Changes for page RS485-BL – Waterproof RS485 to LoRaWAN Converter

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...	...	@@ -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).
...	...	@@ -977,100 +977,86 @@
977	977	**0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
978	978
979	979
	973	+==== [[Uplink>>path:#downlink_A8]] payload mode ====
980	980
981		-==== **Uplink payload mode** ====
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"]]
	977	+The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
986	986
987		-* **AT Command:**
	979	+* AT Command:
988	988
989		-(% class="box infomessage" %)
990		-(((
991		-**AT+DATAUP=0**
992		-)))
	981	+AT+DATAUP=0
993	993
994		-(% class="box infomessage" %)
995		-(((
996		-**AT+DATAUP=1**
997		-)))
	983	+AT+DATAUP=1
998	998
999	999
1000		-* **Downlink Payload:**
	986	+* Downlink Payload:
1001	1001
1002		-**0xAD 00**  **~-~->** Same as AT+DATAUP=0
	988	+0xAD 00   à Same as AT+DATAUP=0
1003	1003
1004		-**0xAD 01**  **~-~->** Same as AT+DATAUP=1
	990	+0xAD 01   à Same as AT+DATAUP=1
1005	1005
1006	1006
	993	+==== 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:**
	997	+* Downlink Payload:
1013	1013
1014		-**0x08 FF**, RS485-BL will immediately send an uplink.
	999	+0x08 FF, RS485-BL will immediately send an uplink.
1015	1015
1016	1016
	1002	+==== 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:**
	1007	+* 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
	1009	+**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1026	1026
	1011	+Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1012	+
1027	1027	Example screen shot after clear all RS485 commands.
1028	1028
1029	1029
	1016	+
1030	1030	The uplink screen shot is:
1031	1031
1032		-[[image:1654134704555-320.png]]
	1019	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1033	1033
1034	1034
1035		-* **Downlink Payload:**
	1022	+* Downlink Payload:
1036	1036
1037		-**0x09 aa bb** same as AT+CMDEAR=aa,bb
	1024	+0x09 aa bb same as AT+CMDEAR=aa,bb
1038	1038
1039	1039
	1027	+==== 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:**
	1031	+* 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		-)))
	1035	+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		-)))
	1038	+Set UART parity
1060	1060
	1040	+AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1041	+
	1042	+
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		-)))
	1045	+AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1067	1067
1068	1068
1069		-* **Downlink Payload:**
	1048	+* Downlink Payload:
1070	1070
1071		-**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
	1050	+A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1072	1072
1073		-**Example:**
	1052	+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
	1062	+==== 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:**
	1066	+* AT Command:
1089	1089
1090		-**Example:**
	1068	+Example:
1091	1091
1092		-**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
	1070	+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.
	1072	+AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1095	1095
1096	1096
1097		-* **LoRaWAN Downlink Command:**
	1075	+* LoRaWAN Downlink Command:
1098	1098
1099		-**07 01 aa bb**  Same as AT+5VT=(aa bb)
	1077	+07 01 aa bb  Same as AT+5VT=(aa bb)
1100	1100
1101		-**07 02 aa bb**  Same as AT+3V3T=(aa bb)
	1079	+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
	1084	+1.
	1085	+11. Buttons
1110	1110
	1087	+|**Button**|**Feature**
	1088	+|**RST**|Reboot RS485-BL
1111	1111
1112		-== 3.7 +3V3 Output ==
	1090	+1.
	1091	+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
	1097	+
1118	1118	The +3V3 output time can be controlled by AT Command.
1119	1119
	1100	+**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
	1104	+
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 ==
	1108	+1.
	1109	+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
	1115	+
1135	1135	The 5V output time can be controlled by AT Command.
1136	1136
	1118	+**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
	1122	+
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
	1128	+1.
	1129	+11. LEDs
1152	1152
	1131	+|**LEDs**|**Feature**
	1132	+|**LED1**|Blink when device transmit a packet.
1153	1153
1154		-== 3.10 Switch Jumper ==
	1134	+1.
	1135	+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" %)(((
	1137	+|**Switch Jumper**|**Feature**
	1138	+|**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" %)(((
	1143	+|**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
	1149	++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.
	1151	++5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1172	1172
	1153	+1. Case Study
1173	1173
1174		-= 4. Case Study =
	1155	+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]]
	1157	+[[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
	1162	+1. Use AT Command
	1163	+11. Access AT Command
	1164	+
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]]
	1167	+[[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:
	1170	+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]]
	1172	+[[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
	1176	+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
	1180	+1.
