Last modified by Edwin Chen on 2022/11/22 09:38
<
From version < 8.3 >
edited by Xiaoling
on 2022/06/02 12:05
To version < 19.3 >
edited by Xiaoling
on 2022/11/15 09:02
>
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Title
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1 - Point to Point Communication of LT-22222-L
1 +Point to Point Communication of LT-22222-L
Content
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1 -{{box cssClass="floatinginfobox" title="**Contents**"}}
1 +**Table of Contents： **
2 +
2 2  {{toc/}}
3 -{{/box}}
4 4  
5 -= **1. Overview** =
6 6  
6 +
7 +
8 += 1. Overview =
9 +
7 7  (((
11 +
12 +
8 8  Shipped LT-22222-L is base on LoRaWAN protocol. We also develop a open source Point to Point LoRa protocol for LT-22222-L. The source code and hex file can be found at:
9 9  )))
10 10  
... ... @@ -12,193 +12,668 @@
12 12  [[Point to Point Software for LT-22222-L>>https://github.com/dragino/LT-22222-L]].
13 13  )))
14 14  
15 -== ==
16 16  
17 -= **2. Features for this firmware** =
21 += 2. Features for this firmware =
18 18  
23 +== 2.1  Point To Point ==
19 19  
20 -== **2.1  Point To Point** ==
25 +=== 2.1.1 Overview ===
21 21  
22 22  
23 23  [[image:image-20220602111219-1.png||height="472" width="972"]]
24 24  
25 25  
26 -(% class="wikigeneratedid" id="H2.2.Configure" %)
27 -(% style="color:blue" %)**Configure:**
31 +=== 2.2.2 Configure ===
28 28  
29 29  
30 -(% border="1" style="background-color:#f7faff; color:black; width:500px" %)
31 -|=**A's configuration**|=**B's configuration**
32 -|AT+GROUPMOD=0|AT+GROUPMOD=0
33 -|AT+TXCHS=868700000|AT+TXCHS=869000000
34 -|AT+RXCHS=869000000|AT+RXCHS=868700000
35 -|AT+TRIG1=2,50|AT+TRIG1=2,50
36 -|AT+TRIG2=2,50|AT+TRIG2=2,50
37 -|AT+DI1TODO1=2|AT+DI1TODO1=2
38 -|AT+DI1TORO1=2|AT+DI1TORO1=2
39 -|AT+DI2TODO2=2 |AT+DI2TODO2=2
40 -|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
41 41  
42 42  
43 43  
44 -== **2.2  Point To Mult-Point ** ==
48 +=== 2.2.3 Serial port display ===
45 45  
46 46  
51 +(% class="wikigeneratedid" %)
47 47  [[image:image-20220602111219-2.png]]
48 48  
49 49  
55 +(% class="wikigeneratedid" %)
50 50  [[image:image-20220602111219-3.png]]
51 51  
58 +
59 +(% class="wikigeneratedid" %)
52 52  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.
53 53  
54 54  
55 -== **2.3 AT command** ==
63 +== 2.2  Point To Mult-Point ==
56 56  
65 +=== 2.2.1 Overview ===
57 57  
58 -ATZ :  Trig a reset of the MCU
59 59  
60 -AT+FDR : Reset Parameters to Factory Default, Keys Reserve
68 +[[image:1654152390874-192.png]]
61 61  
62 -AT+FCU : Get or Set the Frame Counter Uplink
63 63  
64 -AT+FCD : Get or Set the Frame Counter Downlink
71 +=== 2.2.2  Configure ===
65 65  
66 -AT+TXP : Get or Set the transmit power, the maximum is 20dBm (default is 14dBm)
67 67  
68 -AT+SYNC : Get or Set the Sync word [1:0x34,0:0x12] (default is 1)
74 +(% style="color:blue" %)**Configuration of the TX group:**
69 69  
70 -AT+PMB : Get or Set the preamble (default:8)
76 +AT+GROUPMOD=0,2
71 71  
72 -AT+TXCHS : Get or Set the transmit frequency of TX (default:868700000)
78 +AT+TXCHS=868700000
73 73  
74 -AT+TXSF : Get or Set the spreading factor of TX (7 to 12) (default:12)
80 +AT+RXCHS=869000000
75 75  
