參數(shù)資料
型號: M66271FP
元件分類: 顯示控制器
英文描述: 320 X 240 DOTS DOT MAT LCD DSPL CTLR, PQFP80
封裝: QFP-80
文件頁數(shù): 5/30頁
文件大?。?/td> 309K
代理商: M66271FP
M66271FP
REJ03F0267-0200 Rev.2.00 Mar 18, 2008
Page 11 of 27
(3) Reading from VRAM
(3-1) When use 8-bit MPU (MPUSEL = "L",
BHE = "H": set)
Table 5
MPU
SEL
MCS
BHE
A <0>
RD
Odd
Address
Even
Address
Valid Data Bus
Width of MPU
L
Invalid
Read
H
L
Read
Invalid
8-bit
L
H
L
H
X
Invalid
(3-2) When use 16-bit MPU (MPUSEL = ''H": set)
Table 6
MPU
SEL
MCS
BHE
A <0>
RD
Upper
Byte
Lower
Byte
Valid Data Bus
Width of MPU
L
Read
16-bit
L
H
X
Invalid
Note:
Avoid setting combination except above, as cause of error action.
X = "L" or "H''
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