泰凌 TLSR5316 BLE SDK 开发指南
AN-17092701-C3 4 Ver1.2.0
2.3 GPIO 模块 ...................................................................................................... 42
2.3.1 GPIO 定义 ............................................................................................... 42
2.3.2 GPIO 状态控制 ....................................................................................... 42
2.3.3 GPIO 的初始化 ....................................................................................... 44
2.3.4 配置 SWS 上拉防止死机 ....................................................................... 45
3 BLE 模块 ............................................................................................................... 47
3.1 BLE SDK 软件架构 ......................................................................................... 47
3.1.1 标准 BLE SDK 软件架构 ......................................................................... 47
3.1.2 Telink BLE SDK 软件架构 ........................................................................ 48
3.1.2.1 Telink BLE controller ................................................................................ 48
3.1.2.2 5316 BLE slave ......................................................................................... 49
3.2 BLE controller ................................................................................................. 51
3.2.1 BLE controller 介绍 ................................................................................. 51
3.2.2 Link Layer 状态机 ................................................................................... 51
3.2.3 Link Layer 状态机组合应用 ................................................................... 53
3.2.3.1 Link Layer 状态机初始化 ........................................................................ 53
3.2.3.2 Idle + Advtersing ...................................................................................... 53
3.2.3.3 Idle + Advtersing + ConnSlaveRole .......................................................... 54
3.2.4 Link Layer 时序 ...................................................................................... 55
3.2.4.1 Idle state 时序 ........................................................................................ 56
3.2.4.2 Advertising state 时序 ............................................................................. 56
3.2.4.3 Conn state Slave role 时序 ...................................................................... 57
3.2.4.4 Conn state Slave role 时序保护 .............................................................. 58
3.2.5 Link Layer TX fifo & RX fifo ...................................................................... 59
3.2.6 Controller HCI Event ............................................................................... 62
3.2.6.1 HCI event ................................................................................................. 63
3.2.6.2 HCI LE event ............................................................................................. 65
3.2.7 Telink defined event ............................................................................... 67
3.2.7.1 BLT_EV_FLAG_ADV .................................................................................. 71
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