Datasheet

Preliminary
Subject To Change Without Notice
12864Z
- 14 -
10 Display Control Instruction
Table 12 - Command Table
Command table (D/C =0, R/W (WR#)=0, E (RD#)=1)
D/C Hex D7 D6 D5 D4 D3 D2 D1 D0 Command Description
0 15 0 0 0 1 0 1 0 1 Set Column
Address
Second command
A[5:0] sets the
column start
0 A[5:0] * * A5 A4 A3 A2 A1 A0
address from 0-63,
POR = 00H.
0 B[5:0] * * B5 B4 B3 B2 B1 B0
Third command
B[5:0] sets the
column end address
from 0-63, POR =
3FH.
0 75 0 1 1 1 0 1 0 1 Set Row address Second command
A[6:0]sets the row
start address
0 A[6:0] * A6 A5 A4 A3 A2 A1 A0
from 0-79, POR =
00H.
0 B[6:0] * B6 B5 B4 B3 B2 B1 B0
Third command
B[6:0] sets the row
end address
from 0-79, POR =
4FH.
0
0
81
A[6:0]
1
*
0
A6
0
A5
0
A4
0
A3
0
A2
0
A1
1
A0
Set Contrast
Control Register
Double byte
command to select 1
out of 128 contrast
steps. Contrast
increases as level
increase. The level
is set to 40H after
POR
0 84~86 1 0 0 0 0 1 X1 X0 Set Current
Range
84H = Quarter
Current Range
(POR)
85H = Half Current
Range
86H = Full Current
Range
0
0
A0
A[6:0]
1
*
0
A6
1
A5
0
A4
0
A3
0
A2
0
A1
0
A0
Set Re-map A[0]=0, Disable
Column Address
Re-map (POR)
A[0]=1, Enable
Column Address
Re-map A[1]=0,
Disable Nibble
Re-map (POR)
A[1]=1, Enable
Nibble Re-map
A[2]=0, Horizontal
Address Increment
(POR)
A[2]=1, Vertical
Address Increment
A[4]=0, Disable
COM Re-map