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System configuration registers
306
NS9750 Hardware Reference
Register bit assignment
System Memory Chip Select 3 Dynamic Memory Base and Mask registers
Address: A090 01E8 / 01EC
These control registers set the base and mask for system memory chip select 7, with
a minimum size of 4K. The powerup default settings produce a memory range of
0x3000 0000 — 0x3FFF FFFF.
Bits Access Mnemonic Reset Description
D31:12 R/W CS2B 0x20000 Chip select 2 base
Base address for chip select 2 (dynamic).
D11:00 N/A Reserved N/A N/A
D31:12 R/W CS2M 0xF0000 Chip select 2 mask
Mask or size for chip select 2 (dynamic).
D11:00 N/A Reserved N/A N/A
Table 193: System Memory Chip Select 2 Dynamic Memory Base & Mask registers
13 12 11 10 9 8 7 6 5 4 3 2 1 015 14
31 29 28 27 26 25 24 23 22 21 20 19 18 17 1630
Chip select 2 base (CS2B)
ReservedChip select 2 base (CS2B)
13 12 11 10 9 8 7 6 5 4 3 2 1 015 14
31 29 28 27 26 25 24 23 22 21 20 19 18 17 1630
Chip select 2 mask (CS2M)
ReservedChip select 2 mask (CS2M)