/
cn_470_510_26_b_rp2_v1_0_3.go
100 lines (85 loc) · 3.45 KB
/
cn_470_510_26_b_rp2_v1_0_3.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
// 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"
// CN_470_510_26_B_RP2_v1_0_3 is the band definition for CN470-510 26MHz antenna, type B in the RP002-1.0.3 specification.
var CN_470_510_26_B_RP2_v1_0_3 = Band{
ID: CN_470_510_26_B,
SupportsDynamicADR: true,
MaxUplinkChannels: 48,
UplinkChannels: cn47051026BUplinkChannels(1),
MaxDownlinkChannels: 24,
DownlinkChannels: cn47051026BDownlinkChannels(1),
// See IEEE 11-11/0972r0
SubBands: []SubBandParameters{
{
MinFrequency: 470000000,
MaxFrequency: 510000000,
DutyCycle: 1,
MaxEIRP: 17.0 + eirpDelta,
},
},
DataRates: map[ttnpb.DataRateIndex]DataRate{
ttnpb.DataRateIndex_DATA_RATE_1: makeLoRaDataRate(11, 125000, Cr4_5, makeConstMaxMACPayloadSizeFunc(31)),
ttnpb.DataRateIndex_DATA_RATE_2: makeLoRaDataRate(10, 125000, Cr4_5, makeConstMaxMACPayloadSizeFunc(94)),
ttnpb.DataRateIndex_DATA_RATE_3: makeLoRaDataRate(9, 125000, Cr4_5, makeConstMaxMACPayloadSizeFunc(172)),
ttnpb.DataRateIndex_DATA_RATE_4: makeLoRaDataRate(8, 125000, Cr4_5, makeConstMaxMACPayloadSizeFunc(250)),
ttnpb.DataRateIndex_DATA_RATE_5: makeLoRaDataRate(7, 125000, Cr4_5, makeConstMaxMACPayloadSizeFunc(250)),
ttnpb.DataRateIndex_DATA_RATE_6: makeLoRaDataRate(7, 500000, Cr4_5, makeConstMaxMACPayloadSizeFunc(250)),
ttnpb.DataRateIndex_DATA_RATE_7: makeFSKDataRate(50000, makeConstMaxMACPayloadSizeFunc(250)),
},
MaxADRDataRateIndex: ttnpb.DataRateIndex_DATA_RATE_5,
StrictCodingRate: true,
ReceiveDelay1: defaultReceiveDelay1,
ReceiveDelay2: defaultReceiveDelay2,
JoinAcceptDelay1: defaultJoinAcceptDelay1,
JoinAcceptDelay2: defaultJoinAcceptDelay2,
MaxFCntGap: defaultMaxFCntGap,
ADRAckLimit: defaultADRAckLimit,
ADRAckDelay: defaultADRAckDelay,
MinRetransmitTimeout: defaultRetransmitTimeout - defaultRetransmitTimeoutMargin,
MaxRetransmitTimeout: defaultRetransmitTimeout + defaultRetransmitTimeoutMargin,
DefaultMaxEIRP: 19.15,
TxOffset: []float32{
0,
-2,
-4,
-6,
-8,
-10,
-12,
-14,
},
Rx1Channel: channelIndexModulo(24),
Rx1DataRate: func(idx ttnpb.DataRateIndex, offset ttnpb.DataRateOffset, _ bool) (ttnpb.DataRateIndex, error) {
if idx > ttnpb.DataRateIndex_DATA_RATE_5 {
return 0, errDataRateIndexTooHigh.WithAttributes("max", 5)
}
if offset > 5 {
return 0, errDataRateOffsetTooHigh.WithAttributes("max", 5)
}
// Unchanged from the pre-RP2 CN470-510 band definition.
return cn470510DownlinkDRTable[idx][offset], nil
},
GenerateChMasks: generateChMask48,
ParseChMask: parseChMask48,
DefaultRx2Parameters: Rx2Parameters{ttnpb.DataRateIndex_DATA_RATE_0, 502500000},
Beacon: Beacon{
DataRateIndex: ttnpb.DataRateIndex_DATA_RATE_2,
CodingRate: Cr4_5,
},
FreqMultiplier: 100,
ImplementsCFList: true,
CFListType: ttnpb.CFListType_CHANNEL_MASKS,
}