HD6433044 Hitachi Semiconductor, HD6433044 Datasheet - Page 218

• Manufacturer Part Number: HD6433044
• Description: (HD64 Series) Hitachi Single-Chip Microcomputer
• Manufacturer: Hitachi Semiconductor

Bits 2 to 0—Data Transfer Select 2B to 0B (DTS2B, DTS1B, DTS0B): These bits select the
data transfer activation source. The selectable activation sources differ between normal mode and
block transfer mode.
Normal mode
Bit 2
DTS2B
0
1
Block transfer mode
Bit 2
DTS2B DTS1B DTS0B Description
0
1
The same internal interrupt can be selected to activate two or more channels. The channels are
activated in a priority order, highest priority first. For the priority order, see section 8.4.9, DMAC
Multiple-Channel Operation.
Bit 1
0
1
0
1
Bit 1
DTS1B
0
1
0
1
Bit 0
0
1
0
1
0
1
0
1
Bit 0
DTS0B
0
1
0
1
0
1
0
1
Compare match/input capture A interrupt from ITU channel 0 (Initial value)
Compare match/input capture A interrupt from ITU channel 1
Compare match/input capture A interrupt from ITU channel 2
Compare match/input capture A interrupt from ITU channel 3
Cannot be used
Cannot be used
Falling edge of DREQ
Cannot be used
Description
Auto-request (burst mode)
Cannot be used
Auto-request (cycle-steal mode)
Cannot be used
Cannot be used
Cannot be used
Falling edge of DREQ
Low level input at DREQ
204
(Initial value)