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Last modified by Xiaoling on 2025/04/23 15:57
From version 43.1
edited by Edwin Chen
on 2022/06/13 10:47
Change comment: There is no comment for this version
To version 41.20
edited by Xiaoling
on 2022/06/06 11:06
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
... ... @@ -94,7 +94,6 @@
94 94  * 127 dB Dynamic Range RSSI.
95 95  * Automatic RF Sense and CAD with ultra-fast AFC. ​​​
96 96  
97 -
98 98  == 1.3 Features ==
99 99  
100 100  * LoRaWAN Class A & Class C protocol (default Class A)
... ... @@ -106,7 +106,6 @@
106 106  * Support Modbus protocol
107 107  * Support Interrupt uplink
108 108  
109 -
110 110  == 1.4 Applications ==
111 111  
112 112  * Smart Buildings & Home Automation
... ... @@ -116,7 +116,6 @@
116 116  * Smart Cities
117 117  * Smart Factory
118 118  
119 -
120 120  == 1.5 Firmware Change log ==
121 121  
122 122  [[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/||style="background-color: rgb(255, 255, 255);"]]
... ... @@ -286,28 +286,28 @@
286 286  )))
287 287  
288 288  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
289 -|=(% style="width: 80px;" %)(((
286 +|=(% style="width: 120px;" %)(((
290 290  (((
291 291  **AT Commands**
292 292  )))
293 -)))|=(% style="width: 210px;" %)(((
290 +)))|=(% style="width: 190px;" %)(((
294 294  (((
295 295  **Description**
296 296  )))
297 -)))|=(% style="width: 210px;" %)(((
294 +)))|=(% style="width: 190px;" %)(((
298 298  (((
299 299  **Example**
300 300  )))
301 301  )))
302 -|(% style="width:80px" %)(((
299 +|(% style="width:120px" %)(((
303 303  (((
304 304  AT+BAUDR
305 305  )))
306 -)))|(% style="width:210px" %)(((
303 +)))|(% style="width:190px" %)(((
307 307  (((
308 308  Set the baud rate (for RS485 connection). Default Value is: 9600.
309 309  )))
310 -)))|(% style="width:210px" %)(((
307 +)))|(% style="width:190px" %)(((
311 311  (((
312 312  (((
313 313  AT+BAUDR=9600
... ... @@ -320,11 +320,11 @@
320 320  )))
321 321  )))
322 322  )))
323 -|(% style="width:80px" %)(((
320 +|(% style="width:120px" %)(((
324 324  (((
325 325  AT+PARITY
326 326  )))
327 -)))|(% style="width:210px" %)(((
324 +)))|(% style="width:190px" %)(((
328 328  (((
329 329  (((
330 330  Set UART parity (for RS485 connection)
... ... @@ -336,7 +336,7 @@
336 336  Default Value is: no parity.
337 337  )))
338 338  )))
339 -)))|(% style="width:210px" %)(((
336 +)))|(% style="width:190px" %)(((
340 340  (((
341 341  (((
342 342  AT+PARITY=0
... ... @@ -349,11 +349,11 @@
349 349  )))
350 350  )))
351 351  )))
352 -|(% style="width:80px" %)(((
349 +|(% style="width:120px" %)(((
353 353  (((
354 354  AT+STOPBIT
355 355  )))
356 -)))|(% style="width:210px" %)(((
353 +)))|(% style="width:190px" %)(((
357 357  (((
358 358  (((
359 359  Set serial stopbit (for RS485 connection)
... ... @@ -365,7 +365,7 @@
365 365  Default Value is: 1bit.
366 366  )))
367 367  )))
368 -)))|(% style="width:210px" %)(((
365 +)))|(% style="width:190px" %)(((
369 369  (((
370 370  (((
371 371  AT+STOPBIT=0 for 1bit
... ... @@ -386,6 +386,7 @@
386 386  )))
387 387  
388 388  
386 +
389 389  === 3.3.2 Configure sensors ===
390 390  
391 391  (((
... ... @@ -397,20 +397,14 @@
397 397  )))
398 398  
399 399  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
400 -|=(% style="width: 80px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 210px;" %)**Example**
401 -|AT+CFGDEV|(% style="width:80px" %)(((
402 -(((
398 +|=(% style="width: 120px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
399 +|AT+CFGDEV|(% style="width:120px" %)(((
403 403  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
404 -)))
405 405  
406 -(((
407 407  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
408 -)))
409 409  
410 -(((
411 411  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
412 -)))
413 -)))|(% 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
414 414  
415 415  Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]].
