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Last modified by Xiaoling on 2025/04/23 15:57
From version 41.17
edited by Xiaoling
on 2022/06/06 11:05
Change comment: There is no comment for this version
To version 44.2
edited by Xiaoling
on 2022/06/14 09:41
Change comment: There is no comment for this version

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Content
... ... @@ -4,10 +4,10 @@
4 4  
5 5  
6 6  
7 -**RS485-BL – Waterproof RS485 to LoRaWAN Converter User Manual**
8 8  
9 9  
10 10  
10 +
11 11  **Table of Contents:**
12 12  
13 13  {{toc/}}
... ... @@ -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: 120px;" %)(((
286 +|=(% style="width: 80px;" %)(((
287 287  (((
288 288  **AT Commands**
289 289  )))
290 -)))|=(% style="width: 190px;" %)(((
290 +)))|=(% style="width: 210px;" %)(((
291 291  (((
292 292  **Description**
293 293  )))
294 -)))|=(% style="width: 190px;" %)(((
294 +)))|=(% style="width: 210px;" %)(((
295 295  (((
296 296  **Example**
297 297  )))
298 298  )))
299 -|(% style="width:120px" %)(((
299 +|(% style="width:80px" %)(((
300 300  (((
301 301  AT+BAUDR
302 302  )))
303 -)))|(% style="width:190px" %)(((
303 +)))|(% style="width:210px" %)(((
304 304  (((
305 305  Set the baud rate (for RS485 connection). Default Value is: 9600.
306 306  )))
307 -)))|(% style="width:190px" %)(((
307 +)))|(% style="width:210px" %)(((
308 308  (((
309 309  (((
310 310  AT+BAUDR=9600
... ... @@ -317,11 +317,11 @@
317 317  )))
318 318  )))
319 319  )))
320 -|(% style="width:120px" %)(((
320 +|(% style="width:80px" %)(((
321 321  (((
322 322  AT+PARITY
323 323  )))
324 -)))|(% style="width:190px" %)(((
324 +)))|(% style="width:210px" %)(((
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:190px" %)(((
336 +)))|(% style="width:210px" %)(((
337 337  (((
338 338  (((
339 339  AT+PARITY=0
... ... @@ -346,11 +346,11 @@
346 346  )))
347 347  )))
348 348  )))
349 -|(% style="width:120px" %)(((
349 +|(% style="width:80px" %)(((
350 350  (((
351 351  AT+STOPBIT
352 352  )))
353 -)))|(% style="width:190px" %)(((
353 +)))|(% style="width:210px" %)(((
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:190px" %)(((
365 +)))|(% style="width:210px" %)(((
366 366  (((
367 367  (((
368 368  AT+STOPBIT=0 for 1bit
... ... @@ -382,8 +382,6 @@
382 382  )))
383 383  )))
384 384  
385 -
386 -
387 387  === 3.3.2 Configure sensors ===
388 388  
389 389  (((
... ... @@ -395,14 +395,20 @@
395 395  )))
396 396  
397 397  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
398 -|=(% style="width: 120px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
399 -|AT+CFGDEV|(% style="width:120px" %)(((
396 +|=(% style="width: 80px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 210px;" %)**Example**
397 +|AT+CFGDEV|(% style="width:80px" %)(((
398 +(((
400 400  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
400 +)))
401 401  
402 +(((
402 402  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
404 +)))
403 403  
406 +(((
404 404  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
405 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
408 +)))
409 +)))|(% style="width:210px" %)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  
... ... @@ -902,8 +902,6 @@
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 -
907 907  === 3.5.1 Common Commands: ===
908 908  
909 909  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]]
... ... @@ -939,51 +939,101 @@
939 939  
940 940  ==== **RS485 Debug Command (AT+CFGDEV)** ====
941 941  
944 +(((
942 942  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
946 +)))
943 943  
944 -* **AT Command**
948 +* (((
949 +**AT Command**
950 +)))
945 945  
946 946  (% class="box infomessage" %)
947 947  (((
954 +(((
948 948  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
949 949  )))
957 +)))
950 950  
959 +(((
951 951  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
961 +)))
952 952  
963 +(((
964 +
965 +)))
953 953  
954 -* **Downlink Payload**
967 +* (((
968 +**Downlink Payload**
969 +)))
955 955  
971 +(((
956 956  Format: A8 MM NN XX XX XX XX YY
973 +)))
957 957  
975 +(((
958 958  Where:
977 +)))
959 959  
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
979 +* (((
980 +MM: 1: add CRC-16/MODBUS ; 0: no CRC
981 +)))
982 +* (((
983 +NN: The length of RS485 command
984 +)))
985 +* (((
986 +XX XX XX XX: RS485 command total NN bytes
987 +)))
988 +* (((
989 +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
990 +)))
964 964  
992 +(((
965 965  **Example 1:**
994 +)))
966 966  
996 +(((
967 967  To connect a Modbus Alarm with below commands.
