OKI
ML2502
2. Single-phrase Record/Playback Mode
2.1 Recording Operation
(1)
In this mode the REC1 has to be connected with the REC2 pin.
Keep on inputting “H” level to the REC1 and the REC2 pin to power up and start recording
from the top address of the memory. Recording goes on while the REC1 and the REC2 pin
being held at “H” level.
(2)
The LSI automatically ends recording when the last address of the memory has been
reached.
(3)
(4)
The LSI automatically shifts to low-power consumption mode after recording ends.
To stop recording before reaching the last address, bring the REC1 and the REC2 pin down
to “L” level. The LSI automatically shifts to low-power consumption mode after recording
stops.
(5)
During recording operation any signal input to other pins than the REC1 and the REC2 is
disregarded.
Note: Re-recording always causes to overwrite the existing recording data for a given phrase.
Start
Invalid Input
Stop
REC1
REC2
PLAY1
PLAY2
MON
Power Down
Powering Up
Recording
Powering Down
Power Down
Status
Stopping Process
Figure 2.1 Timing Chart for Single-phrase Recording Operation
ML2502 Data Sheet (Revision 8.0)
8
OKI [ OKI ELECTRONIC COMPONETS ]
