w77e58 Winbond Electronics Corp America, w77e58 Datasheet - Page 73

• Manufacturer Part Number: w77e58
• Description: 8 Bit Microcontroller
• Manufacturer: Winbond Electronics Corp America

Notes:
1. All these operations happen in RST = V
2. V
3. The program verify operation follows behind the program operation.
4. This erase operation will erase all the on-chip ROM cells and the Security bits.
5. The erase verify operation follows behind the erase operation.
Read
Output Disable
Program
Program Verify
Erase
Erase Verify
Program/Erase
Inhibit
Company ID
Device ID
Operations
CP
= 12V, V
EP
A0-A7
= 14V, V
V
V
V
V
V
V
CTRL)
IL
IL
IL
IL
IL
IH
P3.0
(A9
X
0
0
0
0
1
1
1
1
Programming Configuration
IH
= V
P1
P3.0
P3.1
P3.2
P3.3
P3.6
P3.7
X'tal1
X'tal2
Vss
CTRL)
(A13
P3.1
DD
0
0
0
0
0
0
0
0
0
, V
IL
EA/Vpp
PSEN
IH
CTRL)
ALE
RST
= V
Vcc
P2
(A14
P3.2
P0
, ALE = V
0
0
0
0
0
0
0
0
0
SS
.
+5V
CTRL)
PGM DATA
A8-A15
V
V
V
V
IL
P3.3
(OE
CP
IL
IH
IH
0
0
0
0
0
0
0
0
0
and PSEN = V
- 73 -
( CE )
P3.6
0
0
0
1
0
1
1
0
0
A0-A7
IH
.
( OE )
P3.7
V
V
V
V
V
V
IL
IL
IL
IL
IH
IL
0
1
1
0
1
0
1
0
0
Programming Verification
(V
P1
P3.0
P3.1
P3.2
P3.3
P3.6
P3.7
X'tal1
X'tal2
Vss
Preliminary W77E58
V
V
V
V
V
V
EA
Publication Release Date: March 1999
CP
1
1
1
1
PP
CP
CP
EP
EP
EP
/
)
EA/Vpp
(A15..A0)
others: X
PSEN
Address
Address
Address
Address
ALE
RST
A0 = 0
A0 = 1
P2,P1
Vcc
P2
A0:0,
P0
X
X
+5V
PGM DATA
A8-A15
V
V
V
V
CP
IL
IH
IH
Data Out
Data Out
Data Out
Data Out
Data Out
(D7..D0)
Data In
Data In
0FFH
Hi-Z
P0
X
Revision A1
Note
@3
@4
@5