msm6679a-110 Oki Semiconductor, msm6679a-110 Datasheet - Page 2

• Manufacturer Part Number: msm6679a-110
• Description: Si/sd Voice Recognizer, Recorder/player, And Speech Synthesizer
• Manufacturer: Oki Semiconductor

MSM6679A-110 Voice Recognition Processor
Contents
Description .......................................................................................................................................... 1
Features ................................................................................................................................................ 1
Functional and I/O Diagrams .......................................................................................................... 2
Pin Descriptions ................................................................................................................................. 8
Electrical Specifications ..................................................................................................................... 12
Functional Description ...................................................................................................................... 17
MSM6679A-110 Slave-Mode API .................................................................................................... 26
2
Absolute Maximum Ratings ............................................................................................ 12
Operating Conditions ....................................................................................................... 12
DC Characteristics (VDD = 4.5 to 5.5 V, Ta = -40 to 80˚C) .......................................... 13
AC Characteristics ............................................................................................................ 14
Timing Diagrams .............................................................................................................. 15
Voice Recognition ............................................................................................................. 17
Name Tag Recording ........................................................................................................ 20
Audio Input Interface ....................................................................................................... 21
Audio Output Interface .................................................................................................... 21
Memory Interface .............................................................................................................. 21
External Voice Synthesis Control ................................................................................... 24
Serial Interface ................................................................................................................... 25
Command Summary ........................................................................................................ 27
Command Descriptions ................................................................................................... 31
Asynchronous Serial Protocol Example ........................................................................ 44
SI Recognition ................................................................................................... 17
SD Recognition ................................................................................................. 20
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