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Last modified by Xiaoling on 2025/04/23 15:57
From version 40.47
edited by Xiaoling
on 2022/06/06 10:32
Change comment: There is no comment for this version
To version 32.10
edited by Xiaoling
on 2022/06/02 09:47
Change comment: There is no comment for this version

Summary

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... ... @@ -124,47 +124,29 @@
124 124  (((
125 125  
126 126  
127 -(((
128 128  v1.4
129 129  )))
130 -)))
131 131  
132 132  (((
133 -(((
134 134  ~1. Change Power IC to TPS22916
135 135  )))
136 -)))
137 137  
138 -(((
139 -
140 -)))
141 141  
142 142  (((
143 -(((
144 144  v1.3
145 145  )))
146 -)))
147 147  
148 148  (((
149 -(((
150 150  ~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire
151 151  )))
152 -)))
153 153  
154 -(((
155 -
156 -)))
157 157  
158 158  (((
159 -(((
160 160  v1.2
161 161  )))
162 -)))
163 163  
164 164  (((
165 -(((
166 166  Release version ​​​​​
167 -)))
168 168  
169 169  
170 170  )))
... ... @@ -258,132 +258,82 @@
258 258  
259 259  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
260 260  
261 -(((
262 262  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
263 -)))
264 264  
265 -(((
266 266  **~1. RS485-MODBUS mode:**
267 -)))
268 268  
269 -(((
270 270  AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
271 -)))
272 272  
273 -(((
274 274  **2. TTL mode:**
275 -)))
276 276  
277 -(((
278 278  AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
279 -)))
280 280  
281 -(((
282 282  RS485-BL default UART settings is **9600, no parity, stop bit 1**. If the sensor has a different settings, user can change the RS485-BL setting to match.
283 -)))
284 284  
285 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
286 -|=(% style="width: 120px;" %)(((
287 -(((
255 +(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
256 +|(((
288 288  **AT Commands**
289 -)))
290 -)))|=(% style="width: 190px;" %)(((
291 -(((
258 +)))|(% style="width:285px" %)(((
292 292  **Description**
293 -)))
294 -)))|=(% style="width: 190px;" %)(((
295 -(((
260 +)))|(% style="width:347px" %)(((
296 296  **Example**
297 297  )))
298 -)))
299 -|(% style="width:120px" %)(((
300 -(((
263 +|(((
301 301  AT+BAUDR
302 -)))
303 -)))|(% style="width:190px" %)(((
304 -(((
265 +)))|(% style="width:285px" %)(((
305 305  Set the baud rate (for RS485 connection). Default Value is: 9600.
306 -)))
307 -)))|(% style="width:190px" %)(((
267 +)))|(% style="width:347px" %)(((
308 308  (((
309 -(((
310 310  AT+BAUDR=9600
311 311  )))
312 -)))
313 313  
314 314  (((
315 -(((
316 316  Options: (1200,2400,4800,14400,19200,115200)
317 317  )))
318 318  )))
319 -)))
320 -|(% style="width:120px" %)(((
321 -(((
276 +|(((
322 322  AT+PARITY
323 -)))
324 -)))|(% style="width:190px" %)(((
278 +)))|(% style="width:285px" %)(((
325 325  (((
326 -(((
327 327  Set UART parity (for RS485 connection)
328 328  )))
329 -)))
330 330  
331 331  (((
332 -(((
333 333  Default Value is: no parity.
334 334  )))
335 -)))
336 -)))|(% style="width:190px" %)(((
286 +)))|(% style="width:347px" %)(((
337 337  (((
338 -(((
339 339  AT+PARITY=0
340 340  )))
341 -)))
342 342  
343 343  (((
344 -(((
345 345  Option: 0: no parity, 1: odd parity, 2: even parity
346 346  )))
347 347  )))
348 -)))
349 -|(% style="width:120px" %)(((
350 -(((
295 +|(((
351 351  AT+STOPBIT
352 -)))
353 -)))|(% style="width:190px" %)(((
297 +)))|(% style="width:285px" %)(((
354 354  (((
355 -(((
356 356  Set serial stopbit (for RS485 connection)
357 357  )))
358 -)))
359 359  
360 360  (((
361 -(((
362 362  Default Value is: 1bit.
