M29DCL1-8T データシートの表示（PDF） - STMicroelectronics
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M29DCL1-8T
STMicroelectronics
M29DCL1-8T Datasheet PDF : 40 Pages
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M29W800AT, M29W800AB
Table 4. User Bus Operations (1)
Operation E G
W
RP BYTE A0 A1 A6 A9 A12 A15
DQ0-
DQ7
Read Word
VIL VIL
VIH
VIH
VIH
A0 A1 A6 A9 A12 A15
Data
Output
Read Byte
VIL VIL
VIH
VIH
VIL
A0 A1 A6 A9 A12 A15
Data
Output
Write Word
VIL VIH
VIL
VIH VIH
A0 A1 A6 A9 A12 A15
Data
Input
Write Byte
VIL VIH
VIL
VIH VIL
A0 A1 A6 A9 A12 A15
Data
Input
Output Disable VIL VIH VIH VIH X
XXXX X X
Hi-Z
Stan-by
VIH X
X
VIH X
XXXX X X
Hi-Z
Reset
XX
X
VIL X
XXXX X X
Hi-Z
Block
Protection (2,4) VIL VID VIL Pulse VIH
X
X X X VID X X
X
Blocks
Unprotection (4)
VID
VID
VIL Pulse
VIH
X
X X X VID VIH VIH
X
Block
Protection
Verify (2,4)
Block
VIL VIL
VIH
VIH X VIL VIH VIL VID A12 A15 Protect
Status(3)
Block
Block
Unprotection
VIL VIL
VIH
VIH X VIL VIH VIH VID A12 A15 Protect
Verify (2,4)
Status(3)
Block
Temporary
XX
X
VID X
XXXX X X
X
Unprotection
Note: 1. X = VIL or VIH.
2. Block Address must be given an A12-A18 bits.
3. See Table 6., Read Block Protection with AS Instruction.
4. Operation performed on programming equipment.
DQ8-
DQ14
Data
Output
Hi-Z
Data
Input
Hi-Z
Hi-Z
Hi-Z
Hi-Z
X
X
X
X
X
DQ15
A–1
Data
Output
Address
Input
Data
Input
Address
Input
Hi-Z
Hi-Z
Hi-Z
X
X
X
X
X
Table 5. Read Electronic Signature (following AS instruction or with A9 = VID)
Org. Code
Device
E
G
W BYTE A0
A1
Other DQ0-
Addresses DQ7
DQ8-
DQ14
DQ15
A–1
Manufact.
Word-
Code
VIL VIL VIH VIH VIL VIL Don’t Care 20h 00h
0
wide
Device M29W800AT VIL VIL VIH VIH VIH VIL Don’t Care D7h 00h
0
Code M29W800AB VIL VIL VIH VIH VIH VIL Don’t Care 5Bh 00h
0
Table 6. Read Block Protection with AS Instruction
Code
E
G
W
A0
A1
Protected Block
Unprotected Block
VIL
VIL
VIH
VIL
VIH
VIL
VIL
VIH
VIL
VIH
A12-A18
Block Address
Block Address
Other
Addresses
Don’t Care
Don’t Care
DQ0-DQ7
01h
00h
11/40
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