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69	69	** Idle: 32mA@12v
70	70	** 20dB Transmit: 65mA@12v
71	71
	72	+
72	72	**Interface for Model:**
73	73
74	74	* RS485
75	75	* Power Input 7~~ 24V DC.
76	76
	78	+
77	77	**LoRa Spec:**
78	78
79	79	* Frequency Range:
...	...	@@ -95,6 +95,8 @@
95	95	* Automatic RF Sense and CAD with ultra-fast AFC.
96	96	* Packet engine up to 256 bytes with CRC
97	97
	100	+
	101	+
98	98	== 1.3 Features ==
99	99
100	100	* LoRaWAN Class A & Class C protocol (default Class C)
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106	106	* Support Modbus protocol
107	107	* Support Interrupt uplink (Since hardware version v1.2)
108	108
	113	+
	114	+
109	109	== 1.4 Applications ==
110	110
111	111	* Smart Buildings & Home Automation
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115	115	* Smart Cities
116	116	* Smart Factory
117	117
	124	+
	125	+
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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241	241	(((
242	242	(((
243	243	(((
244		-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-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
	252	+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.
245	245	)))
246	246	)))
247	247
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317	317	)))
318	318
319	319
	328	+
	329	+
320	320	=== 3.3.2 Configure sensors ===
321	321
322	322	(((
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342	342	)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
343	343
344	344
	355	+
	356	+
345	345	=== 3.3.3 Configure read commands for each sampling ===
346	346
347	347	(((
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354	354	During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
355	355
356	356
357		-(% style="color:#037691" %)**Each RS485 commands include two parts:**
	369	+**Each RS485 commands include two parts:**
358	358
359	359	~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar.
360	360
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369	369	Below are examples for the how above AT Commands works.
370	370
371	371
372		-(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
	384	+**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
373	373
374	374	(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
375	375	|(% style="width:496px" %)(((
376		-(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	388	+**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
377	377
378	378	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
379	379
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385	385	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
386	386
387	387
388		-(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
	400	+**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
389	389
390	390	(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
391	391	|(% style="width:510px" %)(((
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398	398
399	399	**Examples:**
400	400
401		-* (% style="color:#037691" %)**Grab bytes**
	413	+* Grab bytes:
402	402
403	403	[[image:image-20220602153621-1.png]]
404	404
405	405
406		-* (% style="color:#037691" %)**Grab a section**
	418	+* Grab a section.
407	407
408	408	[[image:image-20220602153621-2.png]]
409	409
410	410
411		-* (% style="color:#037691" %)**Grab different sections**
	423	+* Grab different sections.
412	412
413	413	[[image:image-20220602153621-3.png]]
414	414
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687	687	==== **Set Payload version** ====
688	688
689	689	(((
690		-This is the first byte of the uplink payload. RS485-LN can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
	702	+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.
691	691	)))
692	692
693	693	* (((
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785	785	XX XX XX XX: AT+COMMAND or AT+DATACUT command
786	786	)))
787	787	* (((
788		-YY:  If YY=0, RS485-LN will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
	800	+YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
789	789	)))
790	790
791	791	(((
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1224	1224	== 5.1 Access AT Command ==
1225	1225
1226	1226	(((
1227		-RS485-LN supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-LN to use AT command, as below.
	1239	+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.
1228	1228	)))
1229	1229
1230	1230	[[image:1654162355560-817.png]]
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1231	1231
1232	1232
1233	1233	(((
1234		-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-LN. The default password is 123456. Below is the output for reference:
	1246	+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:
1235	1235	)))
1236	1236
1237	1237	[[image:1654162368066-342.png]]
...	...	@@ -1380,9 +1380,9 @@
1380	1380	User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1381	1381
1382	1382
1383		-== 6.3 How many RS485-Slave can RS485-LN connects? ==
	1395	+== 6.3 How many RS485-Slave can RS485-BL connects? ==
1384	1384
1385		-The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN 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"]].
	1397	+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"]].
1386	1386
1387	1387
1388	1388	== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==