SH7205 Datasheet, PDF (430/1904 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7200 Series

Section 11 Direct Memory Access Controller (DMAC)
Table 11.8 Relationship between DMA Request Sources and Input Sense Modes
STRG Bit Settings
DMA Request
Source
00: Rising 01: High
10: Falling 11: Low
DCTG Bit
Edge Sense Level Sense Edge Sense Level Sense Settings
Software trigger
Ο
×
×
×
000000
DREQ0 pin
Ο
Ο
Ο
Ο
000001
DREQ1 pin
Ο
Ο
Ο
Ο
000010
DREQ2 pin
Ο
Ο
Ο
Ο
000011
DREQ3 pin
Ο
Ο
Ο
Ο
000100
Other DMA request ×
×
×
Ο
Other than
sources
the above
[Legend]
Ο: Can be set
×: Setting prohibited
Note: The input sense modes of other DMA request sources may be changed in the future
because they are for the preliminary version.
Rev. 1.00 Mar. 25, 2008 Page 398 of 1868
REJ09B0372-0100