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Last modified by Xiaoling on 2025/04/23 15:57
From version 41.3
edited by Xiaoling
on 2022/06/06 10:54
Change comment: There is no comment for this version
To version 42.2
edited by Xiaoling
on 2022/06/06 12:01
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: 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: 2100px;" %)(((
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
... ... @@ -383,7 +383,6 @@
383 383  )))
384 384  
385 385  
386 -
387 387  === 3.3.2 Configure sensors ===
388 388  
389 389  (((
... ... @@ -395,14 +395,14 @@
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" %)(((
397 +|=(% style="width: 80px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 210px;" %)**Example**
398 +|AT+CFGDEV|(% style="width:80px" %)(((
400 400  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
401 401  
402 402  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
403 403  
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
404 +)))|(% 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  
... ... @@ -510,6 +510,10 @@
510 510  )))
511 511  
512 512  (((
512 +
513 +)))
514 +
515 +(((
513 513  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
514 514  )))
515 515  
... ... @@ -868,7 +868,7 @@
868 868  )))
869 869  
870 870  (((
871 -**}**
874 +}
872 872  
873 873  
874 874  )))
... ... @@ -882,14 +882,23 @@
882 882  
883 883  == 3.5 Configure RS485-BL via AT or Downlink ==
884 884  
888 +(((
885 885  User can configure RS485-BL via AT Commands or LoRaWAN Downlink Commands
890 +)))
886 886  
892 +(((
887 887  There are two kinds of Commands:
894 +)))
888 888  
889 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
896 +* (((
897 +(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
898 +)))
890 890  
891 -* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
900 +* (((
901 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
902 +)))
892 892  
904 +
893 893  === 3.5.1 Common Commands: ===
894 894  
895 895  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]]
... ... @@ -898,6 +898,7 @@
898 898  === 3.5.2 Sensor related commands: ===
899 899  
900 900  
913 +
901 901  ==== **Choose Device Type (RS485 or TTL)** ====
902 902  
903 903  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
... ... @@ -921,57 +921,109 @@
921 921  
922 922  
923 923  
937 +
924 924  ==== **RS485 Debug Command (AT+CFGDEV)** ====
925 925  
940 +(((
926 926  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
942 +)))
927 927  
928 -* **AT Command**
944 +* (((
945 +**AT Command**
946 +)))
929 929  
930 930  (% class="box infomessage" %)
931 931  (((
950 +(((
932 932  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
933 933  )))
953 +)))
934 934  
955 +(((
935 935  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
957 +)))
936 936  
959 +(((
960 +
961 +)))
937 937  
938 -* **Downlink Payload**
963 +* (((
964 +**Downlink Payload**
965 +)))
939 939  
967 +(((
940 940  Format: A8 MM NN XX XX XX XX YY
969 +)))
941 941  
971 +(((
942 942  Where:
973 +)))
943 943  
944 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
945 -* NN: The length of RS485 command
946 -* XX XX XX XX: RS485 command total NN bytes
947 -* 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
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 +)))
948 948  
988 +(((
949 949  **Example 1:**
990 +)))
950 950  
992 +(((
951 951  To connect a Modbus Alarm with below commands.
