AGM1264K
SERIES GRAPHIC MODULE
VER1.0
(5) Instruction Table
Command
1.Display ON/OFF
2.Set Display Start Line
3.Set Page Address
4.Set Column Address
4 higher bits
4.Set Column Address
4 lower bits
5.Read Status
6.Write Display Data
7.Read Display Data
8.ADC select
9.Normal/Reverse
Display
10.Entire Display
ON/OFF
11.Set LCD Bias
12.Read-Modify-Write
13.END
14.Reset
15.Common output
mode select
16.Set Power Control
17.V0 voltage regulator
internal resistor ratio set
18.Electronic volume
mode set
Electronic volume
Register set
A0
0
0
0
RD
1
1
1
WR
0
0
0
D7
1
0
1
Code
D6 D5 D4
0
1
0
1
1
0
D3
1
D2
1
D1 D0
1
D
Function
Turns on LCD panel when goes
high, and turns off when goes
low
Specifies RAM display line for
COM0
Sets the display RAM page in
Page Address register
Sets 4 higher bits of column
address of display RAM in
register
Sets 4 higher bits of column
address of display RAM in
register
0
Reads the status information
Writes data in display RAM
Reads data from display RAM
Sets the display RAM address
SEG output correspondence
Normal indication when low,
but full indication when high
Selects normal display (0) or
Entire Display ON (1)
Sets LCD drive voltage bias
ratio
Increments Column Address
counter during each write
Releases
Write
the
Read-Modify-
Display start address
1
Page address
Higher column
address
Lower column
address
0
0
0
1
0
0
0
0
1
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Status
0
Write data
Read data
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
D
1
0
0
1
1
1
1
1
1
1
1
0
0
1
*
0
0
0
0
1
1
1
1
0
0
0
*
1
1
1
1
1
1
1
0
1
1
0
0
1
1
0
0
1
0
*
0
1
0
1
0
1
1
*
D
D
0
1
D
0
0
0
*
Resets internal functions
Selects COM output
direction.* Invalid data
Selects the power
operation mode
scan
circuit
Operation
status
Resistor ratio
0
0
1
Select internal resistor ratio
(Rb/Ra) mode
Set the V0 output voltage
electronic volume register
Electronic control value
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