Last modified by Karry Zhuang on 2024/07/11 11:58
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... ... @@ -572,11 +572,21 @@ 572 572 573 573 Adjust the M option corresponding to the ultrasonic flowmeter as follows 574 574 575 -M52 sets RS485 Port M62 sets 9600, none, 1 M63 sets automatic575 +M52 sets RS485 Port. 576 576 577 -[[image:1720669933691-331.png]] [[image:1720669981767-254.png]][[image:1720670003601-544.png]]577 +[[image:1720669933691-331.png]] 578 578 579 579 580 +M62 sets 9600, none, 1 581 + 582 +[[image:1720669981767-254.png]] 583 + 584 + 585 +M63 sets automatic 586 + 587 +[[image:1720670003601-544.png]] 588 + 589 + 580 580 === 1.9.2 Setting Dragino RS485-LN === 581 581 582 582 ... ... @@ -619,7 +619,16 @@ 619 619 620 620 [[image:1720670123955-149.png]] 621 621 632 +AT+CFGDEV=01 03 00 08 00 04 c5 cb ,1 622 622 634 +RETURN DATA: 635 + 636 +01 03 08 00 36 00 00 78 79 3f 7c 1a bc 637 + 638 + 639 +OK 640 + 641 + 623 623 00 36 00 00 is the integer of the read value 624 624 625 625 78 79 3f 7c is a decimal, but it needs to be converted and parsed into floating point. The parsing order is CDAB, which is 3f 7c 78 79