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92	92	* Automatic RF Sense and CAD with ultra-fast AFC.
93	93	* Packet engine up to 256 bytes with CRC
94	94
	95	+
95	95	== 1.3 Features ==
96	96
97	97	* LoRaWAN Class A & Class C protocol (default Class C)
...	...	@@ -103,6 +103,7 @@
103	103	* Support Modbus protocol
104	104	* Support Interrupt uplink (Since hardware version v1.2)
105	105
	107	+
106	106	== 1.4 Applications ==
107	107
108	108	* Smart Buildings & Home Automation
...	...	@@ -112,6 +112,7 @@
112	112	* Smart Cities
113	113	* Smart Factory
114	114
	117	+
115	115	== 1.5 Firmware Change log ==
116	116
117	117	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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233	233
234	234	(((
235	235	(((
	239	+(((
236	236	There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
237	237	)))
	242	+)))
238	238
239	239	(((
	245	+(((
240	240	(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
	247	+)))
241	241
242	242
243	243	)))
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305	305	)))
306	306	)))
307	307
	315	+
	316	+
308	308	=== 3.3.2 Configure sensors ===
309	309
310	310	(((
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323	323	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
324	324	)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
325	325
	335	+
	336	+
326	326	=== 3.3.3 Configure read commands for each sampling ===
327	327
328	328	(((
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1100	1100	)))
1101	1101
1102	1102	(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1103		-|=(% style="width: 161px;" %)(((
1104		-**Command example:**
1105		-)))|=(% style="width: 337px;" %)(((
	1114	+|=(% style="width: 100px;" %)(((
	1115	+**Command example**
	1116	+)))|=(% style="width: 400px;" %)(((
1106	1106	**Function**
1107	1107	)))
1108		-|(% style="width:161px" %)(((
	1119	+|(% style="width:100px" %)(((
1109	1109	AT+RXMODE=1,10
1110		-)))|(% style="width:337px" %)(((
	1121	+)))|(% style="width:400px" %)(((
1111	1111	Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
1112	1112	)))
1113		-|(% style="width:161px" %)(((
	1124	+|(% style="width:100px" %)(((
1114	1114	AT+RXMODE=2,500
1115		-)))|(% style="width:337px" %)(((
	1126	+)))|(% style="width:400px" %)(((
1116	1116	Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
1117	1117	)))
1118		-|(% style="width:161px" %)(((
	1129	+|(% style="width:100px" %)(((
1119	1119	AT+RXMODE=0,0
1120		-)))|(% style="width:337px" %)(((
	1131	+)))|(% style="width:400px" %)(((
1121	1121	Disable listening mode. This is the default settings.
1122	1122	)))
1123		-|(% style="width:161px" %)(((
	1134	+|(% style="width:100px" %)(((
1124	1124
1125		-)))|(% style="width:337px" %)(((
	1136	+)))|(% style="width:400px" %)(((
1126	1126	A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1127	1127	)))
1128	1128
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1178	1178	== 3.7 Buttons ==
1179	1179
1180	1180
1181		-(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1182		-|=(% style="width: 30px;" %)**Button**|=(% style="width: 355px;" %)**Feature**
1183		-|=(% style="width: 30px;" %)**ACT**|(% style="width:355px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
1184		-|=(% style="width: 30px;" %)**RST**|(% style="width:355px" %)Reboot RS485
1185		-|=(% style="width: 30px;" %)**PRO**|(% style="width:355px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
	1192	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:400px" %)
	1193	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 350px;" %)**Feature**
	1194	+|(% style="width:50px" %)**ACT**|(% style="width:350px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
	1195	+|(% style="width:50px" %)**RST**|(% style="width:350px" %)Reboot RS485
	1196	+|(% style="width:50px" %)**PRO**|(% style="width:350px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1186	1186
1187		-
1188		-
1189	1189	== 3.8 LEDs ==
1190	1190
1191		-(% border="1" cellspacing="10" style="background-color:#f7faff; width:500px" %)
1192		-|=(% style="width: 30px;" %)**LEDs**|=(% style="width: 400px;" %)**Feature**
1193		-|(% style="width:30px" %)**PWR**|=(% style="width: 400px;" %)Always on if there is power
1194		-|(% style="width:30px" %)**SYS**|=(% style="width: 400px;" %)After device is powered on, the SYS will (% style="color:green" %)fast blink in GREEN (%%)for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)on GREEN for 5 seconds(%%). SYS will (% style="color:green" %)blink Blue(%%) on every upload and (% style="color:green" %)blink Green(%%) once receive a downlink message.
1195	1195
	1201	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1202	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
	1203	+|**PWR**|Always on if there is power
	1204	+|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN**(%%) for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds** (%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
1196	1196
1197		-
1198	1198	= 4. Case Study =
1199	1199
1200	1200	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]]
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1297	1297
1298	1298	== 6.1 How to upgrade the image? ==
1299	1299
	1308	+(((
1300	1300	The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
	1310	+)))
1301	1301
1302		-* Support new features
1303		-* For bug fix
1304		-* Change LoRaWAN bands.
	1312	+* (((
	1313	+Support new features
	1314	+)))
	1315	+* (((
	1316	+For bug fix
	1317	+)))
	1318	+* (((
	1319	+Change LoRaWAN bands.
	1320	+)))
1305	1305
	1322	+(((
1306	1306	Below shows the hardware connection for how to upload an image to RS485-LN:
	1324	+)))
1307	1307
1308	1308	[[image:1654162535040-878.png]]
1309	1309
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1314	1314	**Step3: **Open flashloader; choose the correct COM port to update.
1315	1315
1316	1316	(((
	1335	+(((
1317	1317	(% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program.
1318	1318	)))
	1338	+)))
1319	1319
1320	1320
1321	1321	[[image:image-20220602175818-12.png]]