76 -AT+RXCHS : Get or Set the transmit frequency of RX (default:869000000)
82 +AT+TRIG1=2,50
77 77  
78 -AT+RXSF : Get or Set the spreading factor of RX (7 to 12) (default:12)
84 +AT+TRIG2=2,50
79 79  
80 -AT+BW : Get or Set the bandwidth [0:125khz,1:250khz,2:500khz] (default:0)
86 +AT+DI1TODO1=1
81 81  
82 -AT+CR : Get or Set the coding rate [1: 4/5, 2: 4/6, 3: 4/7, 4: 4/8] (default:1)
88 +AT+DI1TORO1=1
83 83  
84 -AT+TDC : Get or set the application data transmission interval in ms(default 10 minutes)
90 +AT+DI2TODO2=1
85 85  
86 -AT+VER : Get firmware version number
92 +AT+DI2TORO2=1
87 87  
88 -AT+SEND : Set Custom sent hex data
89 89  
90 -AT+GROUPMOD : Set or Get the grouping mode of the device (default: 0)
95 +(% style="color:blue" %)**Configuration for RX group number 1:**
91 91  
92 -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)
97 +AT+GROUPMOD=1,1
93 93  
94 -AT+TRIG1 : Set or Get the DI1 pin interrupt trigger mode (default 0,0)
99 +AT+TXCHS=869000000
95 95  
96 -AT+TRIG2 : Set or Get the DI2 pin interrupt trigger mode (default 0,0)
101 +AT+RXCHS=868700000
97 97  
98 -AT+DI1TODO1 : Set or get the mode in which DI1 maps to DO1 (default 0)
99 99  
100 -AT+DI1TORO1 : Set or get the mode in which DI1 maps to RO1(default 0)
104 +(% style="color:blue" %)**Configuration for RX group number 2:**
101 101  
102 -AT+DI2TODO2 : Set or get the mode in which DI2 maps to DO2(default 0)
106 +AT+GROUPMOD=1,2
103 103  
104 -AT+DI2TORO2 : Set or get the mode in which DI2 maps to RO2(default 0)
108 +AT+TXCHS=869000000
105 105  
110 +AT+RXCHS=868700000
106 106  
107 107  
108 -**Example1:** AT+SEND=01020304 will send a payload of 01020304
113 +=== 2.2.3 Serial port display ===
109 109  
110 110  
111 -i.g. AT+TRIGx=a  Trigger directly without triggering time
116 +[[image:image-20220602144747-1.png]]
112 112  
113 -AT+TRIGx=a,b  a=0, falling edge;
114 114  
115 -a=1, rising edge;
119 +[[image:image-20220602144747-2.png]]
116 116  
117 - a=2, falling edge or rising edge.
118 118  
119 - b, triggering time in milliseconds
122 +(((
123 +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.
124 +)))
120 120  
121 - AT+TRIGx=2,50  Falling edge or rising edge trigger, and the trigger time exceeds 50ms
122 122  
127 +== 2.3 AT command ==
123 123  
124 -i.g. AT+DI1TODO1= maps value
125 125  
126 - AT+DI1TORO1= maps value
130 +(((
131 +(% style="color:#037691" %)**ATZ** (%%)**: ** Trig a reset of the MCU
132 +)))
127 127  
128 -AT+DI2TODO2= maps value
134 +(((
135 +(% style="color:#037691" %)**AT+FDR** (%%)**:**  Reset Parameters to Factory Default, Keys Reserve
136 +)))
129 129  
130 -AT+DI2TORO2= maps value
138 +(((
139 +(% style="color:#037691" %)**AT+FCU** (%%)**:**  Get or Set the Frame Counter Uplink
140 +)))
131 131  
142 +(((
143 +(% style="color:#037691" %)**AT+FCD** (%%)**:**  Get or Set the Frame Counter Downlink
144 +)))
132 132  
146 +(((
147 +(% style="color:#037691" %)**AT+TXP** (%%)**:**  Get or Set the transmit power, the maximum is 20dBm (default is 14dBm)
148 +)))
133 133  
150 +(((
151 +(% style="color:#037691" %)**AT+SYNC** (%%)**:**  Get or Set the Sync word [1:0x34,0:0x12] (default is 1)
152 +)))
134 134  
135 -(% style="width:706px" %)
136 -|(% style="width:102px" %)Maps value|(% style="width:331px" %)DIx to DOx|(% style="width:268px" %)DIx to ROx