994 +)))
952 952  
953 -* 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 +* (((
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 +)))
954 954  
955 -* 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 +* (((
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 +)))
956 956  
1004 +(((
957 957  So if user want to use downlink command to control to RS485 Alarm, he can use:
1006 +)))
958 958  
1008 +(((
959 959  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
1010 +)))
960 960  
1012 +(((
961 961  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
1014 +)))
962 962  
1016 +(((
963 963  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 +)))
964 964  
1020 +(((
1021 +
1022 +)))
965 965  
1024 +(((
966 966  **Example 2:**
1026 +)))
967 967  
1028 +(((
968 968  Check TTL Sensor return:
1030 +)))
969 969  
1032 +(((
970 970  [[image:1654132684752-193.png]]
1034 +)))
971 971  
972 972  
973 973  
974 974  
1039 +
975 975  ==== **Set Payload version** ====
976 976  
977 977  This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
... ... @@ -992,87 +992,171 @@
992 992  
993 993  
994 994  
1060 +
995 995  ==== **Set RS485 Sampling Commands** ====
996 996  
1063 +(((
997 997  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
1065 +)))
998 998  
1067 +(((
999 999  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 +)))
1000 1000  
1071 +(((
1072 +
1073 +)))
1001 1001  
1002 -* **AT Command:**
1075 +* (((
1076 +**AT Command:**
1077 +)))
1003 1003  
1004 1004  (% class="box infomessage" %)
1005 1005  (((
1081 +(((
1006 1006  **AT+COMMANDx: Configure RS485 read command to sensor.**
1007 1007  )))
1084 +)))
1008 1008  
1009 1009  (% class="box infomessage" %)
1010 1010  (((
1088 +(((
1011 1011  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
1012 1012  )))
1091 +)))
1013 1013  
1014 1014  (% class="box infomessage" %)
1015 1015  (((
1095 +(((
1016 1016  **AT+SEARCHx: Configure search command**
1017 1017  )))
1098 +)))
1018 1018  
1100 +(((
1101 +
1102 +)))
1019 1019  
1020 -* **Downlink Payload:**
1104 +* (((
1105 +**Downlink Payload:**
1106 +)))
1021 1021  
1108 +(((
1022 1022  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
1110 +)))
1023 1023  
1112 +(((
1024 1024  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
1114 +)))
1025 1025  
1116 +(((
1026 1026  Format: AF MM NN LL XX XX XX XX YY
1118 +)))
1027 1027  
1120 +(((
1028 1028  Where:
1122 +)))
1029 1029  
1030 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
1031 -* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
1032 -* LL:  The length of AT+COMMAND or AT+DATACUT command
1033 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
1034 -* 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.
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 +)))
1035 1035  
1140 +(((
1036 1036  **Example:**
1142 +)))
1037 1037  
1144 +(((
1038 1038  (% 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 +)))
1039 1039  
1148 +(((
1040 1040  (% 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 +)))
1041 1041  
1152 +(((
1042 1042  (% 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 +)))
1043 1043  
1156 +(((
1157 +
1158 +)))
1044 1044  
1160 +(((
1045 1045  **0xAB** downlink command can be used for set AT+SEARCHx
1162 +)))
1046 1046  
1164 +(((
1047 1047  **Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
1166 +)))
1048 1048  
1049 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
1050 -* 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
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 +)))
1051 1051  
1175 +(((
1052 1052  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
1177 +)))
1053 1053  
1054 1054  
1055 1055  
1181 +
1056 1056  ==== **Fast command to handle MODBUS device** ====
1057 1057  
1184 +(((
1058 1058  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 +)))
1059 1059  
1188 +(((
1060 1060  This command is valid since v1.3 firmware version
1190 +)))
1061 1061  
1192 +(((
1193 +
1194 +)))
1062 1062  
1196 +(((
1063 1063  **AT+MBFUN has only two value:**
1198 +)))
1064 1064  
1065 -* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1200 +* (((
1201 +**AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1202 +)))
1066 1066  
1204 +(((
1067 1067  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 +)))
1068 1068  
1069 -* **AT+MBFUN=0**: Disable Modbus fast reading.
1208 +* (((
1209 +**AT+MBFUN=0**: Disable Modbus fast reading.
1210 +)))
1070 1070  
1212 +(((
1071 1071  **Example:**
1214 +)))
1072 1072  
1073 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
1074 -* 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.
1075 -* 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.
