Version 10.1 by Xiaoling on 2022/07/04 10:37
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1 = **1.  point to point** =
2
3 == **1.1  Overview** ==
4
5 (((
6 [[image:1656900913288-882.png]]
7
8
9 == **1.2  Configure** ==
10
11
12
13 (% style="color:blue" %)**Configuration of the TX group:**
14
15 AT+GROUPMOD=0,2
16
17 AT+GROUPID=12345678
18
19 AT+TXCHS=868700000
20
21 AT+RXCHS=869000000
22
23 AT+CFGDEV=01 03 00 00 00 02,1
24
25 or
26
27 AT+COMMAND=01 03 00 00 00 02,1
28
29
30 (% style="color:blue" %)**Configuration for RX group number 1:**
31
32 AT+GROUPMOD=1,1
33
34 AT+GROUPID=12345678
35
36 AT+TXCHS=869000000
37
38 AT+RXCHS=868700000
39
40
41 (% style="color:blue" %)**Configuration for RX group number 2:**
42
43 AT+GROUPMOD=1,2
44
45 AT+GROUPID=12345678
46
47 AT+TXCHS=869000000
48
49 AT+RXCHS=868700000
50 )))
51
52
53 = **2. Features for this firmware** =
54
55 == **2.1  Point To Point** ==
56
57 === **2.1.1 Overview** ===
58
59
60 [[image:image-20220602111219-1.png||height="472" width="972"]]
61
62
63 === **2.2.2 Configure** ===
64
65
66 (% border="1" style="background-color:#f7faff; color:black; width:500px" %)
67 |=**A's configuration**|=**B's configuration**
68 |AT+GROUPMOD=0|AT+GROUPMOD=0
69 |AT+TXCHS=868700000|AT+TXCHS=869000000
70 |AT+RXCHS=869000000|AT+RXCHS=868700000
71 |AT+TRIG1=2,50|AT+TRIG1=2,50
72 |AT+TRIG2=2,50|AT+TRIG2=2,50
73 |AT+DI1TODO1=2|AT+DI1TODO1=2
74 |AT+DI1TORO1=2|AT+DI1TORO1=2
75 |AT+DI2TODO2=2 |AT+DI2TODO2=2
76 |AT+DI2TORO2=2|AT+DI2TORO2=2
77
78 === **2.2.3 Serial port display** ===
79
80
81 (% class="wikigeneratedid" %)
82 [[image:image-20220602111219-2.png]]
83
84
85 (% class="wikigeneratedid" %)
86 [[image:image-20220602111219-3.png]]
87
88 (% class="wikigeneratedid" %)
89 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.
90
91
92 == **2.2  Point To Mult-Point ** ==
93
94 === **2.2.1 Overview** ===
95
96
97 [[image:1654152390874-192.png]]
98
99
100 === **2.2.2  Configure** ===
101
102
103 (% style="color:#4f81bd" %)**Configuration of the TX group:**
104
105 AT+GROUPMOD=0,2
106
107 AT+TXCHS=868700000
108
109 AT+RXCHS=869000000
110
111 AT+TRIG1=2,50
112
113 AT+TRIG2=2,50
114
115 AT+DI1TODO1=1
116
117 AT+DI1TORO1=1
118
119 AT+DI2TODO2=1
120
121 AT+DI2TORO2=1
122
123
124 (% style="color:#4f81bd" %)**Configuration for RX group number 1:**
125
126 AT+GROUPMOD=1,1
127
128 AT+TXCHS=869000000
129
130 AT+RXCHS=868700000
131
132
133 (% style="color:#4f81bd" %)**Configuration for RX group number 2:**
134
135 AT+GROUPMOD=1,2
136
137 AT+TXCHS=869000000
138
139 AT+RXCHS=868700000
140
141
142 === **2.2.3 Serial port display** ===
143
144
145 [[image:image-20220602144747-1.png]]
146
147
148 [[image:image-20220602144747-2.png]]
149
150 (((
151 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.
