QV301M2 Quadravox Inc, QV301M2 Datasheet - Page 5

• Manufacturer Part Number: QV301M2
• Description: SOUND MOD PAR/SER CTRL W/22W AMP
• Manufacturer: Quadravox Inc

Specifications of QV301M2

• Module/board Type: Sound Board
• For Use With/related Products: QV301M2
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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Playing messages:
To play a message, first ensure that the mode (as explained as above) matches your intentions.
Then, issue a single byte in a contiguous range from 0 to the number of recorded messages – 1
(maximum 239). When the phrase has completed, a byte with the number of the phrase spoken
will be returned.
stop command. Be aware that the ISD ChipCorder may require up to 50ms to effect the stop after
it is received. Commands sent during this time may fail to execute properly.
String play:
utterance. This simplifies message management and allows the segments to be closer together
as the amplifier does not need to be powered down between phrases. To use the string mode,
open a new string by sending the command 0f9h. Send up to 32 phrase numbers. The phrases
will not be spoken in this process. Send the close string command, 0fah. Until you change the
string by reopening it, the stored sequence can be played by issuing the play string command,
0fbh. Individual words are still accessible in the usual way- playing them does not affect the
stored string.
Serial commands:
Serial set mode functions:
Message play can be stopped by issuing a stop command (0f6h). There is no return code for a
The BUSY_ line can also be used to determine when the message is complete.
In some cases it is desirable to set up a long string of words or phrases to be played as one
2003
240-255
Value
0-239
Value (hex)
1
0
Quadravox, Inc
Quadravox, Inc
0f0h
0f1h
0f3h
0f4h
0f6h
0f8h
0f9h
0fah
0fbh
0fdh
0feh
0fch
0ffh
Record mode?
Yes
Yes
No
No
Function
set play mode to direct addressing
set play mode to linear sequence
set play mode to random sequence
record mode; subsequent 1 and 0 commands start and stop recording
stop play
sleep
open string
close string
play string
set volume with next byte transmitted. Only values 0-31 are valid
software reset
return version byte (0bh)
return type byte (031h)
Play phrase <value> according to mode settings
Set mode: see mode table for functions
Start recording individual phrase
Stop recording individual phrase
Action
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