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Last modified by Xiaoling on 2025/04/23 15:57
From version 40.17
edited by Xiaoling
on 2022/06/06 09:36
Change comment: There is no comment for this version
To version 32.6
edited by Xiaoling
on 2022/06/02 09:42
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -94,8 +94,6 @@
94 94  * 127 dB Dynamic Range RSSI.
95 95  * Automatic RF Sense and CAD with ultra-fast AFC. ​​​
96 96  
97 -
98 -
99 99  == 1.3 Features ==
100 100  
101 101  * LoRaWAN Class A & Class C protocol (default Class A)
... ... @@ -107,8 +107,6 @@
107 107  * Support Modbus protocol
108 108  * Support Interrupt uplink
109 109  
110 -
111 -
112 112  == 1.4 Applications ==
113 113  
114 114  * Smart Buildings & Home Automation
... ... @@ -118,8 +118,6 @@
118 118  * Smart Cities
119 119  * Smart Factory
120 120  
121 -
122 -
123 123  == 1.5 Firmware Change log ==
124 124  
125 125  [[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);"]]
... ... @@ -745,12 +745,10 @@
745 745  
746 746  There are two kinds of Commands:
747 747  
748 -* (% 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]]
749 749  
750 750  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
751 751  
752 -
753 -
754 754  === 3.5.1 Common Commands: ===
755 755  
756 756  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]]
... ... @@ -758,6 +758,7 @@
758 758  
759 759  === 3.5.2 Sensor related commands: ===
760 760  
753 +==== ====
761 761  
762 762  ==== **Choose Device Type (RS485 or TTL)** ====
763 763  
... ... @@ -832,7 +832,6 @@
832 832  
833 833  
834 834  
835 -
836 836  ==== **Set Payload version** ====
837 837  
838 838  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.
... ... @@ -929,6 +929,7 @@
929 929  
930 930  * **AT+MBFUN=0**: Disable Modbus fast reading.
931 931  
924 +
932 932  **Example:**
933 933  
934 934  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
... ... @@ -982,95 +982,82 @@
982 982  
983 983  Define to use one uplink or multiple uplinks for the sampling.
984 984  
985 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
978 +The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
986 986  
987 -* **AT Command:**
980 +* AT Command:
988 988  
989 -(% class="box infomessage" %)
990 -(((
991 -**AT+DATAUP=0**
992 -)))
982 +AT+DATAUP=0
993 993  
994 -(% class="box infomessage" %)
995 -(((
996 -**AT+DATAUP=1**
997 -)))
984 +AT+DATAUP=1
998 998  
999 999  
1000 -* **Downlink Payload:**
987 +* Downlink Payload:
1001 1001  
1002 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
989 +0xAD 00   à Same as AT+DATAUP=0
1003 1003  
1004 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1
991 +0xAD 01   à Same as AT+DATAUP=1
1005 1005  
1006 1006  
994 +==== Manually trigger an Uplink ====
1007 1007  
1008 -==== **Manually trigger an Uplink** ====
1009 -
1010 1010  Ask device to send an uplink immediately.
1011 1011  
1012 -* **Downlink Payload:**
998 +* Downlink Payload:
1013 1013  
1014 -**0x08 FF**, RS485-BL will immediately send an uplink.
1000 +0x08 FF, RS485-BL will immediately send an uplink.
1015 1015  
1016 1016  
1003 +==== Clear RS485 Command ====
1017 1017  
1018 -==== **Clear RS485 Command** ====
1019 -
1020 1020  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1021 1021  
1022 1022  
1023 -* **AT Command:**
1008 +* AT Command:
1024 1024  
1025 -(% 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
1010 +**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1026 1026  
1012 +Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1013 +
1027 1027  Example screen shot after clear all RS485 commands. 