416 416  
... ... @@ -910,6 +910,8 @@
910 910  (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
911 911  )))
912 912  
905 +
906 +
913 913  === 3.5.1 Common Commands: ===
914 914  
915 915  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]]
... ... @@ -945,101 +945,53 @@
945 945  
946 946  ==== **RS485 Debug Command (AT+CFGDEV)** ====
947 947  
948 -(((
949 949  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
950 -)))
951 951  
952 -* (((
953 -**AT Command**
954 -)))
944 +* **AT Command**
955 955  
956 956  (% class="box infomessage" %)
957 957  (((
958 -(((
959 959  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
960 960  )))
961 -)))
962 962  
963 -(((
964 964  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
965 -)))
966 966  
967 -(((
968 -
969 -)))
970 970  
971 -* (((
972 -**Downlink Payload**
973 -)))
954 +* **Downlink Payload**
974 974  
975 -(((
976 976  Format: A8 MM NN XX XX XX XX YY
977 -)))
978 978  
979 -(((
980 980  Where:
981 -)))
982 982  
983 -* (((
984 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
985 -)))
986 -* (((
987 -NN: The length of RS485 command
988 -)))
989 -* (((
990 -XX XX XX XX: RS485 command total NN bytes
991 -)))
992 -* (((
993 -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
994 -)))
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
995 995  
996 -(((
997 997  **Example 1:**
998 -)))
999 999  
1000 -(((
1001 1001  To connect a Modbus Alarm with below commands.
1002 -)))
1003 1003  
1004 -* (((
1005 -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.
1006 -)))
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.
1007 1007  
1008 -* (((
1009 -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.
1010 -)))
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.
1011 1011  
1012 -(((
1013 1013  So if user want to use downlink command to control to RS485 Alarm, he can use:
1014 -)))
1015 1015  
1016 -(((
1017 1017  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
1018 -)))
1019 1019  
1020 -(((
1021 1021  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
1022 -)))
1023 1023  
1024 1024  (((
1025 1025  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.
1026 1026  )))
1027 1027  
1028 -(((
1029 -
1030 -)))
1031 1031  
1032 -(((
1033 1033  **Example 2:**
1034 -)))
1035 1035  
1036 -(((
1037 1037  Check TTL Sensor return:
1038 -)))
1039 1039  
1040 -(((
1041 1041  [[image:1654132684752-193.png]]
1042 -)))
1043 1043  
1044 1044  
1045 1045  
... ... @@ -1068,121 +1068,62 @@
1068 1068  
1069 1069  ==== **Set RS485 Sampling Commands** ====
1070 1070  
1071 -(((
1072 1072  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
1073 -)))
1074 1074  
1075 -(((
1076 1076  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"]].
1077 -)))
1078 1078  
1079 -(((
1080 -
1081 -)))
1082 1082  
1083 -* (((
1084 -**AT Command:**
1085 -)))
1022 +* **AT Command:**
1086 1086  
1087 1087  (% class="box infomessage" %)
1088 1088  (((
1089 -(((
1090 1090  **AT+COMMANDx: Configure RS485 read command to sensor.**
1091 1091  )))
1092 -)))
1093 1093  
1094 1094  (% class="box infomessage" %)
1095 1095  (((
1096 -(((
1097 1097  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
1098 1098  )))
1099 -)))
1100 1100  
1101 1101  (% class="box infomessage" %)
1102 1102  (((
1103 -(((
1104 1104  **AT+SEARCHx: Configure search command**
1105 1105  )))
1106 -)))
1107 1107  
1108 -(((
1109 -
1110 -)))
1111 1111  
1112 -* (((
1113 -**Downlink Payload:**
1114 -)))
1040 +* **Downlink Payload:**
1115 1115  
1116 -(((
1117 1117  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
1118 -)))
1119 1119  
1120 -(((
1121 1121  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
1122 -)))
1123 1123  
1124 -(((
1125 1125  Format: AF MM NN LL XX XX XX XX YY
1126 -)))
1127 1127  
1128 -(((
1129 1129  Where:
1130 -)))
1131 1131  
1132 -* (((
1133 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
1134 -)))
1135 -* (((
1136 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
1137 -)))
1138 -* (((
1139 -LL:  The length of AT+COMMAND or AT+DATACUT command
1140 -)))
1141 -* (((
1142 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
1143 -)))
1144 -* (((
1145 -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.
1146 -)))
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.
