Toshiba H1 Series User Manual

Page 696

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TMP92CZ26A

92CZ26A-693

(3) Memory controller (1/4)

Symbol Name

Address

7 6 5 4 3 2 1 0

B0WW3 B0WW2

B0WW1

B0WW0

B0WR3

B0WR2 B0WR1 B0WR0

R/W

0 0 1 0 0 0 1 0

Write waits

Read waits

0001: 0

waits

0101: 2

waits

0111: 4

waits

1001: 6

waits

1011: 8

waits

1101: 10

waits

1111: 16

waits

0010: 1

wait

0110: 3

waits

1000: 5

waits

1010: 7

waits

1100: 9

waits

1110: 12

waits

0100: 20

waits

0001: 0

waits

0101: 2

waits

0111: 4

waits

1001: 6

waits

1011: 8

waits

1101: 10

waits

1111: 16

waits

0010: 1

wait

0110: 3

waits

1000: 5

waits

1010: 7

waits

1100: 9

waits

1110: 12

waits

0100: 20

waits

0011: 6 states

+

WAIT

pin input mode

0011: 6 states

+

WAIT

pin input mode

B0CSL

BLOCK0

CS/WAIT

control

register

low

0140H

(Prohibit

RMW)

Others: Reserved

Others: Reserved

B0E

B0REC

B0OM1

B0OM0

B0BUS1

B0BUS0

R/W

R/W

0 0 0 0 0 0

B0CSH

BLOCK0

CS/WAIT

control

register

high

0141H

(Prohibit

RMW)

CS select
0: Disable
1: Enable

Dummy

cycle
0:No insert
1: Insert

00: ROM/SRAM
01: Reserved
10: Reserved
11: Reserved

Data bus width
00: 8 bits
01: 16 bits
10: Reserved
11: Don’t set

B1WW3 B1WW2

B1WW1

B1WW0

B1WR3

B1WR2 B1WR1 B1WR0

R/W

0 0 1 0 0 0 1 0

Write waits

Read waits

0001: 0

waits

0101: 2

waits

0111: 4

waits

1001: 6

waits

1011: 8

waits

1101: 10

waits

1111: 16

waits

0010: 1

waits

0110: 3

waits

1000: 5

waits

1010: 7

waits

1100: 9

waits

1110: 12

waits

0100: 20

waits

0001: 0

waits

0101: 2

waits

0111: 4

waits

1001: 6

waits

1011: 8

waits

1101: 10

waits

1111: 16

waits

0010: 1

waits

0110: 3

waits

1000: 5

waits

1010: 7

waits

1100: 9

waits

1110: 12

waits

0100: 20

waits

0011: 6 states

+

WAIT

pin input mode

0011: 6 states

+

WAIT

pin input mode

B1CSL

BLOCK1

CS/WAIT

control

register

low

0144H

(Prohibit

RMW)

Others: Reserved

Others: Reserved

B1E

B1REC

B1OM1

B1OM0

B1BUS1

B1BUS0

R/W

R/W

0 0 0 0 0 0

B1CSH

BLOCK1

CS/WAIT

control

register

high

0145H

(Prohibit

RMW)

CS select
0: Disable
1: Enable

Dummy

cycle
0:No

insert

1: Insert

00: ROM/SRAM
01: Reserved
10: Reserved
11: SDRAM

Data bus width
00: 8 bits
01: 16 bits
10: Reserved
11: Don’t set

B2WW3 B2WW2

B2WW1

B2WW0

B2WR3

B2WR2 B2WR1 B2WR0

R/W

0 0 1 0 0 0 1 0

Write waits

Read waits

0001: 0

waits

0101: 2

waits

0111: 4

waits

1001: 6

waits

1011: 8

waits

1101: 10

waits

1111: 16

waits

0010: 1

waits

0110: 3

waits

1000: 5

waits

1010: 7

waits

1100: 9

waits

1110: 12

waits

0100: 20

waits

0001: 0

waits

0101: 2

waits

0111: 4

waits

1001: 6

waits

1011: 8

waits

1101: 10

waits

1111: 16

waits

0010: 1

waits

0110: 3

waits

1000: 5

waits

1010: 7

waits

1100: 9

waits

1110: 12

waits

0100: 20

waits

0011: 6 states

+

WAIT

pin input mode

0011: 6 states

+

WAIT

pin input mode

B2CSL

BLOCK2

CS/WAIT

control

register

low

0148H

(Prohibit

RMW)

Others: Reserved

Others: Reserved

B2E B2M

B2REC

B2OM1

B2OM0

B2BUS1

B2BUS0

R/W

R/W

1 0 0 0 0 0 1

B2CSH

BLOCK2

CS/WAIT

control

register

high

0149H

(Prohibit

RMW)

CS select
0: Disable
1: Enable

0: 16 MB
1: Sets

area

Dummy

cycle
0:No

insert

1: Insert

00: ROM/SRAM
01: Reserved
10: Reserved
11: SDRAM

Data bus width
00: 8 bits
01: 16 bits
10: Reserved
11: Don’t set

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