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

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...	...	@@ -94,6 +94,7 @@
94	94	* 127 dB Dynamic Range RSSI.
95	95	* Automatic RF Sense and CAD with ultra-fast AFC. ​​​
96	96
	97	+
97	97	== 1.3 Features ==
98	98
99	99	* LoRaWAN Class A & Class C protocol (default Class A)
...	...	@@ -105,6 +105,7 @@
105	105	* Support Modbus protocol
106	106	* Support Interrupt uplink
107	107
	109	+
108	108	== 1.4 Applications ==
109	109
110	110	* Smart Buildings & Home Automation
...	...	@@ -114,6 +114,7 @@
114	114	* Smart Cities
115	115	* Smart Factory
116	116
	119	+
117	117	== 1.5 Firmware Change log ==
118	118
119	119	[[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);"]]
...	...	@@ -124,29 +124,47 @@
124	124	(((
125	125
126	126
	130	+(((
127	127	v1.4
128	128	)))
	133	+)))
129	129
130	130	(((
	136	+(((
131	131	~1. Change Power IC to TPS22916
132	132	)))
	139	+)))
133	133
	141	+(((
	142	+
	143	+)))
134	134
135	135	(((
	146	+(((
136	136	v1.3
137	137	)))
	149	+)))
138	138
139	139	(((
	152	+(((
140	140	~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire
141	141	)))
	155	+)))
142	142
	157	+(((
	158	+
	159	+)))
143	143
144	144	(((
	162	+(((
145	145	v1.2
146	146	)))
	165	+)))
147	147
148	148	(((
	168	+(((
149	149	Release version ​​​​​
	170	+)))
150	150
151	151
152	152	)))
...	...	@@ -240,82 +240,132 @@
240	240
241	241	=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
242	242
	264	+(((
243	243	RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
	266	+)))
244	244
	268	+(((
245	245	**~1. RS485-MODBUS mode:**
	270	+)))
246	246
	272	+(((
247	247	AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
	274	+)))
248	248
	276	+(((
249	249	**2. TTL mode:**
	278	+)))
250	250
	280	+(((
251	251	AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
	282	+)))
252	252
	284	+(((
253	253	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.
	286	+)))
254	254
255	255	(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
256	256	|(((
	290	+(((
257	257	**AT Commands**
	292	+)))
258	258	)))|(% style="width:285px" %)(((
	294	+(((
259	259	**Description**
	296	+)))
260	260	)))|(% style="width:347px" %)(((
	298	+(((
261	261	**Example**
262	262	)))
	301	+)))
263	263	|(((
	303	+(((
264	264	AT+BAUDR
	305	+)))
265	265	)))|(% style="width:285px" %)(((
	307	+(((
266	266	Set the baud rate (for RS485 connection). Default Value is: 9600.
	309	+)))
267	267	)))|(% style="width:347px" %)(((
268	268	(((
	312	+(((
269	269	AT+BAUDR=9600
270	270	)))
	315	+)))
271	271
272	272	(((
	318	+(((
273	273	Options: (1200,2400,4800,14400,19200,115200)
274	274	)))
275	275	)))
	322	+)))
276	276	|(((
	324	+(((
277	277	AT+PARITY
	326	+)))
278	278	)))|(% style="width:285px" %)(((
279	279	(((
	329	+(((
280	280	Set UART parity (for RS485 connection)
281	281	)))
	332	+)))
282	282
283	283	(((
	335	+(((
284	284	Default Value is: no parity.
285	285	)))
	338	+)))
286	286	)))|(% style="width:347px" %)(((
287	287	(((
	341	+(((
288	288	AT+PARITY=0
289	289	)))
	344	+)))
290	290
291	291	(((
	347	+(((
292	292	Option: 0: no parity, 1: odd parity, 2: even parity
293	293	)))
294	294	)))
	351	+)))
295	295	|(((
	353	+(((
296	296	AT+STOPBIT
	355	+)))
297	297	)))|(% style="width:285px" %)(((
298	298	(((
	358	+(((
299	299	Set serial stopbit (for RS485 connection)
300	300	)))
	361	+)))
301	301
302	302	(((
	364	+(((
303	303	Default Value is: 1bit.
