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Creative Sound Blaster 16 Manuals
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Creative Sound Blaster 16 manual available for free PDF download: Programming Manual
Creative Sound Blaster 16 Programming Manual (141 pages)
Hardware Programming Guide
Brand:
Creative
| Category:
Sound Card
| Size: 0.5 MB
Table of Contents
Limitation of Liability
3
Table of Contents
4
Introduction
9
What You Should Know
9
Scope and Manual Organization
9
Document Conventions
10
Determining User's Sound Blaster Card
12
Determining User's Card Settings
13
Chapter 1 Hardware Overview
14
Anatomy of Sound Blaster Family of Audio Cards
15
Digital Sound Processor Chip
15
Mixer Chip
16
FM Synthesizer Chip
16
Bus Interface Chip
17
Advanced Signal Processor
17
Figure 1-1 Block Diagram of the Advanced Signal Processor
17
Block Diagrams for Sound Blaster Family of Audio Cards
19
Figure 1-2 Block Diagram of the Sound Blaster 2.0
19
Figure 1-3 Block Diagram of the Sound Blaster 2.0 CD Interface
20
Figure 1-4 Block Diagram of the Sound Blaster Pro
21
Figure 1-5 Block Diagram of the Sound Blaster 16 Advanced Signal Processing
22
Chapter 2 Introduction to DSP Programming
23
DSP I/O Addresses
24
Resetting DSP
24
Table 2-1 DSP I/O Ports
24
Reading from DSP
25
Writing to DSP
26
Handling Interrupts from DSP
26
Sharing of Interrupts
27
Configuring DMA and Interrupt Settings
28
Chapter 3 Digitized Sound I/O Programming
30
Digitized Sound Operation Modes
31
Digitized Sound Data Format
31
Figure 3-1 PCM Sample Size
31
Figure 3-2 Order of 8-Bit Mono PCM Data
32
Figure 3-3 Order of 8-Bit Stereo PCM Data
32
Figure 3-4 Order of 16-Bit Mono PCM Data
32
Figure 3-5 Order of 16-Bit Stereo PCM Data
32
Digitized Sound I/O Transfer Rate
33
Direct-Mode
33
Single-Cycle DMA Mode
34
Auto-Initialize DMA Mode
34
High-Speed DMA Mode
35
ADPCM DMA Mode
36
DSP Digitized Sound I/O Capability
37
Table 3-1 DMA Operation Modes Supported
37
Table 3-2 Digitized Sound Output Capabilities
38
Table 3-3 Digitized Sound Input Capabilities
39
Sample Procedures
40
General Procedures for a DMA Mode Transfer
41
Handling the DSP Digitized Sound I/O Interrupt
41
8-Bit Mono Single-Cycle Transfer
42
8-Bit Mono Auto-Initialize Transfer
44
8-Bit Mono High-Speed Single-Cycle Transfer
46
8-Bit Mono High-Speed Auto-Initialize Transfer
48
8-Bit Stereo High-Speed Single-Cycle Transfer
50
8-Bit Stereo High-Speed Auto-Initialize Transfer
52
8-Bit or 16-Bit Single-Cycle Transfer
55
8-Bit or 16-Bit Auto-Initialize Transfer
57
Chapter 4 Mixer Chip Programming
59
Programming Sequence
60
CT1335 Mixer
62
Features
62
Register Functions
62
Figure 4-1 Register Map of CT1335 Mixer
62
CT1345 Mixer
64
Features
64
Register Functions
65
Figure 4-2 Register Map of CT1345 Mixer
65
CT1745 Mixer
68
Features
68
Register Functions
69
Figure 4-4 Logical Schematic of the Output Mixing Paths
71
Figure 4-5 Logical Schematic of the Input Mixing Paths
72
Chapter 5 MIDI Port I/O Programming
76
SB-MIDI Mode
77
I/O Addresses
77
Sending MIDI Data
78
Reading MIDI Data
79
MPU-401 UART Mode
80
I/O Addresses
80
Checking the Status
81
Sending a Command
82
Sending MIDI Data
85
Reading MIDI Data
85
Chapter 6 DSP Commands
86
Commands by Category
87
Command Descriptions
90
Appendix A Sound Blaster I/O Address Maps
115
SB1.5 I/O Address Map
116
Table A-1 SB1.5 I/O Ports
116
Table A-2 SB1.5 I/O Port Functions
116
SBMCV I/O Address Map
117
Table A-3 SBMCV I/O Ports
117
Table A-4 SBMCV I/O Port Functions
117
SB2.0 I/O Address Map
118
Table A-5 SB2.0 I/O Ports
118
Table A-6 SB2.0 I/O Port Functions
118
SB2CD I/O Address Map
119
Table A-7 SB2CD I/O Ports
119
Table A-8 SB2CD I/O Port Functions
119
SBPRO I/O Address Map
120
Table A-9 SBPRO I/O Ports
120
Table A-10 SBPRO with OPL2 I/O Port Functions
120
Table A-11 SBPRO with OPL3 I/O Port Functions
121
SBPRO MCV I/O Address Map
122
Table A-12 SBPRO MCV I/O Ports
122
Table A-13 SBPRO MCV I/O Port Functions
122
SB16 I/O Address Map
123
Table A-14 SB16 I/O Ports
123
Table A-15 SB16 I/O Port Functions
123
Table A-16 MPU-401 I/O Ports
124
Table A-17 MPU-401 I/O Port Functions
124
Appendix B File Format
125
Creative Voice File (VOC) Format
126
Header Block
126
Data Block
127
Creative ADPCM Wave Type Format
136
Appendix C Relevant Information
137
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