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Section 12 Bus State Controller (BSC)
Rev. 4.00 Sep. 14, 2005 Page 343 of 982
REJ09B0023-0400
Table 12.9 Relationship between BSZ1, 0, A2/3ROW1, 0, and Address Multiplex Output
(2)-2
Setting
BSZ
1, 0
A2/3
ROW
1, 0
A2/3
COL
1, 0
11 (32 bits)
00 (11 bits)
00 (8 bits)
Output Pin of
This LSI
Row Address
Output Cycle
Column Address
Output Cycle
SDRAM Pin
Function
A17 A27 A17
A16 A26 A16
Unused
A15 A25
*
2
A25
*
2
*
3
A13
(BA1)
A14 A24
*
2
A24
*
2
A12
(BA0)
Specifies bank
A13 A23 A13
A11
Address
A12 A22 L/H
*
1
A10/AP Specifies
address/precharge
A11 A21 A11
A9
A10 A20
*
2
A10
A8
A9 A19 A9
A7
A8 A18 A8
A6
A7 A17 A7
A5
A6 A16 A6
A4
A5 A15 A5
A3
A4 A14 A4
A2
A3 A13 A3
A1
A2 A12 A2
A0
Address
A1 A11 A1
A0 A10 A0
Unused
Example of connected memory
512-Mbit product (4 Mwords
×
32 bits
×
4 banks, column 10 bits product): 1
256-Mbit product (4 Mwords
×
16 bits
×
4 banks, column 10 bits product): 2
Notes: 1. L/H is a bit used in the command specification; it is fixed at L or H according to the
access mode.
2.
Bank
address
specification
3.
Only
the
RASL
pin is asserted because the A25 pin specified the bank address.
RASU
is not asserted.
Содержание HD6417641
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Страница 11: ...Rev 4 00 Sep 14 2005 Page xi of l USB Universal serial bus WDT Watch dog timer...
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Страница 204: ...Section 4 Clock Pulse Generator CPG Rev 4 00 Sep 14 2005 Page 154 of 982 REJ09B0023 0400...
Страница 212: ...Section 5 Watchdog Timer WDT Rev 4 00 Sep 14 2005 Page 162 of 982 REJ09B0023 0400...
Страница 228: ...Section 6 Power Down Modes Rev 4 00 Sep 14 2005 Page 178 of 982 REJ09B0023 0400...
Страница 246: ...Section 8 X Y Memory Rev 4 00 Sep 14 2005 Page 196 of 982 REJ09B0023 0400...
Страница 318: ...Section 11 User Break Controller UBC Rev 4 00 Sep 14 2005 Page 268 of 982 REJ09B0023 0400...
Страница 454: ...Section 12 Bus State Controller BSC Rev 4 00 Sep 14 2005 Page 404 of 982 REJ09B0023 0400...
Страница 500: ...Section 13 Direct Memory Access Controller DMAC Rev 4 00 Sep 14 2005 Page 450 of 982 REJ09B0023 0400...
Страница 504: ...Section 14 U Memory Rev 4 00 Sep 14 2005 Page 454 of 982 REJ09B0023 0400...
Страница 566: ...Section 17 Compare Match Timer CMT Rev 4 00 Sep 14 2005 Page 516 of 982 REJ09B0023 0400...
Страница 734: ...Section 18 Multi Function Timer Pulse Unit MTU Rev 4 00 Sep 14 2005 Page 684 of 982 REJ09B0023 0400...
Страница 868: ...Section 21 A D Converter Rev 4 00 Sep 14 2005 Page 818 of 982 REJ09B0023 0400...
Страница 914: ...Section 23 I O Ports Rev 4 00 Sep 14 2005 Page 864 of 982 REJ09B0023 0400...
Страница 956: ...Section 24 List of Registers Rev 4 00 Sep 14 2005 Page 906 of 982 REJ09B0023 0400...
Страница 1016: ...Section 25 Electrical Characteristics Rev 4 00 Sep 14 2005 Page 966 of 982 REJ09B0023 0400...
Страница 1024: ...Appendix Rev 4 00 Sep 14 2005 Page 974 of 982 REJ09B0023 0400...
Страница 1032: ...Rev 4 00 Sep 14 2005 Page 982 of 982 REJ09B0023 0400 X X Y data addressing 52 X Y memory 193...
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Страница 1036: ...SH7641 Hardware Manual...