Changes for page Point to Point Communication of LT-22222-L
Last modified by Edwin Chen on 2022/11/22 09:38
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Xiaoling1 +XWiki.Bei - Content
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... ... @@ -1,4 +1,4 @@ 1 -**Contents: ** 1 +**Table of Contents: ** 2 2 3 3 {{toc/}} 4 4 ... ... @@ -5,7 +5,7 @@ 5 5 6 6 7 7 8 -= **1. Overview**=8 += 1. Overview = 9 9 10 10 ((( 11 11 ... ... @@ -18,36 +18,35 @@ 18 18 ))) 19 19 20 20 21 -= **2. Features for this firmware**=21 += 2. Features for this firmware = 22 22 23 -== **2.1 Point To Point**==23 +== 2.1 Point To Point == 24 24 25 -=== **2.1.1 Overview**===25 +=== 2.1.1 Overview === 26 26 27 27 28 28 [[image:image-20220602111219-1.png||height="472" width="972"]] 29 29 30 30 31 -=== **2.2.2 Configure**===31 +=== 2.2.2 Configure === 32 32 33 33 34 -(% border="1" style="background-color:#f7faff; color:black; width: 500px" %)35 -|=**A's configuration**|=**B's configuration** 36 -|AT+GROUPMOD=0|AT+GROUPMOD=0 37 -|AT+TXCHS=868700000|AT+TXCHS=869000000 38 -|AT+RXCHS=869000000|AT+RXCHS=868700000 39 -|AT+TRIG1=2,50|AT+TRIG1=2,50 40 -|AT+TRIG2=2,50|AT+TRIG2=2,50 41 -|AT+DI1TODO1=2|AT+DI1TODO1=2 42 -|AT+DI1TORO1=2|AT+DI1TORO1=2 43 -|AT+DI2TODO2=2 |AT+DI2TODO2=2 44 -|AT+DI2TORO2=2|AT+DI2TORO2=2 34 +(% border="1" style="background-color:#f7faff; color:black; width:360px" %) 35 +|=(% style="width: 179px;" %)**A's configuration**|=(% style="width: 177px;" %)**B's configuration** 36 +|(% style="width:179px" %)AT+GROUPMOD=0|(% style="width:177px" %)AT+GROUPMOD=0 37 +|(% style="width:179px" %)AT+TXCHS=868700000|(% style="width:177px" %)AT+TXCHS=869000000 38 +|(% style="width:179px" %)AT+RXCHS=869000000|(% style="width:177px" %)AT+RXCHS=868700000 39 +|(% style="width:179px" %)AT+TRIG1=2,50|(% style="width:177px" %)AT+TRIG1=2,50 40 +|(% style="width:179px" %)AT+TRIG2=2,50|(% style="width:177px" %)AT+TRIG2=2,50 41 +|(% style="width:179px" %)AT+DI1TODO1=2|(% style="width:177px" %)AT+DI1TODO1=2 42 +|(% style="width:179px" %)AT+DI1TORO1=2|(% style="width:177px" %)AT+DI1TORO1=2 43 +|(% style="width:179px" %)AT+DI2TODO2=2 |(% style="width:177px" %)AT+DI2TODO2=2 44 +|(% style="width:179px" %)AT+DI2TORO2=2|(% style="width:177px" %)AT+DI2TORO2=2 45 45 46 46 47 +=== 2.2.3 Serial port display === 47 47 48 -=== **2.2.3 Serial port display** === 49 49 50 - 51 51 (% class="wikigeneratedid" %) 52 52 [[image:image-20220602111219-2.png]] 53 53 ... ... @@ -60,15 +60,15 @@ 60 60 If the sender does not get the ACK reply from the receiver, it will retransmit up to 4 times, each interval is 6 seconds, and the UplinkCounter of the retransmission will not increase. 61 61 62 62 63 -== **2.2 Point To Mult-Point**==62 +== 2.2 Point To Mult-Point == 64 64 65 -=== **2.2.1 Overview**===64 +=== 2.2.1 Overview === 66 66 67 67 68 68 [[image:1654152390874-192.png]] 69 69 70 70 71 -=== **2.2.2 Configure**===70 +=== 2.2.2 Configure === 72 72 73 73 74 74 (% style="color:blue" %)**Configuration of the TX group:** ... ... @@ -110,7 +110,7 @@ 110 110 AT+RXCHS=868700000 111 111 112 112 113 -=== **2.2.3 Serial port display**===112 +=== 2.2.3 Serial port display === 114 114 115 115 116 116 [[image:image-20220602144747-1.png]] ... ... @@ -118,12 +118,13 @@ 118 118 119 119 [[image:image-20220602144747-2.png]] 120 120 120 + 121 121 ((( 122 122 If the TX group does not receive all the ACK replies from the RX group, it will retransmit up to 4 times, each time interval is 30 seconds, and the retransmission UplinkCounter will not increase. 