Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Bei Jinggeng on 2025/01/16 11:36
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... ... @@ -104,6 +104,7 @@ 104 104 * Support Interrupt uplink (Since hardware version v1.2) 105 105 106 106 107 + 107 107 == 1.4 Applications == 108 108 109 109 * Smart Buildings & Home Automation ... ... @@ -114,6 +114,7 @@ 114 114 * Smart Factory 115 115 116 116 118 + 117 117 == 1.5 Firmware Change log == 118 118 119 119 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] ... ... @@ -123,13 +123,9 @@ 123 123 124 124 ((( 125 125 ((( 126 -((( 127 127 v1.2: Add External Interrupt Pin. 128 -))) 129 129 130 -((( 131 131 v1.0: Release 132 -))) 133 133 134 134 135 135 ))) ... ... @@ -249,19 +249,19 @@ 249 249 250 250 To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are: 251 251 252 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)253 -| =(% style="width:10px;" %)(((250 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %) 251 +|(% style="width:128px" %)((( 254 254 **AT Commands** 255 -)))| =(% style="width:190px;" %)(((253 +)))|(% style="width:305px" %)((( 256 256 **Description** 257 -)))| =(% style="width:190px;" %)(((255 +)))|(% style="width:346px" %)((( 258 258 **Example** 259 259 ))) 260 -|(% style="width:1 10px" %)(((258 +|(% style="width:128px" %)((( 261 261 AT+BAUDR 262 -)))|(% style="width: 190px" %)(((260 +)))|(% style="width:305px" %)((( 263 263 Set the baud rate (for RS485 connection). Default Value is: 9600. 264 -)))|(% style="width: 190px" %)(((262 +)))|(% style="width:346px" %)((( 265 265 ((( 266 266 AT+BAUDR=9600 267 267 ))) ... ... @@ -270,11 +270,11 @@ 270 270 Options: (1200,2400,4800,14400,19200,115200) 271 271 ))) 272 272 ))) 273 -|(% style="width:1 10px" %)(((271 +|(% style="width:128px" %)((( 274 274 AT+PARITY 275 -)))|(% style="width: 190px" %)(((273 +)))|(% style="width:305px" %)((( 276 276 Set UART parity (for RS485 connection) 277 -)))|(% style="width: 190px" %)(((275 +)))|(% style="width:346px" %)((( 278 278 ((( 279 279 AT+PARITY=0 280 280 ))) ... ... @@ -283,9 +283,9 @@ 283 283 Option: 0: no parity, 1: odd parity, 2: even parity 284 284 ))) 285 285 ))) 286 -|(% style="width:1 10px" %)(((284 +|(% style="width:128px" %)((( 287 287 AT+STOPBIT 288 -)))|(% style="width: 190px" %)(((286 +)))|(% style="width:305px" %)((( 289 289 ((( 290 290 Set serial stopbit (for RS485 connection) 291 291 ))) ... ... @@ -293,7 +293,7 @@ 293 293 ((( 294 294 295 295 ))) 296 -)))|(% style="width: 190px" %)(((294 +)))|(% style="width:346px" %)((( 297 297 ((( 298 298 AT+STOPBIT=0 for 1bit 299 299 ))) ... ... @@ -307,8 +307,6 @@ 307 307 ))) 308 308 ))) 309 309 310 - 311 - 312 312 === 3.3.2 Configure sensors === 313 313 314 314 ((( ... ... @@ -317,18 +317,16 @@ 317 317 ))) 318 318 ))) 319 319 320 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)321 -| =(% style="width: 110px;" %)**AT Commands**|=(% style="width:90px;" %)**Description**|=(% style="width:190px;" %)**Example**322 -|AT+CFGDEV|(% style="width:1 10px" %)(((316 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %) 317 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example** 318 +|AT+CFGDEV|(% style="width:418px" %)((( 323 323 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 324 324 325 325 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 326 326 327 327 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 328 -)))|(% style="width: 190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m324 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 329 329 330 - 331 - 332 332 === 3.3.3 Configure read commands for each sampling === 333 333 334 334 ((( ... ... @@ -374,8 +374,8 @@ 374 374 375 375 **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 376 376 377 -(% border="1" style="background-color:#4bacc6; color:white; width:5 