1147 1147  
1148 -(((
1149 1149  **Example:**
1150 -)))
1151 1151  
1152 -(((
1153 1153  (% 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
1154 -)))
1155 1155  
1156 -(((
1157 1157  (% 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**
1158 -)))
1159 1159  
1160 -(((
1161 1161  (% 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**
1162 -)))
1163 1163  
1164 -(((
1165 -
1166 -)))
1167 1167  
1168 -(((
1169 1169  **0xAB** downlink command can be used for set AT+SEARCHx
1170 -)))
1171 1171  
1172 -(((
1173 1173  **Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
1174 -)))
1175 1175  
1176 -* (((
1177 -AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
1178 -)))
1179 -* (((
1180 -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
1181 -)))
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
1182 1182  
1183 -(((
1184 1184  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
1185 -)))
1186 1186  
1187 1187  
1188 1188  
... ... @@ -1189,47 +1189,24 @@
1189 1189  
1190 1190  ==== **Fast command to handle MODBUS device** ====
1191 1191  
1192 -(((
1193 1193  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]].
1194 -)))
1195 1195  
1196 -(((
1197 1197  This command is valid since v1.3 firmware version
1198 -)))
1199 1199  
1200 -(((
1201 -
1202 -)))
1203 1203  
1204 -(((
1205 1205  **AT+MBFUN has only two value:**
1206 -)))
1207 1207  
1208 -* (((
1209 -**AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1210 -)))
1086 +* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1211 1211  
1212 -(((
1213 1213  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.
1214 -)))
1215 1215  
1216 -* (((
1217 -**AT+MBFUN=0**: Disable Modbus fast reading.
1218 -)))
1090 +* **AT+MBFUN=0**: Disable Modbus fast reading.
1219 1219  
1220 -(((
1221 1221  **Example:**
1222 -)))
1223 1223  
1224 -* (((
1225 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
1226 -)))
1227 -* (((
1228 -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.
1229 -)))
1230 -* (((
1231 -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.
1232 -)))
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.
1233 1233  
1234 1234  [[image:1654133913295-597.png]]
1235 1235  
... ... @@ -1237,13 +1237,9 @@
1237 1237  [[image:1654133954153-643.png]]
1238 1238  
1239 1239  
1240 -* (((
1241 -**Downlink Commands:**
1242 -)))
1104 +* **Downlink Commands:**
1243 1243  
1244 -(((
1245 1245  **A9 aa** ~-~-> Same as AT+MBFUN=aa
1246 -)))
1247 1247  
1248 1248  
1249 1249  
... ... @@ -1250,60 +1250,32 @@
1250 1250  
1251 1251  ==== **RS485 command timeout** ====
1252 1252  
1253 -(((
1254 1254  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.
1255 -)))
1256 1256  
1257 -(((
1258 1258  Default value: 0, range:  0 ~~ 5 seconds
1259 -)))
1260 1260  
1261 -(((
1262 -
1263 -)))
1264 1264  
1265 -* (((
1266 -**AT Command:**
1267 -)))
1118 +* **AT Command:**
1268 1268  
1269 1269  (% class="box infomessage" %)
1270 1270  (((
1271 -(((
1272 1272  **AT+CMDDLaa=hex(bb cc)**
1273 1273  )))
1274 -)))
1275 1275  
1276 -(((
1277 1277  **Example:**
1278 -)))
1279 1279  
1280 -(((
1281 1281  **AT+CMDDL1=1000** to send the open time to 1000ms
1282 -)))
1283 1283  
1284 -(((
1285 -
1286 -)))
1287 1287  
1288 -* (((
1289 -**Downlink Payload:**
1290 -)))
1130 +* **Downlink Payload:**
1291 1291  
1292 -(((
1293 1293  0x AA aa bb cc
1294 -)))
1295 1295  
1296 -(((
1297 1297  Same as: AT+CMDDLaa=hex(bb cc)
1298 -)))
1299 1299  
1300 -(((
1301 1301   **Example:**
1302 -)))
1303 1303  
1304 -(((
1305 1305   **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
1306 -)))
1307 1307  
1308 1308  
1309 1309  
... ... @@ -1310,47 +1310,28 @@
1310 1310  
1311 1311  ==== **Uplink payload mode** ====
1312 1312  
1313 -(((
1314 1314  Define to use one uplink or multiple uplinks for the sampling.
