參數(shù)資料
型號(hào): CS96100-CM
英文描述: Consumer IC
中文描述: 消費(fèi)性IC
文件頁(yè)數(shù): 22/58頁(yè)
文件大?。?/td> 1099K
代理商: CS96100-CM
CS98100
22
4. MEMORY MAP AND REGISTERS
4.1
The CS98100 externally supports up to 32 Mbytes DRAM and 16 Mbytes ROM/NVRAM.
Table 9
lists
the memory map as viewed by the RISC processor, and identifies whether each segment is mapped or
cacheable.
Processor Memory Map
4.2
Table 10
lists the memory map as viewed by host slave port.
Host Port Memory Map
Processor byte address
Description
Cacheable
0000_0000 – 07FF_FFFF
DRAM (mapped)
Y
8000_0000 - 81FF_FFFF
DRAM (32 Mbytes)
Y
9400_0000 – 9CFF_FFFF
16 bit NVRAM write (16 Mbytes)
N
9C00_0000 – 9CFF_FFFF
16 bit NVRAM/ROM (16 Mbytes)
Y
9D00_0000 – 9DFF_FFFF
8 bit NVRAM/ROM (16 Mbytes)
Y
A000_0000 – A1FF_FFFF
DRAM (32 Mbytes)
N
B000_0000 – B003_FFFF
Internal I/O (256 Kbytes)
N
B400_0000 – BCFF_FFFF
16 bit NVRAM write (16 Mbytes)
N
BC00_0000 – BCFF_FFFF
16 bit NVRAM/ROM (16 Mbytes)
N
BD00_0000 – BDFF_FFFF
8 bit NVRAM/ROM (16 Mbytes)
N
C000_0000 – FFFF_FFFF
DRAM (mapped)
Y
Table 9. Memory Map - RISC Processor
Host byte address
Description
0000 0000 – 003F FFFF
Internal I/O Space
1000 0000 – 13FF FFFF
DRAM space (16 Mbytes)
1400 0000 – 17FF FFFF
NVRAM space (16 Mbytes)
Table 10. Host Port Memory Map
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