998 +)))
968 968  
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.
1000 +* (((
1001 +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.
1002 +)))
970 970  
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.
1004 +* (((
1005 +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.
1006 +)))
972 972  
1008 +(((
973 973  So if user want to use downlink command to control to RS485 Alarm, he can use:
1010 +)))
974 974  
1012 +(((
975 975  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
1014 +)))
976 976  
1016 +(((
977 977  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
1018 +)))
978 978  
1020 +(((
979 979  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.
1022 +)))
980 980  
1024 +(((
1025 +
1026 +)))
981 981  
1028 +(((
982 982  **Example 2:**
1030 +)))
983 983  
1032 +(((
984 984  Check TTL Sensor return:
1034 +)))
985 985  
1036 +(((
986 986  [[image:1654132684752-193.png]]
1038 +)))
987 987  
988 988  
989 989  
... ... @@ -1012,62 +1012,121 @@
1012 1012  
1013 1013  ==== **Set RS485 Sampling Commands** ====
1014 1014  
1067 +(((
1015 1015  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
1069 +)))
1016 1016  
1071 +(((
1017 1017  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"]].
1073 +)))
1018 1018  
1075 +(((
1076 +
1077 +)))
1019 1019  
1020 -* **AT Command:**
1079 +* (((
1080 +**AT Command:**
1081 +)))
1021 1021  
1022 1022  (% class="box infomessage" %)
1023 1023  (((
1085 +(((
1024 1024  **AT+COMMANDx: Configure RS485 read command to sensor.**
1025 1025  )))
1088 +)))
1026 1026  
1027 1027  (% class="box infomessage" %)
1028 1028  (((
1092 +(((
1029 1029  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
1030 1030  )))
1095 +)))
1031 1031  
1032 1032  (% class="box infomessage" %)
1033 1033  (((
1099 +(((
1034 1034  **AT+SEARCHx: Configure search command**
1035 1035  )))
1102 +)))
1036 1036  
1104 +(((
1105 +
1106 +)))
1037 1037  
1038 -* **Downlink Payload:**
1108 +* (((
1109 +**Downlink Payload:**
1110 +)))
1039 1039  
1112 +(((
1040 1040  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
1114 +)))
1041 1041  
1116 +(((
1042 1042  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
1118 +)))
1043 1043  
1120 +(((
1044 1044  Format: AF MM NN LL XX XX XX XX YY
1122 +)))
1045 1045  
1124 +(((
1046 1046  Where:
1126 +)))
1047 1047  
1048 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
1049 -* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
1050 -* LL:  The length of AT+COMMAND or AT+DATACUT command
1051 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
1052 -* 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.
1128 +* (((
1129 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
1130 +)))
1131 +* (((
1132 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
1133 +)))
1134 +* (((
1135 +LL:  The length of AT+COMMAND or AT+DATACUT command
1136 +)))
1137 +* (((
1138 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
1139 +)))
1140 +* (((
1141 +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.
1142 +)))
1053 1053  
1144 +(((
1054 1054  **Example:**
1146 +)))
1055 1055  
1148 +(((
1056 1056  (% 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
1150 +)))
1057 1057  
1152 +(((
1058 1058  (% 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**
1154 +)))
1059 1059  
1156 +(((
1060 1060  (% 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**
1158 +)))
1061 1061  
1160 +(((
1161 +
1162 +)))
1062 1062  
1164 +(((
1063 1063  **0xAB** downlink command can be used for set AT+SEARCHx
1166 +)))
1064 1064  
1168 +(((
1065 1065  **Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
1170 +)))
1066 1066  
1067 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
1068 -* 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 +* (((
1173 +AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
1174 +)))
1175 +* (((
1176 +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
1177 +)))
1069 1069  
1179 +(((
1070 1070  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
1181 +)))
1071 1071  
1072 1072  
1073 1073  
... ... @@ -1074,24 +1074,47 @@
1074 1074  
1075 1075  ==== **Fast command to handle MODBUS device** ====
1076 1076  
1188 +(((
1077 1077  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]].
