Hitachi H8S/2678 Series Reference Manual page 480

EDTCR0—EXDMA Transfer Count Register 0
Bit 31
—
0
Initial value
—
Read/Write
Bit 15
Initial value *
R/W
Read/Write
*: Undefined
30 29 28 27
— — — —
0 0 0 0
— — — —
14 13 12 11
* * * *
R/W R/W R/W R/W
Normal transfer mode: 24-bit transfer counter
Block transfer mode:
H'FDC8
26 25 24 23
— — —
0 0 0
*
— — — R/W
10 9 8 7
* * * *
R/W R/W R/W R/W
Block size (bits 23 to 16)
16-bit transfer counter (bits 15 to 0)
22 21 20 19
* * * *
R/W R/W R/W R/W
6 5 4 3
* * * *
R/W R/W R/W R/W
EXDMAC
18 17 16
* * *
R/W R/W R/W
2 1 0
* * *
R/W R/W R/W
463