10px" %)378 -|(% style="width: 510px" %)(((371 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %) 372 +|(% style="width:722px" %)((( 379 379 **AT+DATACUTx=a,b,c** 380 380 381 381 * **a: length for the return of AT+COMMAND** ... ... @@ -501,35 +501,33 @@ 501 501 502 502 == 3.4 Uplink Payload == 503 503 498 +(% border="1" style="background-color:#4bacc6; color:white; width:734px" %) 499 +|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands** 500 +|Value|(% style="width:120px" %)((( 501 +Battery(mV) 504 504 505 - [[image:image-20220606110929-1.png]]503 +& 506 506 505 +Interrupt _Flag 506 +)))|(% style="width:116px" %)((( 507 +PAYLOAD_VER 508 + 509 + 510 +)))|(% style="width:386px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server. 511 + 507 507 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 508 508 509 509 510 510 == 3.5 Configure RS485-BL via AT or Downlink == 511 511 512 -((( 513 513 User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands 514 -))) 515 515 516 -((( 517 517 There are two kinds of Commands: 518 -))) 519 519 520 -* ((( 521 -(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] 522 -))) 521 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] 523 523 524 -* ((( 525 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN. User can see these commands below: 526 -))) 523 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN. User can see these commands below: 527 527 528 -((( 529 - 530 -))) 531 - 532 - 533 533 === 3.5.1 Common Commands === 534 534 535 535 They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] ... ... @@ -548,282 +548,142 @@ 548 548 549 549 550 550 551 - 552 552 ==== **RS485 Debug Command** ==== 553 553 554 -((( 555 555 This command is used to configure the RS485 devices; they won’t be used during sampling. 556 -))) 557 557 558 -* ((( 559 -**AT Command** 560 -))) 547 +* **AT Command** 561 561 562 562 (% class="box infomessage" %) 563 563 ((( 564 -((( 565 565 **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m** 566 566 ))) 567 -))) 568 568 569 -((( 570 570 m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 571 -))) 572 572 573 -* ((( 574 -**Downlink Payload** 575 -))) 556 +* **Downlink Payload** 576 576 577 -((( 578 578 Format: A8 MM NN XX XX XX XX YY 579 -))) 580 580 581 -((( 582 582 Where: 583 -))) 584 584 585 -* ((( 586 -MM: 1: add CRC-16/MODBUS ; 0: no CRC 587 -))) 588 -* ((( 589 -NN: The length of RS485 command 590 -))) 591 -* ((( 592 -XX XX XX XX: RS485 command total NN bytes 593 -))) 594 -* ((( 595 -((( 596 -YY: How many bytes will be uplink from the return of this RS485 command, 597 -))) 562 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC 563 +* NN: The length of RS485 command 564 +* XX XX XX XX: RS485 command total NN bytes 565 +* YY: How many bytes will be uplink from the return of this RS485 command, 566 +** if YY=0, RS485-LN will execute the downlink command without uplink; 567 +** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 568 +** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 598 598 599 -* ((( 600 -if YY=0, RS485-LN will execute the downlink command without uplink; 601 -))) 602 -* ((( 603 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 604 -))) 605 -* ((( 606 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 607 -))) 608 -))) 609 - 610 -((( 611 611 **Example 1** ~-~-> Configure without ask for uplink (YY=0) 612 -))) 613 613 614 -((( 615 615 To connect a Modbus Alarm with below commands. 616 -))) 617 617 618 -* ((( 619 -The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually. 620 -))) 574 +* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually. 621 621 622 -* ((( 623 -The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually. 624 -))) 576 +* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually. 