Datasheet > ISD14B40

ISD14B40

更新时间： 2022-02-26 12:00:05

品牌	Logo	应用领域
新唐 - NUVOTON		/
页数	文件大小	规格书
27页	993K
描述
SINGLE-CHIP, MULTIPLE-MESSAGE VOICE RECORD/PLAYBACK DEVICE

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ISD14B40 数据手册

ISD14B00

 ¯R¯E¯C¯: Level-hold or Edge-trigger (toggle on-off) recording from start to end addresses.

 ¯P¯la¯y¯E¯: Edge-trigger playback from start to end address and stops at EOM marker, if EOM is prior to end

address. Toggle on-off.

 ¯P¯la¯y¯L¯: Level-hold playback from start to end address. Also, if constantly Low, device will loop playback

from start to end address.

2.2. Direct Mode

 While Direct Mode is active, utilizing the configuration pins, FMC1, FMC2 & FMC3, to define up to eight

similar duration messages for random access.

 The control pins are: M¯¯1 ~ M¯¯8 (message activation) and ¯R¯/P (record or playback selection).

 The record or playback operation is pre-defined by the ¯R¯/P pin.

 Each message can be randomly accessed via its message control pin (M¯¯1 ~ M¯¯8) and the desired

operation is facilitated accordingly.

Publication Release Date: Jan 19, 2009

Revision 0.30

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