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): 58/133頁
文件大?。?/td> 2608K
代理商: HD66732
HD66732
58
Table 40
Instruction Register List (cont)
IndexRegister
No. (Hex) Name
Code
Execu-
tion
Cycle
R/W RS
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Description
R6
6
Key scan
control
0
1
0
PT2
PT1 PT0 KSB IRE
KF1
KF0 Sets the port output
control (PT2–0),
key standby mode
(KSB), key scan
interrupt (IRE), and
key scan cycle
(KF1/0).
RDM I/D
Sets the black-
white reversal
(REV), super-
imposed display
(SPR), graphics
mode (GR),
read/modify/write
(RDM), and
address counter
update direction
after RAM access
(I/D).
B/W C
B
Sets cursor home
(CH), raster-row
cursor (LC), black-
white reversed
cursor (B/W), 13th
raster-row cursor
(C), and blinking
cursor (B).
0
NC1 NC0 Sets display on
(DC), segment
display on (DS),
and the number of
display characters
(NC1/0).
SL2 SL1
SL0 Sets the display
start line (SN1/0)
and start raster-row
(SL3–0).
RL3 RL2
RL1 Sets the half-size
CGROM bank
switch (RL1–4)
every display line.
A20 A11
A10 Sets the half-size
display attributes
every display line.
AD10–8 (upper)
Initially sets the
RAM select
(RM1/0) and upper
three bits of the
RAM address
(AD10–8).
0
R7
7
Entry mode
0
1
0
0
0
REV SPR GR
0
R8
8
Cursor
control
0
1
0
0
0
CH
LC
0
R9
9
Display
control
0
1
0
0
DC
DS
0
0
RA A
Scroll control 0
1
0
0
SN1 SN0 SL3
0
RB B
Half-size
ROM select
0
1
0
0
0
0
RL4
0
RC C
Half-size
display
attribute
RAM
address set
(upper)
0
1
A41 A40
A31 A30 A21
0
RD D
0
1
RM1 RM0 0
0
0
0
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