Semiconductor MSM6688 DEMO BOARD Semiconductor MSM6688 Demonstrat

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Semiconductor MSM6688 DEMO BOARD Semiconductor MSM6688 Demonstrat

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E2D0071-39-21
Semiconductor MSM6688 DEMO BOARD
Semiconductor MSM6688 Demonstration Board
This version: Feb. 1999 MSM6688 DEMO BOARD Previous version: 1997
BOARD DESIGN
MSM6596 demonstration board POWER
20-pin flat cable connector MSM6685
Mike jack
20-pin flat cable connector
microcomputer
MSM6688
Speaker jack POWER PLAY
Potentiometer
PDMD MCUM
SAM1
CA4,
CA0~3
PAUSE
CONDITION SETTING
switches three switches used recording conditions. Normally, turn switch PDMD. OFF: device automatically turned except recording playback. device turned standby except recording playback.
Turn switch MCUM. OFF: Sets stand-alone mode. Sets microcomputer interface mode. (Note) Note: microcomputer interface mode cannot merely turing switch MCUM. Refer section "WHEN USINGIN MICROCOMPUTER INTERFACE MODE" when using this demonstration board microcomputer interface mode. 1/11
SAM2 4/3B
RSL1 RSL2 MSL1 MSL2
Semiconductor
MSM6688 DEMO BOARD
switch specify whether initiate with voice. OFF: Normal mode where recording initiated with voice Voice initiation Note: Voice initiation requires regulated power supply instead battery. When battery used, voltage variation several during start recording amplified and, thus, results voice detection. Turn switch ROM. OFF: Sets recording playback mode. Sets playback mode. switches RSL1 RSL2 number serial registers connected externally.
RSL2 RSL1 Number serial registers
Turn switch MSL1 turn MSL2. switches SAM1 SAM2 select sampling frequency.
SAM2 SAM1 Sampling frequency fOSC/1024 (4.0 kHz) fOSC/768 (5.3 kHz) fOSC/640 (6.4 kHz) fOSC/512 (8.0 kHz)
value parentheses applied when fOSC 4.096 MHz. switch 4/3B select rate. OFF: 3-bit ADPCM 4-bit ADPCM
2/11
Semiconductor
MSM6688 DEMO BOARD
switch (CA) select channel recording specify phrase.
CA4, CA0-3 Phrase number Remarks deletion phrases
Applicable recording playback, playback phrases)
RECORDING
Turn power switch. (POWER) demonstration board lights. switches CA4, CA0-3 "00". Press button delete phrases. conditions according above condition setting. Place REC/PLAY switch position recording mode. Press button record voice through mike. Upon exhaustion whole memory capacity, recording terminated automatically. suspend recording, press button.
Note: whole memory capacity been used recording, other phrases cannot recorded.
3/11
Semiconductor
MSM6688 DEMO BOARD
PLAYBACK
Place REC/PLAY switch PLAY position playback mode. Pressing button starts playback. During playback, (MON) lit. playback whole recording results automatic termination. suspend playback, press button. volume playback adjusted potentiometer.
SUSPENDING RECORDING PLAYBACK
Pressing PAUSE button during recording playback causes recording playback suspended. Pressing button restarts recording playback.
4/11
Semiconductor
CIRCUIT DIAGRAM
DVDD
20-pin flat cable connector (for microcomputer interface)
DGND
DVDD
AVDD
DGND
AGND
RESET
DVDD
CA0~3
DVDD DVDD'
AVDD
SADX SADY RWCK DI/O DROM SADX RWCK DI/O
CA4.5 PDMD MCUM RSL1 RSL2 MSL1 MSL2 SAM1 SAM2 4/3B PEC/PLAY PAUSE
PDMD MCUM
MSM6595/6596
MSM6685
MSM6685
MSM6685
MSM6685
RWCK DOUT TEST TEST1 TEST2 TEST3 TEST4 TEST5 TEST6 TEST SADX SADY RWCK
SADX SASX SADY SASY RDCK
DROM
RSEL1 RSEL2 TEST TEST SAM1 SAM2 4B/3B REC/PLAY
MSM6688
PAUSE
AGND
AGND
MOUT
RESET PDWN
0.47 LINE
LOUT AMON FOUT ADIN
0.47
20-pin flat cable connector (for serial voice ROM)
DOUT TEST
MSM6688 DEMO BOARD
AVDD
1S1588 0.47 LM386
POWER
DVDD
AVDD
DGND
AOUT
AGND
10DI
POWER DGND AGND
DGND
AGND
AGND
0.047
AGND
5/11
Semiconductor
Change Setting from stand-alone Mode Microcommputer Interface Mode
WHEN USING MICROCOMPUTER INTERFACE MODE
DVDD
20-pin flat cable connector
(for microcomputer interface)
DGND
DVDD
0.1mF
AVDD
DGND
0.1mF
AGND
0.1mF
0.1mF
0.1mF
0.1mF
0.1mF
RESET
DVDD
CA0~3
DVDD DVDD'
BUSY
AVDD
SADX SADY RWCK DI/O DROM SADX RWCK DI/O
CA4.5 PDMD MCUM RSL1 RSL2 MSL1 MSL2 SAM1 SAM2 4/3B PEC/PLAY PAUSE
100kW
TEST MCUM TEST TEST
DROM
100kW 100kW 100kW
RSEL1 RSEL2 TEST TEST TEST TEST
TEST TEST1 TEST2 TEST3 TEST4 TEST5 TEST6 TEST
MSM6688
100kW 0.1mF
ACON
AGND
AGND
MOUT
51PF
5.1kW
RESET 100kW PDWN
0.47mF 10kW 100kW LINE 0.47mF 10kW 470kW
