1
ML2860 SPECIFICATION ver 1.0.0
Wednesday, February 20, 2002
Oki Electric Industry Co.Ltd.
SERIAL INTERFACE
DV
DD
=IOV
DD
=+2.7V-3.3V DGND=AGND=0V Ta=-20-+85°C
,
,
Parameter
Chip Select Low to SCLK Low 1
Chip Select Low to SCLK Low 2
Chip Select Low to SCLK High 1
Chip Select Low to SCLK High 2
SCLK High Pulse Width
SCLK Low Pulse Width
SCLK Cycle Time
Input Data Valid to SCLK Low1
Input Data Valid to SCLK Low2
Input Data Valid to SCLK High1
Input Data Valid to SCLK High2
Chip Select High to SCLK Low 1
Chip Select High to SCLK High 2
Chip Select High Pulse Width
Output Data Valid to SCLK Low 1
Output Data Valid to SCLK High 2
Chip Enable High to Data Transition
RST High to Chip Select Low
RST Pulse Width
Initialize Time
Symbol
tCLSL1
tCLSL2
tCLSH1
tCLSH2
tSH
tSL
tSC
tIDSL1
tIDSL2
tIDSH1
tIDSH2
tCHSL1
tCHSH2
tCH
tODSL1
tODSH2
tCHDT
tRSC
tRST
tINIT
Min
50
25
50
25
25
25
50
15
15
15
15
0
0
25
-
-
-
90
1
Max.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
20
20
20
-
-
40
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µ
s
ms
DATA Write Timing
CS(I)
SCLK(I)
MODE0
tSH
tSL
1
2
3
15
16
Data Read Timing
CS(I)
SCLK(I)
MODE0
tSH
tSL
tCHSH1
2
8
9
10
11
16
1
2
8
9
10
11
16
tCLSH1 tCLSL1 tSC
tCLSL1
tCLSH1 tSC
1
2
3
15
tCH
tCHSL1
16
tCH
1
SCLK(I)
MODE 2
tSL
tSH
SCLK(I)
MODE2
tSL
tSH
tCLSH2 tCLSL2 tSC
tCLSH2
tCLSL2 tSC
tCHSH2
tCH2
tCHSH2
tCH
SDIN(I)
tIDSL1
tIDSH1
SDIN(I)
tIDSH1
tIDSL1
tCHDT
SDOUT (O )
tODSL
tODSL
FREQUENTLY ASKED QUESTIONS
Q1. What kind of musical score formats does the ML2860 support?
A1. ML2860 can play Standard MIDI files under given conditions and the Oki original musical score format directly.
If Standard MIDI file format 1/0 or Karaoke function need to be supported, Oki provides sample software based
on NDA for this purpose.
Q2. What is the condition for playing Standard MIDI file directly?
A2.
(1) Play format 0 only, do not play format 1.
(2) Eliminate text and MIDI events not supported by the ML2860.
Q3. Which MIDI events does the ML2860 support?
A3.
-
Note On/Off / Program change / Pitch bend / Channel pressure
-
Control change [Modulation / Volume / Pan / Expression / Sustain / Reset all controller / All note off]
-
RPN [Pitch bend sensitivity / Fine tuning / Coarse tuning]
Q4. Does the ML2860 support synchronization of LED with ADPCM playback ?
A4. Yes. LED and ADPCM functions are included in the musical score and are assigned as percussion to MIDI
channel 10. It is necessary to build a software routine for this synchronization.
OKI [ OKI ELECTRONIC COMPONETS ]
