Last modified by Edwin Chen on 2022/11/22 09:38
<
From version < 7.2 >
edited by Xiaoling
on 2022/06/02 11:37
To version < 8.8 >
edited by Xiaoling
on 2022/06/02 14:22
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -17,13 +17,16 @@
17 17  = **2. Features for this firmware** =
18 18  
19 19  
20 -== **2.1  Overview** ==
20 +== **2.1  Point To Point** ==
21 21  
22 -[[image:image-20220602111219-1.png]]
23 23  
23 +[[image:image-20220602111219-1.png||height="472" width="972"]]
24 24  
25 -== **2.2. Configure** ==
26 26  
26 +(% class="wikigeneratedid" id="H2.2.Configure" %)
27 +(% style="color:blue" %)**Configure:**
28 +
29 +
27 27  (% border="1" style="background-color:#f7faff; color:black; width:500px" %)
28 28  |=**A's configuration**|=**B's configuration**
29 29  |AT+GROUPMOD=0|AT+GROUPMOD=0
... ... @@ -36,11 +36,9 @@
36 36  |AT+DI2TODO2=2 |AT+DI2TODO2=2
37 37  |AT+DI2TORO2=2|AT+DI2TORO2=2
38 38  
42 +== **2.2  Point To Mult-Point ** ==
39 39  
40 40  
41 -== **2.3.  Serial port display** ==
42 -
43 -
44 44  [[image:image-20220602111219-2.png]]
45 45  
46 46  
... ... @@ -48,4 +48,158 @@
48 48  
49 49  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.
50 50  
52 +
53 +== **2.3 AT command** ==
54 +
55 +
56 +(% style="color:#037691" %)**ATZ** (%%)**: ** Trig a reset of the MCU
57 +
58 +(% style="color:#037691" %)**AT+FDR** (%%)**:**  Reset Parameters to Factory Default, Keys Reserve
59 +
60 +(% style="color:#037691" %)**AT+FCU** (%%)**:**  Get or Set the Frame Counter Uplink
61 +
62 +(% style="color:#037691" %)**AT+FCD** (%%)**:**  Get or Set the Frame Counter Downlink
63 +
64 +(% style="color:#037691" %)**AT+TXP** (%%)**:**  Get or Set the transmit power, the maximum is 20dBm (default is 14dBm)
65 +
66 +(% style="color:#037691" %)**AT+SYNC** (%%)**:**  Get or Set the Sync word [1:0x34,0:0x12] (default is 1)
67 +
68 +(% style="color:#037691" %)**AT+PMB** (%%)**:    **Get or Set the preamble (default:8)
69 +
70 +(% style="color:#037691" %)**AT+TXCHS **(%%)**:** Get or Set the transmit frequency of TX (default:868700000)
71 +
72 +(% style="color:#037691" %)**AT+TXSF **(%%)**:**  Get or Set the spreading factor of TX (7 to 12) (default:12)
73 +
74 +(% style="color:#037691" %)**AT+RXCHS **(%%)**:** Get or Set the transmit frequency of RX (default:869000000)
75 +
76 +(% style="color:#037691" %)**AT+RXSF **(%%)**:**  Get or Set the spreading factor of RX (7 to 12) (default:12)
77 +
78 +(% style="color:#037691" %)**AT+BW **(%%)**:  **Get or Set the bandwidth [0:125khz,1:250khz,2:500khz] (default:0)
79 +
80 +(% 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)
81 +
82 +(% style="color:#037691" %)**AT+TDC **(%%)**:**  Get or set the application data transmission interval in ms(default 10 minutes)
83 +
84 +(% style="color:#037691" %)**AT+VER **(%%)**:**  Get firmware version number
85 +
86 +(% style="color:#037691" %)**AT+SEND **(%%)**:  **Set Custom sent hex data
87 +
88 +(% style="color:#037691" %)**AT+GROUPMOD **(%%)**: **Set or Get the grouping mode of the device (default: 0)
89 +
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)
91 +
92 +(% style="color:#037691" %)**AT+TRIG1 **(%%)**:**  Set or Get the DI1 pin interrupt trigger mode (default 0,0)
93 +
94 +(% style="color:#037691" %)**AT+TRIG2 **(%%)**:            **Set or Get the DI2 pin interrupt trigger mode (default 0,0)
95 +
96 +(% style="color:#037691" %)**AT+DI1TODO1 **(%%)**:    **Set or get the mode in which DI1 maps to DO1 (default 0)
97 +
98 +(% style="color:#037691" %)**AT+DI1TORO1 **(%%)**:    **Set or get the mode in which DI1 maps to RO1(default 0)
99 +
100 +(% style="color:#037691" %)**AT+DI2TODO2 **(%%)**:**  Set or get the mode in which DI2 maps to DO2(default 0)
101 +
102 +(% style="color:#037691" %)**AT+DI2TORO2 **(%%)**:    **Set or get the mode in which DI2 maps to RO2(default 0)
103 +
104 +
105 +
106 +(% style="color:#4f81bd" %)**Example 1:**
107 +