1190 +)))
1078 1078  
1192 +(((
1079 1079  This command is valid since v1.3 firmware version
1194 +)))
1080 1080  
1196 +(((
1197 +
1198 +)))
1081 1081  
1200 +(((
1082 1082  **AT+MBFUN has only two value:**
1202 +)))
1083 1083  
1084 -* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1204 +* (((
1205 +**AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1206 +)))
1085 1085  
1208 +(((
1086 1086  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.
1210 +)))
1087 1087  
1088 -* **AT+MBFUN=0**: Disable Modbus fast reading.
1212 +* (((
1213 +**AT+MBFUN=0**: Disable Modbus fast reading.
1214 +)))
1089 1089  
1216 +(((
1090 1090  **Example:**
1218 +)))
1091 1091  
1092 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
1093 -* 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.
1094 -* 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.
1220 +* (((
1221 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
1222 +)))
1223 +* (((
1224 +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.
1225 +)))
1226 +* (((
1227 +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.
1228 +)))
1095 1095  
1096 1096  [[image:1654133913295-597.png]]
1097 1097  
... ... @@ -1099,9 +1099,13 @@
1099 1099  [[image:1654133954153-643.png]]
1100 1100  
1101 1101  
1102 -* **Downlink Commands:**
1236 +* (((
1237 +**Downlink Commands:**
1238 +)))
1103 1103  
1240 +(((
1104 1104  **A9 aa** ~-~-> Same as AT+MBFUN=aa
1242 +)))
1105 1105  
1106 1106  
1107 1107  
... ... @@ -1108,32 +1108,60 @@
1108 1108  
1109 1109  ==== **RS485 command timeout** ====
1110 1110  
1249 +(((
1111 1111  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.
1251 +)))
1112 1112  
1253 +(((
1113 1113  Default value: 0, range:  0 ~~ 5 seconds
1255 +)))
1114 1114  
1257 +(((
1258 +
1259 +)))
1115 1115  
1116 -* **AT Command:**
1261 +* (((
1262 +**AT Command:**
1263 +)))
1117 1117  
1118 1118  (% class="box infomessage" %)
1119 1119  (((
1267 +(((
1120 1120  **AT+CMDDLaa=hex(bb cc)**
1121 1121  )))
1270 +)))
1122 1122  
1272 +(((
1123 1123  **Example:**
1274 +)))
1124 1124  
1276 +(((
1125 1125  **AT+CMDDL1=1000** to send the open time to 1000ms
1278 +)))
1126 1126  
1280 +(((
1281 +
1282 +)))
1127 1127  
1128 -* **Downlink Payload:**
1284 +* (((
1285 +**Downlink Payload:**
1286 +)))
1129 1129  
1288 +(((
1130 1130  0x AA aa bb cc
1290 +)))
1131 1131  
1292 +(((
1132 1132  Same as: AT+CMDDLaa=hex(bb cc)
1294 +)))
1133 1133  
1296 +(((
1134 1134   **Example:**
1298 +)))
1135 1135  
1300 +(((
1136 1136   **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
1302 +)))
1137 1137  
1138 1138  
1139 1139  
... ... @@ -1140,28 +1140,47 @@
1140 1140  
1141 1141  ==== **Uplink payload mode** ====
1142 1142  
1309 +(((
1143 1143  Define to use one uplink or multiple uplinks for the sampling.
1311 +)))
1144 1144  
1313 +(((
1145 1145  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
1315 +)))
1146 1146  
1147 -* **AT Command:**
1317 +* (((
1318 +**AT Command:**
1319 +)))
1148 1148  
1149 1149  (% class="box infomessage" %)
1150 1150  (((
1323 +(((
1151 1151  **AT+DATAUP=0**
1152 1152  )))
1326 +)))
1153 1153  
1154 1154  (% class="box infomessage" %)
1155 1155  (((
1330 +(((
1156 1156  **AT+DATAUP=1**
1157 1157  )))
1333 +)))
1158 1158  
1335 +(((
1336 +
1337 +)))
1159 1159  
1160 -* **Downlink Payload:**
1339 +* (((
1340 +**Downlink Payload:**
1341 +)))
1161 1161  
1343 +(((
1162 1162  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
1345 +)))
1163 1163  
1347 +(((
1164 1164  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
1349 +)))
1165 1165  
1166 1166  
1167 1167  
... ... @@ -1179,26 +1179,49 @@
1179 1179  
1180 1180  ==== **Clear RS485 Command** ====
1181 1181  
1367 +(((
1182 1182  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1369 +)))
1183 1183  
1371 +(((
1372 +
1373 +)))
1184 1184  
1185 -* **AT Command:**
1375 +* (((
1376 +**AT Command:**
1377 +)))
1186 1186  
1187 1187  (((
1188 1188  (% 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
1189 1189  )))
1190 1190  
1383 +(((
1191 1191  Example screen shot after clear all RS485 commands. 
