用户手册目录Table of Contents3Preface91 Introduction131.1 Introduction141.2 Submodule Overview141.3 Register Mapping172 ePWM Submodules192.1 Overview202.2 Time-Base (TB) Submodule232.2.1 Purpose of the Time-Base Submodule232.2.2 Controlling and Monitoring the Time-base Submodule242.2.3 Calculating PWM Period and Frequency252.2.3.1 Time-Base Period Shadow Register262.2.3.2 Time-Base Counter Synchronization272.2.4 Phase Locking the Time-Base Clocks of Multiple ePWM Modules302.2.5 Time-base Counter Modes and Timing Waveforms302.3 Counter-Compare (CC) Submodule322.3.1 Purpose of the Counter-Compare Submodule332.3.2 Controlling and Monitoring the Counter-Compare Submodule332.3.3 Operational Highlights for the Counter-Compare Submodule342.3.4 Count Mode Timing Waveforms342.4 Action-Qualifier (AQ) Submodule372.4.1 Purpose of the Action-Qualifier Submodule372.4.2 Action-Qualifier Submodule Control and Status Register Definitions372.4.3 Action-Qualifier Event Priority402.4.4 Waveforms for Common Configurations412.5 Dead-Band Generator (DB) Submodule502.5.1 Purpose of the Dead-Band Submodule502.5.2 Controlling and Monitoring the Dead-Band Submodule502.5.3 Operational Highlights for the Dead-Band Submodule512.6 PWM-Chopper (PC) Submodule552.6.1 Purpose of the PWM-Chopper Submodule552.6.2 Controlling the PWM-Chopper Submodule552.6.3 Operational Highlights for the PWM-Chopper Submodule552.6.4 Waveforms562.6.4.1 One-Shot Pulse572.6.4.2 Duty Cycle Control582.7 Trip-Zone (TZ) Submodule592.7.1 Purpose of the Trip-Zone Submodule592.7.2 Controlling and Monitoring the Trip-Zone Submodule602.7.3 Operational Highlights for the Trip-Zone Submodule602.7.4 Generating Trip Event Interrupts622.8 Event-Trigger (ET) Submodule632.8.1 Operational Overview of the Event-Trigger Submodule643 Applications to Power Topologies693.1 Overview of Multiple Modules703.2 Key Configuration Capabilities703.3 Controlling Multiple Buck Converters With Independent Frequencies713.4 Controlling Multiple Buck Converters With Same Frequencies753.5 Controlling Multiple Half H-Bridge (HHB) Converters783.6 Controlling Dual 3-Phase Inverters for Motors (ACI and PMSM)803.7 Practical Applications Using Phase Control Between PWM Modules843.8 Controlling a 3-Phase Interleaved DC/DC Converter853.9 Controlling Zero Voltage Switched Full Bridge (ZVSFB) Converter894 Registers934.1 Time-Base Submodule Registers944.2 Counter-Compare Submodule Registers974.3 Action-Qualifier Submodule Registers994.4 Dead-Band Submodule Registers1034.5 PWM-Chopper Submodule Control Register1054.6 Trip-Zone Submodule Control and Status Registers1064.7 Event-Trigger Submodule Registers1104.8 Proper Interrupt Initialization Procedure115A Revision History117文件大小: 1.0 MB页数: 119Language: English打开用户手册