108 +**AT+SEND=01020304 **will send a payload of 01020304
109 +
110 +
111 +(% style="color:#4f81bd" %)**Example 2: **
112 +
113 +**AT+TRIGx=a    **Trigger directly without triggering time
114 +
115 +**AT+TRIGx=a,b**
116 +
117 +a=0: falling edge;
118 +
119 +a=1: rising edge;
120 +
121 +a=2: falling edge or rising edge;
122 +
123 +b:  triggering time in milliseconds.
124 +
125 +AT+TRIGx=2,50  Falling edge or rising edge trigger, and the trigger time exceeds 50ms.
126 +
127 +
128 +(% style="color:#4f81bd" %)**Example 3: **
129 +
130 +**AT+DI1TODO1= maps value**
131 +
132 +**AT+DI1TORO1= maps value**
133 +
134 +**AT+DI2TODO2= maps value**
135 +
136 +**AT+DI2TORO2= maps value**
137 +
138 +
139 +(% border="1" style="background-color:#f7faff; color:black; width:706px" %)
140 +|=(% style="width: 102px;" %)Maps value|=(% style="width: 331px;" %)DIx to DOx|=(% style="width: 268px;" %)DIx to ROx
141 +|(% style="width:102px" %)0|(% style="width:331px" %)No Action|(% style="width:268px" %)No Action
142 +|(% 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" %)(((
143 +If DIx is high, control ROx to close,
144 +
145 +if DIx is low, control ROx to open
146 +)))
147 +|(% 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" %)(((
148 +If DIx is high, control ROx to open,
149 +
150 +if DIx is low, control ROx to close
151 +)))
152 +|(% style="width:102px" %)3|(% style="width:331px" %)DOx state flip|(% style="width:268px" %)ROx state flip
153 +
154 +(% style="color:#4f81bd" %)**Example 4: **
155 +
156 +**AT+GROUPMOD=0**  Set to point to point mode
157 +
158 +**AT+GROUPMOD=0,aa**  Set the TX group that controls the number of aa (The maximum value of aa is 8)
159 +
160 +**AT+GROUPMOD=1,bb**  Set to the RX group controlled by the TX group, numbered bb(The maximum value of aa is 8)
161 +
162 +**AT+GROUPMOD=0,2**  Set to control the TX group of the two RX groups
163 +
164 +**AT+GROUPMOD=1,1**  Set the RX group numbered 1
165 +
166 +**AT+GROUPMOD=1,2**  Set the RX group numbered 2
167 +
168 +
169 +== **2.4 Data Format** ==
170 +
171 +8 bytes of GROUPID + 9 bytes of payload + 4 bytes of checksum
172 +
173 +
174 +(% style="color:#4f81bd" %)**Payload:**
175 +
176 +(% border="1" style="background-color:#f7faff; color:black; width:938px" %)
177 +|=(% 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
178 +|(% style="width:123px" %)**Value**|(% style="width:38px" %)address|(% style="width:70px" %)request|(% style="width:52px" %)ACK|(% style="width:127px" %)(((
179 +DI1&
180 +
181 +DI1 level
182 +)))|(% style="width:101px" %)DI1TODO1|(% style="width:91px" %)DI1TORO1|(% style="width:111px" %)(((
183 +DI2&
184 +
185 +DI2 level
186 +)))|(% style="width:105px" %)DI2TODO2|(% style="width:106px" %)DI2TORO2
187 +
188 +(% style="color:#037691" %)**The first byte**(%%)**:**  00 is the broadcast address, 01-08 is the RX group number.
189 +
190 +(% style="color:#037691" %)**The second byte**(%%)**:**  send mapping request when not 0, not request when it is 0.
191 +
192 +(% style="color:#037691" %)**The third byte**(%%)**:**  ACK returned to the sender after the mapping is completed.
193 +
194 +(% 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.
195 +
196 +(% style="color:#037691" %)**The Fifth byte**(%%)**:       **DI1TODO1 when the interrupt is triggered, 0 when the interrupt is not triggered.
197 +
198 +(% style="color:#037691" %)**The Sixth byte**(%%)**:**  0 does not trigger interrupt when DI1TORO1 interrupt is triggered.
199 +
200 +(% 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.
201 +
202 +(% style="color:#037691" %)**The 8th byte**(%%)**:          **DI2TODO2 when the interrupt is triggered, 0 when the interrupt is not triggered.
203 +
204 +(% style="color:#037691" %)**The 9th byte**(%%)**:**  DI2TORO2 when an interrupt is triggered, 0 when an interrupt is not triggered.
205 +
51 51  

Applications

Navigation

Copyright ©2010-2022 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0