304	304	)))
	367	+)))
305	305	)))|(% style="width:347px" %)(((
306	306	(((
	370	+(((
307	307	AT+STOPBIT=0 for 1bit
308	308	)))
	373	+)))
309	309
310	310	(((
	376	+(((
311	311	AT+STOPBIT=1 for 1.5 bit
312	312	)))
	379	+)))
313	313
314	314	(((
	382	+(((
315	315	AT+STOPBIT=2 for 2 bits
316	316	)))
317	317	)))
	386	+)))
318	318
	388	+
	389	+
319	319	=== 3.3.2 Configure sensors ===
320	320
321	321	(((
...	...	@@ -721,7 +721,7 @@
721	721	)))
722	722
723	723	(((
724		-}
	795	+**}**
725	725
726	726
727	727	)))
...	...	@@ -739,10 +739,11 @@
739	739
740	740	There are two kinds of Commands:
741	741
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]]
	813	+* (% 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]]
743	743
744	744	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
745	745
	817	+
746	746	=== 3.5.1 Common Commands: ===
747	747
748	748	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]]
...	...	@@ -750,7 +750,6 @@
750	750
751	751	=== 3.5.2 Sensor related commands: ===
752	752
753		-==== ====
754	754
755	755	==== **Choose Device Type (RS485 or TTL)** ====
756	756
...	...	@@ -825,6 +825,7 @@
825	825
826	826
827	827
	899	+
828	828	==== **Set Payload version** ====
829	829
830	830	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.
...	...	@@ -997,66 +997,74 @@
997	997
998	998
999	999
	1072	+
1000	1000	==== **Manually trigger an Uplink** ====
1001	1001
1002	1002	Ask device to send an uplink immediately.
1003	1003
1004		-* Downlink Payload:
	1077	+* **Downlink Payload:**
1005	1005
1006		-0x08 FF, RS485-BL will immediately send an uplink.
	1079	+**0x08 FF**, RS485-BL will immediately send an uplink.
1007	1007
1008	1008
1009		-==== Clear RS485 Command ====
1010	1010
1011		-The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1012	1012
	1084	+==== **Clear RS485 Command** ====
1013	1013
1014		-* AT Command:
	1086	+The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1015	1015
1016		-**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1017	1017
1018		-Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1089	+* **AT Command:**
1019	1019
	1091	+(% 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
	1092	+
1020	1020	Example screen shot after clear all RS485 commands.
1021	1021
1022	1022
1023		-
1024	1024	The uplink screen shot is:
1025	1025
1026		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	1098	+[[image:1654134704555-320.png]]
1027	1027
1028	1028
1029		-* Downlink Payload:
	1101	+* **Downlink Payload:**
1030	1030
1031		-0x09 aa bb same as AT+CMDEAR=aa,bb
	1103	+**0x09 aa bb** same as AT+CMDEAR=aa,bb
1032	1032
1033	1033
1034		-==== Set Serial Communication Parameters ====
1035	1035
	1107	+==== **Set Serial Communication Parameters** ====
	1108	+
1036	1036	Set the Rs485 serial communication parameters:
1037	1037
1038		-* AT Command:
	1111	+* **AT Command:**
1039	1039
1040	1040	Set Baud Rate:
1041	1041
1042		-AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
	1115	+(% class="box infomessage" %)
	1116	+(((
	1117	+**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
	1118	+)))
1043	1043
	1120	+Set UART Parity
1044	1044
1045		-Set UART parity
	1122	+(% class="box infomessage" %)
	1123	+(((
	1124	+**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1125	+)))
1046	1046
1047		-AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1048		-
1049		-
1050	1050	Set STOPBIT
1051	1051
1052		-AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1129	+(% class="box infomessage" %)
	1130	+(((
	1131	+**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1132	+)))
1053	1053
1054	1054
1055		-* Downlink Payload:
	1135	+* **Downlink Payload:**
1056	1056
1057		-A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
	1137	+**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1058	1058
1059		-Example:
	1139	+**Example:**
1060	1060
1061	1061	* A7 01 00 60   same as AT+BAUDR=9600
1062	1062	* A7 01 04 80  same as AT+BAUDR=115200
...	...	@@ -1066,180 +1066,191 @@
1066	1066	A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1067	1067
1068	1068
1069		-==== Control output power duration ====
1070	1070
	1150	+==== **Control output power duration** ====
	1151	+
1071	1071	User can set the output power duration before each sampling.