123 123 ))) 124 124 125 125 126 -== **2.3 AT command**==126 +== 2.3 AT command == 127 127 128 128 129 129 ((( ... ... @@ -225,9 +225,8 @@ 225 225 ))) 226 226 227 227 228 - 229 229 ((( 230 -(% style="color: #4f81bd" %)**Example 1:**229 +(% style="color:blue" %)**Example 1:** 231 231 ))) 232 232 233 233 ((( ... ... @@ -235,7 +235,6 @@ 235 235 ))) 236 236 237 237 238 - 239 239 ((( 240 240 (% style="color:blue" %)**Example 2: ** 241 241 ))) ... ... @@ -249,23 +249,23 @@ 249 249 ))) 250 250 251 251 ((( 252 -a=0: falling edge; 250 +**a=0:** falling edge; 253 253 ))) 254 254 255 255 ((( 256 -a=1: rising edge; 254 +**a=1: **rising edge; 257 257 ))) 258 258 259 259 ((( 260 -a=2: falling edge or rising edge; 258 +**a=2:** falling edge or rising edge; 261 261 ))) 262 262 263 263 ((( 264 -b: triggering time in milliseconds. 262 +**b:** triggering time in milliseconds. 265 265 ))) 266 266 267 267 ((( 268 -AT+TRIGx=2,50 Falling edge or rising edge trigger, and the trigger time exceeds 50ms. 266 +**AT+TRIGx=2,50** Falling edge or rising edge trigger, and the trigger time exceeds 50ms. 269 269 ))) 270 270 271 271 ... ... @@ -293,12 +293,12 @@ 293 293 294 294 ))) 295 295 296 -(% border="1" style="background-color:#f7faff; color:black; width: 706px" %)294 +(% border="1" style="background-color:#f7faff; color:black; width:690px" %) 297 297 |=(% style="width: 102px;" %)((( 298 298 Maps value 299 299 )))|=(% style="width: 331px;" %)((( 300 300 DIx to DOx 301 -)))|=(% style="width: 2 68px;" %)(((299 +)))|=(% style="width: 251px;" %)((( 302 302 DIx to ROx 303 303 ))) 304 304 |(% style="width:102px" %)((( ... ... @@ -305,7 +305,7 @@ 305 305 0 306 306 )))|(% style="width:331px" %)((( 307 307 No Action 308 -)))|(% style="width:2 68px" %)(((306 +)))|(% style="width:251px" %)((( 309 309 No Action 310 310 ))) 311 311 |(% style="width:102px" %)((( ... ... @@ -312,7 +312,7 @@ 312 312 1 313 313 )))|(% style="width:331px" %)((( 314 314 If DIx is high, control DOx to output low level, If DIx is low, control DOx to output high level 315 -)))|(% style="width:2 68px" %)(((313 +)))|(% style="width:251px" %)((( 316 316 ((( 317 317 If DIx is high, control ROx to close, 318 318 ))) ... ... @@ -325,7 +325,7 @@ 325 325 2 326 326 )))|(% style="width:331px" %)((( 327 327 If DIx is high, control DOx to output high level, If DIx is low, control DOx to output low level 328 -)))|(% style="width:2 68px" %)(((326 +)))|(% style="width:251px" %)((( 329 329 ((( 330 330 If DIx is high, control ROx to open, 331 331 ))) ... ... @@ -338,11 +338,13 @@ 338 338 3 339 339 )))|(% style="width:331px" %)((( 340 340 DOx state flip 341 -)))|(% style="width:2 68px" %)(((339 +)))|(% style="width:251px" %)((( 342 342 ROx