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Last modified by Xiaoling on 2025/04/23 15:57
From version 42.3
edited by Xiaoling
on 2022/06/06 12:01
Change comment: There is no comment for this version
To version 41.19
edited by Xiaoling
on 2022/06/06 11:06
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -283,28 +283,28 @@
283 283  )))
284 284  
285 285  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
286 -|=(% style="width: 80px;" %)(((
286 +|=(% style="width: 120px;" %)(((
287 287  (((
288 288  **AT Commands**
289 289  )))
290 -)))|=(% style="width: 210px;" %)(((
290 +)))|=(% style="width: 190px;" %)(((
291 291  (((
292 292  **Description**
293 293  )))
294 -)))|=(% style="width: 2100px;" %)(((
294 +)))|=(% style="width: 190px;" %)(((
295 295  (((
296 296  **Example**
297 297  )))
298 298  )))
299 -|(% style="width:80px" %)(((
299 +|(% style="width:120px" %)(((
300 300  (((
301 301  AT+BAUDR
302 302  )))
303 -)))|(% style="width:210px" %)(((
303 +)))|(% style="width:190px" %)(((
304 304  (((
305 305  Set the baud rate (for RS485 connection). Default Value is: 9600.
306 306  )))
307 -)))|(% style="width:210px" %)(((
307 +)))|(% style="width:190px" %)(((
308 308  (((
309 309  (((
310 310  AT+BAUDR=9600
... ... @@ -317,11 +317,11 @@
317 317  )))
318 318  )))
319 319  )))
320 -|(% style="width:80px" %)(((
320 +|(% style="width:120px" %)(((
321 321  (((
322 322  AT+PARITY
323 323  )))
324 -)))|(% style="width:210px" %)(((
324 +)))|(% style="width:190px" %)(((
325 325  (((
326 326  (((
327 327  Set UART parity (for RS485 connection)
... ... @@ -333,7 +333,7 @@
333 333  Default Value is: no parity.
334 334  )))
335 335  )))
336 -)))|(% style="width:210px" %)(((
336 +)))|(% style="width:190px" %)(((
337 337  (((
338 338  (((
339 339  AT+PARITY=0
... ... @@ -346,11 +346,11 @@
346 346  )))
347 347  )))
348 348  )))
349 -|(% style="width:80px" %)(((
349 +|(% style="width:120px" %)(((
350 350  (((
351 351  AT+STOPBIT
352 352  )))
353 -)))|(% style="width:210px" %)(((
353 +)))|(% style="width:190px" %)(((
354 354  (((
355 355  (((
356 356  Set serial stopbit (for RS485 connection)
... ... @@ -362,7 +362,7 @@
362 362  Default Value is: 1bit.
363 363  )))
364 364  )))
365 -)))|(% style="width:210px" %)(((
365 +)))|(% style="width:190px" %)(((
366 366  (((
367 367  (((
368 368  AT+STOPBIT=0 for 1bit
... ... @@ -382,6 +382,8 @@
382 382  )))
383 383  )))
384 384  
385 +
386 +
385 385  === 3.3.2 Configure sensors ===
386 386  
387 387  (((
... ... @@ -393,14 +393,14 @@
393 393  )))
394 394  
395 395  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
396 -|=(% style="width: 80px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 210px;" %)**Example**
397 -|AT+CFGDEV|(% style="width:80px" %)(((
398 +|=(% style="width: 120px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
399 +|AT+CFGDEV|(% style="width:120px" %)(((
398 398  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
399 399  
400 400  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
401 401  
402 402  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
403 -)))|(% 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
404 404  
405 405  Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]].
