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參數(shù)資料
型號: W741E260
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-BIT FLASH MICROCONTROLLER
中文描述: 4-BIT, FLASH, 4.19 MHz, MICROCONTROLLER, PQFP80
封裝: QFP-80
文件頁數(shù): 8/94頁
文件大小: 554K
代理商: W741E260
W741E260
- 8 -
3 2 1 0
7FFH
600H
2048
address
000H
16 bits
2048 x 16-bit
ACC
TABL
x x x x x x y y
TABH
- x x x
ROM address = 600H + Offset/4
Offset
0 1 1 x x x x x x x x x
Each element (4 bits) of the look-up table
This area can be used to store both instruction code
and look-up table
Figure 1. Program Memory Organization
Data Memory (RAM)
1. Architecture
The static data memory (RAM) used to store data is arranged as 128
×
4 bits. The data memory can
be addressed directly or indirectly. The organization of the data memory is shown in Figure 2.
Working Register
128
address
00H
:
0FH
4 bits
128 x 4-bit
7FH
Figure 2. Data Memory Organization
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