363 363  )))
364 -)))
365 -)))|(% style="width:190px" %)(((
305 +)))|(% style="width:347px" %)(((
366 366  (((
367 -(((
368 368  AT+STOPBIT=0 for 1bit
369 369  )))
370 -)))
371 371  
372 372  (((
373 -(((
374 374  AT+STOPBIT=1 for 1.5 bit
375 375  )))
376 -)))
377 377  
378 378  (((
379 -(((
380 380  AT+STOPBIT=2 for 2 bits
381 381  )))
382 382  )))
383 -)))
384 384  
385 -
386 -
387 387  === 3.3.2 Configure sensors ===
388 388  
389 389  (((
... ... @@ -789,7 +789,7 @@
789 789  )))
790 790  
791 791  (((
792 -**}**
724 +}
793 793  
794 794  
795 795  )))
... ... @@ -807,7 +807,7 @@
807 807  
808 808  There are two kinds of Commands:
809 809  
810 -* (% 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]]
742 +* (% 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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
811 811  
812 812  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
813 813  
... ... @@ -818,6 +818,7 @@
818 818  
819 819  === 3.5.2 Sensor related commands: ===
820 820  
753 +==== ====
821 821  
822 822  ==== **Choose Device Type (RS485 or TTL)** ====
823 823  
... ... @@ -892,7 +892,6 @@
892 892  
893 893  
894 894  
895 -
896 896  ==== **Set Payload version** ====
897 897  
898 898  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.
... ... @@ -1065,7 +1065,6 @@
1065 1065  
1066 1066  
1067 1067  
1068 -
1069 1069  ==== **Manually trigger an Uplink** ====
1070 1070  
1071 1071  Ask device to send an uplink immediately.
... ... @@ -1076,63 +1076,57 @@
1076 1076  
1077 1077  
1078 1078  
1079 -
1080 1080  ==== **Clear RS485 Command** ====
1081 1081  
1082 1082  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1083 1083  
1084 1084  
1085 -* **AT Command:**
1015 +* AT Command:
1086 1086  
1087 -(% 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
1017 +**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1088 1088  
1019 +Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1020 +
1089 1089  Example screen shot after clear all RS485 commands. 
1090 1090  
1091 1091  
1024 +
1092 1092  The uplink screen shot is:
1093 1093  
1094 -[[image:1654134704555-320.png]]
1027 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1095 1095  
1096 1096  
1097 -* **Downlink Payload:**
1030 +* Downlink Payload:
1098 1098  
1099 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
1032 +0x09 aa bb same as AT+CMDEAR=aa,bb
1100 1100  
1101 1101  
1035 +==== Set Serial Communication Parameters ====
1102 1102  
1103 -==== **Set Serial Communication Parameters** ====
1104 -
1105 1105  Set the Rs485 serial communication parameters:
1106 1106  
1107 -* **AT Command:**
1039 +* AT Command:
1108 1108  
1109 1109  Set Baud Rate:
1110 1110  
1111 -(% class="box infomessage" %)
1112 -(((
1113 -**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1114 -)))
1043 +AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1115 1115  
1116 -Set UART Parity
1117 1117  
1118 -(% class="box infomessage" %)
1119 -(((
1120 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1121 -)))
1046 +Set UART parity
1122 1122  
1048 +AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1049 +
1050 +
1123 1123  Set STOPBIT
1124 1124  
1125 -(% class="box infomessage" %)
1126 -(((
1127 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1128 -)))
1053 +AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1129 1129  
1130 1130  
1131 -* **Downlink Payload:**
1056 +* Downlink Payload:
1132 1132  
1133 -**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1058 +A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1134 1134  
1135 -**Example:**
1060 +Example:
1136 1136  
1137 1137  * A7 01 00 60   same as AT+BAUDR=9600
1138 1138  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1142,189 +1142,180 @@
1142 1142  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1143 1143  
1144 1144  
1070 +==== Control output power duration ====
1145 1145  
1146 -==== **Control output power duration** ====
1147 -
1148 1148  User can set the output power duration before each sampling.
