Last modified by Edwin Chen on 2022/11/22 09:38
<
From version < 8.2 >
edited by Xiaoling
on 2022/06/02 12:03
To version < 7.1 >
edited by Xiaoling
on 2022/06/02 11:36
>
Change comment: There is no comment for this version

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... ... @@ -17,16 +17,13 @@
17 17  = **2. Features for this firmware** =
18 18  
19 19  
20 -== **2.1  Point To Point** ==
20 +== **2.1  Overview** ==
21 21  
22 +[[image:image-20220602111219-1.png]]
22 22  
23 -[[image:image-20220602111219-1.png||height="472" width="972"]]
24 24  
25 +== **2.2. Configure** ==
25 25  
26 -(% class="wikigeneratedid" id="H2.2.Configure" %)
27 -(% style="color:blue" %)**Configure:**
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
... ... @@ -39,11 +39,9 @@
39 39  |AT+DI2TODO2=2 |AT+DI2TODO2=2
40 40  |AT+DI2TORO2=2|AT+DI2TORO2=2
41 41  
39 +== **2.3.  Serial port display** ==
42 42  
43 43  
44 -== **2.2  Point To Mult-Point ** ==
45 -
46 -
47 47  [[image:image-20220602111219-2.png]]
48 48  
49 49  
... ... @@ -51,154 +51,4 @@
51 51  
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 -
55 -== **2.3 AT command** ==
56 -
57 -
58 -ATZ :  Trig a reset of the MCU
59 -
60 -AT+FDR : Reset Parameters to Factory Default, Keys Reserve
61 -
62 -AT+FCU : Get or Set the Frame Counter Uplink
63 -
64 -AT+FCD : Get or Set the Frame Counter Downlink
65 -
66 -AT+TXP : Get or Set the transmit power, the maximum is 20dBm (default is 14dBm)
67 -
68 -AT+SYNC : Get or Set the Sync word [1:0x34,0:0x12] (default is 1)
69 -
70 -AT+PMB : Get or Set the preamble (default:8)
71 -
72 -AT+TXCHS : Get or Set the transmit frequency of TX (default:868700000)
73 -
74 -AT+TXSF : Get or Set the spreading factor of TX (7 to 12) (default:12)
75 -
76 -AT+RXCHS : Get or Set the transmit frequency of RX (default:869000000)
77 -
78 -AT+RXSF : Get or Set the spreading factor of RX (7 to 12) (default:12)
79 -
80 -AT+BW : Get or Set the bandwidth [0:125khz,1:250khz,2:500khz] (default:0)
81 -
82 -AT+CR : Get or Set the coding rate [1: 4/5, 2: 4/6, 3: 4/7, 4: 4/8] (default:1)
83 -
84 -AT+TDC : Get or set the application data transmission interval in ms(default 10 minutes)
85 -
86 -AT+VER : Get firmware version number
87 -
88 -AT+SEND : Set Custom sent hex data
89 -
90 -AT+GROUPMOD : Set or Get the grouping mode of the device (default: 0)
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)
93 -
94 -AT+TRIG1 : Set or Get the DI1 pin interrupt trigger mode (default 0,0)
95 -
96 -AT+TRIG2 : Set or Get the DI2 pin interrupt trigger mode (default 0,0)
97 -
98 -AT+DI1TODO1 : Set or get the mode in which DI1 maps to DO1 (default 0)
99 -
100 -AT+DI1TORO1 : Set or get the mode in which DI1 maps to RO1(default 0)
101 -
102 -AT+DI2TODO2 : Set or get the mode in which DI2 maps to DO2(default 0)
103 -
104 -AT+DI2TORO2 : Set or get the mode in which DI2 maps to RO2(default 0)
105 -
106 -
107 -
108 -i.g. AT+SEND=01020304 will send a payload of 01020304
109 -
110 -
111 -i.g. AT+TRIGx=a  Trigger directly without triggering time
112 -
113 -AT+TRIGx=a,b  a=0, falling edge;
114 -
115 -a=1, rising edge;
116 -
117 - a=2, falling edge or rising edge.
118 -
119 - b, triggering time in milliseconds
120 -
121 - AT+TRIGx=2,50  Falling edge or rising edge trigger, and the trigger time exceeds 50ms
122 -
123 -
124 -i.g. AT+DI1TODO1= maps value
125 -
126 - AT+DI1TORO1= maps value
127 -
128 -AT+DI2TODO2= maps value
129 -
130 -AT+DI2TORO2= maps value
131 -
132 -
133 -
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" %)(((
139 -If DIx is high, control ROx to close,
140 -
141 -if DIx is low, control ROx to open
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" %)(((
144 -If DIx is high, control ROx to open,
145 -
146 -if DIx is low, control ROx to close
147 -)))
148 -|(% style="width:102px" %)3|(% style="width:331px" %)DOx state flip|(% style="width:268px" %)ROx state flip
149 -
150 -i.g. AT+GROUPMOD=0  Set to point to point mode
151 -
152 -AT+GROUPMOD=0,aa  Set the TX group that controls the number of aa (The maximum value of aa is 8)
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)
155 -
156 -
157 -AT+GROUPMOD=0,2  Set to control the TX group of the two RX groups
158 -
159 -AT+GROUPMOD=1,1  Set the RX group numbered 1
160 -
161 -AT+GROUPMOD=1,2  Set the RX group numbered 2
162 -
163 -
164 -
165 -== **2.4 Data Format** ==
166 -
167 -8 bytes of GROUPID + 9 bytes of payload + 4 bytes of checksum
168 -
169 -
170 -Payload:
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&
175 -
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" %)(((
180 -DI2&
181 -
182 -DI2 level
183 -)))|(% colspan="2" %)DI2TODO2|(% colspan="2" %)DI2TORO2|(% colspan="2" %)
184 -| | | | | | | | | |
185 -
186 -The first byte: 00 is the broadcast address, 01-08 is the RX group number
187 -
188 -The second byte: send mapping request when not 0, not request when it is 0
189 -
190 -The third byte: ACK returned to the sender after the mapping is completed
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
193 -
194 -The Fifth byte: DI1TODO1 when the interrupt is triggered, 0 when the interrupt is not triggered
195 -
196 -The Sixth byte: 0 does not trigger interrupt when DI1TORO1 interrupt is triggered
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
199 -
200 -The 8th byte: DI2TODO2 when the interrupt is triggered, 0 when the interrupt is not triggered
201 -
202 -The 9th byte: DI2TORO2 when an interrupt is triggered, 0 when an interrupt is not triggered
203 -
204 204  

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