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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		-
96	96	== 1.3 Features ==
97	97
98	98	* LoRaWAN Class A & Class C protocol (default Class C)
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104	104	* Support Modbus protocol
105	105	* Support Interrupt uplink (Since hardware version v1.2)
106	106
107		-
108	108	== 1.4 Applications ==
109	109
110	110	* Smart Buildings & Home Automation
...	...	@@ -114,7 +114,6 @@
114	114	* Smart Cities
115	115	* Smart Factory
116	116
117		-
118	118	== 1.5 Firmware Change log ==
119	119
120	120	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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313	313	)))
314	314
315	315
316		-
317	317	=== 3.3.2 Configure sensors ===
318	318
319	319	(((
...	...	@@ -332,6 +332,7 @@
332	332	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
333	333	)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
334	334
	331	+
335	335	=== 3.3.3 Configure read commands for each sampling ===
336	336
337	337	(((
...	...	@@ -1109,29 +1109,29 @@
1109	1109	)))
1110	1110
1111	1111	(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1112		-|=(% style="width: 161px;" %)(((
1113		-**Command example:**
1114		-)))|=(% style="width: 337px;" %)(((
	1109	+|=(% style="width: 100px;" %)(((
	1110	+**Command example**
	1111	+)))|=(% style="width: 400px;" %)(((
1115	1115	**Function**
1116	1116	)))
1117		-|(% style="width:161px" %)(((
	1114	+|(% style="width:100px" %)(((
1118	1118	AT+RXMODE=1,10
1119		-)))|(% style="width:337px" %)(((
	1116	+)))|(% style="width:400px" %)(((
1120	1120	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.
1121	1121	)))
1122		-|(% style="width:161px" %)(((
	1119	+|(% style="width:100px" %)(((
1123	1123	AT+RXMODE=2,500
1124		-)))|(% style="width:337px" %)(((
	1121	+)))|(% style="width:400px" %)(((
1125	1125	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
1126	1126	)))
1127		-|(% style="width:161px" %)(((
	1124	+|(% style="width:100px" %)(((
1128	1128	AT+RXMODE=0,0
1129		-)))|(% style="width:337px" %)(((
	1126	+)))|(% style="width:400px" %)(((
1130	1130	Disable listening mode. This is the default settings.
1131	1131	)))
1132		-|(% style="width:161px" %)(((
	1129	+|(% style="width:100px" %)(((
1133	1133
1134		-)))|(% style="width:337px" %)(((
	1131	+)))|(% style="width:400px" %)(((
1135	1135	A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1136	1136	)))
1137	1137
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1180	1180	)))
1181	1181
1182	1182	(((
	1180	+(((
1183	1183	(% 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.
1184	1184	)))
	1183	+)))
1185	1185
1186	1186
1187	1187	== 3.7 Buttons ==
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1193	1193	|(% style="width:50px" %)**RST**|(% style="width:350px" %)Reboot RS485
1194	1194	|(% style="width:50px" %)**PRO**|(% style="width:350px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1195	1195
	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	+
1204	1204	= 4. Case Study =
1205	1205
1206	1206	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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1252	1252	)))
1253	1253
1254	1254
	1256	+(((
1255	1255	If device already joined network:
	1258	+)))
1256	1256
1257	1257	(% class="box infomessage" %)
1258	1258	(((
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1291	1291
1292	1292	(% style="color:red" %)**Note:**
1293	1293
	1297	+(((
1294	1294	(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1295	1295	2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1296	1296	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.
1297	1297	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
	1302	+)))
1298	1298
1299	1299	[[image:1654162478620-421.png]]
1300	1300
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1323	1323
1324	1324	[[image:1654162535040-878.png]]
1325	1325
	1331	+(((
1326	1326	**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]].
	1333	+)))
1327	1327
	1335	+(((
1328	1328	**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1337	+)))
1329	1329
	1339	+(((
1330	1330	**Step3: **Open flashloader; choose the correct COM port to update.
	1341	+)))
1331	1331
1332	1332	(((
1333	1333	(((
	1345	+(((
1334	1334	(% 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.
1335	1335	)))
1336	1336	)))
	1349	+)))
1337	1337
1338	1338
1339	1339	[[image:image-20220602175818-12.png]]