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 +)))
1076 1076  
1077 1077  [[image:1654133913295-597.png]]
1078 1078  
... ... @@ -1080,67 +1080,120 @@
1080 1080  [[image:1654133954153-643.png]]
1081 1081  
1082 1082  
1083 -* **Downlink Commands:**
1232 +* (((
1233 +**Downlink Commands:**
1234 +)))
1084 1084  
1236 +(((
1085 1085  **A9 aa** ~-~-> Same as AT+MBFUN=aa
1238 +)))
1086 1086  
1087 1087  
1088 1088  
1242 +
1089 1089  ==== **RS485 command timeout** ====
1090 1090  
1245 +(((
1091 1091  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 +)))
1092 1092  
1249 +(((
1093 1093  Default value: 0, range:  0 ~~ 5 seconds
1251 +)))
1094 1094  
1253 +(((
1254 +
1255 +)))
1095 1095  
1096 -* **AT Command:**
1257 +* (((
1258 +**AT Command:**
1259 +)))
1097 1097  
1098 1098  (% class="box infomessage" %)
1099 1099  (((
1263 +(((
1100 1100  **AT+CMDDLaa=hex(bb cc)**
1101 1101  )))
1266 +)))
1102 1102  
1268 +(((
1103 1103  **Example:**
1270 +)))
1104 1104  
1272 +(((
1105 1105  **AT+CMDDL1=1000** to send the open time to 1000ms
1274 +)))
1106 1106  
1276 +(((
1277 +
1278 +)))
1107 1107  
1108 -* **Downlink Payload:**
1280 +* (((
1281 +**Downlink Payload:**
1282 +)))
1109 1109  
1284 +(((
1110 1110  0x AA aa bb cc
1286 +)))
1111 1111  
1288 +(((
1112 1112  Same as: AT+CMDDLaa=hex(bb cc)
1290 +)))
1113 1113  
1292 +(((
1114 1114   **Example:**
1294 +)))
1115 1115  
1296 +(((
1116 1116   **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
1298 +)))
1117 1117  
1118 1118  
1119 1119  
1302 +
1120 1120  ==== **Uplink payload mode** ====
1121 1121  
1305 +(((
1122 1122  Define to use one uplink or multiple uplinks for the sampling.
1307 +)))
1123 1123  
1309 +(((
1124 1124  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
1311 +)))
1125 1125  
1126 -* **AT Command:**
1313 +* (((
1314 +**AT Command:**
1315 +)))
1127 1127  
1128 1128  (% class="box infomessage" %)
1129 1129  (((
1319 +(((
1130 1130  **AT+DATAUP=0**
1131 1131  )))
1322 +)))
1132 1132  
1133 1133  (% class="box infomessage" %)
1134 1134  (((
1326 +(((
1135 1135  **AT+DATAUP=1**
1136 1136  )))
1329 +)))
1137 1137  
1331 +(((
1332 +
1333 +)))
1138 1138  
1139 -* **Downlink Payload:**
1335 +* (((
1336 +**Downlink Payload:**
1337 +)))
1140 1140  
1339 +(((
1141 1141  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
1341 +)))
1142 1142  
1343 +(((
1143 1143  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
1345 +)))
1144 1144  
1145 1145  
1146 1146  
... ... @@ -1158,131 +1158,248 @@
1158 1158  
1159 1159  ==== **Clear RS485 Command** ====
1160 1160  
1363 +(((
1161 1161  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1365 +)))
1162 1162  
1367 +(((
1368 +
1369 +)))
1163 1163  
1164 -* **AT Command:**
1371 +* (((
1372 +**AT Command:**
1373 +)))
1165 1165  
1375 +(((
1166 1166  (% 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 +)))
1167 1167  
1379 +(((
1168 1168  Example screen shot after clear all RS485 commands. 
