload:**
1338 1338  
1339 -(((
1340 1340  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
1341 -)))
1342 1342  
1343 -(((
1344 1344  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
1345 -)))
1346 1346  
1347 1347  
1348 1348  
... ... @@ -1360,49 +1360,26 @@
1360 1360  
1361 1361  ==== **Clear RS485 Command** ====
1362 1362  
1363 -(((
1364 1364  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1365 -)))
1366 1366  
1367 -(((
1368 -
1369 -)))
1370 1370  
1371 -* (((
1372 -**AT Command:**
1373 -)))
1187 +* **AT Command:**
1374 1374  
1375 1375  (((
1376 1376  (% 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
1377 1377  )))
1378 1378  
1379 -(((
1380 1380  Example screen shot after clear all RS485 commands. 
1381 -)))
1382 1382  
1383 -(((
1384 -
1385 -)))
1386 1386  
1387 -(((
1388 1388  The uplink screen shot is:
1389 -)))
1390 1390  
1391 -(((
1392 1392  [[image:1654134704555-320.png]]
1393 -)))
1394 1394  
1395 -(((
1396 -
1397 -)))
1398 1398  
1399 -* (((
1400 -**Downlink Payload:**
1401 -)))
1201 +* **Downlink Payload:**
1402 1402  
1403 -(((
1404 1404  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1405 -)))
1406 1406  
1407 1407  
1408 1408  
... ... @@ -1409,59 +1409,44 @@
1409 1409  
1410 1410  ==== **Set Serial Communication Parameters** ====
1411 1411  
1412 -(((
1413 1413  Set the Rs485 serial communication parameters:
1414 -)))
1415 1415  
1416 -* (((
1417 -**AT Command:**
1418 -)))
1212 +* **AT Command:**
1419 1419  
1420 -(((
1421 1421  Set Baud Rate:
1422 -)))
1423 1423  
1424 1424  (% class="box infomessage" %)
1425 1425  (((
1426 -(((
1427 1427  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1219 +)))
1428 1428  
1429 1429  Set UART Parity
1222 +
1223 +(% class="box infomessage" %)
1224 +(((
1430 1430  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1226 +)))
1431 1431  
1432 1432  Set STOPBIT
1433 1433  
1230 +(% class="box infomessage" %)
1231 +(((
1434 1434  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1435 1435  )))
1436 -)))
1437 1437  
1438 1438  
1439 -* (((
1440 -**Downlink Payload:**
1441 -)))
1236 +* **Downlink Payload:**
1442 1442  
1443 -(((
1444 1444  **A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1445 -)))
1446 1446  
1447 -(((
1448 1448  **Example:**
1449 -)))
1450 1450  
1451 -* (((
1452 -A7 01 00 60   same as AT+BAUDR=9600
1453 -)))
1454 -* (((
1455 -A7 01 04 80  same as AT+BAUDR=115200
1456 -)))
1242 +* A7 01 00 60   same as AT+BAUDR=9600
1243 +* A7 01 04 80  same as AT+BAUDR=115200
1457 1457  
1458 -(((
1459 1459  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1460 -)))
1461 1461  
1462 -(((
1463 1463  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1464 -)))
1465 1465  
1466 1466  
1467 1467  
... ... @@ -1468,121 +1468,67 @@
1468 1468  
1469 1469  ==== **Control output power duration** ====
1470 1470  
1471 -(((
1472 1472  User can set the output power duration before each sampling.
1473 -)))
1474 1474  
1475 -* (((
1476 -**AT Command:**
1477 -)))
1256 +* **AT Command:**
1478 1478  
1479 -(((
1480 1480  **Example:**
1481 -)))
1482 1482  
1483 -(((
1484 1484  **AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1485 -)))
1486 1486  
1487 -(((
1488 1488  **AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1489 -)))
1490 1490  
1491 -(((
1492 -
1493 -)))
1494 1494  
1495 -* (((
1496 -**LoRaWAN Downlink Command:**
1497 -)))
1265 +* **LoRaWAN Downlink Command:**
1498 1498  
1499 -(((
1500 1500  **07 01 aa bb**  Same as AT+5VT=(aa bb)
1501 -)))
1502 1502  
1503 -(((
1504 1504  **07 02 aa bb**  Same as AT+3V3T=(aa bb)
1505 -)))
1506 1506  
1507 1507  
1508 1508  
1509 1509  == 3.6 Buttons ==
1510 1510  
1511 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:233px" %)
1275 +(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1512 1512  |=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1513 1513  |(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1514 1514  
1279 +
1280 +
1515 1515  == 3.7 +3V3 Output ==
1516 1516  
1517 -(((
1518 1518  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1519 -)))
1520 1520  
1521 -(((
1522 1522  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. 
1523 -)))
1524 1524  
1525 -(((
1526 1526  The +3V3 output time can be controlled by AT Command.
