RB5C396 Ricoh Corporation, RB5C396 Datasheet - Page 42
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RB5C396
Manufacturer Part Number
RB5C396
Description
PC Card Controller Compliant With Pcmcia 2.1/jeida 4.2
Manufacturer
Ricoh Corporation
Datasheet
1.RB5C396.pdf
(93 pages)
- Current page: 42 of 93
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38
3. Memory Mapping
3.1 System Memory Address n Mapping Start Low Byte Register Index
Index :
Default value : 0000 0000b
bit7 : address 19
bit6 : address 18
bit5 : address 17
bit4 : address 16
bit3 : address 15
bit2 : address 14
bit1 : address 13
bit0 : address 12
3.2 System Memory Address n Mapping Start High Byte Register Index
Index :
Default value : 0000 0000b
bit7 : Data Size Bit. “0” indicates 8bit mode and “1” indicates 16bit mode.
bit6 : Zero Wait State. If this bit is set to “1”, an 8bit system memory access occur with zero additional wait states
bit5 : Scratch bit (Unused but intended for reading and writing.)
bit4 : Scratch bit (Unused but intended for reading and writing.)
bit3 : address 23
bit2 : address 22
bit1 : address 21
bit0 : address 20
RF5C296/RF5C396L/RB5C396/RF5C396
Memory Window 0
Memory Window 0
and ZEROWS# signal will be active. The WAIT# signal will override this bit.
10h
11h
Memory Window 1
Memory Window 1
18h
19h
Read & Write
Read & Write
Memory Window 2
Memory Window 2
20h
21h
Memory Window 3
Memory Window 3
28h
29h
Memory Window 4
Memory Window 4
31h
30h
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