參數(shù)資料
型號(hào)： HD66728
廠商： Hitachi,Ltd.
英文描述： 112 x 80-dot Graphics LCD Controller/Driver(112 x 80點(diǎn)圖形LCD控制器)
中文描述： 112 × 80點(diǎn)圖形LCD控制器/驅(qū)動(dòng)器（112 × 80點(diǎn)圖形液晶顯示控制器）
文件頁數(shù)： 56/138頁
文件大?。?/td> 2158K
代理商： HD66728
HD66728
56
Table 24
Instruction List (cont)
Register
Name
Code
Execu-
tion
Cycle
R/W RS
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Description
Display on/off
control
0
0
0
0
1
1
0
D
DL10
LC
Sets display on (D), double-
height display line (DL10), or
line cursor display (LC).
0
DL9 DL8 DL7 Specifies double-height
display lines (DL9–DL7).
0
Display line
control
0
0
0
0
1
1
1
NL2 NL1 NL0 Sets the number of display
lines (NL2-0).
0
CN1 CN0 NL3 Specifies centering (CN1–0)
or the number of display
lines (NL3).
0
Double-height
display control
0
0
0
1
0
0
0
DL3 DL2 DL1 Specifies double-height
display lines (DL3-1).
0
DL6 DL5 DL4 Specifies double-height
display lines (DL6–4).
0
Vertical scroll
control 1
0
0
0
1
0
0
1
SN2 SN1 SN0 Sets the display-start line
(SN2-0).
0
<0>
<0>
SN3 Sets the display-start line
(SN3).
0
Vertical scroll
control 2
0
0
0
1
0
1
0
SL2 SL1 SL0 Sets the display-start raster-
row (SL2-0).
0
<0>
PS1 PS0 Sets the partial scroll (PS1–
0).
0
CGROM bank
control 1
0
0
0
1
0
1
1
RL3 RL2 RL1 Selects the CGROM memory
bank in the first to third lines.
0
RL9 RL8 RL7 Selects the CGROM memory
bank in the seventh to ninth
lines.
0
CGROM bank
control 2
0
0
0
1
1
0
0
RL6 RL5 RL4 Selects the CGROM memory
bank in the fourth to sixth
lines.
0
<0>
<0>
RL10
Selects the CGROM memory
bank in the 10th line.
0
Key scan control
0
0
0
1
1
0
1
IRE
KF1 KF0 Sets the key scan interrupt
(IRE) and key scan cycle
(KF1/0).
0
KSB <0>
<0>
Sets the key standby mode
(KSB).
0
Port control
0
0
0
1
1
1
0
PT2 PT1 PT0 Sets the general port output
(PT2-0).
0
<0>
DCC BC
Selects the boosting cycle
(DCC) or LCD drive AC
waveform (B/C).
0
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參數(shù)描述
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