195
Chapter 6
DMA Functions (DMA Controller)
User’s Manual U16580EE3V1UD00
(2)
DMA transfer SFR start address registers 2, 3 (SAR2, SAR3)
The SARn register specifies the start address of the TMR register for which the DMA transfer is
started on DMA channel n (n = 2, 3).
This register can be read or written in 8-bit units.
After reset the register content is undefined.
Figure 6-2:
DMA Transfer SFR Start Address Registers 2, 3 (SAR2, SAR3)
Notes: 1.
Although the register address is meaningless, a transfer to this address is always
performed when SARn2 to SARn0 bits are equal to 010B or less.
2.
Although the register address is meaningless, a transfer to this address is always
performed when SARn2 to SARn0 bits are equal to 011B or less.
Caution:
During DMA transfer (DEn = 1) the contents of the SARn register may change.
After each DMA transfer the contents is incremented by 1 until the final value (07H)
is reached.
When the SARn register contents becomes 07H, the initial set value is reloaded.
After reset:
undefined
R/W
Address:
SAR2 FFFFF314H,
SAR3 FFFFF316H
7
6
5
4
3
2
1
0
SARn
0
0
0
0
0
SARn2
SARn1
SARn0
(n = 2, 3)
SARn2
SARn1
SARn0
DMA Transfer Start Address of TMR Reload Register
n = 2
n = 3
Register
Address
Register
Address
0
0
0
TR0CCR5
FFFFF590H
TR1CCR5
FFFFF5D0H
0
0
1
TR0CCR4
FFFFF592H
TR1CCR4
FFFFF5D2H
0
1
0
–
Note 1
FFFFF594H
–
Note 1
FFFFF5D4H
0
1
1
–
Note 2
FFFFF596H
–
Note 2
FFFFF5D6H
1
0
0
TR0CCR0
FFFFF598H
TR1CCR0
FFFFF5D8H
1
0
1
TR0CCR3
FFFFF59AH
TR1CCR3
FFFFF5DAH
1
1
0
TR0CCR2
FFFFF59CH
TR1CCR2
FFFFF5DCH
1
1
1
TR0CCR1
FFFFF59EH
TR1CCR1
FFFFF5DEH
Содержание V850E/PH2
Страница 6: ...6 Preface User s Manual U16580EE3V1UD00...
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Страница 144: ...144 Chapter 3 CPU Functions User s Manual U16580EE3V1UD00 MEMO...
Страница 192: ...192 Chapter 5 Memory Access Control Function PD70F3187 only User s Manual U16580EE3V1UD00 MEMO...
Страница 312: ...312 Chapter 9 16 Bit Timer Event Counter P User s Manual U16580EE3V1UD00 MEMO...
Страница 534: ...534 Chapter 11 16 bit Timer Event Counter T User s Manual U16580EE3V1UD00...
Страница 969: ...969 Chapter 20 Port Functions User s Manual U16580EE3V1UD00 MEMO...
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Страница 976: ...976 Chapter 22 Internal RAM Parity Check Function User s Manual U16580EE3V1UD00 MEMO...
Страница 984: ...984 Chapter 23 On Chip Debug Function OCD User s Manual U16580EE3V1UD00 MEMO...
Страница 1006: ...1006 Chapter 24 Flash Memory User s Manual U16580EE3V1UD00 MEMO...
Страница 1036: ...1036 Chapter 27 Recommended Soldering Conditions User s Manual U16580EE3V1UD00 MEMO...
Страница 1046: ...1046 Appendix A Index User s Manual U16580EE3V1UD00 MEMO...
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