state flip 343 343 ))) 344 344 345 345 ((( 344 + 345 + 346 346 (% style="color:blue" %)**Example 4: ** 347 347 ))) 348 348 ... ... @@ -354,12 +354,10 @@ 354 354 **AT+GROUPMOD=0,aa** Set the TX group that controls the number of aa (The maximum value of aa is 8) 355 355 ))) 356 356 357 - 358 358 ((( 359 359 **AT+GROUPMOD=1,bb** Set to the RX group controlled by the TX group, numbered bb(The maximum value of aa is 8) 360 360 ))) 361 361 362 - 363 363 ((( 364 364 **AT+GROUPMOD=0,2** Set to control the TX group of the two RX groups 365 365 ))) ... ... @@ -376,40 +376,41 @@ 376 376 === 2.3.1 TRIG command is configured in the transmit LT. (LT1)(Since firmware 1.3) === 377 377 378 378 379 -**AT+TRIGx=a **Trigger transmit directly without triggering time 377 +**AT+TRIGx=a **Trigger transmit directly without triggering time 380 380 381 -**AT+TRIGx=a,b** Trigger transmit with triggering time threshold 379 +**AT+TRIGx=a,b** Trigger transmit with triggering time threshold 382 382 383 -**AT+TRIGx=a,b,c **Trigger transmit with triggering time threshold, and continue to transmit every xx seconds if DI status no change. 381 +**AT+TRIGx=a,b,c **Trigger transmit with triggering time threshold, and continue to transmit every xx seconds if DI status no change. 384 384 385 385 386 -a=0: falling edge; 384 +**a=0:** falling edge; 387 387 388 -a=1: rising edge; 386 +**a=1:** rising edge; 389 389 390 -a=2: falling edge or rising edge; 388 +**a=2:** falling edge or rising edge; 391 391 392 -b: triggering time in milliseconds. 390 +**b:** triggering time in milliseconds. 393 393 394 -c: transmit interval 392 +**c:** transmit interval 395 395 396 396 397 - **(% style="color:blue" %)Use Case 1**(%%): Once the DI1 port status change ( either from low to high or high to low, LT1 sends a trigger to LT-2)395 +(% style="color:blue" %)**Use Case 1**(%%): Once the DI1 port status change ( either from low to high or high to low, LT1 sends a trigger to LT-2) 398 398 399 -Command: 397 +**Command:** 400 400 401 -AT+TRIG1=2,50 Falling edge or rising edge trigger, and the trigger time should exceed 50ms. 399 +**AT+TRIG1=2,50** Falling edge or rising edge trigger, and the trigger time should exceed 50ms. 402 402 403 403 404 - **(% style="color:blue" %)Use Case 2: **(%%)Sync LT2 RO / DO status with LT1 every minute.402 +(% style="color:blue" %)**Use Case 2: **(%%)Sync LT2 RO / DO status with LT1 every minute. 405 405 406 -Command: 404 +**Command:** 407 407 408 -AT+TRIG2=2,50,60 Once there is falling edge or rising edge on DI2 of LT1, LT1 will transmit trigger to LT2 and LT2 can sync the status of RO/DO. 406 +**AT+TRIG2=2,50,60** Once there is falling edge or rising edge on DI2 of LT1, LT1 will transmit trigger to LT2 and LT2 can sync the status of RO/DO. 409 409 410 410 411 411 === 2.3.2 RO/DO is configured in the receiver LT (LT2)(Since firmware 1.3) === 412 412 411 + 413 413 AT+DI1TODO1= maps value[,latch time] 414 414 415 415 AT+DI1TORO1= maps value[,latch time] ... ... @@ -419,32 +419,32 @@ 419 419 AT+DI2TORO2= maps value[,latch time] 420 420 421 421 422 -(% border="1" style="background-color:#f7faff; color:black; width:7 