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Last modified by Xiaoling on 2025/04/23 15:57
From version 44.8
edited by Xiaoling
on 2022/06/14 10:04
Change comment: There is no comment for this version
To version 42.3
edited by Xiaoling
on 2022/06/06 12:01
Change comment: There is no comment for this version

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1 1  (% style="text-align:center" %)
2 -[[image:1652947681187-144.png||height="404" width="404"]]
2 +[[image:1652947681187-144.png||height="385" width="385"]]
3 3  
4 4  
5 5  
6 6  
7 +**RS485-BL – Waterproof RS485 to LoRaWAN Converter User Manual**
8 +
9 +
10 +
7 7  **Table of Contents:**
8 8  
9 9  {{toc/}}
... ... @@ -63,7 +63,6 @@
63 63  ** Idle: 6uA@3.3v
64 64  ** 20dB Transmit: 130mA@3.3v
65 65  
66 -
67 67  **Interface for Model:**
68 68  
69 69  * 1 x RS485 Interface
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73 73  * 1 x Interrupt Interface
74 74  * 1 x Controllable 5V output, max
75 75  
76 -
77 77  **LoRa Spec:**
78 78  
79 79  * Frequency Range:
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92 92  * 127 dB Dynamic Range RSSI.
93 93  * Automatic RF Sense and CAD with ultra-fast AFC. ​​​
94 94  
95 -
96 -
97 -
98 98  == 1.3 Features ==
99 99  
100 100  * LoRaWAN Class A & Class C protocol (default Class A)
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106 106  * Support Modbus protocol
107 107  * Support Interrupt uplink
108 108  
109 -
110 -
111 -
112 112  == 1.4 Applications ==
113 113  
114 114  * Smart Buildings & Home Automation
... ... @@ -118,9 +118,6 @@
118 118  * Smart Cities
119 119  * Smart Factory
120 120  
121 -
122 -
123 -
124 124  == 1.5 Firmware Change log ==
125 125  
126 126  [[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);"]]
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204 204  
205 205  [[image:1652953414711-647.png||height="337" width="723"]]
206 206  
207 -
208 208  (((
209 209  The RS485-BL in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method.
210 210  )))
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223 223  
224 224  [[image:1652953462722-299.png]]
225 225  
226 -
227 227  (((
228 228  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
229 229  )))
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300 300  (((
301 301  **Description**
302 302  )))
303 -)))|=(% style="width: 210px;" %)(((
294 +)))|=(% style="width: 2100px;" %)(((
304 304  (((
305 305  **Example**
306 306  )))
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404 404  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
405 405  |=(% style="width: 80px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 210px;" %)**Example**
406 406  |AT+CFGDEV|(% style="width:80px" %)(((
407 -(((
408 408  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
409 -)))
410 410  
411 -(((
412 412  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
413 -)))
414 414  
415 -(((
416 416  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
417 -)))
418 418  )))|(% style="width:210px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
419 419  
420 420  Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]].
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885 885  )))
886 886  
887 887  (((
888 -**}**
873 +}
889 889  
890 890  
891 891  )))
... ... @@ -1438,16 +1438,34 @@
1438 1438  (((
1439 1439  (((
1440 1440  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1426 +)))
1427 +)))
1441 1441  
1429 +(((
1442 1442  Set UART Parity
1431 +)))
1432 +
1433 +(% class="box infomessage" %)
1434 +(((
1435 +(((
1443 1443  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1437 +)))
1438 +)))
1444 1444  
1440 +(((
1445 1445  Set STOPBIT
1442 +)))
1446 1446  
1444 +(% class="box infomessage" %)
1445 +(((
1446 +(((
1447 1447  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1448 1448  )))
1449 1449  )))
1450 1450  
1451 +(((
1452 +
1453 +)))
1451 1451  
1452 1452  * (((
1453 1453  **Downlink Payload:**
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1604 1604  
1605 1605  == 3.10 Switch Jumper ==
1606 1606  
1607 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:463px" %)
1608 -|=(% style="width: 123px;" %)**Switch Jumper**|=(% style="width: 336px;" %)**Feature**
1609 -|(% style="width:123px" %)**SW1**|(% style="width:336px" %)ISP position: Upgrade firmware via UART
1610 +(% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
1611 +|=(% style="width: 124px;" %)**Switch Jumper**|=(% style="width: 388px;" %)**Feature**
1612 +|(% style="width:124px" %)**SW1**|(% style="width:388px" %)(((
1613 +ISP position: Upgrade firmware via UART
1614 +
1610 1610  Flash position: Configure device, check running status.
1611 -|(% style="width:123px" %)**SW2**|(% style="width:336px" %)5V position: set to compatible with 5v I/O.
1616 +)))
1617 +|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1618 +5V position: set to compatible with 5v I/O.
1619 +
1612 1612  3.3v position: set to compatible with 3.3v I/O.,
1621 +)))
1613 1613  
1614 1614  (((
1615 1615  **+3.3V**: is always ON
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1657 1657  (% class="box infomessage" %)
1658 1658  (((
1659 1659  **AT+FDR**
1669 +)))
1670 +
1671 +(% class="box infomessage" %)
1672 +(((
1660 1660  **AT+NJM=0**
1674 +)))
1675 +
1676 +(% class="box infomessage" %)
1677 +(((
1661 1661  **ATZ**
1662 1662  )))
1663 1663