1381 +)))
1169 1169  
1383 +(((
1384 +
1385 +)))
1170 1170  
1387 +(((
1171 1171  The uplink screen shot is:
1389 +)))
1172 1172  
1391 +(((
1173 1173  [[image:1654134704555-320.png]]
1393 +)))
1174 1174  
1395 +(((
1396 +
1397 +)))
1175 1175  
1176 -* **Downlink Payload:**
1399 +* (((
1400 +**Downlink Payload:**
1401 +)))
1177 1177  
1403 +(((
1178 1178  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1405 +)))
1179 1179  
1180 1180  
1181 1181  
1409 +
1182 1182  ==== **Set Serial Communication Parameters** ====
1183 1183  
1412 +(((
1184 1184  Set the Rs485 serial communication parameters:
1414 +)))
1185 1185  
1186 -* **AT Command:**
1416 +* (((
1417 +**AT Command:**
1418 +)))
1187 1187  
1420 +(((
1188 1188  Set Baud Rate:
1422 +)))
1189 1189  
1190 1190  (% class="box infomessage" %)
1191 1191  (((
1426 +(((
1192 1192  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1193 1193  )))
1429 +)))
1194 1194  
1431 +(((
1195 1195  Set UART Parity
1433 +)))
1196 1196  
1197 1197  (% class="box infomessage" %)
1198 1198  (((
1437 +(((
1199 1199  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1200 1200  )))
1440 +)))
1201 1201  
1442 +(((
1202 1202  Set STOPBIT
1444 +)))
1203 1203  
1204 1204  (% class="box infomessage" %)
1205 1205  (((
1448 +(((
1206 1206  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1207 1207  )))
1451 +)))
1208 1208  
1453 +(((
1454 +
1455 +)))
1209 1209  
1210 -* **Downlink Payload:**
1457 +* (((
1458 +**Downlink Payload:**
1459 +)))
1211 1211  
1461 +(((
1212 1212  **A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1463 +)))
1213 1213  
1465 +(((
1214 1214  **Example:**
1467 +)))
1215 1215  
1216 -* A7 01 00 60   same as AT+BAUDR=9600
1217 -* A7 01 04 80  same as AT+BAUDR=115200
1469 +* (((
1470 +A7 01 00 60   same as AT+BAUDR=9600
1471 +)))
1472 +* (((
1473 +A7 01 04 80  same as AT+BAUDR=115200
1474 +)))
1218 1218  
1476 +(((
1219 1219  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1478 +)))
1220 1220  
1480 +(((
1221 1221  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1482 +)))
1222 1222  
1223 1223  
1224 1224  
1486 +
1225 1225  ==== **Control output power duration** ====
1226 1226  
1489 +(((
1227 1227  User can set the output power duration before each sampling.
1491 +)))
1228 1228  
1229 -* **AT Command:**
1493 +* (((
1494 +**AT Command:**
1495 +)))
1230 1230  
1497 +(((
1231 1231  **Example:**
1499 +)))
1232 1232  
1501 +(((
1233 1233  **AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1503 +)))
1234 1234  
1505 +(((
1235 1235  **AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1507 +)))
1236 1236  
1509 +(((
1510 +
1511 +)))
1237 1237  
1238 -* **LoRaWAN Downlink Command:**
1513 +* (((
1514 +**LoRaWAN Downlink Command:**
1515 +)))
1239 1239  
1517 +(((
1240 1240  **07 01 aa bb**  Same as AT+5VT=(aa bb)
1519 +)))
1241 1241  
1521 +(((
1242 1242  **07 02 aa bb**  Same as AT+3V3T=(aa bb)
1523 +)))
1243 1243  
1244 1244  
1245 1245  
1246 1246  == 3.6 Buttons ==
1247 1247  
1248 -(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1529 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:233px" %)
1249 1249  |=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1250 1250  |(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1251 1251  
1533 +
1252 1252  == 3.7 +3V3 Output ==
1253 1253  
1536 +(((
1254 1254  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1538 +)))
1255 1255  
1540 +(((
1256 1256  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. 
1542 +)))
1257 1257  
1544 +(((
1258 1258  The +3V3 output time can be controlled by AT Command.
