
137
•
Bits 11–10—DTC Mode 1, 0 (MD1, MD0): These bits designate the DTC transfer mode.
Bit 11 (MD1)
Bit 10 (MD0)
Description
0
0
Normal mode
0
1
Repeat mode
1
0
Block transfer mode
1
1
Reserved (setting prohibited)
•
Bits 9–8—DTC Data Transfer Size 1, 0 (SZ1, SZ0): These bits designate the data size for data
transfers.
Bit 9 (SZ1)
Bit 8 (SZ0)
Description
0
0
Byte (8 bits)
0
1
Word (16 bits)
1
0
Longword (32 bits)
1
1
Reserved (setting prohibited)
•
Bit 7—DTC Transfer Mode Select (DTS): When in repeat mode or block transfer mode, this
bit designates whether the source side or destination side will be the repeat area or block area.
Bit 7 (DTS)
Description
0
Destination side is the repeat area or block area
1
Source side is the repeat area or block area
•
Bit 6—DTC Chain Enable (CHNE): This bit designates whether to perform continuous DTC
data transfers with the same activating source. Continued transfer information is read after the
16th byte from the start address of the previous transfer information.
Bit 6 (CHNE)
Description
0
DTC data transfer end (activation wait state ensues)
1
DTC data transfer continue (read continue register information, execute
transfer)
Summary of Contents for SH7041 Series
Page 2: ......
Page 6: ......
Page 38: ...xvi ...
Page 44: ...6 ...
Page 46: ...8 ...
Page 48: ...10 ...
Page 82: ...44 ...
Page 114: ...76 ...
Page 118: ...80 ...
Page 124: ...86 ...
Page 170: ...132 ...
Page 250: ...212 ...
Page 492: ...454 ...
Page 506: ...468 ...
Page 604: ...566 ...
Page 684: ...646 ...
Page 706: ...668 ...
Page 778: ...740 ...
Page 780: ...742 ...
Page 818: ...780 ...
Page 850: ...812 ...
Page 923: ...SH7040 SH7041 SH7042 SH7043 SH7044 SH7045 Group Hardware Manual REJ09B0044 0600O ...