OKI

ML2502

ML2502 Data Sheet (Revision 8.0)

9

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.

Figure 2.2 Timing Chart for Single-phrase Playback Operation

Start Pulse

Stop Pulse

Invalid Input

Power Down

Powering Up

Playing Back

Power Down

Powering Down

MON

REC2

REC1

Status

PLAY2

PLAY1