1546 +)))
1259 1259  
1548 +(((
1549 +
1550 +)))
1260 1260  
1552 +(((
1261 1261  (% style="color:#037691" %)**AT+3V3T=1000**
1554 +)))
1262 1262  
1556 +(((
1557 +
1558 +)))
1263 1263  
1560 +(((
1264 1264  Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1562 +)))
1265 1265  
1564 +(((
1266 1266  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1566 +)))
1267 1267  
1268 1268  
1269 1269  == 3.8 +5V Output ==
1270 1270  
1571 +(((
1271 1271  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1573 +)))
1272 1272  
1575 +(((
1273 1273  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. 
1577 +)))
1274 1274  
1579 +(((
1275 1275  The 5V output time can be controlled by AT Command.
1581 +)))
1276 1276  
1583 +(((
1584 +
1585 +)))
1277 1277  
1587 +(((
1278 1278  (% style="color:#037691" %)**AT+5VT=1000**
1589 +)))
1279 1279  
1591 +(((
1592 +
1593 +)))
1280 1280  
1595 +(((
1281 1281  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1597 +)))
1282 1282  
1599 +(((
1283 1283  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.
1601 +)))
1284 1284  
1285 1285  
1604 +
1286 1286  == 3.9 LEDs ==
1287 1287  
1288 1288  (% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
... ... @@ -1289,6 +1289,7 @@
1289 1289  |=**LEDs**|=(% style="width: 274px;" %)**Feature**
1290 1290  |**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1291 1291  
1611 +
1292 1292  == 3.10 Switch Jumper ==
1293 1293  
1294 1294  (% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
... ... @@ -1304,9 +1304,13 @@
1304 1304  3.3v position: set to compatible with 3.3v I/O.,
1305 1305  )))
1306 1306  
1627 +(((
1307 1307  **+3.3V**: is always ON
1629 +)))
1308 1308  
1631 +(((
1309 1309  **+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1633 +)))
1310 1310  
1311 1311  
1312 1312  = 4. Case Study =
... ... @@ -1318,17 +1318,23 @@
1318 1318  
1319 1319  == 5.1 Access AT Command ==
1320 1320  
1645 +(((
1321 1321  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.
1647 +)))
1322 1322  
1323 1323  [[image:1654135840598-282.png]]
1324 1324  
1325 1325  
1652 +(((
1326 1326  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:
1654 +)))
1327 1327  
1328 1328  [[image:1654136105500-922.png]]
1329 1329  
1330 1330  
1659 +(((
1331 1331  More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1661 +)))
1332 1332  
1333 1333  
1334 1334  == 5.2 Common AT Command Sequence ==
... ... @@ -1353,7 +1353,9 @@
1353 1353  )))
1354 1354  
1355 1355  
1686 +(((
1356 1356  If device already joined network:
1688 +)))
1357 1357  
1358 1358  (% class="box infomessage" %)
1359 1359  (((
... ... @@ -1392,10 +1392,12 @@
1392 1392  
1393 1393  (% style="color:red" %)**Note:**
1394 1394  
1727 +(((
1395 1395  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1396 1396  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1397 1397  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.
1398 1398  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
1732 +)))
1399 1399  
1400 1400  [[image:1654136435598-589.png]]
1401 1401  
... ... @@ -1404,13 +1404,23 @@
1404 1404  
1405 1405  == 6.1 How to upgrade the image? ==
1406 1406  
1741 +(((
1407 1407  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1743 +)))
1408 1408  
1409 -* Support new features
1410 -* For bug fix
1411 -* Change LoRaWAN bands.
1745 +* (((
1746 +Support new features
1747 +)))
1748 +* (((
1749 +For bug fix
1750 +)))
1751 +* (((
1752 +Change LoRaWAN bands.
1753 +)))
1412 1412  
1755 +(((
1413 1413  Below shows the hardware connection for how to upload an image to RS485-BL:
1757 +)))
1414 1414  
1415 1415  [[image:1654136646995-976.png]]
1416 1416  
... ... @@ -1476,6 +1476,7 @@
1476 1476  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1477 1477  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1478 1478  
1823 +
1479 1479  = 9. Packing Info =
1480 1480  
1481 1481  (((