1028 1028  
1029 1029  
1017 +
1030 1030  The uplink screen shot is:
1031 1031  
1032 -[[image:1654134704555-320.png]]
1020 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1033 1033  
1034 1034  
1035 -* **Downlink Payload:**
1023 +* Downlink Payload:
1036 1036  
1037 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
1025 +0x09 aa bb same as AT+CMDEAR=aa,bb
1038 1038  
1039 1039  
1028 +==== Set Serial Communication Parameters ====
1040 1040  
1041 -==== **Set Serial Communication Parameters** ====
1042 -
1043 1043  Set the Rs485 serial communication parameters:
1044 1044  
1045 -* **AT Command:**
1032 +* AT Command:
1046 1046  
1047 1047  Set Baud Rate:
1048 1048  
1049 -(% class="box infomessage" %)
1050 -(((
1051 -**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1052 -)))
1036 +AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1053 1053  
1054 -Set UART Parity
1055 1055  
1056 -(% class="box infomessage" %)
1057 -(((
1058 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1059 -)))
1039 +Set UART parity
1060 1060  
1041 +AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1042 +
1043 +
1061 1061  Set STOPBIT
1062 1062  
1063 -(% class="box infomessage" %)
1064 -(((
1065 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1066 -)))
1046 +AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1067 1067  
1068 1068  
1069 -* **Downlink Payload:**
1049 +* Downlink Payload:
1070 1070  
1071 -**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1051 +A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1072 1072  
1073 -**Example:**
1053 +Example:
1074 1074  
1075 1075  * A7 01 00 60   same as AT+BAUDR=9600
1076 1076  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1080,192 +1080,180 @@
1080 1080  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1081 1081  
1082 1082  
1063 +==== Control output power duration ====
1083 1083  
1084 -==== **Control output power duration** ====
1085 -
1086 1086  User can set the output power duration before each sampling.
1087 1087  
1088 -* **AT Command:**
1067 +* AT Command:
1089 1089  
1090 -**Example:**
1069 +Example:
1091 1091  
1092 -**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1071 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1093 1093  
1094 -**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1073 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1095 1095  
1096 1096  
1097 -* **LoRaWAN Downlink Command:**
1076 +* LoRaWAN Downlink Command:
1098 1098  
1099 -**07 01 aa bb**  Same as AT+5VT=(aa bb)
1078 +07 01 aa bb  Same as AT+5VT=(aa bb)
1100 1100  
1101 -**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1080 +07 02 aa bb  Same as AT+3V3T=(aa bb)
1102 1102  
1103 1103  
1104 -== 3.6 Buttons ==
1105 1105  
1106 -(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1107 -|=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1108 -|(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1109 1109  
1085 +1.
1086 +11. Buttons
1110 1110  
1088 +|**Button**|**Feature**
1089 +|**RST**|Reboot RS485-BL
1111 1111  
1112 -== 3.7 +3V3 Output ==
1091 +1.
1092 +11. +3V3 Output
1113 1113  
1114 1114  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1115 1115  
1116 1116  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. 
1117 1117  
1098 +
1118 1118  The +3V3 output time can be controlled by AT Command.
1119 1119  
1101 +**AT+3V3T=1000**
1120 1120  
1121 -(% style="color:#037691" %)**AT+3V3T=1000**
1122 -
1123 -
1124 1124  Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1125 1125  
1105 +
1126 1126  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1127 1127  
1128 1128  
1129 -== 3.8 +5V Output ==
1109 +1.
1110 +11. +5V Output
1130 1130  
1131 1131  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1132 1132  
1133 1133  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. 
1134 1134  
1116 +
1135 1135  The 5V output time can be controlled by AT Command.
1136 1136  
1119 +**AT+5VT=1000**
1137 1137  
1138 -(% style="color:#037691" %)**AT+5VT=1000**
1139 -
1140 -
1141 1141  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1142 1142  
1123 +
1143 1143  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.
1144 1144  
1145 1145  
1146 -== 3.9 LEDs ==
1147 1147  
1148 -(% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
1149 -|=**LEDs**|=(% style="width: 274px;" %)**Feature**
1150 -|**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1151 1151  
1129 +1.
1130 +11. LEDs
1152 1152  
1132 +|**LEDs**|**Feature**
1133 +|**LED1**|Blink when device transmit a packet.
1153 1153  
1154 -== 3.10 Switch Jumper ==
1135 +1.
1136 +11. Switch Jumper
1155 1155  
1156 -(% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
1157 -|=(% style="width: 124px;" %)**Switch Jumper**|=(% style="width: 388px;" %)**Feature**
1158 -|(% style="width:124px" %)**SW1**|(% style="width:388px" %)(((
1138 +|**Switch Jumper**|**Feature**
1139 +|**SW1**|(((
1159 1159  ISP position: Upgrade firmware via UART
1160 1160  
1161 1161  Flash position: Configure device, check running status.