406 406  
... ... @@ -870,7 +870,7 @@
870 870  )))
871 871  
872 872  (((
873 -}
875 +**}**
874 874  
875 875  
876 876  )))
... ... @@ -900,6 +900,8 @@
900 900  (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
901 901  )))
902 902  
905 +
906 +
903 903  === 3.5.1 Common Commands: ===
904 904  
905 905  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]]
... ... @@ -935,101 +935,53 @@
935 935  
936 936  ==== **RS485 Debug Command (AT+CFGDEV)** ====
937 937  
938 -(((
939 939  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
940 -)))
941 941  
942 -* (((
943 -**AT Command**
944 -)))
944 +* **AT Command**
945 945  
946 946  (% class="box infomessage" %)
947 947  (((
948 -(((
949 949  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
950 950  )))
951 -)))
952 952  
953 -(((
954 954  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
955 -)))
956 956  
957 -(((
958 -
959 -)))
960 960  
961 -* (((
962 -**Downlink Payload**
963 -)))
954 +* **Downlink Payload**
964 964  
965 -(((
966 966  Format: A8 MM NN XX XX XX XX YY
967 -)))
968 968  
969 -(((
970 970  Where:
971 -)))
972 972  
973 -* (((
974 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
975 -)))
976 -* (((
977 -NN: The length of RS485 command
978 -)))
979 -* (((
980 -XX XX XX XX: RS485 command total NN bytes
981 -)))
982 -* (((
983 -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
984 -)))
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
985 985  
986 -(((
987 987  **Example 1:**
988 -)))
989 989  
990 -(((
991 991  To connect a Modbus Alarm with below commands.
992 -)))
993 993  
994 -* (((
995 -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.
996 -)))
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.
997 997  
998 -* (((
999 -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.
1000 -)))
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.
1001 1001  
1002 -(((
1003 1003  So if user want to use downlink command to control to RS485 Alarm, he can use:
1004 -)))
1005 1005  
1006 -(((
1007 1007  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
1008 -)))
1009 1009  
1010 -(((
1011 1011  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
1012 -)))
1013 1013  
1014 1014  (((
1015 1015  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.
1016 1016  )))
1017 1017  
1018 -(((
1019 -
1020 -)))
1021 1021  
1022 -(((
1023 1023  **Example 2:**
1024 -)))
1025 1025  
1026 -(((
1027 1027  Check TTL Sensor return:
1028 -)))
1029 1029  
1030 -(((
1031 1031  [[image:1654132684752-193.png]]
1032 -)))
1033 1033  
1034 1034  
1035 1035  
... ... @@ -1058,121 +1058,62 @@
1058 1058  
1059 1059  ==== **Set RS485 Sampling Commands** ====
1060 1060  
1061 -(((
1062 1062  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
1063 -)))
1064 1064  
1065 -(((
1066 1066  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"]].
1067 -)))
1068 1068  
1069 -(((
1070 -
1071 -)))
1072 1072  
1073 -* (((
1074 -**AT Command:**
1075 -)))
1022 +* **AT Command:**
1076 1076  
1077 1077  (% class="box infomessage" %)
1078 1078  (((
1079 -(((
1080 1080  **AT+COMMANDx: Configure RS485 read command to sensor.**
1081 1081  )))
1082 -)))
1083 1083  
1084 1084  (% class="box infomessage" %)
1085 1085  (((
1086 -(((
1087 1087  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
1088 1088  )))
1089 -)))
1090 1090  
1091 1091  (% class="box infomessage" %)
1092 1092  (((
1093 -(((
1094 1094  **AT+SEARCHx: Configure search command**
1095 1095  )))
1096 -)))
1097 1097  
1098 -(((
1099 -
1100 -)))
1101 1101  
1102 -* (((
1103 -**Downlink Payload:**
1104 -)))
1040 +* **Downlink Payload:**
1105 1105  
1106 -(((
1107 1107  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
1108 -)))
1109 1109  
1110 -(((
1111 1111  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
1112 -)))
1113 1113  
1114 -(((
1115 1115  Format: AF MM NN LL XX XX XX XX YY
1116 -)))
1117 1117  
1118 -(((
1119 1119  Where:
1120 -)))
1121 1121  
1122 -* (((
1123 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
1124 -)))
1125 -* (((
1126 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
1127 -)))
1128 -* (((
1129 -LL:  The length of AT+COMMAND or AT+DATACUT command
1130 -)))
1131 -* (((
1132 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
1133 -)))
1134 -* (((
1135 -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.
1136 -)))
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.
1137 1137  
1138 -(((
1139 1139  **Example:**
1140 -)))
1141 1141  
1142 -(((
1143 1143  (% 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
1144 -)))
1145 1145  
1146 -(((
1147 1147  (% 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**
1148 -)))
1149 1149  
1150 -(((
1151 1151  (% 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**
1152 -)))
1153 1153  
1154 -(((
1155 -
1156 -)))
1157 1157  
1158 -(((
1159 1159  **0xAB** downlink command can be used for set AT+SEARCHx
1160 -)))
1161 1161  
1162 -(((
1163 1163  **Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
1164 -)))
1165 1165  
1166 -* (((
1167 -AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
1168 -)))
1169 -* (((
1170 -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
1171 -)))
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
1172 1172  
1173 -(((
1174 1174  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
1175 -)))
1176 1176  
1177 1177  
1178 1178  
... ... @@ -1179,47 +1179,24 @@
1179 1179  
1180 1180  ==== **Fast command to handle MODBUS device** ====
1181 1181  
1182 -(((
1183 1183  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]].