1072	1072
1073		-* AT Command:
	1154	+* **AT Command:**
1074	1074
1075		-Example:
	1156	+**Example:**
1076	1076
1077		-AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
	1158	+**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1078	1078
1079		-AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
	1160	+**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1080	1080
1081	1081
1082		-* LoRaWAN Downlink Command:
	1163	+* **LoRaWAN Downlink Command:**
1083	1083
1084		-07 01 aa bb  Same as AT+5VT=(aa bb)
	1165	+**07 01 aa bb**  Same as AT+5VT=(aa bb)
1085	1085
1086		-07 02 aa bb  Same as AT+3V3T=(aa bb)
	1167	+**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1087	1087
1088	1088
1089	1089
	1171	+== 3.6 Buttons ==
1090	1090
1091		-1.
1092		-11. Buttons
	1173	+(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
	1174	+|=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
	1175	+|(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1093	1093
1094		-|**Button**|**Feature**
1095		-|**RST**|Reboot RS485-BL
1096	1096
1097		-1.
1098		-11. +3V3 Output
	1178	+== 3.7 +3V3 Output ==
1099	1099
1100	1100	RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1101	1101
1102	1102	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.
1103	1103
1104		-
1105	1105	The +3V3 output time can be controlled by AT Command.
1106	1106
1107		-**AT+3V3T=1000**
1108	1108
1109		-Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
	1187	+(% style="color:#037691" %)**AT+3V3T=1000**
1110	1110
1111	1111
	1190	+Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
	1191	+
1112	1112	By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1113	1113
1114	1114
1115		-1.
1116		-11. +5V Output
	1195	+== 3.8 +5V Output ==
1117	1117
1118	1118	RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1119	1119
1120	1120	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.
1121	1121
1122		-
1123	1123	The 5V output time can be controlled by AT Command.
1124	1124
1125		-**AT+5VT=1000**
1126	1126
1127		-Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
	1204	+(% style="color:#037691" %)**AT+5VT=1000**
1128	1128
1129	1129
	1207	+Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
	1208	+
1130	1130	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.
1131	1131
1132	1132
	1212	+== 3.9 LEDs ==
1133	1133
	1214	+(% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
	1215	+|=**LEDs**|=(% style="width: 274px;" %)**Feature**
	1216	+|**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1134	1134
1135		-1.
1136		-11. LEDs
1137	1137
1138		-|**LEDs**|**Feature**
1139		-|**LED1**|Blink when device transmit a packet.
	1219	+== 3.10 Switch Jumper ==
1140	1140
1141		-1.
1142		-11. Switch Jumper
1143		-
1144		-|**Switch Jumper**|**Feature**
1145		-|**SW1**|(((
	1221	+(% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
	1222	+|=(% style="width: 124px;" %)**Switch Jumper**|=(% style="width: 388px;" %)**Feature**
	1223	+|(% style="width:124px" %)**SW1**|(% style="width:388px" %)(((
1146	1146	ISP position: Upgrade firmware via UART
1147	1147
1148	1148	Flash position: Configure device, check running status.
1149	1149	)))
1150		-|**SW2**|(((
	1228	+|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1151	1151	5V position: set to compatible with 5v I/O.
1152	1152
1153	1153	3.3v position: set to compatible with 3.3v I/O.,
1154	1154	)))
1155	1155
1156		-+3.3V: is always ON
	1234	+**+3.3V**: is always ON
1157	1157
1158		-+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
	1236	+**+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1159	1159
1160		-1. Case Study
1161	1161
1162		-User can check this URL for some case studies.
	1239	+= 4. Case Study =
1163	1163
1164		-[[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]]
	1241	+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	1165
1166	1166
	1244	+= 5. Use AT Command =
1167	1167
	1246	+== 5.1 Access AT Command ==
1168	1168
1169		-1. Use AT Command
1170		-11. Access AT Command
1171		-
1172	1172	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.