152 )))
153
154
155 == **2.3 AT command** ==
156
157
158 (((
159 (% style="color:#037691" %)**ATZ** (%%)**: ** Trig a reset of the MCU
160 )))
161
162 (((
163 (% style="color:#037691" %)**AT+FDR** (%%)**:**  Reset Parameters to Factory Default, Keys Reserve
164 )))
165
166 (((
167 (% style="color:#037691" %)**AT+FCU** (%%)**:**  Get or Set the Frame Counter Uplink
168 )))
169
170 (((
171 (% style="color:#037691" %)**AT+FCD** (%%)**:**  Get or Set the Frame Counter Downlink
172 )))
173
174 (((
175 (% style="color:#037691" %)**AT+TXP** (%%)**:**  Get or Set the transmit power, the maximum is 20dBm (default is 14dBm)
176 )))
177
178 (((
179 (% style="color:#037691" %)**AT+SYNC** (%%)**:**  Get or Set the Sync word [1:0x34,0:0x12] (default is 1)
180 )))
181
182 (((
183 (% style="color:#037691" %)**AT+PMB** (%%)**:    **Get or Set the preamble (default:8)
184 )))
185
186 (((
187 (% style="color:#037691" %)**AT+TXCHS **(%%)**:** Get or Set the transmit frequency of TX (default:868700000)
188 )))
189
190 (((
191 (% style="color:#037691" %)**AT+TXSF **(%%)**:**  Get or Set the spreading factor of TX (7 to 12) (default:12)
192 )))
193
194 (((
195 (% style="color:#037691" %)**AT+RXCHS **(%%)**:** Get or Set the transmit frequency of RX (default:869000000)
196 )))
197
198 (((
199 (% style="color:#037691" %)**AT+RXSF **(%%)**:**  Get or Set the spreading factor of RX (7 to 12) (default:12)
200 )))
201
202 (((
203 (% style="color:#037691" %)**AT+BW **(%%)**:       **Get or Set the bandwidth [0:125khz,1:250khz,2:500khz] (default:0)
204 )))
205
206 (((
207 (% style="color:#037691" %)**AT+CR **(%%)**:        **Get or Set the coding rate [1: 4/5, 2: 4/6, 3: 4/7, 4: 4/8] (default:1)
208 )))
209
210 (((
211 (% style="color:#037691" %)**AT+TDC **(%%)**:**  Get or set the application data transmission interval in ms(default 10 minutes)
212 )))
213
214 (((
215 (% style="color:#037691" %)**AT+VER **(%%)**:**  Get firmware version number
216 )))
217
218 (((
219 (% style="color:#037691" %)**AT+SEND **(%%)**:   **Set Custom sent hex data
220 )))
221
222 (((
223 (% style="color:#037691" %)**AT+GROUPMOD **(%%)**: **Set or Get the grouping mode of the device (default: 0)
224 )))
225
226 (((
227 (((
228 (% style="color:#037691" %)**AT+GROUPID **(%%)**:      **Set or Get the password for matching between TX group and RX group, which can be composed of numbers or characters (default: 12345678)
229 )))
230 )))
231
232 (((
233 (% style="color:#037691" %)**AT+TRIG1 **(%%)**:**  Set or Get the DI1 pin interrupt trigger mode (default 0,0)
234 )))
235
236 (((
237 (% style="color:#037691" %)**AT+TRIG2 **(%%)**:            **Set or Get the DI2 pin interrupt trigger mode (default 0,0)
238 )))
239
240 (((
241 (% style="color:#037691" %)**AT+DI1TODO1 **(%%)**:    **Set or get the mode in which DI1 maps to DO1 (default 0)
242 )))
243
244 (((
245 (% style="color:#037691" %)**AT+DI1TORO1 **(%%)**:    **Set or get the mode in which DI1 maps to RO1(default 0)
246 )))
247
248 (((