1162 1162  )))
1163 -|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1144 +|**SW2**|(((
1164 1164  5V position: set to compatible with 5v I/O.
1165 1165  
1166 1166  3.3v position: set to compatible with 3.3v I/O.,
1167 1167  )))
1168 1168  
1169 -**+3.3V**: is always ON
1150 ++3.3V: is always ON
1170 1170  
1171 -**+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1152 ++5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1172 1172  
1154 +1. Case Study
1173 1173  
1174 -= 4. Case Study =
1156 +User can check this URL for some case studies.
1175 1175  
1176 -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]]
1158 +[[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]]
1177 1177  
1178 1178  
1179 -= 5. Use AT Command =
1180 1180  
1181 -== 5.1 Access AT Command ==
1182 1182  
1163 +1. Use AT Command
1164 +11. Access AT Command
1165 +
1183 1183  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.
1184 1184  
1185 -[[image:1654135840598-282.png]]
1168 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1186 1186  
1187 1187  
1188 -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:
1171 +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:
1189 1189  
1190 -[[image:1654136105500-922.png]]
1173 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1191 1191  
1192 1192  
1193 -More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]]
1194 1194  
1177 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1195 1195  
1196 -== 5.2 Common AT Command Sequence ==
1197 1197  
1198 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1199 1199  
1181 +1.
1182 +11. Common AT Command Sequence
1183 +111. Multi-channel ABP mode (Use with SX1301/LG308)
1184 +
1200 1200  If device has not joined network yet:
1201 1201  
1202 -(% class="box infomessage" %)
1203 -(((
1204 -**AT+FDR**
1205 -)))
1187 +AT+FDR
1206 1206  
1207 -(% class="box infomessage" %)
1208 -(((
1209 -**AT+NJM=0**
1210 -)))
1189 +AT+NJM=0
1211 1211  
1212 -(% class="box infomessage" %)
1213 -(((
1214 -**ATZ**
1215 -)))
1191 +ATZ
1216 1216  
1217 1217  
1218 1218  If device already joined network:
1219 1219  
1220 -(% class="box infomessage" %)
1221 -(((
1222 -**AT+NJM=0**
1223 -)))
1196 +AT+NJM=0
1224 1224  
1225 -(% class="box infomessage" %)
1226 -(((
1227 -**ATZ**
1228 -)))
1198 +ATZ
1229 1229  
1200 +1.
1201 +11.
1202 +111. Single-channel ABP mode (Use with LG01/LG02)
1230 1230  
1231 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1204 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1232 1232  
1206 +AT+NJM=0 Set to ABP mode
1233 1233  
1234 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1208 +AT+ADR=0 Set the Adaptive Data Rate Off
1235 1235  
1236 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1210 +AT+DR=5  Set Data Rate
1237 1237  
1238 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1212 +AT+TDC=60000  Set transmit interval to 60 seconds
1239 1239  
1240 -(% style="background-color:#dcdcdc" %)**AT+DR=5**  (%%)Set Data Rate
1214 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1241 1241  
1242 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1216 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1243 1243  
1244 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
1218 +AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1245 1245  
1246 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1220 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1247 1247  
1248 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1222 +ATZ          Reset MCU
1249 1249  
1250 -(% 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.
1224 +**Note:**
1251 1251  
1252 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1226 +1. Make sure the device is set to ABP mode in the IoT Server.
1227 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1228 +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.
1229 +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
1253 1253  
1231 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1254 1254  
1255 -(% style="color:red" %)**Note:**
1256 1256  
1257 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1258 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1259 -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.
1260 -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
1234 +1. FAQ
1235 +11. How to upgrade the image?
1261 1261  
1262 -[[image:1654136435598-589.png]]
1263 -
1264 -
1265 -= 6. FAQ =
1266 -
1267 -== 6.1 How to upgrade the image? ==
1268 -
1269 1269  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1270 1270  
1271 1271  * Support new features
... ... @@ -1274,7 +1274,7 @@
1274 1274  
1275 1275  Below shows the hardware connection for how to upload an image to RS485-BL:
1276 1276  
1277 -[[image:1654136646995-976.png]]
1245 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1278 1278  
1279 1279  **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]].
1280 1280  
... ... @@ -1282,95 +1282,97 @@
1282 1282  
1283 1283  **Step3: **Open flashloader; choose the correct COM port to update.
