Normal Mode; Table 8.3 Chain Transfer Conditions; Table 8.4 Register Function In Normal Mode - Renesas H8S/2368 Series Hardware Manual

Table 8.3 Chain Transfer Conditions
1st Transfer
CHNE CHNS DISEL
0 — 0
0 — 0
0 — 1
1 0 —
1 1 0
1 1 —
1 1 1
8.5.1

Normal Mode

In normal mode, one operation transfers one byte or one word of data. Table 8.4 lists the register
function in normal mode. From 1 to 65,536 transfers can be specified. Once the specified number
of transfers has ended, a CPU interrupt can be requested.
Table 8.4 Register Function in Normal Mode
Name
DTC source address register
DTC destination address register
DTC transfer count register A
DTC transfer count register B
Rev. 2.00, 05/03, page 286 of 820
CR CHNE CHNS
Not 0 — —
0 — —
— — —
— 0 —
0 —
0 —
Not 0 — —
0 0 —
0 —
0 —
Not 0 — —
Abbreviation
SAR
DAR
CRA
CRB
2nd Transfer
DISEL CR
— —
— —
— —
0 Not 0
0 0
1 —
— —
0 Not 0
0 0
1 —
— —
Function
Designates source address
Designates destination address
Designates transfer count
Not used
DTC Transfer
Ends at 1st transfer
Ends at 1st transfer
Interrupt request to CPU
Ends at 2nd transfer
Ends at 2nd transfer
Interrupt request to CPU
Ends at 1st transfer
Ends at 2nd transfer
Ends at 2nd transfer
Interrupt request to CPU
Ends at 1st transfer
Interrupt request to CPU