249 (% style="color:#037691" %)**AT+DI2TODO2 **(%%)**:**  Set or get the mode in which DI2 maps to DO2(default 0)
250 )))
251
252 (((
253 (% style="color:#037691" %)**AT+DI2TORO2 **(%%)**:    **Set or get the mode in which DI2 maps to RO2(default 0)
254 )))
255
256 (((
257
258 )))
259
260 (((
261
262 )))
263
264 (((
265 (% style="color:#4f81bd" %)**Example 1:**
266 )))
267
268 (((
269 **AT+SEND=01020304 **will send a payload of 01020304
270 )))
271
272 (((
273
274 )))
275
276 (((
277 (% style="color:#4f81bd" %)**Example 2: **
278 )))
279
280 (((
281 **AT+TRIGx=a    **Trigger directly without triggering time
282 )))
283
284 (((
285 **AT+TRIGx=a,b**
286 )))
287
288 (((
289 a=0: falling edge;
290 )))
291
292 (((
293 a=1: rising edge;
294 )))
295
296 (((
297 a=2: falling edge or rising edge;
298 )))
299
300 (((
301 b:  triggering time in milliseconds.
302 )))
303
304 (((
305 AT+TRIGx=2,50  Falling edge or rising edge trigger, and the trigger time exceeds 50ms.
306 )))
307
308 (((
309
310 )))
311
312 (((
313 (% style="color:#4f81bd" %)**Example 3: **
314 )))
315
316 (((
317 **AT+DI1TODO1= maps value**
318 )))
319
320 (((
321 **AT+DI1TORO1= maps value**
322 )))
323
324 (((
325 **AT+DI2TODO2= maps value**
326 )))
327
328 (((
329 **AT+DI2TORO2= maps value**
330 )))
331
332 (((
333
334 )))
335
336 (% border="1" style="background-color:#f7faff; color:black; width:706px" %)
337 |=(% style="width: 102px;" %)(((
338 Maps value
339 )))|=(% style="width: 331px;" %)(((
340 DIx to DOx
341 )))|=(% style="width: 268px;" %)(((
342 DIx to ROx
343 )))
344 |(% style="width:102px" %)(((
345 0
346 )))|(% style="width:331px" %)(((
347 No Action
348 )))|(% style="width:268px" %)(((
349 No Action
350 )))
351 |(% style="width:102px" %)(((
352 1
353 )))|(% style="width:331px" %)(((
354 If DIx is high, control DOx to output low level, If DIx is low, control DOx to output high level
355 )))|(% style="width:268px" %)(((
356 (((
357 If DIx is high, control ROx to close,
358 )))
359
360 (((
361 if DIx is low, control ROx to open
362 )))
363 )))
364 |(% style="width:102px" %)(((
365 2
366 )))|(% style="width:331px" %)(((
367 If DIx is high, control DOx to output high level, If DIx is low, control DOx to output low level
368 )))|(% style="width:268px" %)(((
369 (((
370 If DIx is high, control ROx to open,
371 )))
372
373 (((
374 if DIx is low, control ROx to close
375 )))
376 )))
377 |(% style="width:102px" %)(((
378 3
379 )))|(% style="width:331px" %)(((
380 DOx state flip
381 )))|(% style="width:268px" %)(((
382 ROx state flip
383 )))
384
385 (((
386 (% style="color:#4f81bd" %)**Example 4: **
387 )))
388
389 (((
390 **AT+GROUPMOD=0**  Set to point to point mode
391 )))
392
393 (((
394 **AT+GROUPMOD=0,aa**  Set the TX group that controls the number of aa (The maximum value of aa is 8)
395 )))
396
397 (((
398 (((
399 **AT+GROUPMOD=1,bb**  Set to the RX group controlled by the TX group, numbered bb(The maximum value of aa is 8)
400 )))
401 )))
402
403 (((
404 **AT+GROUPMOD=0,2**  Set to control the TX group of the two RX groups
405 )))
406
407 (((