137 -|(% style="width:102px" %)0|(% style="width:331px" %)No Action|(% style="width:268px" %)No Action
138 -|(% style="width:102px" %)1|(% style="width:331px" %)If DIx is high, control DOx to output low level, If DIx is low, control DOx to output high level|(% style="width:268px" %)(((
154 +(((
155 +(% style="color:#037691" %)**AT+PMB** (%%)**:    **Get or Set the preamble (default:8)
156 +)))
157 +
158 +(((
159 +(% style="color:#037691" %)**AT+TXCHS **(%%)**:** Get or Set the transmit frequency of TX (default:868700000)
160 +)))
161 +
162 +(((
163 +(% style="color:#037691" %)**AT+TXSF **(%%)**:**  Get or Set the spreading factor of TX (7 to 12) (default:12)
164 +)))
165 +
166 +(((
167 +(% style="color:#037691" %)**AT+RXCHS **(%%)**:** Get or Set the transmit frequency of RX (default:869000000)
168 +)))
169 +
170 +(((
171 +(% style="color:#037691" %)**AT+RXSF **(%%)**:**  Get or Set the spreading factor of RX (7 to 12) (default:12)
172 +)))
173 +
174 +(((
175 +(% style="color:#037691" %)**AT+BW **(%%)**:       **Get or Set the bandwidth [0:125khz,1:250khz,2:500khz] (default:0)
176 +)))
177 +
178 +(((
179 +(% 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)
180 +)))
181 +
182 +(((
183 +(% style="color:#037691" %)**AT+TDC **(%%)**:**  Get or set the application data transmission interval in ms(default 10 minutes)
184 +)))
185 +
186 +(((
187 +(% style="color:#037691" %)**AT+VER **(%%)**:**  Get firmware version number
188 +)))
189 +
190 +(((
191 +(% style="color:#037691" %)**AT+SEND **(%%)**:   **Set Custom sent hex data
192 +)))
193 +
194 +(((
195 +(% style="color:#037691" %)**AT+GROUPMOD **(%%)**: **Set or Get the grouping mode of the device (default: 0)
196 +)))
197 +
198 +(((
199 +(((
200 +(% 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)
201 +)))
202 +)))
203 +
204 +(((
205 +(% style="color:#037691" %)**AT+TRIG1 **(%%)**:**  Set or Get the DI1 pin interrupt trigger mode (default 0,0)
206 +)))
207 +
208 +(((
209 +(% style="color:#037691" %)**AT+TRIG2 **(%%)**:            **Set or Get the DI2 pin interrupt trigger mode (default 0,0)
210 +)))
211 +
212 +(((
213 +(% style="color:#037691" %)**AT+DI1TODO1 **(%%)**:    **Set or get the mode in which DI1 maps to DO1 (default 0)
214 +)))
215 +
216 +(((
217 +(% style="color:#037691" %)**AT+DI1TORO1 **(%%)**:    **Set or get the mode in which DI1 maps to RO1(default 0)
218 +)))
219 +
220 +(((
221 +(% style="color:#037691" %)**AT+DI2TODO2 **(%%)**:**  Set or get the mode in which DI2 maps to DO2(default 0)
222 +)))
223 +
224 +(((
225 +(% style="color:#037691" %)**AT+DI2TORO2 **(%%)**:    **Set or get the mode in which DI2 maps to RO2(default 0)
226 +)))
227 +
228 +
229 +(((
230 +(% style="color:blue" %)**Example 1:**
231 +)))
232 +
233 +(((
234 +**AT+SEND=01020304 **will send a payload of 01020304
235 +)))
236 +
237 +
238 +(((
239 +(% style="color:blue" %)**Example 2: **
240 +)))
241 +
242 +(((
243 +**AT+TRIGx=a    **Trigger directly without triggering time
244 +)))
245 +
246 +(((
247 +**AT+TRIGx=a,b**
248 +)))
249 +
250 +(((
251 +**a=0:** falling edge;
252 +)))
253 +
254 +(((
255 +**a=1: **rising edge;
256 +)))
257 +
258 +(((
259 +**a=2:** falling edge or rising edge;
260 +)))
261 +
262 +(((
263 +**b:**  triggering time in milliseconds.