1184 -)))
1185 1185  
1186 -(((
1187 1187  This command is valid since v1.3 firmware version
1188 -)))
1189 1189  
1190 -(((
1191 -
1192 -)))
1193 1193  
1194 -(((
1195 1195  **AT+MBFUN has only two value:**
1196 -)))
1197 1197  
1198 -* (((
1199 -**AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1200 -)))
1086 +* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1201 1201  
1202 -(((
1203 1203  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.
1204 -)))
1205 1205  
1206 -* (((
1207 -**AT+MBFUN=0**: Disable Modbus fast reading.
1208 -)))
1090 +* **AT+MBFUN=0**: Disable Modbus fast reading.
1209 1209  
1210 -(((
1211 1211  **Example:**
1212 -)))
1213 1213  
1214 -* (((
1215 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
1216 -)))
1217 -* (((
1218 -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.
1219 -)))
1220 -* (((
1221 -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.
1222 -)))
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.
1223 1223  
1224 1224  [[image:1654133913295-597.png]]
1225 1225  
... ... @@ -1227,13 +1227,9 @@
1227 1227  [[image:1654133954153-643.png]]
1228 1228  
1229 1229  
1230 -* (((
1231 -**Downlink Commands:**
1232 -)))
1104 +* **Downlink Commands:**
1233 1233  
1234 -(((
1235 1235  **A9 aa** ~-~-> Same as AT+MBFUN=aa
1236 -)))
1237 1237  
1238 1238  
1239 1239  
... ... @@ -1240,60 +1240,32 @@
1240 1240  
1241 1241  ==== **RS485 command timeout** ====
1242 1242  
1243 -(((
1244 1244  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.
1245 -)))
1246 1246  
1247 -(((
1248 1248  Default value: 0, range:  0 ~~ 5 seconds
1249 -)))
1250 1250  
1251 -(((
1252 -
1253 -)))
1254 1254  
1255 -* (((
1256 -**AT Command:**
1257 -)))
1118 +* **AT Command:**
1258 1258  
1259 1259  (% class="box infomessage" %)
1260 1260  (((
1261 -(((
1262 1262  **AT+CMDDLaa=hex(bb cc)**
1263 1263  )))
1264 -)))
1265 1265  
1266 -(((
1267 1267  **Example:**
1268 -)))
1269 1269  
1270 -(((
1271 1271  **AT+CMDDL1=1000** to send the open time to 1000ms
1272 -)))
1273 1273  
1274 -(((
1275 -
1276 -)))
1277 1277  
1278 -* (((
1279 -**Downlink Payload:**
1280 -)))
1130 +* **Downlink Payload:**
1281 1281  
1282 -(((
1283 1283  0x AA aa bb cc
1284 -)))
1285 1285  
1286 -(((
1287 1287  Same as: AT+CMDDLaa=hex(bb cc)
1288 -)))
1289 1289  
1290 -(((
1291 1291   **Example:**
1292 -)))
1293 1293  
1294 -(((
1295 1295   **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
1296 -)))
1297 1297  
1298 1298  
1299 1299  
... ... @@ -1300,47 +1300,28 @@
1300 1300  
1301 1301  ==== **Uplink payload mode** ====
1302 1302  
1303 -(((
1304 1304  Define to use one uplink or multiple uplinks for the sampling.