1284 1284  
1285 -[[image:image-20220602102605-1.png]]
1286 1286  
1254 +|(((
1255 +HOLD PRO then press the RST button, SYS will be ON, then click next
1256 +)))
1287 1287  
1288 -[[image:image-20220602102637-2.png]]
1258 +|(((
1259 +Board detected
1260 +)))
1289 1289  
1262 +|(((
1263 +
1264 +)))
1290 1290  
1291 -[[image:image-20220602102715-3.png]]
1266 +[[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]]
1292 1292  
1293 1293  
1294 1294  
1295 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1270 +[[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]]
1296 1296  
1297 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1298 1298  
1273 +[[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]]
1299 1299  
1300 1300  
1301 -== 6.3 How many RS485-Slave can RS485-BL connects? ==
1276 +1.
1277 +11. How to change the LoRa Frequency Bands/Region?
1302 1302  
1303 -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"]].
1279 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1304 1304  
1305 1305  
1306 1306  
1307 -= 7. Trouble Shooting =
1283 +1.
1284 +11. How many RS485-Slave can RS485-BL connects?
1308 1308  
1286 +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]].
1309 1309  
1310 -== 7.1 Downlink doesn’t work, how to solve it? ==
1311 1311  
1312 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1313 1313  
1314 1314  
1315 -== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1291 +1. Trouble Shooting     
1292 +11. Downlink doesn’t work, how to solve it?
1316 1316  
1317 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1294 +Please see this link for debug:
1318 1318  
1296 +[[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]] 
1319 1319  
1320 -= 8. Order Info =
1321 1321  
1322 -(% style="color:blue" %)**Part Number: RS485-BL-XXX**
1323 1323  
1324 -(% style="color:blue" %)**XXX:**
1300 +1.
1301 +11. Why I can’t join TTN V3 in US915 /AU915 bands?
1325 1325  
1326 -* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1327 -* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1328 -* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1329 -* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1330 -* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1331 -* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1332 -* (% style="color:blue" %)**US915**(%%): frequency bands US915
1333 -* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1334 -* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1335 -* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1303 +It might about the channels mapping. Please see for detail.
1336 1336  
1305 +[[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]]
1337 1337  
1338 -= 9. Packing Info =
1339 1339  
1340 -(((
1308 +
1309 +1. Order Info
1310 +
1311 +**Part Number: RS485-BL-XXX**
1312 +
1313 +**XXX:**
1314 +
1315 +* **EU433**: frequency bands EU433
1316 +* **EU868**: frequency bands EU868
1317 +* **KR920**: frequency bands KR920
1318 +* **CN470**: frequency bands CN470
1319 +* **AS923**: frequency bands AS923
1320 +* **AU915**: frequency bands AU915
1321 +* **US915**: frequency bands US915
1322 +* **IN865**: frequency bands IN865
1323 +* **RU864**: frequency bands RU864
1324 +* **KZ865: **frequency bands KZ865
1325 +
1326 +1. Packing Info
1327 +
1341 1341  **Package Includes**:
1342 -)))
1343 1343  
1344 -* (((
1345 -RS485-BL x 1
1346 -)))
1347 -* (((
1348 -Stick Antenna for LoRa RF part x 1
1349 -)))
1350 -* (((
1351 -Program cable x 1
1352 -)))
1330 +* RS485-BL x 1
1331 +* Stick Antenna for LoRa RF part x 1
1332 +* Program cable x 1
1353 1353  
1354 -(((
1355 1355  **Dimension and weight**:
1356 -)))
1357 1357  
1358 -* (((
1359 -Device Size: 13.5 x 7 x 3 cm
1360 -)))
1361 -* (((
1362 -Device Weight: 105g
1363 -)))
1364 -* (((
1365 -Package Size / pcs : 14.5 x 8 x 5 cm
1366 -)))
1367 -* (((
1368 -Weight / pcs : 170g
1336 +* Device Size: 13.5 x 7 x 3 cm
1337 +* Device Weight: 105g
1338 +* Package Size / pcs : 14.5 x 8 x 5 cm
1339 +* Weight / pcs : 170g
1369 1369  
1370 -
1371 -)))
1341 +1. Support
1372 1372  
1373 -= 10. Support =
1374 -
1375 1375  * 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.
1376 -* 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]]
1344 +* 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
1345 +
1346 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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