1. Overview
Rev.1.00 Jan. 10, 2008 Page 6 of 1658
REJ09B0261-0100
Item Features
Local bus state
controller (LBSC)
•
A dedicated Local-bus interface
⎯
Controls the external memory space divided into seven 64-Mbyte
(max.) areas
⎯
The interface type, bus width, and wait-cycle insertion can be set for
each area.
•
SRAM interface
⎯
Wait-cycle insertion can be set by register values.
⎯
Wait-cycle insertion by the
RDY
pin
⎯
Connectable as area 0, 1, 2, 3, 4, 5, or 6
⎯
Selectable bus width: 64-/32-/16-/8-bit
•
Burst ROM interface
⎯
Wait-cycle insertion can be set by register values.
⎯
Number of units in burst transfers can be set by register values.
⎯
Connectable as area 0, 1, 2, 3, 4, 5, or 6
⎯
Selectable bus width: 64-/32-/16-/8-bit
•
MPX interface
⎯
Address/data multiplexing
⎯
Connectable as area 1 or 4
⎯
Selectable bus widths: 64-/32-bit
•
SRAM interface with byte-control
⎯
Connectable as area 1 or 4
⎯
Selectable bus width: 64-/32-/16-bit
•
PCMCIA interface (only for little-endian mode)
⎯
Wait-cycle insertion can be set by register values.
⎯
Bus-sizing function for adaptation to the I/O bus width
⎯
Connectable as area 5 or 6
⎯
Selectable bus width: 16-/8-bit
•
Supports transfer to and from E-IDE/ATAPI devices (ATA3)
⎯
Supports PIO mode 4 type and multi-word DMA mode 2 type
⎯
Connectable as area 5 or 6
•
Big or little endian is selectable
Содержание SH7781
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Страница 376: ...10 Interrupt Controller INTC Rev 1 00 Jan 10 2008 Page 346 of 1658 REJ09B0261 0100 ...
Страница 694: ...13 PCI Controller PCIC Rev 1 00 Jan 10 2008 Page 664 of 1658 REJ09B0261 0100 ...
Страница 762: ...14 Direct Memory Access Controller DMAC Rev 1 00 Jan 10 2008 Page 732 of 1658 REJ09B0261 0100 ...
Страница 788: ...15 Clock Pulse Generator CPG Rev 1 00 Jan 10 2008 Page 758 of 1658 REJ09B0261 0100 ...
Страница 828: ...17 Power Down Mode Rev 1 00 Jan 10 2008 Page 798 of 1658 REJ09B0261 0100 ...
Страница 846: ...18 Timer Unit TMU Rev 1 00 Jan 10 2008 Page 816 of 1658 REJ09B0261 0100 ...
Страница 1292: ...24 Multimedia Card Interface MMCIF Rev 1 00 Jan 10 2008 Page 1262 of 1658 REJ09B0261 0100 ...
Страница 1326: ...25 Audio Codec Interface HAC Rev 1 00 Jan 10 2008 Page 1296 of 1658 REJ09B0261 0100 ...
Страница 1482: ...28 General Purpose I O Ports GPIO Rev 1 00 Jan 10 2008 Page 1452 of 1658 REJ09B0261 0100 ...
Страница 1538: ...30 User Debugging Interface H UDI Rev 1 00 Jan 10 2008 Page 1508 of 1658 REJ09B0261 0100 ...
Страница 1688: ...Appendix Rev 1 00 Jan 10 2008 Page 1658 of 1658 REJ09B0261 0100 ...
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