264 +)))
265 +
266 +(((
267 +**AT+TRIGx=2,50**  Falling edge or rising edge trigger, and the trigger time exceeds 50ms.
268 +)))
269 +
270 +
271 +(((
272 +(% style="color:blue" %)**Example 3: **
273 +)))
274 +
275 +(((
276 +**AT+DI1TODO1= maps value**
277 +)))
278 +
279 +(((
280 +**AT+DI1TORO1= maps value**
281 +)))
282 +
283 +(((
284 +**AT+DI2TODO2= maps value**
285 +)))
286 +
287 +(((
288 +**AT+DI2TORO2= maps value**
289 +)))
290 +
291 +(((
292 +
293 +)))
294 +
295 +(% border="1" style="background-color:#f7faff; color:black; width:690px" %)
296 +|=(% style="width: 102px;" %)(((
297 +Maps value
298 +)))|=(% style="width: 331px;" %)(((
299 +DIx to DOx
300 +)))|=(% style="width: 251px;" %)(((
301 +DIx to ROx
302 +)))
303 +|(% style="width:102px" %)(((
304 +0
305 +)))|(% style="width:331px" %)(((
306 +No Action
307 +)))|(% style="width:251px" %)(((
308 +No Action
309 +)))
310 +|(% style="width:102px" %)(((
311 +1
312 +)))|(% style="width:331px" %)(((
313 +If DIx is high, control DOx to output low level, If DIx is low, control DOx to output high level
314 +)))|(% style="width:251px" %)(((
315 +(((
139 139  If DIx is high, control ROx to close,
317 +)))
140 140  
319 +(((
141 141  if DIx is low, control ROx to open
142 142  )))
143 -|(% style="width:102px" %)2|(% style="width:331px" %)If DIx is high, control DOx to output high level, If DIx is low, control DOx to output low level|(% style="width:268px" %)(((
322 +)))
323 +|(% style="width:102px" %)(((
324 +2
325 +)))|(% style="width:331px" %)(((
326 +If DIx is high, control DOx to output high level, If DIx is low, control DOx to output low level
327 +)))|(% style="width:251px" %)(((
328 +(((
144 144  If DIx is high, control ROx to open,
330 +)))
145 145  
332 +(((
146 146  if DIx is low, control ROx to close
147 147  )))
148 -|(% style="width:102px" %)3|(% style="width:331px" %)DOx state flip|(% style="width:268px" %)ROx state flip
335 +)))
336 +|(% style="width:102px" %)(((
337 +3
338 +)))|(% style="width:331px" %)(((
339 +DOx state flip
340 +)))|(% style="width:251px" %)(((
341 +ROx state flip
342 +)))
149 149  
150 -i.g. AT+GROUPMOD=0  Set to point to point mode
344 +(((
345 +
151 151  
152 -AT+GROUPMOD=0,aa  Set the TX group that controls the number of aa (The maximum value of aa is 8)
347 +(% style="color:blue" %)**Example 4: **
348 +)))
153 153  
154 -AT+GROUPMOD=1,bb   Set to the RX group controlled by the TX group, numbered bb(The maximum value of aa is 8)
350 +(((
351 +**AT+GROUPMOD=0**  Set to point to point mode
352 +)))
155 155  
354 +(((
355 +**AT+GROUPMOD=0,aa**  Set the TX group that controls the number of aa (The maximum value of aa is 8)
356 +)))
156 156  
157 -AT+GROUPMOD=0,2  Set to control the TX group of the two RX groups
358 +(((
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 +)))
158 158  
159 -AT+GROUPMOD=1,1  Set the RX group numbered 1
362 +(((
363 +**AT+GROUPMOD=0,2**  Set to control the TX group of the two RX groups
364 +)))
160 160  
161 -AT+GROUPMOD=1,2  Set the RX group numbered 2
366 +(((
367 +**AT+GROUPMOD=1,1**  Set the RX group numbered 1
368 +)))
162 162  
370 +(((
371 +**AT+GROUPMOD=1,2**  Set the RX group numbered 2
372 +)))
163 163  
164 164  
165 -== **2.4 Data Format** ==
375 +=== 2.3.1 TRIG command is configured in the transmit LT. (LT1)(Since firmware 1.3) ===
166 166  
167 -8 bytes of GROUPID + 9 bytes of payload + 4 bytes of checksum
168 168  
378 +**AT+TRIGx=a  **Trigger transmit directly without triggering time
169 169  
170 -Payload:
380 +**AT+TRIGx=a,b**  Trigger transmit with triggering time threshold
171 171  
172 -|**Size (bytes)**|(% colspan="2" %)**1**|(% colspan="2" %)**1**|(% colspan="2" %)**1**|(% colspan="2" %)**1**|**1**
173 -|**Value**|(% colspan="2" %)address|(% colspan="2" %)request|(% colspan="2" %)ACK|(% colspan="2" %)(((
174 -DI1&
382 +**AT+TRIGx=a,b,c  **Trigger transmit with triggering time threshold, and continue to transmit every xx seconds if DI status no change.
