SH7730 Datasheet, PDF (345/1188 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7780 Series

Section 11 Bus State Controller (BSC)
Initial
Bit
Bit Name Value R/W Description
15 to 12 TYPE[3:0] 0000 R/W Memory Type
Specify the type of memory connected to a space.
0000: Normal space
0001: Burst ROM (clock asynchronous)
0010: Setting prohibited
0011: Byte-selection SRAM
0100: SDRAM
0101: PCMCIA
0110: Setting prohibited
0111: Setting prohibited
1000: Setting prohibited
1001: Setting prohibited
1010: Setting prohibited
1011: Setting prohibited
1100: Setting prohibited
1101: Setting prohibited
1110: Setting prohibited
1111: Setting prohibited
Note: Memory type for area 0 immediately after reset is
normal space. Either normal space or burst ROM
(asynchronous) can be selected by these bits.
For details on memory type in each area, see tables
11.2 to 11.4.
11

0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
Rev. 1.00 Sep. 19, 2007 Page 297 of 1136
REJ09B0359-0100