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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)
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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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310	310	)))
311	311
312	312
	316	+
313	313	=== 3.3.2 Configure sensors ===
314	314
315	315	(((
...	...	@@ -329,6 +329,7 @@
329	329	)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
330	330
331	331
	336	+
332	332	=== 3.3.3 Configure read commands for each sampling ===
333	333
334	334	(((
...	...	@@ -1106,29 +1106,29 @@
1106	1106	)))
1107	1107
1108	1108	(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1109		-|=(% style="width: 100px;" %)(((
1110		-**Command example**
1111		-)))|=(% style="width: 400px;" %)(((
	1114	+|=(% style="width: 161px;" %)(((
	1115	+**Command example:**
	1116	+)))|=(% style="width: 337px;" %)(((
1112	1112	**Function**
1113	1113	)))
1114		-|(% style="width:100px" %)(((
	1119	+|(% style="width:161px" %)(((
1115	1115	AT+RXMODE=1,10
1116		-)))|(% style="width:400px" %)(((
	1121	+)))|(% style="width:337px" %)(((
1117	1117	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.
1118	1118	)))
1119		-|(% style="width:100px" %)(((
	1124	+|(% style="width:161px" %)(((
1120	1120	AT+RXMODE=2,500
1121		-)))|(% style="width:400px" %)(((
	1126	+)))|(% style="width:337px" %)(((
1122	1122	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
1123	1123	)))
1124		-|(% style="width:100px" %)(((
	1129	+|(% style="width:161px" %)(((
1125	1125	AT+RXMODE=0,0
1126		-)))|(% style="width:400px" %)(((
	1131	+)))|(% style="width:337px" %)(((
1127	1127	Disable listening mode. This is the default settings.
1128	1128	)))
1129		-|(% style="width:100px" %)(((
	1134	+|(% style="width:161px" %)(((
1130	1130
1131		-)))|(% style="width:400px" %)(((
	1136	+)))|(% style="width:337px" %)(((
1132	1132	A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1133	1133	)))
1134	1134
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1177	1177	)))
1178	1178
1179	1179	(((
1180		-(((
1181	1181	(% style="color:red" %)Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.
1182	1182	)))
1183		-)))
1184	1184
1185	1185
1186	1186	== 3.7 Buttons ==
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1192	1192	|(% style="width:50px" %)**RST**|(% style="width:350px" %)Reboot RS485
1193	1193	|(% style="width:50px" %)**PRO**|(% style="width:350px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1194	1194
1195		-
1196	1196	== 3.8 LEDs ==
1197	1197
1198	1198
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1201	1201	|**PWR**|Always on if there is power
1202	1202	|**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.
1203	1203
1204		-
1205	1205	= 4. Case Study =
1206	1206
1207	1207	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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1324	1324
1325	1325	[[image:1654162535040-878.png]]
1326	1326
1327		-(((
1328	1328	**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]].
1329		-)))
1330	1330
1331		-(((
1332	1332	**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1333		-)))
1334	1334
1335		-(((
1336	1336	**Step3: **Open flashloader; choose the correct COM port to update.
1337		-)))
1338	1338
1339	1339	(((
1340	1340	(((
1341		-(((
1342	1342	(% 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.
1343	1343	)))
1344	1344	)))
1345		-)))
1346	1346
1347	1347
1348	1348	[[image:image-20220602175818-12.png]]