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Digital Voice Systems AMBE-3000 Specifications Page 15
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AMBE-3000F™ Voco
der Chip Users Man
ual
Version
3.4
,
April, 2014
H
ardware Infor
mation
2.2.2
179 Pin Ball Grid Array (BGA)
Figure 2 BGA Mechanical Details
(Subject to Change)
Page
5
DVSI CONFI
DENTIAL PROPRIE
TARY
1
2
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10
11
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14
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20
...
110
111
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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