參數(shù)資料
型號: ML87V3104TB
廠商: OKI ELECTRIC INDUSTRY CO LTD
元件分類: 顯示控制器
英文描述: 640 X 240 PIXELS CRT OR FLAT PNL GRPH DSPL CTLR, PQFP100
封裝: 14 X 14 MM, 0.50 MM PITCH, PLASTIC, TQFP-100
文件頁數(shù): 5/69頁
文件大?。?/td> 444K
代理商: ML87V3104TB
FEDL87V3104-03
OKI Semiconductor
ML87V3104
13/69
2.4.4 Cursor pattern register
The cursor pattern (shape) can be prepared by writing data in the 16 x 16 x 2-bit cursor pattern register. The data is
accessed in the 4-pixel packed format. (Fig. F2.4.4)
Y = 0
Y = 1
Y = 2
2 bits
X =0 1
2
3
4
5
6
7
8
X =4n + 0 X =4n + 1 X =4n + 2 X = 4n + 3
bit1
bit0
bit1
bit0
bit1
bit0
bit1
bit0
Register
data
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
16 pixels
16
lines
Cursor
Fig. F2.4.4 The cursor pattern register
Control registers:
CSPTAY [#18h; bit5-2]:
Cursor pattern register address Y (4 bits)
CSPTAX [#18h; bit1-0]:
Cursor pattern register address X (higher 2 bits)
CSPTD0 [#19h; bit7-6]:
Cursor pattern register data (X address = 4n+0)
CSPTD1 [#19h; bit5-4]:
Cursor pattern register data (X address = 4n+1)
CSPTD2 [#19h; bit3-2]:
Cursor pattern register data (X address = 4n+2)
CSPTD3 [#19h; bit1-0]:
Cursor pattern register data (X address = 4n+3)
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