1315 -)))
1316 1316  
1317 -(((
1318 1318  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
1319 -)))
1320 1320  
1321 -* (((
1322 -**AT Command:**
1323 -)))
1149 +* **AT Command:**
1324 1324  
1325 1325  (% class="box infomessage" %)
1326 1326  (((
1327 -(((
1328 1328  **AT+DATAUP=0**
1329 1329  )))
1330 -)))
1331 1331  
1332 1332  (% class="box infomessage" %)
1333 1333  (((
1334 -(((
1335 1335  **AT+DATAUP=1**
1336 1336  )))
1337 -)))
1338 1338  
1339 -(((
1340 -
1341 -)))
1342 1342  
1343 -* (((
1344 -**Downlink Payload:**
1345 -)))
1162 +* **Downlink Payload:**
1346 1346  
1347 -(((
1348 1348  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
1349 -)))
1350 1350  
1351 -(((
1352 1352  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
1353 -)))
1354 1354  
1355 1355  
1356 1356  
... ... @@ -1368,49 +1368,26 @@
1368 1368  
1369 1369  ==== **Clear RS485 Command** ====
1370 1370  
1371 -(((
1372 1372  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1373 -)))
1374 1374  
1375 -(((
1376 -
1377 -)))
1378 1378  
1379 -* (((
1380 -**AT Command:**
1381 -)))
1187 +* **AT Command:**
1382 1382  
1383 1383  (((
1384 1384  (% 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
1385 1385  )))
1386 1386  
1387 -(((
1388 1388  Example screen shot after clear all RS485 commands. 
1389 -)))
1390 1390  
1391 -(((
1392 -
1393 -)))
1394 1394  
1395 -(((
1396 1396  The uplink screen shot is:
1397 -)))
1398 1398  
1399 -(((
1400 1400  [[image:1654134704555-320.png]]
1401 -)))
1402 1402  
1403 -(((
1404 -
1405 -)))
1406 1406  
1407 -* (((
1408 -**Downlink Payload:**
1409 -)))
1201 +* **Downlink Payload:**
1410 1410  
1411 -(((
1412 1412  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1413 -)))
1414 1414  
1415 1415  
1416 1416  
... ... @@ -1417,59 +1417,44 @@
1417 1417  
1418 1418  ==== **Set Serial Communication Parameters** ====
1419 1419  
1420 -(((
1421 1421  Set the Rs485 serial communication parameters:
1422 -)))
1423 1423  
1424 -* (((
1425 -**AT Command:**
1426 -)))
1212 +* **AT Command:**
1427 1427  
1428 -(((
1429 1429  Set Baud Rate:
1430 -)))
1431 1431  
1432 1432  (% class="box infomessage" %)
1433 1433  (((
1434 -(((
1435 1435  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1219 +)))
1436 1436  
1437 1437  Set UART Parity
1222 +
1223 +(% class="box infomessage" %)
1224 +(((
1438 1438  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1226 +)))
1439 1439  
1440 1440  Set STOPBIT
1441 1441  
1230 +(% class="box infomessage" %)
1231 +(((
1442 1442  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1443 1443  )))
1444 -)))
1445 1445  
1446 1446  
1447 -* (((
1448 -**Downlink Payload:**
1449 -)))
1236 +* **Downlink Payload:**
1450 1450  
1451 -(((
1452 1452  **A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1453 -)))
1454 1454  
1455 -(((
1456 1456  **Example:**
1457 -)))
1458 1458  
1459 -* (((
1460 -A7 01 00 60   same as AT+BAUDR=9600
1461 -)))
1462 -* (((
1463 -A7 01 04 80  same as AT+BAUDR=115200
1464 -)))
1242 +* A7 01 00 60   same as AT+BAUDR=9600
1243 +* A7 01 04 80  same as AT+BAUDR=115200
1465 1465  
1466 -(((
1467 1467  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1468 -)))
1469 1469  
1470 -(((
1471 1471  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1472 -)))
1473 1473  
1474 1474  
1475 1475  
... ... @@ -1476,41 +1476,22 @@
1476 1476  
1477 1477  ==== **Control output power duration** ====
1478 1478  
1479 -(((
1480 1480  User can set the output power duration before each sampling.
1481 -)))
1482 1482  
1483 -* (((
1484 -**AT Command:**
1485 -)))
1256 +* **AT Command:**
1486 1486  
1487 -(((
1488 1488  **Example:**
1489 -)))
1490 1490  
1491 -(((
1492 1492  **AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1493 -)))
1494 1494  
1495 -(((
1496 1496  **AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1497 -)))
1498 1498  
1499 -(((
1500 -
1501 -)))
1502 1502  
1503 -* (((
1504 -**LoRaWAN Downlink Command:**
1505 -)))
1265 +* **LoRaWAN Downlink Command:**
1506 1506  
1507 -(((
1508 1508  **07 01 aa bb**  Same as AT+5VT=(aa bb)
1509 -)))
1510 1510  
1511 -(((
1512 1512  **07 02 aa bb**  Same as AT+3V3T=(aa bb)
1513 -)))
1514 1514  
1515 1515  
1516 1516  
... ... @@ -1520,77 +1520,42 @@
1520 1520  |=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1521 1521  |(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1522 1522  
1279 +
1280 +
1523 1523  == 3.7 +3V3 Output ==
1524 1524  
1525 -(((
1526 1526  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1527 -)))
1528 1528  
1529 -(((
1530 1530  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. 