1527 -)))
1528 1528  
1529 -(((
1530 -
1531 -)))
1532 1532  
1533 -(((
1534 1534  (% style="color:#037691" %)**AT+3V3T=1000**
1535 -)))
1536 1536  
1537 -(((
1538 -
1539 -)))
1540 1540  
1541 -(((
1542 1542  Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1543 -)))
1544 1544  
1545 -(((
1546 1546  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1547 -)))
1548 1548  
1549 1549  
1550 1550  == 3.8 +5V Output ==
1551 1551  
1552 -(((
1553 1553  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1554 -)))
1555 1555  
1556 -(((
1557 1557  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. 
1558 -)))
1559 1559  
1560 -(((
1561 1561  The 5V output time can be controlled by AT Command.
1562 -)))
1563 1563  
1564 -(((
1565 -
1566 -)))
1567 1567  
1568 -(((
1569 1569  (% style="color:#037691" %)**AT+5VT=1000**
1570 -)))
1571 1571  
1572 -(((
1573 -
1574 -)))
1575 1575  
1576 -(((
1577 1577  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1578 -)))
1579 1579  
1580 -(((
1581 1581  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.
1582 -)))
1583 1583  
1584 1584  
1585 -
1586 1586  == 3.9 LEDs ==
1587 1587  
1588 1588  (% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
... ... @@ -1591,20 +1591,22 @@
1591 1591  
1592 1592  == 3.10 Switch Jumper ==
1593 1593  
1594 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:463px" %)
1595 -|=(% style="width: 123px;" %)**Switch Jumper**|=(% style="width: 336px;" %)**Feature**
1596 -|(% style="width:123px" %)**SW1**|(% style="width:336px" %)ISP position: Upgrade firmware via UART
1323 +(% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
1324 +|=(% style="width: 124px;" %)**Switch Jumper**|=(% style="width: 388px;" %)**Feature**
1325 +|(% style="width:124px" %)**SW1**|(% style="width:388px" %)(((
1326 +ISP position: Upgrade firmware via UART
1327 +
1597 1597  Flash position: Configure device, check running status.
1598 -|(% style="width:123px" %)**SW2**|(% style="width:336px" %)5V position: set to compatible with 5v I/O.
1329 +)))
1330 +|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1331 +5V position: set to compatible with 5v I/O.
1332 +
1599 1599  3.3v position: set to compatible with 3.3v I/O.,
1334 +)))
1600 1600  
1601 -(((
1602 1602  **+3.3V**: is always ON
1603 -)))
1604 1604  
1605 -(((
1606 1606  **+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1607 -)))
1608 1608  
1609 1609  
1610 1610  = 4. Case Study =
... ... @@ -1616,23 +1616,17 @@
1616 1616  
1617 1617  == 5.1 Access AT Command ==
1618 1618  
1619 -(((
1620 1620  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.
1621 -)))
1622 1622  
1623 1623  [[image:1654135840598-282.png]]
1624 1624  
1625 1625  
1626 -(((
1627 1627  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:
1628 -)))
1629 1629  
1630 1630  [[image:1654136105500-922.png]]
1631 1631  
1632 1632  
1633 -(((
1634 1634  More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1635 -)))
1636 1636  
1637 1637  
1638 1638  == 5.2 Common AT Command Sequence ==
... ... @@ -1644,14 +1644,20 @@
1644 1644  (% class="box infomessage" %)
1645 1645  (((
1646 1646  **AT+FDR**
1372 +)))
1373 +
1374 +(% class="box infomessage" %)
1375 +(((
1647 1647  **AT+NJM=0**
1377 +)))
1378 +
1379 +(% class="box infomessage" %)
1380 +(((
1648 1648  **ATZ**
1649 1649  )))
1650 1650  
1651 1651  
1652 -(((
1653 1653  If device already joined network:
1654 -)))
1655 1655  
1656 1656  (% class="box infomessage" %)
1657 1657  (((
... ... @@ -1690,12 +1690,10 @@
1690 1690  
1691 1691  (% style="color:red" %)**Note:**
1692 1692  
1693 -(((
1694 1694  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1695 1695  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1696 1696  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.
1697 1697  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
1698 -)))
1699 1699  
1700 1700  [[image:1654136435598-589.png]]
1701 1701  
... ... @@ -1704,23 +1704,13 @@
1704 1704  
1705 1705  == 6.1 How to upgrade the image? ==
1706 1706  
1707 -(((
1708 1708  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1709 -)))
1710 1710  
1711 -* (((
1712 -Support new features
1713 -)))
1714 -* (((
1715 -For bug fix
1716 -)))
1717 -* (((
1718 -Change LoRaWAN bands.
1719 -)))
1438 +* Support new features
1439 +* For bug fix
1440 +* Change LoRaWAN bands.
1720 1720  
1721 -(((
1722 1722  Below shows the hardware connection for how to upload an image to RS485-BL:
1723 -)))
1724 1724  
1725 1725  [[image:1654136646995-976.png]]
1726 1726