408 **AT+GROUPMOD=1,1**  Set the RX group numbered 1
409 )))
410
411 (((
412 **AT+GROUPMOD=1,2**  Set the RX group numbered 2
413 )))
414
415
416 == **2.4 Data Format** ==
417
418 (((
419 8 bytes of GROUPID + 9 bytes of payload + 4 bytes of checksum
420 )))
421
422 (((
423
424 )))
425
426 (((
427 (% style="color:#4f81bd" %)**Payload:**
428 )))
429
430 (% border="1" style="background-color:#f7faff; color:black; width:938px" %)
431 |=(% style="width: 123px;" %)(((
432 **Size (bytes)**
433 )))|=(% style="width: 107px;" %)(((
434 1
435 )))|=(% style="width: 107px;" %)(((
436 1
437 )))|=(% style="width: 107px;" %)(((
438 1
439 )))|=(% style="width: 107px;" %)(((
440 1
441 )))|=(% style="width: 107px;" %)(((
442 1
443 )))|=(% style="width: 107px;" %)(((
444 1
445 )))|=(% style="width: 107px;" %)(((
446 1
447 )))|=(% style="width: 107px;" %)(((
448 1
449 )))|=(% style="width: 107px;" %)(((
450 1
451 )))
452 |(% style="width:123px" %)(((
453 **Value**
454 )))|(% style="width:38px" %)(((
455 address
456 )))|(% style="width:70px" %)(((
457 request
458 )))|(% style="width:52px" %)(((
459 ACK
460 )))|(% style="width:127px" %)(((
461 (((
462 DI1&
463 )))
464
465 (((
466 DI1 level
467 )))
468 )))|(% style="width:101px" %)(((
469 DI1TODO1
470 )))|(% style="width:91px" %)(((
471 DI1TORO1
472 )))|(% style="width:111px" %)(((
473 (((
474 DI2&
475 )))
476
477 (((
478 DI2 level
479 )))
480 )))|(% style="width:105px" %)(((
481 DI2TODO2
482 )))|(% style="width:106px" %)(((
483 DI2TORO2
484 )))
485
486 (((
487 (% style="color:#037691" %)**The first byte**(%%)**:**  00 is the broadcast address, 01-08 is the RX group number.
488 )))
489
490 (((
491 (% style="color:#037691" %)**The second byte**(%%)**:**  send mapping request when not 0, not request when it is 0.
492 )))
493
494 (((
495 (% style="color:#037691" %)**The third byte**(%%)**:**  ACK returned to the sender after the mapping is completed.
496 )))
497
498 (((
499 (((
500 (% style="color:#037691" %)**The fourth byte**(%%)**:**  the high four bits are 1 to represent DI1, and the low four bits are the level of DI1 when the interrupt is triggered.
501 )))
502 )))
503
504 (((
505 (% style="color:#037691" %)**The Fifth byte**(%%)**:       **DI1TODO1 when the interrupt is triggered, 0 when the interrupt is not triggered.
506 )))
507
508 (((
509 (% style="color:#037691" %)**The Sixth byte**(%%)**:**  0 does not trigger interrupt when DI1TORO1 interrupt is triggered.
510 )))
511
512 (((
513 (((
514 (% style="color:#037691" %)**The seventh byte**(%%)**:**  the high four bits are 2 to represent DI2, and the low four bits are the level of DI2 when the interrupt is triggered.
515 )))
516 )))
517
518 (((
519 (% style="color:#037691" %)**The 8th byte**(%%)**:          **DI2TODO2 when the interrupt is triggered, 0 when the interrupt is not triggered.
520 )))
521
522 (((
523 (% style="color:#037691" %)**The 9th byte**(%%)**:**  DI2TORO2 when an interrupt is triggered, 0 when an interrupt is not triggered.
524 )))

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