D12320VF25V Datasheet, PDF (228/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 7 Data Transfer Controller
Start
Read DTC vector
Next transfer
Read register information
Data transfer
Write register information
CHNE = 1?
Yes
No
Transfer counter = 0
or DISEL = 1?
Yes
No
CHNS = 0?
Yes
No
Transfer
counter = 0? _Yes
No
DISEL = 1?
Yes
No
Clear activation flag
Clear DTCER
End
Interrupt exception
handling
Figure 7.2 Flowchart of DTC Operation
Rev.7.00 Feb. 14, 2007 page 194 of 1108
REJ09B0089-0700