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Create LT-22222-L.js
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‎LoRaWAN/decoders/Dragino/LT-22222-L.js‎

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function decodeUplink(input) {
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return {
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data: Decode(input.fPort, input.bytes, input.variables)
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};
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}
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function Decode(fPort, bytes, variables) {
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//LT33222-L or LT22222-L Decode
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if(fPort==0x02)
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{
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var hardware= (bytes[10] & 0xC0)>>6;
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var mode0= bytes[10] & 0xff;
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var mode= bytes[10] & 0x3f;
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var decode = {};
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if(hardware=='0')
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{
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decode.Hardware_mode="LT33222";
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decode.Node_type="LT-33222-L";
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decode.DO3_status=(bytes[8] &0x04)? "Low":"High";
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if(mode0=='1')
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{
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decode.DI3_status= (bytes[8] &0x20)?"High":"Low";
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}
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}
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else if(hardware=='1')
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{
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decode.Node_type="LT-22222-L";
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decode.Hardware_mode= "LT22222";
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}
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if(mode!=6)
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{
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decode.DO1_status= (bytes[8] &0x01)? "Low":"High";
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decode.DO2_status= (bytes[8] &0x02)? "Low":"High";
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decode.RO1_status= (bytes[8] &0x80)? "ON":"OFF";
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decode.RO2_status= (bytes[8] &0x40)? "ON":"OFF";
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if(mode!=1)
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{
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if(mode!=5)
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{
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decode.Count1_times= (bytes[0]<<24 | bytes[1]<<16 | bytes[2]<<8 | bytes[3])>>>0;
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}
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decode.First_status= (bytes[8] &0x20)? "Yes":"No";
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}
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}
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if(mode=='1')
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{
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decode.Work_mode= "2ACI+2AVI";
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decode.AVI1_V= parseFloat(((bytes[0]<<24>>16 | bytes[1])/1000).toFixed(3));
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decode.AVI2_V= parseFloat(((bytes[2]<<24>>16 | bytes[3])/1000).toFixed(3));
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decode.ACI1_mA= parseFloat(((bytes[4]<<24>>16 | bytes[5])/1000).toFixed(3));
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decode.ACI2_mA= parseFloat(((bytes[6]<<24>>16 | bytes[7])/1000).toFixed(3));
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decode.DI1_status= (bytes[8] &0x08)? "High":"Low";
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decode.DI2_status= (bytes[8] &0x10)? "High":"Low";
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}
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else if(mode=='2')
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{
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decode.Work_mode= "Count mode 1";
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decode.Count2_times= (bytes[4]<<24 | bytes[5]<<16 | bytes[6]<<8 | bytes[7]) >>>0;
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}
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else if(mode=='3')
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{
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decode.Work_mode= "2ACI+1Count";
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decode.ACI1_mA= parseFloat(((bytes[4]<<24>>16 | bytes[5])/1000).toFixed(3));
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decode.ACI2_mA= parseFloat(((bytes[6]<<24>>16 | bytes[7])/1000).toFixed(3));
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}
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else if(mode=='4')
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{
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decode.Work_mode= "Count mode 2";
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decode.Acount_times= (bytes[4]<<24 | bytes[5]<<16 | bytes[6]<<8 | bytes[7]) >>>0;
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}
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else if(mode=='5')
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{
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decode.Work_mode= " 1ACI+2AVI+1Count";
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decode.AVI1_V= parseFloat(((bytes[0]<<24>>16 | bytes[1])/1000).toFixed(3));
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decode.AVI2_V= parseFloat(((bytes[2]<<24>>16 | bytes[3])/1000).toFixed(3));
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decode.ACI1_mA= parseFloat(((bytes[4]<<24>>16 | bytes[5])/1000).toFixed(3));
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decode.Count1_times= bytes[6]<<8 | bytes[7];
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}
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else if(mode=='6')
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{
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decode.Work_mode= "Trigger mode";
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decode.Mode_status= bytes[9] ? "True":"False";
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decode.AV1L_flag= (bytes[0] &0x80)? "True":"False";
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decode.AV1H_flag= (bytes[0] &0x40)? "True":"False";
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decode.AV2L_flag= (bytes[0] &0x20)? "True":"False";
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decode.AV2H_flag= (bytes[0] &0x10)? "True":"False";
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decode.AC1L_flag= (bytes[0] &0x08)? "True":"False";
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decode.AC1H_flag= (bytes[0] &0x04)? "True":"False";
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decode.AC2L_flag= (bytes[0] &0x02)? "True":"False";
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decode.AC2H_flag= (bytes[0] &0x01)? "True":"False";
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decode.AV1L_status= (bytes[1] &0x80)? "True":"False";
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decode.AV1H_status= (bytes[1] &0x40)? "True":"False";
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decode.AV2L_status= (bytes[1] &0x20)? "True":"False";
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decode.AV2H_status= (bytes[1] &0x10)? "True":"False";
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decode.AC1L_status= (bytes[1] &0x08)? "True":"False";
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decode.AC1H_status= (bytes[1] &0x04)? "True":"False";
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decode.AC2L_status= (bytes[1] &0x02)? "True":"False";
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decode.AC2H_status= (bytes[1] &0x01)? "True":"False";
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decode.DI2_status= (bytes[2] &0x08)? "True":"False";
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decode.DI2_flag= (bytes[2] &0x04)? "True":"False";
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decode.DI1_status= (bytes[2] &0x02)? "True":"False";
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decode.DI1_flag= (bytes[2] &0x01)? "True":"False";
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}
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if(bytes.length!=1)
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return decode;
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}
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else if(fPort==5)
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{
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var freq_band;
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var sub_band;
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if(bytes[0]==0x01)
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freq_band="EU868";
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else if(bytes[0]==0x02)
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freq_band="US915";
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else if(bytes[0]==0x03)
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freq_band="IN865";
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else if(bytes[0]==0x04)
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freq_band="AU915";
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else if(bytes[0]==0x05)
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freq_band="KZ865";
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else if(bytes[0]==0x06)
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freq_band="RU864";
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else if(bytes[0]==0x07)
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freq_band="AS923";
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else if(bytes[0]==0x08)
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freq_band="AS923_1";
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else if(bytes[0]==0x09)
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freq_band="AS923_2";
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else if(bytes[0]==0x0A)
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freq_band="AS923_3";
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else if(bytes[0]==0x0F)
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freq_band="AS923_4";
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else if(bytes[0]==0x0B)
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freq_band="CN470";
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else if(bytes[0]==0x0C)
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freq_band="EU433";
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else if(bytes[0]==0x0D)
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freq_band="KR920";
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else if(bytes[0]==0x0E)
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freq_band="MA869";
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if(bytes[1]==0xff)
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sub_band="NULL";
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else
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sub_band=bytes[1];
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var firm_ver= (bytes[2]&0x0f)+'.'+(bytes[3]>>4&0x0f)+'.'+(bytes[3]&0x0f);
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var tdc_time= bytes[4]<<16 | bytes[5]<<8 | bytes[6];
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return {
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FIRMWARE_VERSION:firm_ver,
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FREQUENCY_BAND:freq_band,
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SUB_BAND:sub_band,
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TDC_sec:tdc_time,
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}
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}
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}
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function encodeDownlink(input) {
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var command = input.data.command;
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var output = [];
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for (var i=0,j=0; i<command.length; i+=2,j++) {
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output[j]=parseInt(command.substr(i,2), 16);
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}
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return {bytes: output};
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}

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