參數(shù)資料
型號: W78E365F-24
英文描述: Microcontroller
中文描述: 微控制器
文件頁數(shù): 14/35頁
文件大?。?/td> 186K
代理商: W78E365F-24
Preliminary W78E365
- 14 -
SFRAH,SFRAL:
The objective address of on-chip FLASH EPROM in the in-system programming mode. SFRFAH
contains the high-order byte of address, SFRFAL contains the low-order byte of address.
SFRFD:
The programming data for on-chip FLASH EPROM in programming mode.
SFRCN:
The control byte of on-chip FLASH EPROM programming mode.
SFRCN (C7)
BIT
NAME
FUNCTION
7
-
Reserve.
6
WFWIN
On-chip FLASH EPROM bank select for in-system programming.
= 0 : 64K bytes FLASH EPROM bank is selected as destination for re-
programming.
= 1 : 4K bytes FLASH EPROM bank is selected as destination for re-
programming.
5
OEN
FLASH EPROM output enable.
4
CEN
FLASH EPROM chip enable.
3, 2,
1, 0
CTRL[3:0] The flash control signals
Mode
WFWIN
CTRL<3:0>
OEN
CEN
SFRAH,SFRAL
SFRFD
Erase 64 KB APROM
0
0010
1
0
X
X
Program 64 KB APROM
0
0001
1
0
Address in
Data in
Read 64 KB APROM
0
0000
0
0
Address in
Data out
Erase 4 KB LDROM
1
0010
1
0
X
X
Program 4 KB LDROM
1
0001
1
0
Address in
Data in
Read 4 KB LDROM
1
0000
0
0
Address in
Data out
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