background image

20

Voice Solutions in Silicon™

ISD-T360 Reference Design User’s Guide

Summary of Contents for ISD-T360

Page 1: ...Reference Design User s Guide For Digital Answering Machines INCLUDED IN THIS REFERENCE DESIGN INTRODUCTION 2 FEATURES 3 SCHEMATIC DIAGRAMS 4 SOFTWARE FLOWCHARTS 8 OPERATING THE DAM 24 ACCESSING THE D...

Page 2: ...pheral that receives commands from the external master Winbond 89C51 processor The ISD T360 combined with a 16 Mbit flash memory device can provide up to one hour of recording time The Winbond 89C51 i...

Page 3: ...l duplex speakerphone functionality Hands free conversations between user and line user Supports 16m flash memory devices Samsung flash Interchangeable design possibilities Utilizes ISD s Internationa...

Page 4: ...ce Solutions in Silicon ISD T360 Reference Design User s Guide SCHEMATIC DIAGRAMS The following schematic diagrams detail layout designs for the ISD T360 based DAM Figure 1 Microphone and speaker circ...

Page 5: ...5 ISD ISD T360 Reference Design User s Guide Figure 2 CODEC Interface...

Page 6: ...6 Voice Solutions in Silicon ISD T360 Reference Design User s Guide Figure 3 Microcontroller I O assignments...

Page 7: ...7 ISD ISD T360 Reference Design User s Guide Figure 4 Memory Interface...

Page 8: ...ine table The Kernel s state con troller will search corresponding task s state machine table to find the correct message header then run the routine Device Driver T360 driver this driver includes mic...

Page 9: ...9 ISD ISD T360 Reference Design User s Guide...

Page 10: ...10 Voice Solutions in Silicon ISD T360 Reference Design User s Guide...

Page 11: ...11 ISD ISD T360 Reference Design User s Guide...

Page 12: ...12 Voice Solutions in Silicon ISD T360 Reference Design User s Guide...

Page 13: ...13 ISD ISD T360 Reference Design User s Guide...

Page 14: ...14 Voice Solutions in Silicon ISD T360 Reference Design User s Guide...

Page 15: ...15 ISD ISD T360 Reference Design User s Guide...

Page 16: ...16 Voice Solutions in Silicon ISD T360 Reference Design User s Guide...

Page 17: ...17 ISD ISD T360 Reference Design User s Guide...

Page 18: ...18 Voice Solutions in Silicon ISD T360 Reference Design User s Guide...

Page 19: ...19 ISD ISD T360 Reference Design User s Guide...

Page 20: ...20 Voice Solutions in Silicon ISD T360 Reference Design User s Guide...

Page 21: ...21 ISD ISD T360 Reference Design User s Guide...

Page 22: ...22 Voice Solutions in Silicon ISD T360 Reference Design User s Guide...

Page 23: ...er Interrupt timer kicks if timeout occurs send message to Timer Tasks Timer Task rearranges timers and sends messages to corresponding Tasks Task c Setup priority and function pointer for each Task M...

Page 24: ...r Mode Otherwise the machine returns to the idle mode 2 Changing the Hour To change the hour press the FWD or BWD but tons while in the Hour Mode follows the Day Mode and the hour will be increased or...

Page 25: ...onds the answering machine will return to idle with the SEC remaining unchanged OGM RECORD AND PLAYBACK Record an OGM Out Going Message You must record the outgoing message prior to entering the Answe...

Page 26: ...o Feature Buttons Replay the current message Press the BWD button while the message is playing Pause Resume current message Press the PLAY button to toggle between Pausing and Resuming the message Sto...

Page 27: ...djust volume control during remote ICM playback press 2 to increase volume or 1 to decrease volume Remote Erase of an ICM To erase a current ICM press after ICM has finished playing To erase all ICMs...

Page 28: ...28 Voice Solutions in Silicon ISD T360 Reference Design User s Guide...

Page 29: ...may not be used in recordable greeting cards intended for resale in Japan without ISD s prior written consent Recordable greeting cards are articles usually constructed of paper or cardboard but not...

Reviews: