參數(shù)資料
型號: SAA7785
廠商: NXP Semiconductors N.V.
英文描述: ThunderBird Avenger(TM) PCI Audio Accelerator(雷鳥Avenger(TM)PCI音頻加速器)
中文描述: 雷鳥復(fù)仇者(商標(biāo))的PCI音頻加速器(雷鳥復(fù)仇者(商標(biāo))的PCI音頻加速器)
文件頁數(shù): 65/68頁
文件大?。?/td> 1303K
代理商: SAA7785
ThunderBird Avenger
TM
PCI Audio
Accelerator
SAA7785
Philips Semiconductors
Preliminary Specification
1999
Nov 12
65
FIGURE 7
MULTIMEDIA TIMER BLOCK DIAGRAM
MULTIMEDIA TIMER REGISTER DEFINITION
There are five registers that control the multimedia timer. These registers are the timer control register, timer status, and
timer count registers. The timer control register resides in PCI configuration space. The remainder of the timer registers
are in I/O space.
MULTIMEDIA TIMER PCI CONFIGURATION REGISTERS
TABLE 69
TIMRCFG0 (RW/RO) - MULTIMEDIA TIMER CONFIG REGISTER 0
PCI CFG 0
D7
D6
D5
D4
D3
D2
D1
D0
Offset 64h
R
R
R
R
R
FSTCLK
TMRRST
R
POR Value
0
0
0
0
0
0
0
0
Bit
Name
R/W
Function
7:3
R
RO
Reserved. These bits return zeros.
PS BUS
CLOCK
DIVIDE
LOGIC
CTL
INTERNAL
PS BUS
INTERFACE
INTERRUPT
GENERATION
LOGIC
20 BIT - 1uS
RESOLUTION
UP COUNTER
CTL
COUNT
INTR
COUNTER CLOCK
CCLK
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