ML2502 Ver la hoja de datos (PDF) - Oki Electric Industry

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ML2502

RECORD/PLAYBACK LSI with 128Kbit Analog Cell Storage Flash Memory

Oki Electric Industry 

OKI

ML2502

2.2 Playing Back Operation

(1) Input “H” pulses to the PLAY1 and the PLAY2 pins simultaneously to power up and start

playback from the top address of the memory.

(2) The LSI automatically ends playback when the last address of the recorded phrase has been

reached.

(3) The LSI automatically shifts to low-power consumption mode after playback ends.

(4) To stop playback of the phrase before reaching its last address, input “H” pulses again to the

PLAY1 and the PLAY2 pins simultaneously. This will cause the LSI to stop playback and

then automatically shift to low-power consumption mode.

(5) During playback operation signal input to the PLAY1 or PLAY2 pin only is valid, any other

signal input is disregarded.

PLAY1

PLAY2

REC1

REC2

Start Pulse

MON

Status Power Down Powering Up

Invalid Input

Stop Pulse

Playing Back

Powering Down Power Down

Figure 2.2 Timing Chart for Single-phrase Playback Operation

ML2502 Data Sheet (Revision 8.0)

9

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