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參數(shù)資料
型號: W79E532
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): 19/77頁
文件大小: 523K
代理商: W79E532
W79E532/W79L532
Publication Release Date: November 21, 2005
- 19 -
Revision A5
ISP Address Low Byte
Bit:
7
6
5
4
3
2
1
0
A7
A6
A5
A4
A3
A2
A1
A0
Mnemonic: SFRAL
Address: ACh
Low byte destination address for In System Programming operation. SFRAH and SFRAL address a
specific ROM byte for erasure, programming or read.
ISP Address High Byte
Bit:
7
6
5
4
3
2
1
0
A15
A14
A13
A12
A11
A10
A9
A8
Mnemonic: SFRAH
Address: ADh
High byte destination address for In System Programming operation. SFRAH and SFRAL address a
specific ROM byte for erasure, programming or read.
ISP Data Buffer
Bit:
7
6
5
4
3
2
1
0
D7
D6
D5
D4
D3
D2
D1
D0
Mnemonic: SFRFD
In ISP mode, read/write a specific byte ROM content must go through SFRFD register.
Address: AEh
ISP Operation Modes
Bit:
7
6
5
4
3
2
1
0
BANK WFWIN
NOE
NCE
CTRL3
CTRL2 CTRL1 CTRL0
Mnemonic: SFRCN
Address: AFh
BANK: Select APFlash banks for ISP. Set it 1 access to APFlash1, clear it to APFlash0.
WFWIN: Destination ROM bank for programming, erasure and read. 0 = APFlashx, 1 = LDFlash.
NOE: Flash EPROM output enable.
NCE: Flash EPROM chip enable.
CTRL[3:0]: Mode Selection.
ISP Mode
BANK
WFWIN
NOE
NCE
CTRL<3:0>
SFRAH,
SFRAL
SFRFD
Erase 4KB LDFlash
0
1
1
0
0010
X
X
Erase 64K APFlash0
0
0
1
0
0010
X
X
Erase 64K APFlash1
1
0
1
0
0010
X
X
Program 4KB LDFlash
0
1
1
0
0001
Address in
Data in
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