OKI
ML2502
2.2 Playing Back Operation
(1)
(2)
Input “H” pulses to the PLAY1 and the PLAY2 pins simultaneously to power up and start
playback from the top address of the memory.
The LSI automatically ends playback when the last address of the recorded phrase has been
reached.
(3)
(4)
The LSI automatically shifts to low-power consumption mode after playback ends.
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.
Start Pulse
Invalid Input
Stop Pulse
PLAY1
PLAY2
REC1
REC2
MON
Power Down
Powering Up
Playing Back
Powering Down
Power Down
Status
Figure 2.2 Timing Chart for Single-phrase Playback Operation
ML2502 Data Sheet (Revision 8.0)
9
OKI [ OKI ELECTRONIC COMPONETS ]
