Isd18b12 – Rainbow Electronics ISD18B12 User Manual
Page 10
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ISD18B12
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TM
T
r
T
f
T
Deb
LEDR
MicIn
LEDP
T
D1
T
B1
BEEP
(Optional)
T
P1
T
B2
RECL
Illegal state
SP+
SP-
PLAYE
or PLAYL
Illegal state
5.14. Power interruption
• Any power interruption during an operation is strongly not recommended. If happened, it may result the
device becoming malfunction.
5.15. Power-On to Playback Operation :
• If
PLAYE
or
PLAYL
is held at Low during power turns on, the device plays message accordingly with
respect to which play control being employed.
5.16. Power-On to Loop Playback Operation :
• If
PLAYL
is hardwired to ground permanently, once power is on, the device performs looping playback
non-stop. This status will sustain unless power is turned off.
5.17. Automatic Playback after Record Operation :
• If
LEDP
is connected to
PLAYE
, after a record operation, then the device will automatic play message
once, then powers down.