1149 1149  
1150 -* **AT Command:**
1074 +* AT Command:
1151 1151  
1152 -**Example:**
1076 +Example:
1153 1153  
1154 -**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1078 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1155 1155  
1156 -**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1080 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1157 1157  
1158 1158  
1159 -* **LoRaWAN Downlink Command:**
1083 +* LoRaWAN Downlink Command:
1160 1160  
1161 -**07 01 aa bb**  Same as AT+5VT=(aa bb)
1085 +07 01 aa bb  Same as AT+5VT=(aa bb)
1162 1162  
1163 -**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1087 +07 02 aa bb  Same as AT+3V3T=(aa bb)
1164 1164  
1165 1165  
1166 1166  
1167 -== 3.6 Buttons ==
1168 1168  
1169 -(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1170 -|=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1171 -|(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1092 +1.
1093 +11. Buttons
1172 1172  
1173 -== 3.7 +3V3 Output ==
1095 +|**Button**|**Feature**
1096 +|**RST**|Reboot RS485-BL
1174 1174  
1098 +1.
1099 +11. +3V3 Output
1100 +
1175 1175  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1176 1176  
1177 1177  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. 
1178 1178  
1105 +
1179 1179  The +3V3 output time can be controlled by AT Command.
1180 1180  
1108 +**AT+3V3T=1000**
1181 1181  
1182 -(% style="color:#037691" %)**AT+3V3T=1000**
1183 -
1184 -
1185 1185  Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1186 1186  
1112 +
1187 1187  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1188 1188  
1189 1189  
1190 -== 3.8 +5V Output ==
1116 +1.
1117 +11. +5V Output
1191 1191  
1192 1192  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1193 1193  
1194 1194  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. 
1195 1195  
1123 +
1196 1196  The 5V output time can be controlled by AT Command.
1197 1197  
1126 +**AT+5VT=1000**
1198 1198  
1199 -(% style="color:#037691" %)**AT+5VT=1000**
1200 -
1201 -
1202 1202  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1203 1203  
1130 +
1204 1204  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.
1205 1205  
1206 1206  
1207 -== 3.9 LEDs ==
1208 1208  
1209 -(% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
1210 -|=**LEDs**|=(% style="width: 274px;" %)**Feature**
1211 -|**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1212 1212  
1213 -== 3.10 Switch Jumper ==
1136 +1.
1137 +11. LEDs
1214 1214  
1215 -(% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
1216 -|=(% style="width: 124px;" %)**Switch Jumper**|=(% style="width: 388px;" %)**Feature**
1217 -|(% style="width:124px" %)**SW1**|(% style="width:388px" %)(((
1139 +|**LEDs**|**Feature**
1140 +|**LED1**|Blink when device transmit a packet.
1141 +
1142 +1.
1143 +11. Switch Jumper
1144 +
1145 +|**Switch Jumper**|**Feature**
1146 +|**SW1**|(((
1218 1218  ISP position: Upgrade firmware via UART
1219 1219  
1220 1220  Flash position: Configure device, check running status.
1221 1221  )))
1222 -|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1151 +|**SW2**|(((
1223 1223  5V position: set to compatible with 5v I/O.
1224 1224  
1225 1225  3.3v position: set to compatible with 3.3v I/O.,
1226 1226  )))
1227 1227  
1228 -**+3.3V**: is always ON
1157 ++3.3V: is always ON
1229 1229  
1230 -**+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1159 ++5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1231 1231  
1161 +1. Case Study
1232 1232  
1233 -= 4. Case Study =
1163 +User can check this URL for some case studies.
1234 1234  
1235 -User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]
1165 +[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
1236 1236  
1237 1237  
1238 -= 5. Use AT Command =
1239 1239  
1240 -== 5.1 Access AT Command ==
1241 1241  
1170 +1. Use AT Command
1171 +11. Access AT Command
1172 +
1242 1242  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.