175 175  
384 +
385 +**a=0:** falling edge;
386 +
387 +**a=1:** rising edge;
388 +
389 +**a=2:** falling edge or rising edge;
390 +
391 +**b:**  triggering time in milliseconds.
392 +
393 +**c:** transmit interval
394 +
395 +
396 +(% 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)
397 +
398 +**Command:**
399 +
400 +**AT+TRIG1=2,50**  Falling edge or rising edge trigger, and the trigger time should exceed 50ms.
401 +
402 +
403 +(% style="color:blue" %)**Use Case 2:  **(%%)Sync LT2 RO / DO status with LT1 every minute.
404 +
405 +**Command:**
406 +
407 +**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.
408 +
409 +
410 +=== 2.3.2 RO/DO is configured in the receiver LT (LT2)(Since firmware 1.3) ===
411 +
412 +
413 +AT+DI1TODO1= maps value[,latch time]
414 +
415 +AT+DI1TORO1= maps value[,latch time]
416 +
417 +AT+DI2TODO2= maps value[,latch time]
418 +
419 +AT+DI2TORO2= maps value[,latch time]
420 +
421 +
422 +(% border="1" style="background-color:#f7faff; color:black; width:774px" %)
423 +|(% style="width:105px" %) **Maps value**|(% style="width:415px" %)**DIx to DOx**|(% style="width:249px" %)**DIx to ROx**
424 +|(% style="width:105px" %)0|(% style="width:415px" %)No Action|(% style="width:249px" %)No Action
425 +|(% 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 +If DIx is high, control ROx to close,
427 +
428 +if DIx is low, control ROx to open
429 +)))
430 +|(% 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 +If DIx is high, control ROx to open,
432 +
433 +if DIx is low, control ROx to close
434 +)))
435 +|(% style="width:105px" %)3|(% style="width:415px" %)DOx state flip|(% style="width:249px" %)ROx state flip
436 +
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 +
439 +
440 +(% style="color:blue" %)**Case1**:
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.
443 +
444 +
445 +(% style="color:blue" %)**Case2**:
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.
448 +
449 +
450 +=== 2.3.3 Save the RO/DO status during power off(Since firmware 1.3) ===
451 +
452 +
453 +Enable/Disbale retain Digital Output/Relay Output after power off / Power On
454 +
455 +AT+DOROSAVE=0  ~/~/ Disable Retain after power off/on
456 +
457 +AT+DOROSAVE=1  ~/~/ Enable Retain after power off/on
458 +
459 +AT+DOROSAVE=2,a,b,c,d  ~/~/ set DO/RO port to default state after power on.
460 +
461 +a: for DO1
462 +
463 +b: for DO2
464 +
465 +c: for RO1
466 +
467 +d: for RO2.
468 +
469 +
470 +**Example:**
471 +
472 +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 +
474 +
475 +=== 2.3.4 Control Sleep status.(Since firmware 1.3) ===
476 +
477 +
478 +DI2 can be used to set LT into sleep mode.
