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AMBE-3000F™ Vocoder Chip Users Manual
Version 3.4, April, 2014
H
istory of Revisions
History of Revisions
Revision
Number
Date of
Revision
Description Pages
Edited Table 104 TONE Index Values 79
Edited CMODE Field description
1.11
November
2009
Edited PKT_INIT Field description
Various Typographical and Formatting edits
Edits to Section 2.7 Crystal / Oscillator Usage 19
Edits to Sections 3.3 to 3.7 21-24
Edits to Section 5.5 SPI Interface 46
Edits to Section 5.7 McBSP Interface 48
Edits to Section 6.5 Packet Format 59
Edits to Table 32 Control Packet Fields 62
Edits to Table 62 PKT_CHANFMT Data Settings 69
2.0
April
2010
Edits to Table 65 PKT_SPCHFMT Data Settings 70
2.1 May 2010 Edited TX_RDY description in table 2.5 12
2.2 May 2010 Edited DTMF description Section 4.5.3 30
Highlighted Note for Rate Table. 83
Added Notes to PKT_CHANFMT and PKT_SPCHFMT Fields 61-62
2.3
August
2010
Added Table 101 CMODE Parameters Table 72
2.4
October
2010
Added Custom Rate Interoperable with DSTAR in Table 116 Rate Control
W
ords and Pin Settings
83
2.5
December
2010
Moved Custom Rate Interoperable with DSTAR in Table 116 Rate Control
W
ords and Pin Settings to show it is a AMBE+™ Vocoder Rate
83
Corrected hyperlink cross-references and edited Figure 36 Vocoder Front
End, Figure 37 Front End Input Filter Mask and Figure 38 Front End
Ou
tput Filter Mask
47-48
2.6
March
2011
Edited D-Star rate in Note for Table 116 Rate Control Words and Pin
Settin
gs
83
Edited Figure 40 AMBE-3000F™ Vocoder Chip and PCM3500 Interface
Block Diagram
56
Added Note to PKT_GAIN and PKT_GAIN Response Packets 78
Edited Table 104 TONE Index Values to show Tone Index value for
various Rate Indexes
81
2.7
April
2011
Added Algorithmic and Processing delay details 88
Removed (pin 57 TQFP) and (pin M9 BGA) from the No Connection
section of Table 1 Pinout List
16
Edited dcmode information in Table 62 PKT_CHANFMT Data Settings 69
2.8
August
2011
Edited data response byte -- Table 63 PKT_CHANFMT Response Field 69
(Subject to Change) Page 100
DVSI CONFIDENTIAL PROPRIETARY
- AMBE-3000F™ 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 26
- 2.7.1 External Clock Source 29
- 2.7.2 Crystal Oscillator 29
- Table 7 Voltage Supply Pins 32
- 3.6 Reset Behavior 33
- Figure 11 TX_RDY after Reset 34
- Figure 12 Output Levels 34
- 3.8 Power-Down Sequencing: 35
- 3.9 Low Power Modes 35
- 3.9.1 Run State 36
- 3.9.2 Idle State 36
- 3.9.3 Standby State 36
- 3.9.4 Halt State 36
- 3.9.5 Power Modes 37
- 4.2 Interface Selection 40
- 4.4 Vocoder State 41
- Figure 18 Typical Echo Path 43
- Table 11 Companding Control 44
- 5 I/O Management 45
- Table 13 ECMODE_IN Flags 46
- Table 14 ECMODE_OUT FLAGS 46
- Table 15 DCMODE_IN Flags 47
- Table 16 DCMODE_OUT Flags 47
- 5.2 Codec mode 49
- “0 to Transition”“1” 51
- “Packet_ _Zone”Uncertainty 51
- “aperiodic packets” 52
- 5.3 Packet Mode 53
- Figure 29 Packet Mode 55
- 5.5 SPI Interface 56
- 5.6 UART Interface 57
- 5.7 McBSP Interface 58
- 5.8 Parallel Interface 61
- Table 26 PPT Timing 62
- Figure 36 Vocoder Front End 64
- Diagram 66
- 6.1 Overview 68
- 6.2 Codec Mode Operation 68
- 6.3 Packet Mode Operation 68
- 6.4 Packet Interfaces 69
- 6.5 Packet Format 69
- 6.5.3 TYPE (1 byte) 70
- 6.5.4 Packet Fields 70
- Table 59 PKT_CODECSTOP Field 78
- Table 61 PKT_CHANFMT Field 79
- samples dcmode 80
- Table 64 PKT_SPCHFMT Field 80
- 0x54 0x46 0x00 81
- Table 71 PKT_READY Field 82
- Table 72 PKT_HALT Field 82
- Table 73 PKT_RESET Field 82
- 6.7.1 Speech Packet Fields 89
- Table 100 CMODE Field Format 90
- Table 103 TONE Field Format 90
- 6.11 Example Packets 94
- 7 Appendices 98
- Table 115 Rate Index Numbers 100
- 8 Support 103
- Digital Voice Systems, Inc 104
- 10 IC Chip Software Errata 107
- Release 007 09/10/2009 108
- Release 014 08/31/2012 108
- 11 History of Revisions 109
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