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AMBE-20x0-HDK
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Digital Voice Systems AMBE-20x0-HDK manual available for free PDF download: User Manual
Digital Voice Systems AMBE-20x0-HDK User Manual (45 pages)
Development Board Version 2.3
Brand:
Digital Voice Systems
| Category:
Computer Hardware
| Size: 3 MB
Table of Contents
Table of Contents
5
Preliminary
7
List of Tables
9
Section 1 INTRODUCTION
9
General Information
9
Table 1 Ambe-20 X 0 Hdk™ Features
9
Overview
10
Ambe-2000™ Inside
11
Figure 1 Basic Block Diagram of the Ambe-2000 Hdk Board
11
Able 2 Ambe-2000™ Applications
12
AMBE-2000™ Vocoder Chip Applications
12
Data Rates from 2000Bps to 9600Bps
12
Fec
12
AMBE-2000™ Vocoder Chip
12
Comfort Noise Insertion (CNI)
13
Echo Cancellation
13
Voice Activation Detection (VAD)
13
List of Figures
11
What S Included with the Hdk
13
Section 2 CONNECTORS , TEST POINTS & INDICATORS
14
Overview
14
Table 3 Top Panel Connectors
14
DC Power
15
Analog Audio I/O
15
Handset
16
Rs-232 Connections
16
Table 4 Handset Pinout
16
Channel I/O
17
Console out
18
Jtag Connections
18
Msp430 Jtag Header (Jp8)
18
Table 5 Console out Uart Serial Port Settings
18
PLD JTAG Interface
19
Test Points
19
Able 7 Pld Jtag Pin out
19
Oint (Jp4)
20
Ambe-2000
20
Analog I/O
20
Pld Jtag Pin out Table 8 Ambe-2000 Test Points Table 9 Analog Test Points (Jp2)
20
HDK Board Status Indicator Leds
21
Table 12 Board Status Led's
21
Section 3 HDK CONFIGURATION & DATA RATE SELECTION
22
Overview
22
Board Reset
22
AMBE-2000™Vocoder Set-Up Via Dip-Switches
22
Slide Dip-Switch Settings
23
Figure 2 Ambe-20 X 0™-Hdk Development Board Top
23
Table 13 Dip Switches 1 and 2 Settings
23
Table 14 Standard Rate Table for Ambe-20
24
Able Tandard Ate Able for Ambe-20 0
24
Table 15 Channel Interface Selection Table
24
Word
25
Jumpers
25
HDK RS-232 Interface Set-Up Via Keypad
25
Table 16 Unframed Bit Per Word Selection Table
25
Table 17 Jumper Settings
25
Section 4 COMMUNICATION VIA CHANNEL INTERFACE
26
Overview
26
Basic Operation
26
HDK Format" Packet Data Structure
27
Power
27
Table 18 "HDK Format" Packet Structure
27
Voice Data Rate
28
Ambe
28
Data Structure "AMBE-2000 Format" Packet
28
Table 19 Example Packet Size for Various Compresssed Voice Data Rates
28
Hdk Audio Codec Loop Back
29
Loop Back Hdk Audio Codec and Ambe-2000™ Vocoder Chip
29
Cable
30
Connecting Two Boards Together Via Rs-232 Channel I/O
30
RS-232 Null Modem Cable Pin out
30
I Nformation
31
Together
31
Connecting the Console out Uart Serial Connection to Apc
31
Connecting the Rs-232 Channel I/Oto Apc
33
Demonstration Software
33
Command Line Options
34
Table 20 Dip Switch Settings for File I/O
34
Table 21 File I/O Command Line Options
34
Section 5 SPECIFICATIONS
36
Overview
36
User's Manual (Preliminary)
36
Board Connections
36
Audio I/O Connections
36
Header Connections
38
Electrical Input
38
Mechanical
38
Jtag Connections Setup & Control
38
Section 6 ADDITIONAL RESOURCES
39
Third Party Tools
39
Printed Circuit Board Layout Diagram
39
Analog I/O
40
MSP430 Input/Output Pin Description
40
XILINX PLD Input/Output Pin Description
40
Msp
41
Reference Designs
41
Software Development
41
Additional Reference Material
42
Application Information
42
Serial
42
Xilinx
43
Section 7 SUPPORT
43
Dvsi Contact Information
43
Codec
45
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