h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 194

• Manufacturer Part Number: h8s-2172
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
• Manufacturer: Renesas Electronics Corporation.

Rev. 2.00, 03/04, page 162 of 534
Bit
9
8
7
Bit Name
MDS1
MDS0
DIE
Initial
Value
0
0
0
R/W
R/W
R/W
R/W
Description
Mode Select 1 and 0
These bits specify the activation source, bus mode,
and transfer mode.
Note: The transfer from the on-chip USB can be the
DMA Interrupt Enable
Enables or disables interrupt requests. When this bit
is set to 1, an interrupt request is generated when
the IRF bit in DMMDR is set to 1. The interrupt
request is cleared by clearing this bit or the IRF bit
in DMMDR to 0.
0: Interrupt request is not generated
1: Interrupt request is generated
00 Auto request
01 Auto request
10 External request,
11 External request,
requested by setting USTCR. See section
7.3.6, USB Transfer Control Register
(USTCR).
Activation Source Bus Mode
on-chip USB
on-chip USB
Cycle steal
mode
Burst mode
Cycle steal
mode
Cycle steal
mode
Transfer Mode
Normal transfer
mode
Normal transfer
mode
Normal transfer
mode
Block transfer
mode