SH7619_09 Datasheet, PDF(148/860 Page) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7619 Series

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SH7619_09 Datasheet, PDF (148/860 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7619 Series

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Section 7 Bus State Controller (BSC)

â¢ Byte-selection SRAM interface

ï£§ Can connect directly to byte-selection SRAM

â¢ PCMCIA direct interface

ï£§ Supports IC memory cards and I/O card interfaces defined in the JEIDA specifications Ver

4.2 (PCMCIA2.1 Rev 2.1)

ï£§ Controls the insertion of wait cycles by software

ï£§ Supports the bus sizing function of the I/O bus width (only in little endian mode)

â¢ Refresh function

ï£§ Supports the auto-refreshing and self-refreshing functions

ï£§ Specifies the refresh interval by setting the refresh counter and clock selection

ï£§ Can execute consecutive refresh cycles by specifying the refresh counts (1, 2, 4, 6, or 8)

Rev. 6.00 Jul. 15, 2009 Page 108 of 816

REJ09B0237-0600

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