Melody Circuit Application Example - Oki ML63611 User Manual

11.4.3 Melody Circuit Application Example

An example melody is shown in Figure 11-4.
Table 11-4 lists the note codes for the melody shown in Figure 11-4.
4
4
15 14 13
Note
END —* L5
2
G 0 0 1
2
D 0 0 0
2
G 0 0 0
— 0 0 0
2
D 0 0 0
2
G 0 0 0
— 0 0 0
2
A 0 0 0
2
B 0 0 1
2
G 1 0 1
* Bits 14 and 7 may be "0" or "1", but in this example they are shown as "0".
OPTION A (C): 1.5 V (3.0 V), Without regulator
circuit for LCD bias
= 120
Figure 11-4 Example Melody
Table 11-4 Note Code Table
12 11 10 9
L4 L3 L2 L1
0 1 1 1
0 1 1 1
0 1 1 1
0 0 1 1
0 0 1 1
0 1 1 1
0 0 1 1
0 0 1 1
1 1 1 1
1 1 1 1
Chapter 11 Melody Driver (MELODY)
Note code
8 7 6 5
L0 —* N6 N5 N4
1 0 0 1
1 0 0 1
1 0 0 1
1 0 0 0
1 0 0 1
1 0 0 1
1 0 0 0
1 0 0 1
1 0 0 0
1 0 0 1
11 – 9
OPTION B (D): 1.5 V (3.0 V), With regulator
ML63611 User's Manual
4 3 2 1 0
N3 N2 N1 N0
0 1 0 0 0
1 0 1 0 1
0 1 0 0 0
0 0 0 0 0
1 0 1 0 1
0 1 0 0 0
0 0 0 0 1
0 0 0 1 1
1 1 1 1 1
0 1 0 0 0
circuit for LCD bias
Hex
2F28H
0F35H
0F28H
0700H
0735H
0F28H
0700H
0723H
3F1FH
BF28H