Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 77.1 >
edited by Edwin Chen
on 2022/10/07 12:44
To version < 75.2 >
edited by Xiaoling
on 2022/09/29 16:37
>
Change comment: There is no comment for this version

Summary

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Author
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1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
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108 108  * Automatic RF Sense and CAD with ultra-fast AFC.
109 109  * Packet engine up to 256 bytes with CRC
110 110  
111 +
112 +
111 111  == 1.3 Features ==
112 112  
113 113  
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120 120  * Support Modbus protocol
121 121  * Support Interrupt uplink (Since hardware version v1.2)
122 122  
125 +
126 +
123 123  == 1.4 Applications ==
124 124  
125 125  
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130 130  * Smart Cities
131 131  * Smart Factory
132 132  
137 +
138 +
133 133  == 1.5 Firmware Change log ==
134 134  
135 135  
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361 361  )))
362 362  )))
363 363  
370 +
371 +
364 364  === 3.3.2 Configure sensors ===
365 365  
366 366  
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388 388  )))
389 389  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
390 390  
399 +
400 +
391 391  === 3.3.3 Configure read commands for each sampling ===
392 392  
393 393  
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511 511  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
512 512  1. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes
513 513  
524 +
525 +
514 514  (% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
515 515  
516 516  
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639 639  
640 640  
641 641  (((
642 -This command is used to configure the RS485 devices; they won't be used during sampling. Max Length of AT+CFGDEV is **40 bytes**.
654 +This command is used to configure the RS485 devices; they won't be used during sampling.
643 643  )))
644 644  
645 645  (((
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1121 1121  
1122 1122  (((
1123 1123  Set the Rs485 serial communication parameters:
1136 +
1137 +
1124 1124  )))
1125 1125  
1126 -(((
1127 -(% style="color:#037691" %)**AT Command:**
1140 +* (((
1141 +(% style="color:#037691" %)** AT Command:**
1142 +
1143 +
1144 +
1128 1128  )))
1129 1129  
1130 1130  (((
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1131 1131  * Set Baud Rate
1132 1132  )))
1133 1133  
1134 -(% style="color:#4472c4" %)** AT+BAUDR=9600** (%%) ~/~/  Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
1151 +(% style="color:#4472c4" %)** AT+BAUDR=9600** (%%) ~/~/  Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
1135 1135  
1136 1136  
1137 1137  (((
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1138 1138  * Set UART Parity
1139 1139  )))
1140 1140  
1141 -(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
1158 +(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
1142 1142  
1143 1143  
1144 1144  (((
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1145 1145  * Set STOPBIT
1146 1146  )))
1147 1147  
1148 -(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1165 +(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1149 1149  
1150 1150  
1151 -(((
1152 -(% style="color:#037691" %)**Downlink Payload:**
1168 +
1169 +* (((
1170 +(% style="color:#037691" %)** Downlink Payload:**
1153 1153  )))
1154 1154  
1155 1155  (((
1156 -(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
1174 +(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
1157 1157  )))
1158 1158  
1159 1159  (((
1178 +
1179 +
1160 1160  **Example:**
1161 1161  )))
1162 1162  
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1432 1432  |(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1433 1433  |(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1434 1434  
1455 +
1456 +
1435 1435  == 3.8 LEDs ==
1436 1436  
1437 1437  
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1440 1440  |**PWR**|Always on if there is power
1441 1441  |**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.
1442 1442  
1465 +
1466 +
1443 1443  = 4. Case Study =
1444 1444  
1445 1445  
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1684 1684  * (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1685 1685  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1686 1686  
1711 +
1712 +
1687 1687  = 9.Packing Info =
1688 1688  
1689 1689  
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1700 1700  * Package Size / pcs : 14.5 x 8 x 5 cm
1701 1701  * Weight / pcs : 170g
1702 1702  
1729 +
1730 +
1703 1703  = 10. FCC Caution for RS485LN-US915 =
1704 1704  
1705 1705  

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