06px" %)423 -| **Maps value**|DIx to DOx|DIx to ROx 424 -|0|No Action|No Action 425 -|1|If DIx is high, control DOx to output low level, If DIx is low, control DOx to output high level|((( 421 +(% border="1" style="background-color:#f7faff; color:black; width:774px" %) 422 +|(% style="width:105px" %) **Maps value**|(% style="width:415px" %)**DIx to DOx**|(% style="width:249px" %)**DIx to ROx** 423 +|(% style="width:105px" %)0|(% style="width:415px" %)No Action|(% style="width:249px" %)No Action 424 +|(% style="width:105px" %)1|(% style="width:415px" %)If DIx is high, control DOx to output low level, If DIx is low, control DOx to output high level|(% style="width:249px" %)((( 426 426 If DIx is high, control ROx to close, 427 427 428 428 if DIx is low, control ROx to open 429 429 ))) 430 -|2|If DIx is high, control DOx to output high level, If DIx is low, control DOx to output low level|((( 429 +|(% style="width:105px" %)2|(% style="width:415px" %)If DIx is high, control DOx to output high level, If DIx is low, control DOx to output low level|(% style="width:249px" %)((( 431 431 If DIx is high, control ROx to open, 432 432 433 433 if DIx is low, control ROx to close 434 434 ))) 435 -|3|DOx state flip|ROx state flip 434 +|(% style="width:105px" %)3|(% style="width:415px" %)DOx state flip|(% style="width:249px" %)ROx state flip 436 436 437 437 latch time, if latch time is defined, DO or RO will go back to the original status after latch time, if there is a new trigger comes, the LT2 will use the new latch time settings and ignore the old one. 438 438 439 439 440 - **(% style="color:blue" %)Case1**:439 +(% style="color:blue" %)**Case1**: 441 441 442 -AT+DI1TODO1=1 ~/~/ LT2 DO1 will follow LT1 DI1 trigger command, if DI1 of LT1 is trigger high, DO1 of LT2 will output low, if DI1 of LT1 is trigger low, DO2 of LT2 will output high. 441 +AT+DI1TODO1=1 ~/~/ LT2 DO1 will follow LT1 DI1 trigger command, if DI1 of LT1 is trigger high, DO1 of LT2 will output low, if DI1 of LT1 is trigger low, DO2 of LT2 will output high. 443 443 444 444 445 - **(% style="color:blue" %)Case2**:444 +(% style="color:blue" %)**Case2**: 446 446 447 -AT+DI1TODO1=1,60 ~/~/ LT2 DO1 will follow LT1 DI1 trigger command, DO1 will keep the status 60 seconds and then go back to original state. 446 +AT+DI1TODO1=1,60 ~/~/ LT2 DO1 will follow LT1 DI1 trigger command, DO1 will keep the status 60 seconds and then go back to original state. 448 448 449 449 450 450 === 2.3.3 Save the RO/DO status during power off(Since firmware 1.3) === ... ... @@ -452,37 +452,39 @@ 452 452 453 453 Enable/Disbale retain Digital Output/Relay Output after power off / Power On 454 454 455 -AT+DOROSAVE=0 ~/~/ Disable Retain after power off/on 454 +**AT+DOROSAVE=0** ~/~/ Disable Retain after power off/on 456 456 457 -AT+DOROSAVE=1 ~/~/ Enable Retain after power off/on 456 +**AT+DOROSAVE=1** ~/~/ Enable Retain after power off/on 458 458 459 -AT+DOROSAVE=2,a,b,c,d ~/~/ set DO/RO port to default state after power on. 458 +**AT+DOROSAVE=2,a,b,c,d** ~/~/ set DO/RO port to default state after power on. 460 460 461 -a: for DO1 460 +**a: **for DO1 462 462 463 -b: for DO2 462 +**b:** for DO2 464 464 465 -c: for RO1 464 +**c: **for RO1 466 466 467 -d: for RO2. 