/
us_902_928_rp2_v1_0_0.go
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/
us_902_928_rp2_v1_0_0.go
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// Copyright © 2021 The Things Network Foundation, The Things Industries B.V.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package band
import "go.thethings.network/lorawan-stack/v3/pkg/ttnpb"
// US_902_928_RP2_V1_0_0 is the band definition for US902-928 in the RP002-1.0.0 specification.
var US_902_928_RP2_V1_0_0 = Band{
ID: US_902_928,
SupportsDynamicADR: true,
MaxUplinkChannels: 72,
UplinkChannels: us902928UplinkChannels(0),
MaxDownlinkChannels: 8,
DownlinkChannels: us902928DownlinkChannels,
// As per FCC Rules for Unlicensed Wireless Equipment operating in the ISM bands
SubBands: []SubBandParameters{
{
MinFrequency: 902300000,
MaxFrequency: 914900000,
DutyCycle: 1,
MaxEIRP: 21.0 + eirpDelta,
},
{
MinFrequency: 923300000,
MaxFrequency: 927500000,
DutyCycle: 1,
MaxEIRP: 26.0 + eirpDelta,
},
},
DataRates: map[ttnpb.DataRateIndex]DataRate{
ttnpb.DataRateIndex_DATA_RATE_0: makeLoRaDataRate(10, 125000, Cr4_5, makeConstMaxMACPayloadSizeFunc(19)),
ttnpb.DataRateIndex_DATA_RATE_1: makeLoRaDataRate(9, 125000, Cr4_5, makeConstMaxMACPayloadSizeFunc(61)),
ttnpb.DataRateIndex_DATA_RATE_2: makeLoRaDataRate(8, 125000, Cr4_5, makeConstMaxMACPayloadSizeFunc(133)),
ttnpb.DataRateIndex_DATA_RATE_3: makeLoRaDataRate(7, 125000, Cr4_5, makeConstMaxMACPayloadSizeFunc(250)),
ttnpb.DataRateIndex_DATA_RATE_4: makeLoRaDataRate(8, 500000, Cr4_5, makeConstMaxMACPayloadSizeFunc(250)),
ttnpb.DataRateIndex_DATA_RATE_8: makeLoRaDataRate(12, 500000, Cr4_5, makeConstMaxMACPayloadSizeFunc(41)),
ttnpb.DataRateIndex_DATA_RATE_9: makeLoRaDataRate(11, 500000, Cr4_5, makeConstMaxMACPayloadSizeFunc(117)),
ttnpb.DataRateIndex_DATA_RATE_10: makeLoRaDataRate(10, 500000, Cr4_5, makeConstMaxMACPayloadSizeFunc(250)),
ttnpb.DataRateIndex_DATA_RATE_11: makeLoRaDataRate(9, 500000, Cr4_5, makeConstMaxMACPayloadSizeFunc(250)),
ttnpb.DataRateIndex_DATA_RATE_12: makeLoRaDataRate(8, 500000, Cr4_5, makeConstMaxMACPayloadSizeFunc(250)),
ttnpb.DataRateIndex_DATA_RATE_13: makeLoRaDataRate(7, 500000, Cr4_5, makeConstMaxMACPayloadSizeFunc(250)),
},
MaxADRDataRateIndex: ttnpb.DataRateIndex_DATA_RATE_3,
StrictCodingRate: true,
ReceiveDelay1: defaultReceiveDelay1,
ReceiveDelay2: defaultReceiveDelay2,
JoinAcceptDelay1: defaultJoinAcceptDelay1,
JoinAcceptDelay2: defaultJoinAcceptDelay2,
MaxFCntGap: defaultMaxFCntGap,
ADRAckLimit: defaultADRAckLimit,
ADRAckDelay: defaultADRAckDelay,
MinRetransmitTimeout: defaultRetransmitTimeout - defaultRetransmitTimeoutMargin,
MaxRetransmitTimeout: defaultRetransmitTimeout + defaultRetransmitTimeoutMargin,
DefaultMaxEIRP: 30,
TxOffset: []float32{
0,
-2,
-4,
-6,
-8,
-10,
-12,
-14,
-16,
-18,
-20,
-22,
-24,
-26,
-28,
},
Rx1Channel: channelIndexModulo(8),
Rx1DataRate: func(idx ttnpb.DataRateIndex, offset ttnpb.DataRateOffset, _ bool) (ttnpb.DataRateIndex, error) {
if idx > ttnpb.DataRateIndex_DATA_RATE_4 {
return 0, errDataRateIndexTooHigh.WithAttributes("max", 4)
}
if offset > 3 {
return 0, errDataRateOffsetTooHigh.WithAttributes("max", 3)
}
return us902928DownlinkDRTable[idx][offset], nil
},
GenerateChMasks: makeGenerateChMask72(true, true),
ParseChMask: parseChMask72,
FreqMultiplier: 100,
ImplementsCFList: true,
CFListType: ttnpb.CFListType_CHANNEL_MASKS,
DefaultRx2Parameters: Rx2Parameters{ttnpb.DataRateIndex_DATA_RATE_8, 923300000},
Beacon: Beacon{
DataRateIndex: ttnpb.DataRateIndex_DATA_RATE_8,
CodingRate: Cr4_5,
Frequencies: usAuBeaconFrequencies,
},
PingSlotFrequencies: usAuBeaconFrequencies,
BootDwellTime: DwellTime{
Uplinks: boolPtr(true),
Downlinks: boolPtr(false),
},
}