1 // Copyright 2023 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 15 #pragma once 16 #include <cstdint> 17 18 // This file contains default values that are listed in the HCI specification 19 // for certain commands. These are informational and for testing purposes only; 20 // each higher-layer library defines its own defaults. 21 22 namespace bt::hci_spec::defaults { 23 24 // 50 ms 25 constexpr uint16_t kLEConnectionIntervalMin = 0x0028; 26 27 // 70 ms 28 constexpr uint16_t kLEConnectionIntervalMax = 0x0038; 29 30 // 60 ms 31 constexpr uint16_t kLEScanInterval = 0x0060; 32 33 // 30 ms 34 constexpr uint16_t kLEScanWindow = 0x0030; 35 36 // 420 ms 37 constexpr uint16_t kLESupervisionTimeout = 0x002A; 38 39 } // namespace bt::hci_spec::defaults 40