466 +**d:** for RO2. 468 468 469 -Example: 470 470 471 - AT+DOROSAVE=2,0,0,0,1 ~/~/ Set DO1/DO2 to Low, RO1 to openafterpower on , set RO2 to closeafter power on.469 +**Example:** 472 472 471 +AT+DOROSAVE=2,0,0,0,1 ~/~/ Set DO1/DO2 to Low, RO1 to open after power on , set RO2 to close after power on. 473 473 473 + 474 474 === 2.3.4 Control Sleep status.(Since firmware 1.3) === 475 475 476 + 476 476 DI2 can be used to set LT into sleep mode. 477 477 478 -AT+DI2SLEEP=1 ~/~/Enable DI2 as Sleep pin 479 +**AT+DI2SLEEP=1** ~/~/ Enable DI2 as Sleep pin 479 479 480 -AT+DI2SLEEP=0 ~/~/Disable DI2 as Sleep pin 481 +**AT+DI2SLEEP=0** ~/~/ Disable DI2 as Sleep pin 481 481 482 482 When DI2 is enabled as sleep pin, a falling trigger (with 500ms pulse) will set LT into sleep mode. A raising trigger will wake up it again. 483 483 484 484 485 -== **2.4 Data Format**==486 +== 2.4 Data Format == 486 486 487 487 488 488 ((( ... ... @@ -490,66 +490,56 @@ 490 490 ))) 491 491 492 492 ((( 493 - 494 -))) 495 - 496 -((( 497 497 (% style="color:blue" %)**Payload:** 498 498 ))) 499 499 500 -(% border="1" style="background-color:#f7faff; color:black; width: 938px" %)501 -|=(% style="width: 12 3px;" %)(((497 +(% border="1" style="background-color:#f7faff; color:black; width:825px" %) 498 +|=(% style="width: 102px;" %)((( 502 502 **Size (bytes)** 503 -)))|=(% style="width: 107px;" %)(((500 +)))|=(% style="width: 74px;" %)((( 504 504 1 505 -)))|=(% style="width: 107px;" %)(((502 +)))|=(% style="width: 72px;" %)((( 506 506 1 507 -)))|=(% style="width: 107px;" %)(((504 +)))|=(% style="width: 47px;" %)((( 508 508 1 509 -)))|=(% style="width: 107px;" %)(((506 +)))|=(% style="width: 83px;" %)((( 510 510 1 511 -)))|=(% style="width: 107px;" %)(((508 +)))|=(% style="width: 90px;" %)((( 512 512 1 513 -)))|=(% style="width: 107px;" %)(((510 +)))|=(% style="width: 92px;" %)((( 514 514 1 515 -)))|=(% style="width: 107px;" %)(((512 +)))|=(% style="width: 78px;" %)((( 516 516 1 517 -)))|=(% style="width: 1 07px;" %)(((514 +)))|=(% style="width: 91px;" %)((( 518 518 1 519 -)))|=(% style="width: 1 07px;" %)(((516 +)))|=(% style="width: 91px;" %)((( 520 520 1 521 521 ))) 522 -|(% style="width:12 3px" %)(((519 +|(% style="width:102px" %)((( 523 523 **Value** 524 -)))|(% style="width: 38px" %)(((521 +)))|(% style="width:74px" %)((( 525 525 address 526 -)))|(% style="width:7 0px" %)(((523 +)))|(% style="width:72px" %)((( 527 527 request 528 -)))|(% style="width: 52px" %)(((525 +)))|(% style="width:47px" %)((( 529 529 ACK 530 -)))|(% style="width: 127px" %)(((527 +)))|(% style="width:83px" %)((( 531 531 ((( 532 532 DI1& 533 -))) 534 - 535 -((( 536 536 DI1 level 537 537 ))) 538 -)))|(% style="width: 101px" %)(((532 +)))|(% style="width:90px" %)((( 539 539 DI1TODO1 540 -)))|(% style="width:9 1px" %)(((534 +)))|(% style="width:92px" %)((( 541 541 DI1TORO1 542 -)))|(% style="width: 111px" %)(((536 +)))|(% style="width:78px" %)((( 543 543 ((( 544 544 DI2& 539 +DI2 leve 