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HD6432351 Datasheet(PDF) 252 Page - Renesas Technology Corp

Part # HD6432351
Description  16-Bit Single-Chip Microcomputer
PDF  1025 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD6432351 Datasheet(HTML) 252 Page - Renesas Technology Corp

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Section 7 DMA Controller (DMAC)
Rev. 3.00 Sep 15, 2006 page 218 of 988
REJ09B0330-0300
7.3.4
DMA Control Register (DMACR)
DMACR is a 16-bit readable/writable register that controls the operation of each DMAC channel.
In full address mode, DMACRA and DMACRB have different functions.
DMACR is initialized to H'0000 by a reset, and in standby mode.
DMACRA:
15
DTSZ
0
R/W
14
SAID
0
R/W
13
SAIDE
0
R/W
12
BLKDIR
0
R/W
11
BLKE
0
R/W
8
—
0
R/W
10
—
0
R/W
9
—
0
R/W
Bit
DMACRA
Initial value
R/W
:
:
:
:
DMACRB:
7
—
0
R/W
6
DAID
0
R/W
5
DAIDE
0
R/W
4
—
0
R/W
3
DTF3
0
R/W
0
DTF0
0
R/W
2
DTF2
0
R/W
1
DTF1
0
R/W
Bit
DMACRB
Initial value
R/W
:
:
:
:
Bit 15—Data Transfer Size (DTSZ): Selects the size of data to be transferred at one time.
Bit 15
DTSZ
Description
0
Byte-size transfer
(Initial value)
1
Word-size transfer
Bit 14—Source Address Increment/Decrement (SAID)



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