参数资料
型号: YMF740C
厂商: Electronic Theatre Controls, Inc.
英文描述: DS-1L
中文描述: 的DS - 1公升
文件页数: 18/44页
文件大小: 224K
代理商: YMF740C
YMF740C
January 14, 1999
-25-
2-1. FM Synthesizer Block
FM Synthesizer Block is register compatible with YMF289B.
However, Power Management register
has been deleted because it is now controlled by the PCI Configuration Register.
The following shows the FMBase I/O map of FM Synthesizer.
FMBase
(R)
Status Register port
FMBase
(W)
Address port for Register Array 0
FMBase+1
(R/W)
Data port
FMBase+2
(W)
Address port for Register Array 1
FMBase+3
(R/W)
Data port
The default FMBase value is 0x0388.
The following shows the FM Synthesizer Block registers.
2-1-1. Status Register
FM Synthesizer Status Register (RO):
Address
D7
D6D5D4
D3D2
D1D0
xxh
IRQ
FT1
FT2
-
BUSY
-
BUSY
相关PDF资料
PDF描述
YMF743-S SPECIALTY CONSUMER CIRCUIT, PQFP48
YMF743 AC97 Revsion2.1 Audio CODEC with Digital Audio I/F(AC97 2.1版音频编解码器(带数字音频接口))
YMF744B DS-1S
YMF752 AC97 Rev2.1 Audio CODEC with SRC
YMF752-S AC97 Rev2.1 Audio CODEC with SRC
相关代理商/技术参数
参数描述
YMF740CV 制造商:未知厂家 制造商全称:未知厂家 功能描述:Industrial Control IC
YMF743 制造商:YAMAHA 制造商全称:YAMAHA CORPORATION 功能描述:AC’97 Revsion2.1 Audio CODEC with Digital Audio I/F
YMF743-S 制造商:未知厂家 制造商全称:未知厂家 功能描述:Consumer IC
YMF744B 制造商:未知厂家 制造商全称:未知厂家 功能描述:DS-1S
YMF744BR 制造商:未知厂家 制造商全称:未知厂家 功能描述:Industrial Control IC