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ST7032 Datasheet(PDF) 20 Page - Sitronix Technology Co., Ltd.

Part # ST7032
Description  Dot Matrix LCD Controller/Driver
PDF  63 Pages
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Manufacturer  SITRONIX [Sitronix Technology Co., Ltd.]
Direct Link  http://www.sitronix.com.tw
Logo SITRONIX - Sitronix Technology Co., Ltd.

ST7032 Datasheet(HTML) 20 Page - Sitronix Technology Co., Ltd.

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ST7032
V1.4
2008/08/18
20/61
Ø
instruction table at
“Extension mode”
(when
“EXT” option pin connect to VSS, the instruction set follow below table)
Instruction Code
Instruction
Execution Time
Instruction
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
Description
OSC=
380KHz
OSC=
540kHz
OSC=
700KHz
Clear
Display
0
0
0
0
0
0
0
0
0
1
Write "20H" to DDRAM. and set
DDRAM address to "00H" from AC
1.08
ms
0.76
ms
0.59
ms
Return
Home
0
0
0
0
0
0
0
0
1
x
Set DDRAM address to "00H" from
AC and return cursor to its original
position if shifted. The contents of
DDRAM are not changed.
1.08
ms
0.76
ms
0.59
ms
Entry Mode
Set
0
0
0
0
0
0
0
1
I/D
S
Sets cursor move direction and
specifies display shift. These
operations are performed during
data write and read.
26.3 us 18.5 us 14.3 us
Display
ON/OFF
0
0
0
0
0
0
1
D
C
B
D=1:entire display on
C=1:cursor on
B=1:cursor position on
26.3 us 18.5 us 14.3 us
Function Set 0
0
0
0
1
DL
N
DH
*0
IS
DL: interface data is 8/4 bits
N: number of line is 2/1
DH: double height font
IS: instruction table select
26.3 us 18.5 us 14.3 us
Set DDRAM
address
0
0
1
AC6 AC5 AC4 AC3 AC2 AC1 AC0
Set DDRAM address in address
counter
26.3 us 18.5 us 14.3 us
Read Busy
flag and
address
0
1
BF AC6 AC5 AC4 AC3 AC2 AC1 AC0
Whether during internal operation or
not can be known by reading BF.
The contents of address counter
can also be read.
0
0
0
Write data
to RAM
1
0
D7
D6
D5
D4
D3
D2
D1
D0
Write data into internal RAM
(DDRAM/CGRAM/ICONRAM)
26.3 us 18.5 us 14.3 us
Read data
from RAM
1
1
D7
D6
D5
D4
D3
D2
D1
D0
Read data from internal RAM
(DDRAM/CGRAM/ICONRAM)
26.3 us 18.5 us 14.3 us
Note * : this bit is for test command , and must always set to
“0”
Instruction table 0(IS=0)
Cursor or
Display Shift
0
0
0
0
0
1
S/C R/L
x
x
S/C and R/L:
Set cursor moving and display shift
control bit, and the direction, without
changing DDRAM data.
26.3 us 18.5 us 14.3 us
Set CGRAM
0
0
0
1
AC5 AC4 AC3 AC2 AC1 AC0
Set CGRAM address in address
counter
26.3 us 18.5 us 14.3 us
Instruction table 1(IS=1)
Internal OSC
frequency
0
0
0
0
0
1
BS
F2
F1
F0
BS=1:1/4 bias
BS=0:1/5 bias
F2~0: adjust internal OSC
frequency for FR frequency.
26.3 us 18.5 us 14.3 us
Set ICON
address
0
0
0
1
0
0
AC3 AC2 AC1 AC0
Set ICON address in address
counter.
26.3 us 18.5 us 14.3 us
Power/ICON
control/Contr
ast set
0
0
0
1
0
1
Ion Bon C5
C4
Ion: ICON display on/off
Bon: set booster circuit on/off
C5,C4: Contrast set for internal
follower mode.
26.3 us 18.5 us 14.3 us
Follower
control
0
0
0
1
1
0
Fon
Rab
2
Rab
1
Rab
0
Fon: set follower circuit on/off
Rab2~0:
select follower amplified ratio.
26.3 us 18.5 us 14.3 us
Contrast set
0
0
0
1
1
1
C3
C2
C1
C0
Contrast set for internal follower
mode.
26.3 us 18.5 us 14.3 us



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