Datasheet

Preliminary
Subject To Change Without Notice
12864Z
- 17 -
The K value should
be set as
K = P1+P2+GS15
pulse width (POR:
3+5+29DLKS)
0
0
0
B3
A[3:0]
A[7:4]
1
*
A7
0
*
A6
1
*
A5
1
*
A4
0
A3
*
0
A2
*
1
A1
*
1
A0
*
Set Display
Clock Divide
Ratio/Oscillator
Frequency
The lower nibble of
the next command
sets the divide ratio
of the display
clocks: Divide ratio
= 1-16, POR = 2
The higher nibble of
the next command
sets the Oscillator
Frequency.
Oscillator
Frequency increases
with the value of
A[7:4] and vice
versa. POR=0
0 B8 1 0 1 1 1 0 0 0 Set Gray Scale
Table
The next eight bytes
of command set the
gray scale
0 A[2:0] * * * * * A2 A1 A0 level of GS1-15 as
below:
0 B[2:0] * * * * * B2 B1 B0 A[2:0] = L1,
POR=1
0 B[6:4] * B6 B5 B4 * * * * B[2:0] = L2,
POR=1
0 C[2:0] * * * * * C2 C1 C0 B[6:4] = L3,
POR=1
0 C[6:4] * C6 C5 C4 * * * * C[2:0] = L4
POR=1
0 D[2:0] * * * * * D2 D1 D0 C[6:4] = L5,
POR=1
0 D[6:4] * D6 D5 D4 * * * * D[2:0] = L6,
POR=1
0 E[2:0] * * * * * E2 E1 E0 D[6:4] = L7,
POR=1
0 E[6:4] * E6 E5 E4 * * * * E[2:0] = L8,