1305 -)))
1306 1306  
1307 -(((
1308 1308  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
1309 -)))
1310 1310  
1311 -* (((
1312 -**AT Command:**
1313 -)))
1149 +* **AT Command:**
1314 1314  
1315 1315  (% class="box infomessage" %)
1316 1316  (((
1317 -(((
1318 1318  **AT+DATAUP=0**
1319 1319  )))
1320 -)))
1321 1321  
1322 1322  (% class="box infomessage" %)
1323 1323  (((
1324 -(((
1325 1325  **AT+DATAUP=1**
1326 1326  )))
1327 -)))
1328 1328  
1329 -(((
1330 -
1331 -)))
1332 1332  
1333 -* (((
1334 -**Downlink Payload:**
1335 -)))
1162 +* **Downlink Payload:**
1336 1336  
1337 -(((
1338 1338  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
1339 -)))
1340 1340  
1341 -(((
1342 1342  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
1343 -)))
1344 1344  
1345 1345  
1346 1346  
... ... @@ -1358,49 +1358,26 @@
1358 1358  
1359 1359  ==== **Clear RS485 Command** ====
1360 1360  
1361 -(((
1362 1362  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1363 -)))
1364 1364  
1365 -(((
1366 -
1367 -)))
1368 1368  
1369 -* (((
1370 -**AT Command:**
1371 -)))
1187 +* **AT Command:**
1372 1372  
1373 1373  (((
1374 1374  (% 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
1375 1375  )))
1376 1376  
1377 -(((
1378 1378  Example screen shot after clear all RS485 commands. 
1379 -)))
1380 1380  
1381 -(((
1382 -
1383 -)))
1384 1384  
1385 -(((
1386 1386  The uplink screen shot is:
1387 -)))
1388 1388  
1389 -(((
1390 1390  [[image:1654134704555-320.png]]
1391 -)))
1392 1392  
1393 -(((
1394 -
1395 -)))
1396 1396  
1397 -* (((
1398 -**Downlink Payload:**
1399 -)))
1201 +* **Downlink Payload:**
1400 1400  
1401 -(((
1402 1402  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1403 -)))
1404 1404  
1405 1405  
1406 1406  
... ... @@ -1407,77 +1407,44 @@
1407 1407  
1408 1408  ==== **Set Serial Communication Parameters** ====
1409 1409  
1410 -(((
1411 1411  Set the Rs485 serial communication parameters:
1412 -)))
1413 1413  
1414 -* (((
1415 -**AT Command:**
1416 -)))
1212 +* **AT Command:**
1417 1417  
1418 -(((
1419 1419  Set Baud Rate:
1420 -)))
1421 1421  
1422 1422  (% class="box infomessage" %)
1423 1423  (((
1424 -(((
1425 1425  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1426 1426  )))
1427 -)))
1428 1428  
1429 -(((
1430 1430  Set UART Parity
1431 -)))
1432 1432  
1433 1433  (% class="box infomessage" %)
1434 1434  (((
1435 -(((
1436 1436  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1437 1437  )))
1438 -)))
1439 1439  
1440 -(((
1441 1441  Set STOPBIT
1442 -)))
1443 1443  
1444 1444  (% class="box infomessage" %)
1445 1445  (((
1446 -(((
1447 1447  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1448 1448  )))
1449 -)))
1450 1450  
1451 -(((
1452 -
1453 -)))
1454 1454  
1455 -* (((
1456 -**Downlink Payload:**
1457 -)))
1236 +* **Downlink Payload:**
1458 1458  
1459 -(((
1460 1460  **A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1461 -)))
1462 1462  
1463 -(((
1464 1464  **Example:**
1465 -)))
1466 1466  
1467 -* (((
1468 -A7 01 00 60   same as AT+BAUDR=9600
1469 -)))
1470 -* (((
1471 -A7 01 04 80  same as AT+BAUDR=115200
1472 -)))
1242 +* A7 01 00 60   same as AT+BAUDR=9600
1243 +* A7 01 04 80  same as AT+BAUDR=115200
1473 1473  
1474 -(((
1475 1475  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1476 -)))
1477 1477  
1478 -(((
1479 1479  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1480 -)))
1481 1481  
1482 1482  
1483 1483  
... ... @@ -1484,121 +1484,67 @@
1484 1484  
1485 1485  ==== **Control output power duration** ====
1486 1486  
1487 -(((
1488 1488  User can set the output power duration before each sampling.
1489 -)))
1490 1490  
1491 -* (((
1492 -**AT Command:**
1493 -)))
1256 +* **AT Command:**
1494 1494  
1495 -(((
1496 1496  **Example:**
1497 -)))
1498 1498  
1499 -(((
1500 1500  **AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1501 -)))
1502 1502  
1503 -(((
1504 1504  **AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1505 -)))
1506 1506  
1507 -(((
1508 -
1509 -)))
1510 1510  
1511 -* (((
1512 -**LoRaWAN Downlink Command:**
1513 -)))
1265 +* **LoRaWAN Downlink Command:**
1514 1514  
1515 -(((
1516 1516  **07 01 aa bb**  Same as AT+5VT=(aa bb)
1517 -)))
1518 1518  
1519 -(((
1520 1520  **07 02 aa bb**  Same as AT+3V3T=(aa bb)
1521 -)))
1522 1522  
1523 1523  
1524 1524  
1525 1525  == 3.6 Buttons ==
1526 1526  
1527 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:233px" %)
1275 +(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1528 1528  |=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1529 1529  |(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1530 1530  
1279 +
1280 +
1531 1531  == 3.7 +3V3 Output ==
1532 1532  
1533 -(((
1534 1534  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1535 -)))
1536 1536  
1537 -(((
1538 1538  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. 