1531 -)))
1532 1532  
1533 -(((
1534 1534  The +3V3 output time can be controlled by AT Command.
1535 -)))
1536 1536  
1537 -(((
1538 -
1539 -)))
1540 1540  
1541 -(((
1542 1542  (% style="color:#037691" %)**AT+3V3T=1000**
1543 -)))
1544 1544  
1545 -(((
1546 -
1547 -)))
1548 1548  
1549 -(((
1550 1550  Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1551 -)))
1552 1552  
1553 -(((
1554 1554  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1555 -)))
1556 1556  
1557 1557  
1558 1558  == 3.8 +5V Output ==
1559 1559  
1560 -(((
1561 1561  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1562 -)))
1563 1563  
1564 -(((
1565 1565  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. 
1566 -)))
1567 1567  
1568 -(((
1569 1569  The 5V output time can be controlled by AT Command.
1570 -)))
1571 1571  
1572 -(((
1573 -
1574 -)))
1575 1575  
1576 -(((
1577 1577  (% style="color:#037691" %)**AT+5VT=1000**
1578 -)))
1579 1579  
1580 -(((
1581 -
1582 -)))
1583 1583  
1584 -(((
1585 1585  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1586 -)))
1587 1587  
1588 -(((
1589 1589  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.
1590 -)))
1591 1591  
1592 1592  
1593 -
1594 1594  == 3.9 LEDs ==
1595 1595  
1596 1596  (% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
... ... @@ -1599,20 +1599,22 @@
1599 1599  
1600 1600  == 3.10 Switch Jumper ==
1601 1601  
1602 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:463px" %)
1603 -|=(% style="width: 123px;" %)**Switch Jumper**|=(% style="width: 336px;" %)**Feature**
1604 -|(% 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 +
1605 1605  Flash position: Configure device, check running status.
1606 -|(% 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 +
1607 1607  3.3v position: set to compatible with 3.3v I/O.,
1334 +)))
1608 1608  
1609 -(((
1610 1610  **+3.3V**: is always ON
1611 -)))
1612 1612  
1613 -(((
1614 1614  **+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1615 -)))
1616 1616  
1617 1617  
1618 1618  = 4. Case Study =
... ... @@ -1624,23 +1624,17 @@
1624 1624  
1625 1625  == 5.1 Access AT Command ==
1626 1626  
1627 -(((
1628 1628  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.
1629 -)))
1630 1630  
1631 1631  [[image:1654135840598-282.png]]
1632 1632  
1633 1633  
1634 -(((
1635 1635  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:
1636 -)))
1637 1637  
1638 1638  [[image:1654136105500-922.png]]
1639 1639  
1640 1640  
1641 -(((
1642 1642  More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1643 -)))
1644 1644  
1645 1645  
1646 1646  == 5.2 Common AT Command Sequence ==
... ... @@ -1665,9 +1665,7 @@
1665 1665  )))
1666 1666  
1667 1667  
1668 -(((
1669 1669  If device already joined network:
1670 -)))
1671 1671  
1672 1672  (% class="box infomessage" %)
1673 1673  (((
... ... @@ -1706,12 +1706,10 @@
1706 1706  
1707 1707  (% style="color:red" %)**Note:**
1708 1708  
1709 -(((
1710 1710  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1711 1711  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1712 1712  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.
1713 1713  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
1714 -)))
1715 1715  
1716 1716  [[image:1654136435598-589.png]]
1717 1717  
... ... @@ -1720,23 +1720,13 @@
1720 1720  
1721 1721  == 6.1 How to upgrade the image? ==
1722 1722  
1723 -(((
1724 1724  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1725 -)))
1726 1726  
1727 -* (((
1728 -Support new features
1729 -)))
1730 -* (((
1731 -For bug fix
1732 -)))
1733 -* (((
1734 -Change LoRaWAN bands.
1735 -)))
1438 +* Support new features
1439 +* For bug fix
1440 +* Change LoRaWAN bands.
1736 1736  
1737 -(((
1738 1738  Below shows the hardware connection for how to upload an image to RS485-BL:
1739 -)))
1740 1740  
1741 1741  [[image:1654136646995-976.png]]
1742 1742