r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 431

• Manufacturer Part Number: r4f2456
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Note:
Bit
3
2
1
0
Bit Name
DTSIZE
BGUP
—
—
*
Only 0 can be written, to clear the flag.
Initial Value
0
0
0
0
R/W
R/W
R/W
R/W
R/W
Description
Data Transmit Size
Specifies the size of data to be transferred.
0: Byte-size
1: Word-size
Bus Give-Up
When this bit is set to 1, the bus can be transferred
to an internal bus master in burst mode or block
transfer mode. This setting is ignored in normal
mode and cycle steal mode.
0: Bus is not released
1: Bus is transferred if requested by an internal bus
Reserved
These bits are always read as 0. The initial values
should not be modified.
master
Rev. 1.00 Sep. 19, 2008 Page 401 of 1342
Section 8 EXDMA Controller (EXDMAC)
REJ09B0467-0100