545 545 ))) 546 - 547 -((( 548 -DI2 level 549 -))) 550 -)))|(% style="width:105px" %)((( 541 +)))|(% style="width:91px" %)((( 551 551 DI2TODO2 552 -)))|(% style="width:1 06px" %)(((543 +)))|(% style="width:91px" %)((( 553 553 DI2TORO2 554 554 ))) 555 555 ... ... @@ -596,62 +596,56 @@ 596 596 ((( 597 597 598 598 599 -(% style="color: #4f81bd" %)**Payload:(Since firmware 1.3)The receiver replies to the sent packet**590 +(% style="color:blue" %)**Payload:(Since firmware 1.3)The receiver replies to the sent packet** 600 600 ))) 601 601 602 -(% border="1" style="background-color:#f7faff; color:black; width: 938px" %)603 -|=(% style="width: 123px;" %)(((604 -**Size 605 -)))|=(% style="width: 107px;" %)(((593 +(% border="1" style="background-color:#f7faff; color:black; width:822px" %) 594 +|=(% style="width: 97px;" %)((( 595 +**Size(bytes)** 596 +)))|=(% style="width: 71px;" %)((( 606 606 1 607 -)))|=(% style="width: 107px;" %)(((598 +)))|=(% style="width: 70px;" %)((( 608 608 1 609 -)))|=(% style="width: 107px;" %)(((600 +)))|=(% style="width: 48px;" %)((( 610 610 1 611 -)))|=(% style="width: 107px;" %)(((602 +)))|=(% style="width: 85px;" %)((( 612 612 1 613 -)))|=(% style="width: 107px;" %)(((604 +)))|=(% style="width: 90px;" %)((( 614 614 1 615 -)))|=(% style="width: 107px;" %)(((606 +)))|=(% style="width: 88px;" %)((( 616 616 1 617 -)))|=(% style="width: 107px;" %)(((608 +)))|=(% style="width: 86px;" %)((( 618 618 1 619 -)))|=(% style="width: 107px;" %)(((610 +)))|=(% style="width: 92px;" %)((( 620 620 1 621 -)))|=(% style="width: 107px;" %)(((612 +)))|=(% style="width: 92px;" %)((( 622 622 1 623 623 ))) 624 -|(% style="width: 123px" %)(((615 +|(% style="width:97px" %)((( 625 625 **Value** 626 -)))|(% style="width: 38px" %)(((617 +)))|(% style="width:71px" %)((( 627 627 address 628 628 )))|(% style="width:70px" %)((( 629 629 request 630 -)))|(% style="width: 52px" %)(((621 +)))|(% style="width:48px" %)((( 631 631 ACK 632 -)))|(% style="width: 127px" %)(((623 +)))|(% style="width:85px" %)((( 633 633 ((( 634 -DO1& 625 +DOI1& 626 +DOI2 level 635 635 ))) 636 - 637 -((( 638 -DO1 level 639 -))) 640 -)))|(% style="width:101px" %)((( 628 +)))|(% style="width:90px" %)((( 641 641 DI1TODO1 642 -)))|(% style="width: 91px" %)(((630 +)))|(% style="width:88px" %)((( 643 643 DI1TORO1 644 -)))|(% style="width: 111px" %)(((632 +)))|(% style="width:86px" %)((( 645 645 ((( 646 646 RO2& 647 -))) 648 - 649 -((( 650 650 RO2 level 651 651 ))) 652 -)))|(% style="width: 105px" %)(((637 +)))|(% style="width:92px" %)((( 653 653 DI2TODO2 654 -)))|(% style="width: 106px" %)(((639 +)))|(% style="width:92px" %)((( 655 655 DI2TORO2 656 656 ))) 657 657 ... ... @@ -669,7 +669,7 @@ 669 669 670 670 ((( 671 671 ((( 672 -(% style="color:#037691" %)**The fourth byte**(%%)**:** the high four bits are 1 to represent DO1, and the low four bits are the level of DO1 when the interrupt is triggered. 657 +(% style="color:#037691" %)**The fourth byte**(%%)**:** the high four bits are 1 to represent DOI1, and the low four bits are the level of DOI1 when the interrupt is triggered. 673 673 ))) 674 674 ))) 675 675