625 625 626 -((( 627 627 So if user want to use downlink command to control to RS485 Alarm, he can use: 628 -))) 629 629 630 -((( 631 631 (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 632 -))) 633 633 634 -((( 635 635 (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm 636 -))) 637 637 638 -((( 639 639 A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output. 640 -))) 641 641 642 -((( 643 - 644 -))) 645 645 646 -((( 647 647 **Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**) 648 -))) 649 649 650 -((( 651 651 User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY** 652 -))) 653 653 654 -((( 655 - 656 -))) 657 657 658 -((( 659 659 RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is: 660 -))) 661 661 662 -((( 663 663 **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00 **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00** 664 -))) 665 665 666 -((( 667 667 [[image:1654159460680-153.png]] 668 -))) 669 669 670 670 671 671 672 - 673 673 ==== **Set Payload version** ==== 674 674 675 -((( 676 676 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. 677 -))) 678 678 679 -* ((( 680 -**AT Command:** 681 -))) 604 +* **AT Command:** 682 682 683 683 (% class="box infomessage" %) 684 684 ((( 685 -((( 686 686 **AT+PAYVER: Set PAYVER field = 1** 687 687 ))) 688 -))) 689 689 690 -* ((( 691 -**Downlink Payload:** 692 -))) 611 +* **Downlink Payload:** 693 693 694 -((( 695 695 **0xAE 01** ~-~-> Set PAYVER field = 0x01 696 -))) 697 697 698 -((( 699 699 **0xAE 0F** ~-~-> Set PAYVER field = 0x0F 700 -))) 701 701 702 702 703 703 704 - 705 705 ==== **Set RS485 Sampling Commands** ==== 706 706 707 -((( 708 708 AT+COMMANDx or AT+DATACUTx 709 -))) 710 710 711 -((( 712 712 These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]]. 713 -))) 714 714 715 -((( 716 - 717 -))) 718 718 719 -* ((( 720 -**AT Command:** 721 -))) 626 +* **AT Command:** 722 722 723 723 (% class="box infomessage" %) 724 724 ((( 725 -((( 726 726 **AT+COMMANDx: Configure RS485 read command to sensor.** 727 727 ))) 728 -))) 729 729 730 730 (% class="box infomessage" %) 731 731 ((( 732 -((( 733 733 **AT+DATACUTx: Configure how to handle return from RS485 devices.** 734 734 ))) 735 -))) 736 736 737 -((( 738 - 739 -))) 740 740 741 -* ((( 742 -**Downlink Payload:** 743 -))) 639 +* **Downlink Payload:** 744 744 745 -((( 746 746 **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 747 -))) 748 748 749 -((( 750 750 (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 751 -))) 752 752 753 -((( 754 754 Format: AF MM NN LL XX XX XX XX YY 755 -))) 756 756 757 -((( 758 758 Where: 759 -))) 760 760 761 -* ((( 762 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 763 -))) 764 -* ((( 765 -NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 766 -))) 767 -* ((( 768 -LL: The length of AT+COMMAND or AT+DATACUT command 769 -))) 770 -* ((( 771 -XX XX XX XX: AT+COMMAND or AT+DATACUT command 772 -))) 773 -* ((( 774 -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. 775 -))) 649 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 650 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 651 +* LL: The length of AT+COMMAND or AT+DATACUT command 652 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command 653 +* 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. 776 776 777 -((( 778 778 **Example:** 779 -))) 780 780 781 -((( 782 782 (% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 783 -))) 784 784 785 -((( 786 786 (% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10** 787 -))) 788 788 789 -((( 790 790 (% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10** 791 -))) 792 792 793 793 794 794 795 - 796 796 ==== **Fast command to handle MODBUS device** ==== 797 797 798 -((( 799 799 AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]]. 