SoundPort Controller
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FEATURES Compatible with Microsoft® PC 97 Logo Requirements Supports Applications Written for Windows® 95, Windows 3.1...
Description
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FEATURES Compatible with Microsoft® PC 97 Logo Requirements Supports Applications Written for Windows® 95, Windows 3.1, Windows NT, SoundBlaster® Pro, AdLib®/OPL3® Stereo Audio 16-Bit ⌺⌬ Codec Internal 3D Circuit—Phat™ Stereo Phase Expander MPC Level-3 Mixer ISA Plug and Play Compatible 16-Bit Address Decode Dual Type F FIFO DMA Support MPU-401 Compatible MIDI Port Supports Wavetable Synthesizers Integrated Enhanced Digital Game Port Bidirectional DSP Serial Port Two I2S Digital Audio Serial Ports
SoundPort® Controller AD1816A
Integrated OPL3 Compatible Music Synthesizer Software and Hardware Volume Control Full-Duplex Capture and Playback Operation at Different Sample Rates Supports Up to Six Different Sample Rates Simultaneously 1 Hz Resolution Programmable Sample Rates from 4 kHz to 55.2 kHz Power Management Modes Operation from +5 V Supply Built-In 24 mA Bus Drivers 100-Lead PQFP and TQFP Package
FUNCTIONAL BLOCK DIAGRAM
MIDI_IN MIDI_OUT VOL_DN VOL_UP DATA XIRQ
CLK
SEL
A_X
B_X
AD1816A
HARDWARE VOLUME CONTROL AGC
MODEM/ LOGICAL DEVICE CONTROL
E2PROM CONTROL
SB PRO REGISTER
MPU-401
GAME PORT
MIC LINE
0dB/ 20dB
B_2 A_Y
A_1
B_1
A_2
B_Y
DRQ (X)
CD VID PHONE_IN
PGA
16-BIT ⌺⌬ A/D CONVERTER
FIFO
2
FORMAT
SYNTH
PLUG AND PLAY ISA BUS PARALLEL INTERFACE
SELECTOR
DSP SERIAL PORT
IRQ (X) PC_D (7:0) PC_A (15:0) AEN DACK (X) IOR IOW
2 M A
MUSIC SYNTHESIZER
Σ
MV L_OUT MV PHONE_OUT MV R_OUT
Σ
PHAT STEREO
M
A
Σ Σ
Σ
Σ
Σ
Σ
Σ
16-BIT ⌺⌬ D/A CONVE...
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