參數(shù)資料
型號(hào): HD66751
廠商: Hitachi,Ltd.
英文描述: 128 x 128-dot Graphics LCD Controller/Driver with Four-grayscale Functions
中文描述: 128 × 128點(diǎn)圖形LCD控制器/驅(qū)動(dòng)器,四灰度函數(shù)
文件頁數(shù): 43/96頁
文件大小: 2068K
代理商: HD66751
HD66750/1
43
Read-
data
latch
Bit rotation
Logical operation
Write bit mask
Write-data latch
Graphics RAM
(CGRAM)
Microcomputer
Address
counter
(AC)
Rotation bit
(RT2D0)
Logical
operation
bit
(LG1D0)
2
3
16
16
Write-mask register
(WM15D0)
16
11
16
+1/D1
+16
16
16
16
HD66750/1
00: through
01: OR
10: AND
11: EOR
Figure 25 Data Processing Flow of the Graphics Bit Operation
1. Write mode 1: AM1D0 = 00, LG1D0 = 00
This mode is used when the data is horizontally written at high speed. It can also be used to initialize the
gra phi cs R AM (C GR AM or t o dra w borde rs The rot a ti on func t on (R T2D0) or wr it e -dat a m as k
func on (W M 15D0) ar e al s o ena bl ed i n t hes e oper at ons Af te r wr it ng, t he addr es s count e r (A C)
aut om at ca y i ncr em ent s by 1 (I /D = 1) or dec re me nt s by 1 (I /D = 0), and aut om at ca l y j um ps t o t he
counter edge one-raster-row below after it has reached the left edge of the graphics RAM.
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