SH7050 Datasheet, PDF (824/841 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH RISC engine Family/

Appendix A On-Chip Supporting Module Registers
DMA Transfer Count Registers 0 to 3
(DMATCR0 to DMATCR3)
H'FFFF86C8 (Channel 0) 32
H'FFFF86D8 (Channel 1) 32
H'FFFF86E8 (Channel 2) 32
H'FFFF86F8 (Channel 3) 32
DMAC
Bit: 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Bit name: — — — — — — — —
Initial value: 0 0 0 0 0 0 0 0 — — — — — — — —
R/W: R R R R R R R R 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
Bit name:
Initial value: — — — — — — — — — — — — — — — —
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 R/W
Bit
23 –0
Bit Name
(DMA transfer count specification)
Description
Specifies the number of DMA transfers (number of
bytes, words, or longwords)
During DMAC operation, indicates the remaining
number of transfers
Rev. 5.00 Jan 06, 2006 page 804 of 818
REJ09B0273-0500