	1181	+11. Common AT Command Sequence
	1182	+111. Multi-channel ABP mode (Use with SX1301/LG308)
	1183	+
1200	1200	If device has not joined network yet:
1201	1201
1202		-(% class="box infomessage" %)
1203		-(((
1204		-**AT+FDR**
1205		-)))
	1186	+AT+FDR
1206	1206
1207		-(% class="box infomessage" %)
1208		-(((
1209		-**AT+NJM=0**
1210		-)))
	1188	+AT+NJM=0
1211	1211
1212		-(% class="box infomessage" %)
1213		-(((
1214		-**ATZ**
1215		-)))
	1190	+ATZ
1216	1216
1217	1217
1218	1218	If device already joined network:
1219	1219
1220		-(% class="box infomessage" %)
1221		-(((
1222		-**AT+NJM=0**
1223		-)))
	1195	+AT+NJM=0
1224	1224
1225		-(% class="box infomessage" %)
1226		-(((
1227		-**ATZ**
1228		-)))
	1197	+ATZ
1229	1229
	1199	+1.
	1200	+11.
	1201	+111. Single-channel ABP mode (Use with LG01/LG02)
1230	1230
1231		-=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
	1203	+AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1232	1232
	1205	+AT+NJM=0 Set to ABP mode
1233	1233
1234		-(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
	1207	+AT+ADR=0 Set the Adaptive Data Rate Off
1235	1235
1236		-(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
	1209	+AT+DR=5  Set Data Rate
1237	1237
1238		-(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
	1211	+AT+TDC=60000  Set transmit interval to 60 seconds
1239	1239
1240		-(% style="background-color:#dcdcdc" %)**AT+DR=5**  (%%)Set Data Rate
	1213	+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
	1215	+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
	1217	+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)
	1219	+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
	1221	+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.
	1223	+**Note:**
1251	1251
1252		-(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
	1225	+1. Make sure the device is set to ABP mode in the IoT Server.
	1226	+1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1227	+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.
	1228	+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
	1230	+[[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
	1233	+1. FAQ
	1234	+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]]
	1244	+[[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
	1253	+|(((
	1254	+HOLD PRO then press the RST button, SYS will be ON, then click next
	1255	+)))
1287	1287
1288		-[[image:image-20220602102637-2.png]]
	1257	+|(((
	1258	+Board detected
	1259	+)))
1289	1289
	1261	+|(((
	1262	+
	1263	+)))
1290	1290
1291		-[[image:image-20220602102715-3.png]]
	1265	+[[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? ==
	1269	+[[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
	1272	+[[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? ==
	1275	+1.
	1276	+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"]].
	1278	+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 =
	1282	+1.
	1283	+11. How many RS485-Slave can RS485-BL connects?
1308	1308
	1285	+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? ==
	1290	+1. Trouble Shooting
	1291	+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"]]
	1293	+Please see this link for debug:
1318	1318
	1295	+[[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:**
	1299	+1.
	1300	+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
	1302	+It might about the channels mapping. Please see for detail.
1336	1336
	1304	+[[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		-(((
	1307	+
	1308	+1. Order Info
	1309	+
	1310	+**Part Number: RS485-BL-XXX**
	1311	+
	1312	+**XXX:**
	1313	+
	1314	+* **EU433**: frequency bands EU433
	1315	+* **EU868**: frequency bands EU868
	1316	+* **KR920**: frequency bands KR920
	1317	+* **CN470**: frequency bands CN470
	1318	+* **AS923**: frequency bands AS923
	1319	+* **AU915**: frequency bands AU915
	1320	+* **US915**: frequency bands US915
	1321	+* **IN865**: frequency bands IN865
	1322	+* **RU864**: frequency bands RU864
	1323	+* **KZ865: **frequency bands KZ865
	1324	+
	1325	+1. Packing Info
	1326	+
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		-)))
	1329	+* RS485-BL x 1
	1330	+* Stick Antenna for LoRa RF part x 1
	1331	+* 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
	1335	+* Device Size: 13.5 x 7 x 3 cm
	1336	+* Device Weight: 105g
	1337	+* Package Size / pcs : 14.5 x 8 x 5 cm
	1338	+* Weight / pcs : 170g
1369	1369
1370		-
1371		-)))
	1340	+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]]
	1343	+* 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
	1344	+
	1345	+[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]

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