Changes for page Point to Point Communication of LT-22222-L
Last modified by Edwin Chen on 2022/11/22 09:38
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... ... @@ -19,12 +19,12 @@ 19 19 20 20 == **2.1 Point To Point** == 21 21 22 +=== **2.1.1 Overview** === 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:** 27 +=== **2.2.2 Configure** === 28 28 29 29 (% border="1" style="background-color:#f7faff; color:black; width:500px" %) 30 30 |=**A's configuration**|=**B's configuration** ... ... @@ -38,19 +38,87 @@ 38 38 |AT+DI2TODO2=2 |AT+DI2TODO2=2 39 39 |AT+DI2TORO2=2|AT+DI2TORO2=2 40 40 41 -== **2.2 Point To Mult-Point ** == 42 42 43 43 43 +=== **2.2.3 Serial port display** === 44 + 45 + 46 +(% class="wikigeneratedid" %) 44 44 [[image:image-20220602111219-2.png]] 45 45 46 46 50 +(% class="wikigeneratedid" %) 47 47 [[image:image-20220602111219-3.png]] 48 48 49 -( ((53 +(% class="wikigeneratedid" %) 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. 55 + 56 + 57 +== **2.2 Point To Mult-Point ** == 58 + 59 +=== **2.2.1 Overview** === 60 + 61 + 62 +[[image:1654152390874-192.png]] 63 + 64 + 65 +=== **2.2.2 Configure** === 66 + 67 + 68 +(% style="color:#4f81bd" %)**Configuration of the TX group:** 69 + 70 +AT+GROUPMOD=0,2 71 + 72 +AT+TXCHS=868700000 73 + 74 +AT+RXCHS=869000000 75 + 76 +AT+TRIG1=2,50 77 + 78 +AT+TRIG2=2,50 79 + 80 +AT+DI1TODO1=1 81 + 82 +AT+DI1TORO1=1 83 + 84 +AT+DI2TODO2=1 85 + 86 +AT+DI2TORO2=1 87 + 88 + 89 +(% style="color:#4f81bd" %)**Configuration for RX group number 1:** 90 + 91 +AT+GROUPMOD=1,1 92 + 93 +AT+TXCHS=869000000 94 + 95 +AT+RXCHS=868700000 96 + 97 + 98 +(% style="color:#4f81bd" %)**Configuration for RX group number 2:** 99 + 100 +AT+GROUPMOD=1,2 101 + 102 +AT+TXCHS=869000000 103 + 104 +AT+RXCHS=868700000 105 + 106 + 107 +=== **2.2.3 Serial port display** === 108 + 109 + 110 +[[image:image-20220602144747-1.png]] 111 + 112 + 113 +[[image:image-20220602144747-2.png]] 114 + 115 +((( 116 +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. 51 51 ))) 52 52 53 53 120 + 121 + 54 54 == **2.3 AT command** == 55 55 56 56
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