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参数资料
| 型号： | YMF715E-S |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP100 |
| 封装： | SQFP-100 |
| 文件页数： | 20/53页 |
| 文件大小： | 455K |
| 代理商： | YMF715E-S |
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YMF715E
May 21, 1998
-27-
9-1-2-1. DSP Command
Listed below are the supported commands of DSP defined Sound Blaster Pro compatibility.
CMD Support Function
10h
o
8bit direct mode digitized sound I/O output
14h
o
8bit single-cycle DMA mode digitized sound output
16h
*1
8bit to 2bit ADPCM single-cycle DMA mode digitized sound output
17h
*1
8bit to 2bit ADPCM single-cycle DMA mode digitized sound output with ref. byte
1Ch
o
8bit auto-init DMA mode digitized sound output
1Fh
*1
8bit to 2bit ADPCM auto-init DMA mode digitized sound output with ref. byte
20h
*1
8bit direct mode single byte digitized sound input
24h
*1
8bit single-cycle DMA mode digitized sound input
2Ch
*1
8bit auto-init DMA mode digitized sound input
30h
o
Polling mode MIDI input
31h
o
Interrupt mode MIDI input
34h
o
UART polling mode MIDI I/O
35h
o
UART interrupt mode MIDI I/O
36h
o(*2)
UART polling mode MIDI I/O with time stamping
37h
o(*2)
UART interrupt mode MIDI I/O with time stamping
38h
o
MIDI output
40h
o
Set digitized sound transfer Time Constant
48h
o
Set DSP block transfer size
74h
o
8bit to 4bit ADPCM single-cycle DMA mode digitized sound output
75h
o
8bit to 4bit ADPCM single-cycle DMA mode digitized sound output with ref. byte
76h
*1
8bit to 3bit ADPCM single-cycle DAM mode digitized sound output
77h
*1
8bit to 3bit ADPCM single-cycle DMA mode digitized sound output with ref. byte
7Dh
o
8bit to 4bit ADPCM auto-init DMA mode digitized sound output with ref. byte
7Fh
*1
8bit to 3bit ADPCM auto-init DMA mode digitized sound output with ref. byte
80h
o
Pause DAC for a duration
90h
o
8bit high-speed auto-init DMA mode digitized sound output
91h
o
8bit high-speed single-cycle DMA mode digitized sound output
98h
*1
8bit high-speed auto-init DMA mode digitized sound input
99h
*1
8bit high-speed single-cycle DMA mode digitized sound input
A0h
*1
Set input mode to mono
A8h
*1
Set input mode to stereo
D0h
o
Pause 8bit DMA mode digitized sound I/O
D1h
*1
Turn on speaker
D3h
*1
Turn off speaker
D4h
o
Continue 8bit DMA mode digitized sound I/O
D8h
*1
Get speaker status
DAh
o
Exit 8bit auto-init DMA mode digitized sound I/O
E1h
o
Get DSP version number
Note :
*1)
These commands are performed in state-machine, but they are not effective.
*2)
MIDI data can not be received.
Additional undocumented commands are included.
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相关代理商/技术参数 |
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| YMF721 | 制造商:LSI 制造商全称:LSI 功能描述:FM + Wavetable Synthesizer LSI |
| YMF724 | 制造商:YAMAHA 制造商全称:YAMAHA CORPORATION 功能描述:high performance audio controller for the PCI Bus |
| YMF724F | 制造商:YAMAHA 制造商全称:YAMAHA CORPORATION 功能描述:high performance audio controller for the PCI Bus |
| YMF724F-V | 制造商:YAMAHA 制造商全称:YAMAHA CORPORATION 功能描述:high performance audio controller for the PCI Bus |
| YMF740C | 制造商:未知厂家 制造商全称:未知厂家 功能描述:DS-1L |
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