參數(shù)資料
型號: W78ERD2
廠商: WINBOND ELECTRONICS CORP
元件分類: 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁數(shù): 24/72頁
文件大?。?/td> 606K
代理商: W78ERD2
W78ERD2
- 24 -
BIT
NAME
FUNCTION
5, 4
P43CMP1
P43CMP0
Chip-select signals address comparison:
00: Compare the full address (16 bits length) with the base address register
P43AH, P43AL.
01: Compare the 15 high bits (A15
A1) of address bus with the base
address register P43AH, P43AL.
10: Compare the 14 high bits (A15
A2) of address bus with the base
address register P43AH, P43AL.
11: Compare the 8 high bits (A15
A8) of address bus with the base
address register P43AH, P43AL.
3, 2
P42FUN1
P42FUN0
The P4.2 function control bits which are the similar definition as P43FUN1,
P43FUN0.
1, 0
P42CMP1
P42CMP0
The P4.2 address comparator length control bits which are the similar
definition as P43CMP1, P43CMP0.
F/W Flash Low Address
Bit:
7
6
5
4
3
2
1
0
Mnemonic: SFRAL Address: C4h
F/W flash low byte address
F/W Flash High Address
Bit:
7
6
5
4
3
2
1
0
Mnemonic: SFRAH Address: C5h
F/W flash high byte address
F/W Flash Data
Bit:
7
6
5
4
3
2
1
0
Mnemonic: SFRFD Address: C6h
F/W flash data
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