參數(shù)資料
型號: HD66732
廠商: Hitachi,Ltd.
英文描述: Graphics Liquid Crystal Display Controller/Driver Supporting JIS Level-1 and Level-2 Kanji ROM(圖形LCD控制器/驅(qū)動器)
中文描述: 圖形液晶顯示控制器/驅(qū)動器支持日標級- 1和第2級漢字光盤(圖形液晶顯示控制器/驅(qū)動器)
文件頁數(shù): 57/133頁
文件大小: 2608K
代理商: HD66732
HD66732
57
Table 40
Instruction Register List
IndexRegister
No. (Hex) Name
Code
Execu-
tion
Cycle
R/W RS
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Description
IR
Index
0
0
ID3
ID2
ID1
ID0 Sets the register
number of the
instruction register
to be accessed.
ID = 0000: R0–
1111: RF
LF0 Reads the busy flag
(BF), display line
position (NF1/0),
and display raster-
row position (NL3–
NL0) in the bus
interface mode.
Reads the key scan
data (KSD) in the
serial interface
mode.
1
Clears display and
sets address 0 into
the address counter.
1
Starts oscillation
during the standby
mode.
CEN CMS SGS Sets the number of
display lines (NL2–
0), centering (CEN),
common driver shift
direction (CMS),
and segment driver
shift direction
(SGS).
NW4 NW3 NW2 NW1 NW0 Selects the LCD
0
SR —
Status
1
0
BF
NF1 NF0
LF3
LF2
LF1
0
1
0
KSD
0
R0
0
Clear display 0
1
0
0
0
0
0
0
0
85*
R1
1
Start
oscillation
0
1
0
0
0
0
0
0
0
R2
2
Driver output
control
0
1
0
NL2
NL1 NL0 0
0
R3
3
LCD drive
waveform
0
1
B/C
EOR 0
drive waveform
(B/C), specifies the
EOR output (EOR),
and the number of n
raster-rows (NW4–
0).
0
R4
4
LCD drive
control
0
1
BS2 BS1 BS0 CT4 CT3 CT2 CT1 CT0 Sets the LCD drive
bias (BS2–0) and
contrast adjustment
(CT4–0).
0
R5
5
Power
control
0
1
AMP 0
BT1 BT0 0
0
SLP STB Turns on the LCD
power supply
(AMP), and sets the
boosting output ratio
(BT1/0), sleep mode
(SLP), and standby
mode (STB).
0
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