Manual De UsuarioTabla de contenidosRevision History3Table of Contents4Target products71 INTRODUCTION82 OVERVIEW OF SIMPLE AV SYSTEM BOARD83 PREPARATIONS93.1 System Items93.2 Equipment Other than System Item Required113.3 Board Appearance123.4 Power Supply Method134 PROGRAM EXECUTION METHOD144.1 Program Execution Using Debugger144.1.1 Activation of KEIL Integrated Development Environment144.1.2 Start of Sample Program Export and Debug174.1.3 Program Execution Using Debugger194.2 Standalone Program Execution195 SUPPORTED MEDIA205.1 Formats that can be Used for USB Memory205.2 Audio Data205.3 Image Data216 OPERATION METHOD226.1 MP3 File Play226.2 AAC File Play287 SPECIFICATIONS307.1 Hardware307.1.1 General Specifications307.1.2 Hardware Block Diagram317.1.3 Main Components327.1.4 Microcontroller337.1.4.1 Pin Connection337.1.4.2 Microcontroller Mode Switch and Function Switch387.1.4.3 USB Interface Function Switching407.1.5 DA Converter417.1.6 Switches417.1.6.1 Power switch417.1.6.2 Key Input Switch427.1.6.3 Reset Switch427.1.7 Indicator437.1.7.1 LCD Module with Touch Panel437.1.7.2 Power LED447.1.7.3 Selection Indicator LED457.1.8 External Interface467.1.8.1 Power Supply Interface467.1.8.2 Audio Interface467.1.8.3 USB Interface477.1.8.4 JTAG Interface487.1.8.5 ETM Interface497.2 Software507.2.1 Software Block Diagram507.2.2 Software Library517.2.3 System Specifications527.2.3.1 Microcontroller System Specifications527.2.3.2 Memory Map537.2.3.3 MFS System Specifications547.2.3.4 DMAC System Specifications547.2.3.5 Interrupt System Specifications557.2.4 API Specifications567.2.4.1 Audio Playback API567.2.4.2 Image Display API577.2.4.3 LED Control API607.2.4.4 Switch Detection API617.2.4.5 Timer Control Driver API627.2.4.6 Touch Panel Control Driver API637.2.4.7 I2S Driver API647.2.5 Operation Limit657.2.6 Operation Flow of Entire Application667.2.6.1 MP3667.2.6.2 AAC707.2.7 Application State Transition737.2.7.1 MP3737.2.7.2 AAC797.2.8 Operation Flow837.2.8.1 Main Processing Function837.2.8.2 USB Task Processing Function847.2.8.3 File System (MDF) Task Processing Function857.2.8.4 HMI Task Processing Function867.2.8.5 AUDIO Play Task Processing Function887.2.8.6 Switch Press Detection Processing Function927.2.8.7 Processing Function After Switch Press Detection937.2.8.8 Touch Panel Touch Detection Processing Function947.2.8.9 Processing After Touch Panel Touch Detection Function957.2.9 File Configuration96Tamaño: 2 MBPáginas: 99Language: EnglishManuales abiertas