CDB6422 Cirrus Logic Inc, CDB6422 Datasheet - Page 2
CDB6422
Manufacturer Part Number
CDB6422
Description
Development Kit
Manufacturer
Cirrus Logic Inc
Datasheet
1.CDB6422.pdf
(30 pages)
Specifications of CDB6422
Silicon Manufacturer
Cirrus Logic
Application Sub Type
Telephone
Kit Application Type
Communication & Networking
Silicon Core Number
CS6422
Description/function
Audio DSPs
Operating Supply Voltage
5 V to 12 V
Product
Audio Modules
Kit Contents
Evaluation Board
Rohs Compliant
No
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
For Use With/related Products
CS6422
2
1. GENERAL DESCRIPTION ............................................................................................................... 4
2. HARDWARE ..................................................................................................................................... 4
3. COMMAND SERIAL PORT DESCRIPTION ..................................................................................... 8
2.1 Powering the Board ................................................................................................................... 4
2.2 Analog Configuration ................................................................................................................. 4
2.3 CODEC Configuration ............................................................................................................... 6
2.4 DAA Configuration ..................................................................................................................... 6
2.5 Microcontroller Configuration ..................................................................................................... 6
2.6 Miscellaneous ............................................................................................................................ 6
3.1 Command List: ........................................................................................................................... 8
3.2 Command Descriptions: ............................................................................................................ 9
2.2.1 Acoustic Input ............................................................................................................... 4
2.2.2 Acoustic Output ............................................................................................................ 5
2.2.3 Network Input ............................................................................................................... 5
2.2.4 Network Output ............................................................................................................. 6
2.5.1 PROGRAM/RUN: ......................................................................................................... 6
2.5.2 EXT/UC: ....................................................................................................................... 6
2.5.3 UC_RESET: ................................................................................................................. 6
2.6.1 HOOK SWITCH: ........................................................................................................... 6
2.6.2 KEYPAD: ...................................................................................................................... 7
2.6.3 DIP SWITCH: ............................................................................................................... 7
2.6.4 “6422_RST” PUSHBUTTON: ....................................................................................... 7
2.6.5 “LOAD” PUSHBUTTON: ............................................................................................... 7
2.6.6 “VOL_DOWN” PUSHBUTTON: .................................................................................... 8
2.6.7 “VOL_UP” PUSHBUTTON: .......................................................................................... 8
3.2.1 ver - Output Code Version ........................................................................................... 9
3.2.2 reset - Reset 8515 ........................................................................................................ 9
3.2.3 r - Reset CS6422 .......................................................................................................... 9
3.2.4 wr [xxxb] - Write CS6422 Register ............................................................................... 9
3.2.5 wrb [ab cd] - Write Bits in CS6422 Register ................................................................. 9
3.2.6 rd [x] - Read CS6422 Register ..................................................................................... 9
3.2.7 swd [1..9] - Switch Down .............................................................................................. 9
3.2.8 swu [1..9] - Switch Up ................................................................................................. 10
3.2.9 swp - Poll Dip Switches .............................................................................................. 10
3.2.10 off_hook - DAA Off Hook ......................................................................................... 10
3.2.11 on_hook - DAA On Hook .......................................................................................... 10
3.2.12 d_reset - DTMF Transceiver Reset .......................................................................... 10
2.2.1.1 AIN1: ............................................................................................................ 4
2.2.1.2 MIC_BIAS: ................................................................................................... 4
2.2.1.3 AIN2: ............................................................................................................ 4
2.2.1.4 AIN3, AIN4: .................................................................................................. 4
2.2.1.5 AIN5: ............................................................................................................ 5
2.2.1.6 AIN6, AIN7: .................................................................................................. 5
2.2.2.1 AOUT1: ........................................................................................................ 5
2.2.2.2 AOUT2: ........................................................................................................ 5
2.2.2.3 AOUT3, AOUT4: .......................................................................................... 5
2.2.2.4 AOUT5: ........................................................................................................ 5
2.2.2.5 AOUT6: ........................................................................................................ 5
2.2.2.6 SPEAKER_GAIN: ........................................................................................ 5
2.2.3.1 NIN1: ............................................................................................................ 5
2.2.3.2 NIN2, NIN3: .................................................................................................. 5
2.2.3.3 NIN4: ............................................................................................................ 5
2.2.4.1 NOUT1: ........................................................................................................ 6
2.2.4.2 NOUT2: ........................................................................................................ 6
2.2.4.3 NOUT3, NOUT4: .......................................................................................... 6
2.2.4.4 NOUT5: ........................................................................................................ 6
2.2.4.5 NOUT6: ........................................................................................................ 6
TABLE OF CONTENTS
CDB6422
DS295DB2