Digital Voice Systems AMBE-3000 Specifications Page 49
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- Table of contents
- BOOKMARKS
- AMBE-3000™ Vocoder Chip 1
- DVSI Confidential Proprietary 1
- (Subject to Change) Page v 5
- (Subject to Change) Page x 10
- 1 Product Introduction 11
- 1.3 Typical Applications 12
- 2 Hardware Information 13
- 2.2 Package Details 14
- (Subject to Change) Page 5 15
- 2.3 Pin Assignment Layouts 16
- A B C D E F G H J K L M N P 17
- (Subject to Change) Page 8 18
- (Subject to Change) Page 9 19
- 2.5 Pin Out Table 20
- PARITY_ENABLE 79 22
- Input Enable parity bit 22
- Table 1 Pinout List 25
- 2.7.1 External Clock Source 28
- 2.7.2 Crystal Oscillator 29
- Digital Voice Systems, Inc 30
- Table 7 Voltage Supply Pins 31
- 3.7 Power-Down Sequencing: 32
- 3.8 Low Power Modes 33
- 3.8.1 Run State 34
- 3.8.2 Idle State 34
- 3.8.3 Standby State 34
- 3.8.4 Halt State 34
- 3.8.5 Power Modes 34
- Figure 13 Power Modes 35
- 4.2 Interface Selection 37
- Figure 15 Typical Echo Path 39
- Table 11 Companding Control 41
- 5 I/O Management 42
- Table 13 ECMODE_IN Flags 43
- Table 14 ECMODE_OUT FLAGS 43
- Table 15 DCMODE_IN Flags 44
- Table 16 DCMODE_OUT Flags 44
- 5.1 Operating Modes 45
- 5.1.3 Packet Mode 47
- Figure 20 Packet Mode 49
- 5.2 SPI Interface 50
- 5.3 UART Interface 51
- 5.4 McBSP Interface 52
- 5.5 Parallel Interface 55
- Table 26 PPT Timing 56
- Figure 27 Vocoder Front End 57
- Diagram 59
- 6.1 Overview 61
- 6.2 Codec Mode Operation 61
- 6.3 Packet Mode Operation 61
- 6.4 Packet Interfaces 62
- 6.5 Packet Format 62
- 6.5.3 TYPE (1 byte) 63
- 6.5.4 Packet Fields 63
- Table 59 PKT_CODECSTOP Field 71
- Table 61 PKT_CHANFMT Field 71
- samples dcmode 72
- Table 71 PKT_READY Field 74
- Table 72 PKT_HALT Field 74
- Table 73 PKT_RESET Field 74
- 6.7.1 Speech Packet Fields 81
- Table 100 CMODE Field Format 82
- Table 103 TONE Field Format 82
- 6.11 Example Packets 86
- 7 Appendices 90
- Table 115 Rate Index Numbers 92
- 8 Support 95
- 10 IC Chip Software Errata 99
- Release 007 09/10/2009 100
- 11 History of Revisions 101
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