ml2240 Oki Semiconductor, ml2240 Datasheet - Page 15

• Manufacturer Part Number: ml2240
• Description: 4-channel Mixing Oki Adpcm Algorithm-based Speech Synthesis Lsi
• Manufacturer: Oki Semiconductor

Commands List
Each command is 1-byte (8 bits) input. PLAY, MUON, and FLASH I/F only are 2 bytes input.
C3, C2, C1, C0 : Channel specification (C3 = "1": Channel 4; C2 = "1": Channel 3; C1 = "1": Channel 2,
F7 to F0
M7 to M0
V4 to V0
L4 to L0
R4 to R0
OKI Semiconductor
PUP1
PUP2
PDWN1
PDWN2
PLAY
START
FADR
STOP
MUON
SLOOP
CLOOP
VOL
PAN
Command
M7
D7
F7
F7



0
0
0
0
0
1
1
0
0
0
1
1
1
: Phrase address
: Silence time length
: Sound volume
: Left sound volume
: Right sound volume
C0 = "1": Channel 1)
M6
D6
F6
F6



0
0
0
0
1
1
1
1
0
0
0
0
1
M5
D5
F5
F5



0
0
1
1
0
0
1
1
0
0
1
1
0
M4
D4
V4
R4
F4
F4
L4
0
1
0
1
1
0
0
1
0
1
0
1
0
M3
D3
C3
C3
C3
C3
C3
C3
C3
C3
V3
C3
R3
F3
F3
L3




M2
D2
C2
C2
C2
C2
C2
C2
C2
C2
V2
C2
R2
F2
F2
L2




M1
D1
C1
C1
C1
C1
C1
C1
C1
C1
V1
C1
R1
F1
F1
L1




M0
D0
C0
C0
C0
C0
C0
C0
C0
C0
V0
C0
R0
F0
F0
L0




Instantly shifts the power down device to the
command standby state.
Suppresses pop noise and shifts the power
down device to the command standby state.
Instantly shifts the device from the command
standby state to the power down state.
Suppresses pop noise and shifts the device
from the command standby state to power down
state.
Inputs the phrase after the playback channel is
specified, and then starts the playback.
Playback start command with phrase
specification. Inputs the phrase after the
playback channel is specified, and then starts
the playback.
Playback start command without phrase
specification. Inputs the phrase with the FADR
command and starts the playback on multiple
channels at the same time.
Phrase specification command.
With this command, specifies the playback
phrase for each channel.
Playback stop command.
Specifies the channel for inserting silence,
inputs the silence duration, and then inserts
silence.
Repeats the playback mode setting command.
Effective only for the channel being used for
playback.
Repeat playback mode releasing command.
Inputting the STOP command releases repeat
playback mode automatically.
Specifies the channel for which the sound
volume is to be set, and then sets the volume for
that channel.
Sets the volume for the Left/Right of each
channel.
Description
FEDL2240DIGEST-02
ML2240 Family
15/24