1173	1173
1174		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
	1250	+[[image:1654135840598-282.png]]
1175	1175
1176	1176
1177		-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:
	1253	+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	1178
1179		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
	1255	+[[image:1654136105500-922.png]]
1180	1180
1181	1181
	1258	+More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1182	1182
1183		-More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1184	1184
	1261	+== 5.2 Common AT Command Sequence ==
1185	1185
	1263	+=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1186	1186
1187		-1.
1188		-11. Common AT Command Sequence
1189		-111. Multi-channel ABP mode (Use with SX1301/LG308)
1190		-
1191	1191	If device has not joined network yet:
1192	1192
1193		-AT+FDR
	1267	+(% class="box infomessage" %)
	1268	+(((
	1269	+**AT+FDR**
	1270	+)))
1194	1194
1195		-AT+NJM=0
	1272	+(% class="box infomessage" %)
	1273	+(((
	1274	+**AT+NJM=0**
	1275	+)))
1196	1196
1197		-ATZ
	1277	+(% class="box infomessage" %)
	1278	+(((
	1279	+**ATZ**
	1280	+)))
1198	1198
1199	1199
1200	1200	If device already joined network:
1201	1201
1202		-AT+NJM=0
	1285	+(% class="box infomessage" %)
	1286	+(((
	1287	+**AT+NJM=0**
	1288	+)))
1203	1203
1204		-ATZ
	1290	+(% class="box infomessage" %)
	1291	+(((
	1292	+**ATZ**
	1293	+)))
1205	1205
1206		-1.
1207		-11.
1208		-111. Single-channel ABP mode (Use with LG01/LG02)
1209	1209
1210		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
	1296	+=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1211	1211
1212		-AT+NJM=0 Set to ABP mode
1213	1213
1214		-AT+ADR=0 Set the Adaptive Data Rate Off
	1299	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1215	1215
1216		-AT+DR=5  Set Data Rate
	1301	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1217	1217
1218		-AT+TDC=60000  Set transmit interval to 60 seconds
	1303	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1219	1219
1220		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
	1305	+(% style="background-color:#dcdcdc" %)**AT+DR=5**  (%%)Set Data Rate
1221	1221
1222		-AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
	1307	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1223	1223
1224		-AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
	1309	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
1225	1225
1226		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
	1311	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1227	1227
1228		-ATZ          Reset MCU
	1313	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1229	1229
1230		-**Note:**
	1315	+(% 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	1231
1232		-1. Make sure the device is set to ABP mode in the IoT Server.
1233		-1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1234		-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.
1235		-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
	1317	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1236	1236
1237		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1238	1238
	1320	+(% style="color:red" %)**Note:**
1239	1239
1240		-1. FAQ
1241		-11. How to upgrade the image?
	1322	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1323	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1324	+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.
	1325	+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
1242	1242
	1327	+[[image:1654136435598-589.png]]
	1328	+
	1329	+
	1330	+= 6. FAQ =
	1331	+
	1332	+== 6.1 How to upgrade the image? ==
	1333	+
1243	1243	The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1244	1244
1245	1245	* Support new features
...	...	@@ -1248,7 +1248,7 @@
1248	1248
1249	1249	Below shows the hardware connection for how to upload an image to RS485-BL:
1250	1250
1251		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
	1342	+[[image:1654136646995-976.png]]
1252	1252
1253	1253	**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]].
1254	1254
...	...	@@ -1256,97 +1256,104 @@
1256	1256
1257	1257	**Step3: **Open flashloader; choose the correct COM port to update.
1258	1258
	1350	+[[image:image-20220602102605-1.png]]
1259	1259
1260		-|(((
1261		-HOLD PRO then press the RST button, SYS will be ON, then click next
1262		-)))
1263	1263
1264		-|(((
1265		-Board detected
1266		-)))
	1353	+[[image:image-20220602102637-2.png]]
1267	1267
1268		-|(((
1269		-
1270		-)))
1271	1271
1272		-[[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]]
	1356	+[[image:image-20220602102715-3.png]]
1273	1273
1274	1274
1275	1275
1276		-[[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]]
	1360	+== 6.2 How to change the LoRa Frequency Bands/Region? ==
1277	1277
	1362	+(((
	1363	+User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
	1364	+)))
1278	1278
1279		-[[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]]
1280	1280
1281	1281
1282		-1.
