HD6432621 Hitachi, HD6432621 Datasheet - Page 935

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

DTVECR—DTC Vector Register
Notes: *1
Bit
Initial value
Read/Write
*2
Only 1 can be written to the SWDTE bit.
Bits DTVEC6 to DTVEC0 can be written to when SWDTE = 0.
:
:
:
DTC software activation enable
SWDTE
0 DTC software activation is disabled
1
R/(W)
7
0
[Clearing conditions]
• When the DISEL bit is 0 and the specified number of transfers have not
• When 0 is written after a software-activated data transfer interrupt
DTC software activation is enabled
[Maintenance conditions]
• When data transfer ends while the DISEL bit is 1
• When the specified number of transfers are completed
• During data transfer activated by software
been completed
(SWDTEND) request has been sent to the CPU
*1
DTVEC6
R/(W)
6
0
*2
DTVEC5
Sets vector number for DTC software activation
R/(W)
5
0
*2
DTVEC4
R/(W)
4
0
*2
H'FE1F
DTVEC3
R/(W)
3
0
*2
DTVEC2
R/(W)
2
0
*2
DTVEC1
R/(W)
1
0
*2
DTVEC0
R/(W)
0
0
DTC
*2
891