479 +
480 +AT+DI2SLEEP=1  ~/~/  Enable DI2 as Sleep pin
481 +
482 +AT+DI2SLEEP=0  ~/~/  Disable DI2 as Sleep pin
483 +
484 +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.
485 +
486 +
487 +== 2.4 Data Format ==
488 +
489 +
490 +(((
491 +8 bytes of GROUPID + 9 bytes of payload + 4 bytes of checksum
492 +)))
493 +
494 +(((
495 +(% style="color:blue" %)**Payload:**
496 +)))
497 +
498 +(% border="1" style="background-color:#f7faff; color:black; width:825px" %)
499 +|=(% style="width: 102px;" %)(((
500 +**Size (bytes)**
501 +)))|=(% style="width: 74px;" %)(((
502 +1
503 +)))|=(% style="width: 72px;" %)(((
504 +1
505 +)))|=(% style="width: 47px;" %)(((
506 +1
507 +)))|=(% style="width: 83px;" %)(((
508 +1
509 +)))|=(% style="width: 90px;" %)(((
510 +1
511 +)))|=(% style="width: 92px;" %)(((
512 +1
513 +)))|=(% style="width: 78px;" %)(((
514 +1
515 +)))|=(% style="width: 91px;" %)(((
516 +1
517 +)))|=(% style="width: 91px;" %)(((
518 +1
519 +)))
520 +|(% style="width:102px" %)(((
521 +**Value**
522 +)))|(% style="width:74px" %)(((
523 +address
524 +)))|(% style="width:72px" %)(((
525 +request
526 +)))|(% style="width:47px" %)(((
527 +ACK
528 +)))|(% style="width:83px" %)(((
529 +(((
530 +DI1&
176 176  DI1 level
177 -)))|DI1TODO1
178 -|(% colspan="2" %)**1**|(% colspan="2" %)**1**|(% colspan="2" %)**1**|(% colspan="2" %)**1**|(% colspan="2" %)
179 -|(% colspan="2" %)DI1TORO1|(% colspan="2" %)(((
532 +)))
533 +)))|(% style="width:90px" %)(((
534 +DI1TODO1
535 +)))|(% style="width:92px" %)(((
536 +DI1TORO1
537 +)))|(% style="width:78px" %)(((
538 +(((
180 180  DI2&
540 +DI2 leve
541 +)))
542 +)))|(% style="width:91px" %)(((
543 +DI2TODO2
544 +)))|(% style="width:91px" %)(((
545 +DI2TORO2
546 +)))
181 181  
182 -DI2 level
183 -)))|(% colspan="2" %)DI2TODO2|(% colspan="2" %)DI2TORO2|(% colspan="2" %)
184 -| | | | | | | | | |
548 +(((
549 +(% style="color:#037691" %)**The first byte**(%%)**:**  00 is the broadcast address, 01-08 is the RX group number.
550 +)))
185 185  
186 -The first byte: 00 is the broadcast address, 01-08 is the RX group number
552 +(((
553 +(% style="color:#037691" %)**The second byte**(%%)**:**  send mapping request when not 0, not request when it is 0.
554 +)))
187 187  
188 -The second byte: send mapping request when not 0, not request when it is 0
556 +(((
557 +(% style="color:#037691" %)**The third byte**(%%)**:**  ACK returned to the sender after the mapping is completed.
558 +)))
189 189  
190 -The third byte: ACK returned to the sender after the mapping is completed
560 +(((
561 +(((
562 +(% 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.
563 +)))
564 +)))
191 191  
192 -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
566 +(((
567 +(% style="color:#037691" %)**The Fifth byte**(%%)**:       **DI1TODO1 when the interrupt is triggered, 0 when the interrupt is not triggered.
568 +)))
193 193  
194 -The Fifth byte: DI1TODO1 when the interrupt is triggered, 0 when the interrupt is not triggered
570 +(((
571 +(% style="color:#037691" %)**The Sixth byte**(%%)**:**  0 does not trigger interrupt when DI1TORO1 interrupt is triggered.
572 +)))
195 195  
196 -The Sixth byte: 0 does not trigger interrupt when DI1TORO1 interrupt is triggered
574 +(((
575 +(((
576 +(% 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.
