User Manual

CDB6422
2 DS295DB2
TABLE OF CONTENTS
1. GENERAL DESCRIPTION ...............................................................................................................4
2. HARDWARE .....................................................................................................................................4
2.1 Powering the Board ...................................................................................................................4
2.2 Analog Configuration .................................................................................................................4
2.2.1 Acoustic Input ............................................................................................................... 4
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 Acoustic Output ............................................................................................................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 Network Input ............................................................................................................... 5
2.2.3.1 NIN1: ............................................................................................................5
2.2.3.2 NIN2, NIN3: .................................................................................................. 5
2.2.3.3 NIN4: ............................................................................................................5
2.2.4 Network Output ............................................................................................................. 6
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
2.3 CODEC Configuration ...............................................................................................................6
2.4 DAA Configuration .....................................................................................................................6
2.5 Microcontroller Configuration .....................................................................................................6
2.5.1 PROGRAM/RUN: ......................................................................................................... 6
2.5.2 EXT/UC: ....................................................................................................................... 6
2.5.3 UC_RESET: ................................................................................................................. 6
2.6 Miscellaneous ............................................................................................................................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. COMMAND SERIAL PORT DESCRIPTION .....................................................................................8
3.1 Command List: ...........................................................................................................................8
3.2 Command Descriptions: ............................................................................................................ 9
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