93LC46/56/66
TABLE 1-1:
Instruction
INSTRUCTION SET FOR 93LC46: ORG = 1 (X 16 ORGANIZATION)
Req. CLK
Cycles
SB
Opcode
Address
Data In
Data Out
READ
EWEN
ERASE
ERAL
WRITE
WRAL
EWDS
1
1
1
1
1
1
1
10
00
11
00
01
00
00
A5 A4 A3 A2 A1 A0
1 1 XXXX
—
—
D15 - D0
High-Z
25
9
A5 A4 A3 A2 A1 A0
1 0 XXXX
—
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
High-Z
9
—
9
A5 A4 A3 A2 A1 A0
0 1 XXXX
D15 - D0
D15 - D0
—
25
25
9
0 0 XXXX
TABLE 1-2:
Instruction
INSTRUCTION SET FOR 93LC46: ORG = 0 (X 8 ORGANIZATION)
Req. CLK
Cycles
SB
Opcode
Address
Data In
Data Out
READ
EWEN
ERASE
ERAL
WRITE
WRAL
EWDS
1
1
1
1
1
1
1
10
00
11
00
01
00
00
A6 A5 A4 A3 A2 A1 A0
1 1 X X X X X
—
—
D7 - D0
High-Z
18
10
10
10
18
18
10
A6 A5 A4 A3 A2 A1 A0
1 0 X X X X X
—
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
High-Z
—
A6 A5 A4 A3 A2 A1 A0
0 1 X X X X X
D7 - D0
D7 - D0
—
0 0 X X X X X
TABLE 1-3:
INSTRUCTION SET FOR 93LC56: ORG = 1 (X 16 ORGANIZATION)
Instruction
SB
Opcode
Address
Data In
Data Out
Req. CLK
Cycles
READ
EWEN
ERASE
ERAL
WRITE
WRAL
EWDS
1
1
1
1
1
1
1
10
00
11
00
01
00
00
X A6 A5 A4 A3 A2 A1 A0
1 1 X X X X X X
—
—
D15 - D0
High-Z
27
11
11
11
27
27
11
X A6 A5 A4 A3 A2 A1 A0
1 0 X X X X X X
—
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
High-Z
—
X A6 A5 A4 A3 A2 A1 A0
0 1 X X X X X X
D15 - D0
D15 - D0
—
0 0 X X X X X X
TABLE 1-4:
Instruction
INSTRUCTION SET FOR 93LC56: ORG = 0 (X 8 ORGANIZATION)
Req. CLK
Cycles
SB
Opcode
Address
Data In
Data Out
READ
EWEN
ERASE
ERAL
WRITE
WRAL
EWDS
1
1
1
1
1
1
1
10
00
11
00
01
00
00
X A7 A6 A5 A4 A3 A2 A1 A0
1 1 X X X X X X X
—
—
D7 - D0
High-Z
20
12
12
12
20
20
12
X A7 A6 A5 A4 A3 A2 A1 A0
1 0 X X X X X X X
—
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
(RDY/BSY)
High-Z
—
X A7 A6 A5 A4 A3 A2 A1 A0
0 1 X X X X X X X
D7 - D0
D7 - D0
—
0 0 X X X X X X X
DS21712B-page 4
2004 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