LOUT AMON FOUT ADIN
51PF
20-pin flat cable connector (for serial voice ROM)
DOUT TEST
MSM6595/6596
MSM6685
MSM6685
MSM6685
MSM6685
RWCK DOUT SADX SADY RWCK
SADX SASX SADY SASY RDCK
MSM6688 DEMO BOARD
POWER
DVDD
AVDD
30PF
1S1588
51kW 10kW 0.47mF
AVDD 100mF
0.1mF 220mF
AOUT
10DI
470mF 0.1mF
5.1kW
POWER DGND AGND
DGND
4MHz 30PF
DGND
AGND
AGND
LM386
10mF
0.047mF AGND
AGND
this demonstration board microcomputer interface mode,do mount portion indicated dotted line connect (PAUSE) GND.
6/11
Semiconductor
Circuit Diagram(Microcomputer Interface Mode)
DVDD
20-pin flat cable connector
(for microcomputer interface)
DGND
DVDD
0.1mF
AVDD
DGND
0.1mF
AGND
0.1mF
0.1mF
0.1mF
0.1mF
0.1mF
RESET
DVDD DVDD'
BUSY
AVDD
SADX SADY RWCK DI/O DROM SADX RWCK DI/O
RWCK DOUT TEST TEST1 TEST2 TEST3 TEST4 TEST5 TEST6 TEST RWCK SADX SADY
SADX SASX SADY SASY RDCK
MSM6595/6596
MSM6685
MSM6685
MSM6685
MSM6685
DROM
100kW 100kW 100kW
RSL1 RSL2 MSL1 MSL2 SAM1 SAM2 4/3B
RSEL1 RSEL2 TEST TEST TEST TEST
MSM6688
ACON
AGND
AGND
MOUT
51PF
5.1kW
RESET 100kW PDWN
0.47mF 10kW 100kW LINE 0.47mF 10kW 470kW
LOUT AMON FOUT ADIN
51PF
20-pin flat cable connector (for serial voice ROM)
PDMD MCUM
TEST MCUM TEST TEST
DOUT TEST
MSM6688 DEMO BOARD
POWER
DVDD
AVDD
30PF
1S1588
51kW 10kW 0.47mF
AVDD 100mF
0.1mF 220mF
AOUT
10DI
470mF 0.1mF
5.1kW
POWER DGND AGND
DGND 4MHz 30PF DGND
AGND
AGND
LM386
10mF
0.047mF AGND
AGND
7/11
Semiconductor
MSM6688 DEMO BOARD
SETTING PROCEDURE CONDITIONS
Three switches used recording conditions. Turn switch PDMD. Turn switch MCUM. OFF: Sets stand-alone mode. Sets microcomputer interface mode. Turn switch VDS. Turn switch ROM. switches RSL1 RSL2 number serial registers connected externally.
RSL2 RSL1 Number serial registers
Turn switch MSL1 turn MSL2 Turn switch SAM1 turn switch SAM2. Turn switch 4/3B.
8/11
Semiconductor
MSM6688 DEMO BOARD
PATTERN LAYOUT
Silk Screen
(Unit:
9/11
Semiconductor Mounting Side
MSM6688 DEMO BOARD
10/11
Semiconductor Solder Side
MSM6688 DEMO BOARD
11/11
E2Y0002-29-11
NOTICE
information contained herein change without notice owing product and/or technical improvements. Before using product, please make sure that information being referred up-to-date. outline action examples application circuits described herein have been chosen explanation standard action performance product. When planning product, please ensure that external conditions reflected actual circuit, assembly, program designs. When designing your product, please product below specified maximum ratings within specified operating ranges including, limited operating voltage, power dissipation, operating temperature. assumes responsibility liability whatsoever failure unusual unexpected operation resulting from misuse, neglect, improper installation, repair, alteration accident, improper handling, unusual physical electrical stress including, limited exposure parameters beyond specified maximum ratings operation outside specified operating range. Neither indemnity against license third party's industrial intellectual property right, etc. granted connection with product and/or information drawings contained herein. responsibility assumed infringement third party's right which result from thereof. products listed this document intended general electronics equipment commercial applications (e.g., office automation, communication equipment, measurement equipment, consumer electronics, etc.). These products authorized system application that requires special enhanced quality reliability characteristics system application where failure such system application result loss damage property, death injury humans. Such applications include, limited traffic automotive equipment, safety devices, aerospace equipment, nuclear power control, medical equipment, life-support systems. Certain products this document need government approval before they exported particular countries. purchaser assumes responsibility determining legality export these products will take appropriate necessary steps their expense these. part contents cotained herein reprinted reproduced without prior permission. MS-DOS registered trademark Microsoft Corporation.
Copyright 1999 Electric Industry Co., Ltd.
Printed Japan

Semiconductor MSM6688 DEMO BOARD Semiconductor MSM6688 Demonstrat

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