3069RF-ZTAT Datasheet, PDF (887/1003 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER

DTCR0B—Data Transfer Control Register 0B
• Short address mode
Bit
7
DTE
Initial value
0
Read/Write
R/W
6
DTSZ
0
R/W
5
DTID
0
R/W
4
RPE
0
R/W
3
DTIE
0
R/W
H'FFF2F
2
DTS2
0
R/W
1
DTS1
0
R/W
0
DTS0
0
R/W
DMAC0
Data transfer select
Bit 2 Bit 1 Bit 0
DTS2 DTS1 DTS0
Data Transfer Activation Source
0
0 ^{Compare match/input capture A interrupt}
from 16-bit timer channel 0
1 ^{Compare match/input capture A interrupt}
0
from 16-bit timer channel 1
1
0 ^{Compare match/input capture A interrupt}
from 16-bit timer channel 2
1 A/D converter conversion end interrupt
0 SCI0 transmit-data-empty interrupt
1
0
1 SCI0 receive-data-full interrupt
0 Falling edge of ,4-3 input
1 _{1 Low level of ,4-3 input}
Data transfer interrupt enable
0 ^{Interrupt requested by}
DTE bit is disabled
Interrupt requested by
1 _{DTE bit is enabled}
Repeat enable
RPE DTIE
Description
0
0
I/O mode
1
0 Repeat mode
1
1 Idle mode
Data transfer increment/decrement
Incremented: If DTSZ = 0, MAR is incremented by 1 after each transfer
0
If DTSZ = 1, MAR is incremented by 2 after each transfer
Decremented: If DTSZ = 0, MAR is decremented by 1 after each transfer
1
If DTSZ = 1, MAR is decremented by 2 after each transfer
Data transfer size
0 Byte-size transfer
1 Word-size transfer
Data transfer enable
0 Data transfer is disabled
1 Data transfer is enabled
Rev. 5.0, 09/04, page 865 of 978