1539 -)))
1540 1540  
1541 -(((
1542 1542  The +3V3 output time can be controlled by AT Command.
1543 -)))
1544 1544  
1545 -(((
1546 -
1547 -)))
1548 1548  
1549 -(((
1550 1550  (% style="color:#037691" %)**AT+3V3T=1000**
1551 -)))
1552 1552  
1553 -(((
1554 -
1555 -)))
1556 1556  
1557 -(((
1558 1558  Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1559 -)))
1560 1560  
1561 -(((
1562 1562  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1563 -)))
1564 1564  
1565 1565  
1566 1566  == 3.8 +5V Output ==
1567 1567  
1568 -(((
1569 1569  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1570 -)))
1571 1571  
1572 -(((
1573 1573  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. 
1574 -)))
1575 1575  
1576 -(((
1577 1577  The 5V output time can be controlled by AT Command.
1578 -)))
1579 1579  
1580 -(((
1581 -
1582 -)))
1583 1583  
1584 -(((
1585 1585  (% style="color:#037691" %)**AT+5VT=1000**
1586 -)))
1587 1587  
1588 -(((
1589 -
1590 -)))
1591 1591  
1592 -(((
1593 1593  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1594 -)))
1595 1595  
1596 -(((
1597 1597  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.
1598 -)))
1599 1599  
1600 1600  
1601 -
1602 1602  == 3.9 LEDs ==
1603 1603  
1604 1604  (% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
... ... @@ -1620,13 +1620,9 @@
1620 1620  3.3v position: set to compatible with 3.3v I/O.,
1621 1621  )))
1622 1622  
1623 -(((
1624 1624  **+3.3V**: is always ON
1625 -)))
1626 1626  
1627 -(((
1628 1628  **+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1629 -)))
1630 1630  
1631 1631  
1632 1632  = 4. Case Study =
... ... @@ -1638,23 +1638,17 @@
1638 1638  
1639 1639  == 5.1 Access AT Command ==
1640 1640  
1641 -(((
1642 1642  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.
1643 -)))
1644 1644  
1645 1645  [[image:1654135840598-282.png]]
1646 1646  
1647 1647  
1648 -(((
1649 1649  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:
1650 -)))
1651 1651  
1652 1652  [[image:1654136105500-922.png]]
1653 1653  
1654 1654  
1655 -(((
1656 1656  More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1657 -)))
1658 1658  
1659 1659  
1660 1660  == 5.2 Common AT Command Sequence ==
... ... @@ -1679,9 +1679,7 @@
1679 1679  )))
1680 1680  
1681 1681  
1682 -(((
1683 1683  If device already joined network:
1684 -)))
1685 1685  
1686 1686  (% class="box infomessage" %)
1687 1687  (((
... ... @@ -1720,12 +1720,10 @@
1720 1720  
1721 1721  (% style="color:red" %)**Note:**
1722 1722  
1723 -(((
1724 1724  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1725 1725  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1726 1726  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.
1727 1727  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
1728 -)))
1729 1729  
1730 1730  [[image:1654136435598-589.png]]
1731 1731  
... ... @@ -1734,23 +1734,13 @@
1734 1734  
1735 1735  == 6.1 How to upgrade the image? ==
1736 1736  
1737 -(((
1738 1738  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1739 -)))
1740 1740  
1741 -* (((
1742 -Support new features
1743 -)))
1744 -* (((
1745 -For bug fix
1746 -)))
1747 -* (((
1748 -Change LoRaWAN bands.
1749 -)))
1438 +* Support new features
1439 +* For bug fix
1440 +* Change LoRaWAN bands.
1750 1750  
1751 -(((
1752 1752  Below shows the hardware connection for how to upload an image to RS485-BL:
1753 -)))
1754 1754  
1755 1755  [[image:1654136646995-976.png]]
1756 1756