1283		-11. How to change the LoRa Frequency Bands/Region?
	1368	+== 6.3 How many RS485-Slave can RS485-BL connects? ==
1284	1284
1285		-User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
	1370	+(((
	1371	+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"]].
	1372	+)))
1286	1286
1287	1287
1288	1288
1289		-1.
1290		-11. How many RS485-Slave can RS485-BL connects?
	1376	+= 7. Trouble Shooting =
1291	1291
1292		-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]].
1293	1293
	1379	+== 7.1 Downlink doesn’t work, how to solve it? ==
1294	1294
	1381	+Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1295	1295
1296	1296
1297		-1. Trouble Shooting
1298		-11. Downlink doesn’t work, how to solve it?
	1384	+== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1299	1299
1300		-Please see this link for debug:
	1386	+It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1301	1301
1302		-[[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]]
1303	1303
	1389	+= 8. Order Info =
1304	1304
	1391	+(% style="color:blue" %)**Part Number: RS485-BL-XXX**
1305	1305
1306		-1.
1307		-11. Why I can’t join TTN V3 in US915 /AU915 bands?
	1393	+(% style="color:blue" %)**XXX:**
1308	1308
1309		-It might about the channels mapping. Please see for detail.
	1395	+* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
	1396	+* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
	1397	+* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
	1398	+* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
	1399	+* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
	1400	+* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
	1401	+* (% style="color:blue" %)**US915**(%%): frequency bands US915
	1402	+* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
	1403	+* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
	1404	+* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1310	1310
1311		-[[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]]
1312	1312
1313	1313
	1408	+= 9. Packing Info =
1314	1314
1315		-1. Order Info
1316		-
1317		-**Part Number: RS485-BL-XXX**
1318		-
1319		-**XXX:**
1320		-
1321		-* **EU433**: frequency bands EU433
1322		-* **EU868**: frequency bands EU868
1323		-* **KR920**: frequency bands KR920
1324		-* **CN470**: frequency bands CN470
1325		-* **AS923**: frequency bands AS923
1326		-* **AU915**: frequency bands AU915
1327		-* **US915**: frequency bands US915
1328		-* **IN865**: frequency bands IN865
1329		-* **RU864**: frequency bands RU864
1330		-* **KZ865: **frequency bands KZ865
1331		-
1332		-1. Packing Info
1333		-
	1410	+(((
1334	1334	**Package Includes**:
	1412	+)))
1335	1335
1336		-* RS485-BL x 1
1337		-* Stick Antenna for LoRa RF part x 1
1338		-* Program cable x 1
	1414	+* (((
	1415	+RS485-BL x 1
	1416	+)))
	1417	+* (((
	1418	+Stick Antenna for LoRa RF part x 1
	1419	+)))
	1420	+* (((
	1421	+Program cable x 1
	1422	+)))
1339	1339
	1424	+(((
1340	1340	**Dimension and weight**:
	1426	+)))
1341	1341
1342		-* Device Size: 13.5 x 7 x 3 cm
1343		-* Device Weight: 105g
1344		-* Package Size / pcs : 14.5 x 8 x 5 cm
1345		-* Weight / pcs : 170g
	1428	+* (((
	1429	+Device Size: 13.5 x 7 x 3 cm
	1430	+)))
	1431	+* (((
	1432	+Device Weight: 105g
	1433	+)))
	1434	+* (((
	1435	+Package Size / pcs : 14.5 x 8 x 5 cm
	1436	+)))
	1437	+* (((
	1438	+Weight / pcs : 170g
1346	1346
1347		-1. Support
	1440	+
	1441	+)))
1348	1348
1349		-* 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.
1350		-* 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
	1443	+= 10. Support =
1351	1351
1352		-[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1445	+* (((
	1446	+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.
	1447	+)))
	1448	+* (((
	1449	+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]]
	1450	+)))

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