577 +)))
578 +)))
197 197  
198 -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
580 +(((
581 +(% style="color:#037691" %)**The 8th byte**(%%)**:          **DI2TODO2 when the interrupt is triggered, 0 when the interrupt is not triggered.
582 +)))
199 199  
200 -The 8th byte: DI2TODO2 when the interrupt is triggered, 0 when the interrupt is not triggered
584 +(((
585 +(% style="color:#037691" %)**The 9th byte**(%%)**:**  DI2TORO2 when an interrupt is triggered, 0 when an interrupt is not triggered.
586 +)))
201 201  
202 -The 9th byte: DI2TORO2 when an interrupt is triggered, 0 when an interrupt is not triggered
588 +(((
589 +
203 203  
591 +(% style="color:blue" %)**Payload:（Since firmware 1.3）The receiver replies to the sent packet**
592 +)))
593 +
594 +(% border="1" style="background-color:#f7faff; color:black; width:822px" %)
595 +|=(% style="width: 97px;" %)(((
596 +**Size(bytes)**
597 +)))|=(% style="width: 71px;" %)(((
598 +1
599 +)))|=(% style="width: 70px;" %)(((
600 +1
601 +)))|=(% style="width: 48px;" %)(((
602 +1
603 +)))|=(% style="width: 85px;" %)(((
604 +1
605 +)))|=(% style="width: 90px;" %)(((
606 +1
607 +)))|=(% style="width: 88px;" %)(((
608 +1
609 +)))|=(% style="width: 86px;" %)(((
610 +1
611 +)))|=(% style="width: 92px;" %)(((
612 +1
613 +)))|=(% style="width: 92px;" %)(((
614 +1
615 +)))
616 +|(% style="width:97px" %)(((
617 +**Value**
618 +)))|(% style="width:71px" %)(((
619 +address
620 +)))|(% style="width:70px" %)(((
621 +request
622 +)))|(% style="width:48px" %)(((
623 +ACK
624 +)))|(% style="width:85px" %)(((
625 +(((
626 +DO1&
627 +DO1 level
628 +)))
629 +)))|(% style="width:90px" %)(((
630 +DI1TODO1
631 +)))|(% style="width:88px" %)(((
632 +DI1TORO1
633 +)))|(% style="width:86px" %)(((
634 +(((
635 +RO2&
636 +RO2 level
637 +)))
638 +)))|(% style="width:92px" %)(((
639 +DI2TODO2
640 +)))|(% style="width:92px" %)(((
641 +DI2TORO2
642 +)))
643 +
644 +(((
645 +(% style="color:#037691" %)**The first byte**(%%)**:**  00 is the broadcast address, 01-08 is the RX group number.
646 +)))
647 +
648 +(((
649 +(% style="color:#037691" %)**The second byte**(%%)**:**  send mapping request when not 0, not request when it is 0.
650 +)))
651 +
652 +(((
653 +(% style="color:#037691" %)**The third byte**(%%)**:**  ACK returned to the sender after the mapping is completed.
654 +)))
655 +
656 +(((
657 +(((
658 +(% 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.
659 +)))
660 +)))
661 +
662 +(((
663 +(% style="color:#037691" %)**The Fifth byte**(%%)**:       **DI1TODO1 when the interrupt is triggered, 0 when the interrupt is not triggered.
664 +)))
665 +
666 +(((
667 +(% style="color:#037691" %)**The Sixth byte**(%%)**:**  0 does not trigger interrupt when DI1TORO1 interrupt is triggered.
668 +)))
669 +
670 +(((
671 +(((
672 +(% style="color:#037691" %)**The seventh byte**(%%)**:**  the high four bits are 2 to represent RO2, and the low four bits are the level of RO2 when the interrupt is triggered.
673 +)))
674 +)))
675 +
676 +(((
677 +(% style="color:#037691" %)**The 8th byte**(%%)**:          **DI2TODO2 when the interrupt is triggered, 0 when the interrupt is not triggered.
678 +)))
679 +
680 +(((
681 +(% style="color:#037691" %)**The 9th byte**(%%)**:**  DI2TORO2 when an interrupt is triggered, 0 when an interrupt is not triggered.
682 +)))
683 +
204 204  
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