ISD4002-150XYI 데이터 시트보기 (PDF) - Winbond

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ISD4002-150XYI

SINGLE-CHIP, MULTIPLE-MESSAGES VOICE RECORD/PLAYBACK DEVICES 120-, 150-, 180-, AND 240-SECOND DURATION

Winbond 

ISD4002 SERIES

7.2.2. SPI Diagrams

MOSI

Input Shift Register

(Loaded to Row Counter

only if IAB = 0)

A0-A9

Row Counter

Select Logic

MISO

OVF EOM

P0-P9

Output Shift Register

FIGURE 3: SPI INTERFACE SIMPLIFIED BLOCK DIAGRAM

The following diagram describes the SPI port and the control bits associated with it.

MISO

MOSI

OVF EOM P0 P1 P2 P3 P4 P5 P6 P7 P8 P9 X 0 0 0

LSB

MSB

A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 0 C0 C1 C2 C3 C4

Message Cueing (MC)

Ignore Address Bit (IAB)

Power Up (PU)

Play/Record (P/R)

RUN

FIGURE 4: SPI PORT

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Publication Release Date: May 17, 2007

Revision 1.4

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