1385 +)))
1192 1192  
1387 +(((
1388 +
1389 +)))
1193 1193  
1391 +(((
1194 1194  The uplink screen shot is:
1393 +)))
1195 1195  
1395 +(((
1196 1196  [[image:1654134704555-320.png]]
1397 +)))
1197 1197  
1399 +(((
1400 +
1401 +)))
1198 1198  
1199 -* **Downlink Payload:**
1403 +* (((
1404 +**Downlink Payload:**
1405 +)))
1200 1200  
1407 +(((
1201 1201  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1409 +)))
1202 1202  
1203 1203  
1204 1204  
... ... @@ -1205,44 +1205,59 @@
1205 1205  
1206 1206  ==== **Set Serial Communication Parameters** ====
1207 1207  
1416 +(((
1208 1208  Set the Rs485 serial communication parameters:
1418 +)))
1209 1209  
1210 -* **AT Command:**
1420 +* (((
1421 +**AT Command:**
1422 +)))
1211 1211  
1424 +(((
1212 1212  Set Baud Rate:
1426 +)))
1213 1213  
1214 1214  (% class="box infomessage" %)
1215 1215  (((
1430 +(((
1216 1216  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1217 -)))
1218 1218  
1219 1219  Set UART Parity
1220 -
1221 -(% class="box infomessage" %)
1222 -(((
1223 1223  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1224 -)))
1225 1225  
1226 1226  Set STOPBIT
1227 1227  
1228 -(% class="box infomessage" %)
1229 -(((
1230 1230  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1231 1231  )))
1440 +)))
1232 1232  
1233 1233  
1234 -* **Downlink Payload:**
1443 +* (((
1444 +**Downlink Payload:**
1445 +)))
1235 1235  
1447 +(((
1236 1236  **A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1449 +)))
1237 1237  
1451 +(((
1238 1238  **Example:**
1453 +)))
1239 1239  
1240 -* A7 01 00 60   same as AT+BAUDR=9600
1241 -* A7 01 04 80  same as AT+BAUDR=115200
1455 +* (((
1456 +A7 01 00 60   same as AT+BAUDR=9600
1457 +)))
1458 +* (((
1459 +A7 01 04 80  same as AT+BAUDR=115200
1460 +)))
1242 1242  
1462 +(((
1243 1243  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1464 +)))
1244 1244  
1466 +(((
1245 1245  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1468 +)))
1246 1246  
1247 1247  
1248 1248  
... ... @@ -1249,67 +1249,121 @@
1249 1249  
1250 1250  ==== **Control output power duration** ====
1251 1251  
1475 +(((
1252 1252  User can set the output power duration before each sampling.
1477 +)))
1253 1253  
1254 -* **AT Command:**
1479 +* (((
1480 +**AT Command:**
1481 +)))
1255 1255  
1483 +(((
1256 1256  **Example:**
1485 +)))
1257 1257  
1487 +(((
1258 1258  **AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1489 +)))
1259 1259  
1491 +(((
1260 1260  **AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1493 +)))
1261 1261  
1495 +(((
1496 +
1497 +)))
1262 1262  
1263 -* **LoRaWAN Downlink Command:**
1499 +* (((
1500 +**LoRaWAN Downlink Command:**
1501 +)))
1264 1264  
1503 +(((
1265 1265  **07 01 aa bb**  Same as AT+5VT=(aa bb)
1505 +)))
1266 1266  
1507 +(((
1267 1267  **07 02 aa bb**  Same as AT+3V3T=(aa bb)
1509 +)))
1268 1268  
1269 1269  
1270 1270  
1271 1271  == 3.6 Buttons ==
1272 1272  
1273 -(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1515 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:233px" %)
1274 1274  |=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1275 1275  |(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1276 1276  
1277 -
1278 -
1279 1279  == 3.7 +3V3 Output ==
1280 1280  
1521 +(((
1281 1281  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1523 +)))
1282 1282  
1525 +(((
1283 1283  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. 
1527 +)))
1284 1284  
1529 +(((
1285 1285  The +3V3 output time can be controlled by AT Command.
1531 +)))
1286 1286  
1533 +(((
1534 +
1535 +)))
1287 1287  
1537 +(((
1288 1288  (% style="color:#037691" %)**AT+3V3T=1000**
1539 +)))
1289 1289  
1541 +(((
1542 +
1543 +)))
1290 1290  
1545 +(((
1291 1291  Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1547 +)))
1292 1292  
1549 +(((
1293 1293  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1551 +)))
1294 1294  
1295 1295  
1296 1296  == 3.8 +5V Output ==
1297 1297  
1556 +(((
1298 1298  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1558 +)))
1299 1299  
1560 +(((
1300 1300  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. 
