11. Local Bus State Controller (LBSC)
Rev.1.00 Jan. 10, 2008 Page 454 of 1658
REJ09B0261-0100
Table 11.20 Register Settings for Divided-Up DACKn Output in DMA1 Transfer Using the PCMCIA Interface
Not Divided Divided
Bus Width
[Bit] Access Size Bus Cycle Number
IWRRD, IWRRS, or
IWW in CSnBCR
IWRRD, IWRRS, or
IWW in CSnBCR
Byte 1 Undividable
Word 2 Undividable1
Longword 4 Undividable1
16 bytes 16 B'000 B'111 to B'0012
8
32 bytes 32 Undividable1
16 Byte 1 Undividable
Word 1 Undividable
Longword 2 Undividable1
16 bytes 8 B'000 B'111 to B'0012
32 bytes 16 Undividable1
Notes: "" means an arbitrary setting value. When transfer is done in a single bus cycle, DACKn
is not divided up because DACKn is output once in DMA1 transfer.
1. Multiple bus cycles are generated, however, DACKn cannot be divided.
2. Can be divided only in longword units.