800 -))) 801 801 802 -((( 803 803 This command is valid since v1.3 firmware version 804 -))) 805 805 806 -((( 807 807 AT+MBFUN can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore. 808 -))) 809 809 810 -((( 811 - 812 -))) 813 813 814 -((( 815 815 **Example:** 816 -))) 817 817 818 -* ((( 819 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 820 -))) 821 -* ((( 822 -AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08. 823 -))) 824 -* ((( 825 -AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10. 826 -))) 676 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 677 +* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08. 678 +* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10. 827 827 828 828 [[image:image-20220602165351-6.png]] 829 829 ... ... @@ -831,110 +831,63 @@ 831 831 832 832 833 833 834 - 835 835 ==== **RS485 command timeout** ==== 836 836 837 -((( 838 838 Some Modbus device has slow action to send replies. This command is used to configure the RS485-LN to use longer time to wait for their action. 839 -))) 840 840 841 -((( 842 842 Default value: 0, range: 0 ~~ 65 seconds 843 -))) 844 844 845 -* ((( 846 -**AT Command:** 847 -))) 692 +* **AT Command:** 848 848 849 849 (% class="box infomessage" %) 850 850 ((( 851 -((( 852 852 **AT+CMDDLaa=hex(bb cc)*1000** 853 853 ))) 854 -))) 855 855 856 -((( 857 857 **Example:** 858 -))) 859 859 860 -((( 861 861 **AT+CMDDL1=1000** to send the open time to 1000ms 862 -))) 863 863 864 -((( 865 - 866 -))) 867 867 868 -* ((( 869 -**Downlink Payload:** 870 -))) 704 +* **Downlink Payload:** 871 871 872 -((( 873 873 **0x AA aa bb cc** 874 -))) 875 875 876 -((( 877 877 Same as: AT+CMDDLaa=hex(bb cc)*1000 878 -))) 879 879 880 -((( 881 881 **Example:** 882 -))) 883 883 884 -((( 885 885 0xAA 01 00 01 ~-~-> Same as **AT+CMDDL1=1000 ms** 886 -))) 887 887 888 888 889 889 890 - 891 891 ==== **Uplink payload mode** ==== 892 892 893 -((( 894 894 Define to use one uplink or multiple uplinks for the sampling. 895 -))) 896 896 897 -((( 898 898 The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 899 -))) 900 900 901 -* ((( 902 -**AT Command:** 903 -))) 722 +* **AT Command:** 904 904 905 905 (% class="box infomessage" %) 906 906 ((( 907 -((( 908 908 **AT+DATAUP=0** 909 909 ))) 910 -))) 911 911 912 912 (% class="box infomessage" %) 913 913 ((( 914 -((( 915 915 **AT+DATAUP=1** 916 916 ))) 917 -))) 918 918 919 -((( 920 - 921 -))) 922 922 923 -* ((( 924 -**Downlink Payload:** 925 -))) 735 +* **Downlink Payload:** 926 926 927 -((( 928 928 **0xAD 00** **~-~->** Same as AT+DATAUP=0 929 -))) 930 930 931 -((( 932 932 **0xAD 01** **~-~->** Same as AT+DATAUP=1 933 -))) 934 934 935 935 936 936 937 - 938 938 ==== **Manually trigger an Uplink** ==== 939 939 940 940 Ask device to send an uplink immediately. ... ... @@ -974,7 +974,6 @@ 974 974 975 975 976 976 977 - 978 978 ==== **Set Serial Communication Parameters** ==== 979 979 980 980 Set the Rs485 serial communication parameters: ... ... @@ -1067,6 +1067,7 @@ 1067 1067 |**RST**|(% style="width:1420px" %)Reboot RS485 1068 1068 |**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 1069 1069 874 + 1070 1070 == 3.8 LEDs == 1071 1071 1072 1072 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -1074,6 +1074,7 @@ 1074 1074 |**PWR**|Always on if there is power 1075 1075 |**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. 1076 1076 882 + 1077 1077 = 4. Case Study = 1078 1078 1079 1079 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]] ... ... @@ -1251,6 +1251,7 @@ 1251 1251 * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865 1252 1252 1253 1253 1060 + 1254 1254 = 9.Packing Info = 1255 1255 1256 1256 ... ... @@ -1268,6 +1268,7 @@ 1268 1268 * Weight / pcs : 170g 1269 1269 1270 1270 1078 + 1271 1271 = 10. FCC Caution for RS485LN-US915 = 1272 1272 1273 1273 (((
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