1562 +)))
1301 1301  
1564 +(((
1302 1302  The 5V output time can be controlled by AT Command.
1566 +)))
1303 1303  
1568 +(((
1569 +
1570 +)))
1304 1304  
1572 +(((
1305 1305  (% style="color:#037691" %)**AT+5VT=1000**
1574 +)))
1306 1306  
1576 +(((
1577 +
1578 +)))
1307 1307  
1580 +(((
1308 1308  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1582 +)))
1309 1309  
1584 +(((
1310 1310  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.
1586 +)))
1311 1311  
1312 1312  
1589 +
1313 1313  == 3.9 LEDs ==
1314 1314  
1315 1315  (% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
... ... @@ -1318,22 +1318,20 @@
1318 1318  
1319 1319  == 3.10 Switch Jumper ==
1320 1320  
1321 -(% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
1322 -|=(% style="width: 124px;" %)**Switch Jumper**|=(% style="width: 388px;" %)**Feature**
1323 -|(% style="width:124px" %)**SW1**|(% style="width:388px" %)(((
1324 -ISP position: Upgrade firmware via UART
1325 -
1598 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:463px" %)
1599 +|=(% style="width: 123px;" %)**Switch Jumper**|=(% style="width: 336px;" %)**Feature**
1600 +|(% style="width:123px" %)**SW1**|(% style="width:336px" %)ISP position: Upgrade firmware via UART
1326 1326  Flash position: Configure device, check running status.
1327 -)))
1328 -|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1329 -5V position: set to compatible with 5v I/O.
1330 -
1602 +|(% style="width:123px" %)**SW2**|(% style="width:336px" %)5V position: set to compatible with 5v I/O.
1331 1331  3.3v position: set to compatible with 3.3v I/O.,
1332 -)))
1333 1333  
1605 +(((
1334 1334  **+3.3V**: is always ON
1607 +)))
1335 1335  
1609 +(((
1336 1336  **+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1611 +)))
1337 1337  
1338 1338  
1339 1339  = 4. Case Study =
... ... @@ -1345,17 +1345,23 @@
1345 1345  
1346 1346  == 5.1 Access AT Command ==
1347 1347  
1623 +(((
1348 1348  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.
1625 +)))
1349 1349  
1350 1350  [[image:1654135840598-282.png]]
1351 1351  
1352 1352  
1630 +(((
1353 1353  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:
1632 +)))
1354 1354  
1355 1355  [[image:1654136105500-922.png]]
1356 1356  
1357 1357  
1637 +(((
1358 1358  More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1639 +)))
1359 1359  
1360 1360  
1361 1361  == 5.2 Common AT Command Sequence ==
... ... @@ -1367,20 +1367,14 @@
1367 1367  (% class="box infomessage" %)
1368 1368  (((
1369 1369  **AT+FDR**
1370 -)))
1371 -
1372 -(% class="box infomessage" %)
1373 -(((
1374 1374  **AT+NJM=0**
1375 -)))
1376 -
1377 -(% class="box infomessage" %)
1378 -(((
1379 1379  **ATZ**
1380 1380  )))
1381 1381  
1382 1382  
1656 +(((
1383 1383  If device already joined network:
1658 +)))
1384 1384  
1385 1385  (% class="box infomessage" %)
1386 1386  (((
... ... @@ -1419,10 +1419,12 @@
1419 1419  
1420 1420  (% style="color:red" %)**Note:**
1421 1421  
1697 +(((
1422 1422  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1423 1423  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1424 1424  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.
1425 1425  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
1702 +)))
1426 1426  
1427 1427  [[image:1654136435598-589.png]]
1428 1428  
... ... @@ -1431,13 +1431,23 @@
1431 1431  
1432 1432  == 6.1 How to upgrade the image? ==
1433 1433  
1711 +(((
1434 1434  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1713 +)))
1435 1435  
1436 -* Support new features
1437 -* For bug fix
1438 -* Change LoRaWAN bands.
1715 +* (((
1716 +Support new features
1717 +)))
1718 +* (((
1719 +For bug fix
1720 +)))
1721 +* (((
1722 +Change LoRaWAN bands.
1723 +)))
1439 1439  
1725 +(((
1440 1440  Below shows the hardware connection for how to upload an image to RS485-BL:
1727 +)))
1441 1441  
1442 1442  [[image:1654136646995-976.png]]
1443 1443