D12320VF25IV Datasheet, PDF (1148/1304 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Appendix B Internal I/O Registers
MAR1AH—Memory Address Register 1AH
(Not supported in H8S/2321)
MAR1AL—Memory Address Register 1AL
(Not supported in H8S/2321)
H'FEF0
H'FEF2
DMAC
DMAC
Bit
: 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
MAR1AH : _— — — — — — — —
Initial value : ₀ 0 0 0 0 0 0 0 * * * * * * * *
Read/Write : _— — — — — — — — R/W R/W R/W R/W R/W R/W R/W R/W
Bit
: 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MAR1AL :
Initial value : * * * * * * * * * * * * * * * *
Read/Write : R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W
* : Undefined
In short address mode: Specifies transfer source/transfer destination address
In full address mode: Specifies transfer source address
IOAR1A—I/O Address Register 1A
(Not supported in H8S/2321)
H'FEF4
DMAC
Bit
: _{15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0}
IOAR1A :
Initial value : _{* * * * * * * * * * * * * * * *}
Read/Write : _{R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W}
* : Undefined
In short address mode: Specifies transfer source/transfer destination address
In full address mode: Not used
Rev.6.00 Sep. 27, 2007 Page 1116 of 1268
REJ09B0220-0600