參數(shù)資料
型號(hào): TMS320AV120
廠商: Texas Instruments, Inc.
英文描述: MPEG Audio Decoder(MPEG音頻譯碼器)
中文描述: MPEG音頻解碼器(的MPEG音頻譯碼器)
文件頁數(shù): 5/17頁
文件大?。?/td> 380K
代理商: TMS320AV120
TMS320AV120
MPEG AUDIO DECODER
SCSS014A – MARCH 1994 – REVISED JANUARY 1996
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
architecture
The functional block diagram of the TMS320AV120 is shown in Figure 1. The ’AV120 is a combination of a
hardwired, dedicated, high-speed arithmetic unit and a micro-coded input processor. The interfaces are
discussed in the following sections.
Host
Interface
Input-Buffer
Control
Audio
Decoder
AU
Buffer
Arithmetic
Unit
PCM
Buffer
PCM-Output
Control
XTAL1
XTAL2
RESET
BYPASS
MUTE
PCMSEL0
PCMSEL1
OMODE0
OMODE1
STATCLK
STATOUT
ANCCLK
ANCOUT
BOF
PCM_ERR
ICLK
SMODE
HSYNC
ERR_IN
SREQ
Boundary Scan
Control
and
Status
Registers
Boundary Scan
PCMCLK
RAM
512 x 8
TAP
TCK
TMS
TDI
TDO
SCLK
LRCLK
PCMOUT
SIN
Boundary Scan
Boundary Scan
TRST
Figure 1. Functional Block Diagram
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