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...	...	@@ -26,7 +26,6 @@
26	26	(% class="wikigeneratedid" id="H2.2.Configure" %)
27	27	(% style="color:blue" %)**Configure:**
28	28
29		-
30	30	(% border="1" style="background-color:#f7faff; color:black; width:500px" %)
31	31	|=**A's configuration**|=**B's configuration**
32	32	|AT+GROUPMOD=0|AT+GROUPMOD=0
...	...	@@ -39,6 +39,7 @@
39	39	|AT+DI2TODO2=2 |AT+DI2TODO2=2
40	40	|AT+DI2TORO2=2|AT+DI2TORO2=2
41	41
	41	+
42	42	== **2.2  Point To Mult-Point ** ==
43	43
44	44
...	...	@@ -47,7 +47,9 @@
47	47
48	48	[[image:image-20220602111219-3.png]]
49	49
	50	+(((
50	50	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.
	52	+)))
51	51
52	52
53	53	== **2.3 AT command** ==
...	...	@@ -63,7 +63,7 @@
63	63
64	64	(% style="color:#037691" %)**AT+TXP** (%%)**:**  Get or Set the transmit power, the maximum is 20dBm (default is 14dBm)
65	65
66		-(% style="color:#037691" %)**AT+SYNC** (%%)**:**  Get or Set the Sync word [1:0x34,0:0x12] (default is 1)
	68	+(% style="color:#037691" %)**AT+SYNC** (%%)**:**  Get or Set the Sync word [1:0x34,0:0x12] (default is 1)
67	67
68	68	(% style="color:#037691" %)**AT+PMB** (%%)**:    **Get or Set the preamble (default:8)
69	69
...	...	@@ -81,13 +81,15 @@
81	81
82	82	(% style="color:#037691" %)**AT+TDC **(%%)**:**  Get or set the application data transmission interval in ms(default 10 minutes)
83	83
84		-(% style="color:#037691" %)**AT+VER **(%%)**:**  Get firmware version number
	86	+(% style="color:#037691" %)**AT+VER **(%%)**:**  Get firmware version number
85	85
86		-(% style="color:#037691" %)**AT+SEND **(%%)**:    **Set Custom sent hex data
	88	+(% style="color:#037691" %)**AT+SEND **(%%)**:   **Set Custom sent hex data
87	87
88	88	(% style="color:#037691" %)**AT+GROUPMOD **(%%)**: **Set or Get the grouping mode of the device (default: 0)
89	89
	92	+(((
90	90	(% 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)
	94	+)))
91	91
92	92	(% style="color:#037691" %)**AT+TRIG1 **(%%)**:**  Set or Get the DI1 pin interrupt trigger mode (default 0,0)
93	93
...	...	@@ -110,7 +110,7 @@
110	110
111	111	(% style="color:#4f81bd" %)**Example 2: **
112	112
113		-**AT+TRIGx=a  **Trigger directly without triggering time
	117	+**AT+TRIGx=a    **Trigger directly without triggering time
114	114
115	115	**AT+TRIGx=a,b**
116	116
...	...	@@ -151,7 +151,6 @@
151	151	)))
152	152	|(% style="width:102px" %)3|(% style="width:331px" %)DOx state flip|(% style="width:268px" %)ROx state flip
153	153
154		-
155	155	(% style="color:#4f81bd" %)**Example 4: **
156	156
157	157	**AT+GROUPMOD=0**  Set to point to point mode
...	...	@@ -158,7 +158,9 @@
158	158
159	159	**AT+GROUPMOD=0,aa**  Set the TX group that controls the number of aa (The maximum value of aa is 8)
160	160
	164	+(((
161	161	**AT+GROUPMOD=1,bb**  Set to the RX group controlled by the TX group, numbered bb(The maximum value of aa is 8)
	166	+)))
162	162
163	163	**AT+GROUPMOD=0,2**  Set to control the TX group of the two RX groups
164	164
...	...	@@ -167,13 +167,12 @@
167	167	**AT+GROUPMOD=1,2**  Set the RX group numbered 2
168	168
169	169
170		-
171	171	== **2.4 Data Format** ==
172	172
173	173	8 bytes of GROUPID + 9 bytes of payload + 4 bytes of checksum
174	174
175	175
176		-**Payload:**
	180	+(% style="color:#4f81bd" %)**Payload:**
177	177
178	178	(% border="1" style="background-color:#f7faff; color:black; width:938px" %)
179	179	|=(% style="width: 123px;" %)**Size (bytes)**|=(% style="width: 107px;" %)1|=(% style="width: 107px;" %)1|=(% style="width: 107px;" %)1|=(% style="width: 107px;" %)1|=(% style="width: 107px;" %)1|=(% style="width: 107px;" %)1|=(% style="width: 107px;" %)1|=(% style="width: 107px;" %)1|=(% style="width: 107px;" %)1
...	...	@@ -193,13 +193,17 @@
193	193
194	194	(% style="color:#037691" %)**The third byte**(%%)**:**  ACK returned to the sender after the mapping is completed.
195	195
	200	+(((
196	196	(% 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.
	202	+)))
197	197
198	198	(% style="color:#037691" %)**The Fifth byte**(%%)**:       **DI1TODO1 when the interrupt is triggered, 0 when the interrupt is not triggered.
199	199
200	200	(% style="color:#037691" %)**The Sixth byte**(%%)**:**  0 does not trigger interrupt when DI1TORO1 interrupt is triggered.
201	201
	208	+(((
202	202	(% 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.
	210	+)))
203	203
204	204	(% style="color:#037691" %)**The 8th byte**(%%)**:          **DI2TODO2 when the interrupt is triggered, 0 when the interrupt is not triggered.
205	205