User Manual
Table Of Contents
- Revision History
- Table of Contents
- Target products
- 1 INTRODUCTION
- 2 OVERVIEW OF SIMPLE AV SYSTEM BOARD
- 3 PREPARATIONS
- 4 PROGRAM EXECUTION METHOD
- 5 SUPPORTED MEDIA
- 6 OPERATION METHOD
- 7 SPECIFICATIONS
- 7.1 Hardware
- 7.2 Software
- 7.2.1 Software Block Diagram
- 7.2.2 Software Library
- 7.2.3 System Specifications
- 7.2.4 API Specifications
- 7.2.5 Operation Limit
- 7.2.6 Operation Flow of Entire Application
- 7.2.7 Application State Transition
- 7.2.8 Operation Flow
- 7.2.8.1 Main Processing Function
- 7.2.8.2 USB Task Processing Function
- 7.2.8.3 File System (MDF) Task Processing Function
- 7.2.8.4 HMI Task Processing Function
- 7.2.8.5 AUDIO Play Task Processing Function
- 7.2.8.6 Switch Press Detection Processing Function
- 7.2.8.7 Processing Function After Switch Press Detection
- 7.2.8.8 Touch Panel Touch Detection Processing Function
- 7.2.8.9 Processing After Touch Panel Touch Detection Function
- 7.2.9 File Configuration
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7.2.3.5 Interrupt System Specifications
Interrupt system specifications are given in Table 19.
Table 19 Interrupt System Specifications
Interrupt Factor
Function
Vector
Number
Remarks
Reset
Reset_Handler
#01
－
Base timer ch. 2
interrupt
BTIM_IRQHandler
#47
Processes an interrupt by 1ms
cycle.
USB host (each
status) interrupt
USB_EP0_STA_IRQHandler
#50
Processes an interrupt for USB
host interrupt.
DMAC ch. 2
interrupt
DMA2_IRQHandler
#56
Processes an interrupt for DMA
ch2 interrupt.
If there is play data, set transfer of
audio data and LR channel data to
I
2
S.