1243 1243  
1244 -[[image:1654135840598-282.png]]
1175 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1245 1245  
1246 1246  
1247 -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:
1178 +In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1248 1248  
1249 -[[image:1654136105500-922.png]]
1180 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1250 1250  
1251 1251  
1252 -More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1253 1253  
1184 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1254 1254  
1255 -== 5.2 Common AT Command Sequence ==
1256 1256  
1257 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1258 1258  
1188 +1.
1189 +11. Common AT Command Sequence
1190 +111. Multi-channel ABP mode (Use with SX1301/LG308)
1191 +
1259 1259  If device has not joined network yet:
1260 1260  
1261 -(% class="box infomessage" %)
1262 -(((
1263 -**AT+FDR**
1264 -)))
1194 +AT+FDR
1265 1265  
1266 -(% class="box infomessage" %)
1267 -(((
1268 -**AT+NJM=0**
1269 -)))
1196 +AT+NJM=0
1270 1270  
1271 -(% class="box infomessage" %)
1272 -(((
1273 -**ATZ**
1274 -)))
1198 +ATZ
1275 1275  
1276 1276  
1277 1277  If device already joined network:
1278 1278  
1279 -(% class="box infomessage" %)
1280 -(((
1281 -**AT+NJM=0**
1282 -)))
1203 +AT+NJM=0
1283 1283  
1284 -(% class="box infomessage" %)
1285 -(((
1286 -**ATZ**
1287 -)))
1205 +ATZ
1288 1288  
1207 +1.
1208 +11.
1209 +111. Single-channel ABP mode (Use with LG01/LG02)
1289 1289  
1290 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1211 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1291 1291  
1213 +AT+NJM=0 Set to ABP mode
1292 1292  
1293 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1215 +AT+ADR=0 Set the Adaptive Data Rate Off
1294 1294  
1295 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1217 +AT+DR=5  Set Data Rate
1296 1296  
1297 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1219 +AT+TDC=60000  Set transmit interval to 60 seconds
1298 1298  
1299 -(% style="background-color:#dcdcdc" %)**AT+DR=5**  (%%)Set Data Rate
1221 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1300 1300  
1301 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1223 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1302 1302  
1303 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
1225 +AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1304 1304  
1305 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1227 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1306 1306  
1307 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1229 +ATZ          Reset MCU
1308 1308  
1309 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1231 +**Note:**
1310 1310  
1311 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1233 +1. Make sure the device is set to ABP mode in the IoT Server.
1234 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1235 +1. 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.
1236 +1. 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
1312 1312  
1238 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1313 1313  
1314 -(% style="color:red" %)**Note:**
1315 1315  
1316 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1317 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1318 -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.
1319 -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
1241 +1. FAQ
1242 +11. How to upgrade the image?
1320 1320  
1321 -[[image:1654136435598-589.png]]
1322 -
1323 -
1324 -= 6. FAQ =
1325 -
1326 -== 6.1 How to upgrade the image? ==
1327 -
1328 1328  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1329 1329  
1330 1330  * Support new features
... ... @@ -1333,7 +1333,7 @@
1333 1333  
1334 1334  Below shows the hardware connection for how to upload an image to RS485-BL:
1335 1335  
1336 -[[image:1654136646995-976.png]]
1252 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1337 1337  
1338 1338  **Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1339 1339  
... ... @@ -1341,102 +1341,97 @@
1341 1341  
1342 1342  **Step3: **Open flashloader; choose the correct COM port to update.
1343 1343  
1344 -[[image:image-20220602102605-1.png]]
1345 1345  
1261 +|(((
1262 +HOLD PRO then press the RST button, SYS will be ON, then click next
1263 +)))
1346 1346  
1347 -[[image:image-20220602102637-2.png]]
1265 +|(((
1266 +Board detected
1267 +)))
1348 1348  
1269 +|(((
1270 +
1271 +)))
1349 1349  
1350 -[[image:image-20220602102715-3.png]]
1273 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]]
1351 1351  
1352 1352  
1353 1353  
1354 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1277 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]]
1355 1355  
1356 -(((
1357 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1358 -)))
1359 1359  
1280 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]
1360 1360  
1361 1361  
1362 -== 6.3 How many RS485-Slave can RS485-BL connects? ==
1283 +1.
1284 +11. How to change the LoRa Frequency Bands/Region?
1363 1363  
1364 -(((
1365 -The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1366 -)))
1286 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1367 1367  
1368 1368  
1369 1369  
1370 -= 7. Trouble Shooting =
1290 +1.
1291 +11. How many RS485-Slave can RS485-BL connects?
1371 1371  
1293 +The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]].
1372 1372  
1373 -== 7.1 Downlink doesn’t work, how to solve it? ==
1374 1374  
1375 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1376 1376  
1377 1377  
1378 -== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1298 +1. Trouble Shooting     
1299 +11. Downlink doesn’t work, how to solve it?
1379 1379  
1380 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1301 +Please see this link for debug:
1381 1381  
1303 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 
1382 1382  
1383 -= 8. Order Info =
1384 1384  
1385 -(% style="color:blue" %)**Part Number: RS485-BL-XXX**
1386 1386  
1387 -(% style="color:blue" %)**XXX:**
1307 +1.
1308 +11. Why I can’t join TTN V3 in US915 /AU915 bands?
1388 1388  
1389 -* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1390 -* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1391 -* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1392 -* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1393 -* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1394 -* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1395 -* (% style="color:blue" %)**US915**(%%): frequency bands US915
1396 -* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1397 -* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1398 -* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1310 +It might about the channels mapping. Please see for detail.
1399 1399  
1400 -= 9. Packing Info =
1312 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1401 1401  
1402 -(((
1314 +
1315 +
1316 +1. Order Info
1317 +
1318 +**Part Number: RS485-BL-XXX**
1319 +
1320 +**XXX:**
1321 +
1322 +* **EU433**: frequency bands EU433
1323 +* **EU868**: frequency bands EU868
1324 +* **KR920**: frequency bands KR920
1325 +* **CN470**: frequency bands CN470
1326 +* **AS923**: frequency bands AS923
1327 +* **AU915**: frequency bands AU915
1328 +* **US915**: frequency bands US915
1329 +* **IN865**: frequency bands IN865
1330 +* **RU864**: frequency bands RU864
1331 +* **KZ865: **frequency bands KZ865
1332 +
1333 +1. Packing Info
1334 +
1403 1403  **Package Includes**:
1404 -)))
1405 1405  
1406 -* (((
1407 -RS485-BL x 1
1408 -)))
1409 -* (((
1410 -Stick Antenna for LoRa RF part x 1
1411 -)))
1412 -* (((
1413 -Program cable x 1
1414 -)))
1337 +* RS485-BL x 1
1338 +* Stick Antenna for LoRa RF part x 1
1339 +* Program cable x 1
1415 1415  
1416 -(((
1417 1417  **Dimension and weight**:
1418 -)))
1419 1419  
1420 -* (((
1421 -Device Size: 13.5 x 7 x 3 cm
1422 -)))
1423 -* (((
1424 -Device Weight: 105g
1425 -)))
1426 -* (((
1427 -Package Size / pcs : 14.5 x 8 x 5 cm
1428 -)))
1429 -* (((
1430 -Weight / pcs : 170g
1343 +* Device Size: 13.5 x 7 x 3 cm
1344 +* Device Weight: 105g
1345 +* Package Size / pcs : 14.5 x 8 x 5 cm
1346 +* Weight / pcs : 170g
1431 1431  
1432 -
1433 -)))
1348 +1. Support
1434 1434  
1435 -= 10. Support =
1350 +* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1351 +* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1436 1436  
1437 -* (((
1438 -Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1439 -)))
1440 -* (((
1441 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1442 -)))
1353 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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