HD6412350 Hitachi, HD6412350 Datasheet - Page 270

• Manufacturer Part Number: HD6412350
• Description: (HD6412350 / HD6432351) 16-BIT MICROCONTROLLER
• Manufacturer: Hitachi

Transfer requests (activation sources) consist of A/D converter conversion end interrupts, external
requests, SCI transmission complete and reception complete interrupts, and TPU channel 0 to 5
compare match/input capture A interrupts.
250
Figure 7-15 Operation Flow in Block Transfer Mode
MARB=MARB–DAIDE·(–1)
MARA=MARA–SAIDE·(–1)
MARB=MARB+DAIDE·(–1)
MARA=MARA+SAIDE·(–1)
Write to address specified by MARB
No
Read address specified by MARA
ETCRAL=ETCRAL–1
ETCRAL=ETCRAH
ETCRB=ETCRB–1
(DTE = DTME = 1)
Transfer request?
Clear DTE bit to 0
ETCRB=H'0000
ETCRAL=H'00
to end transfer
Release bus
Acquire bus
BLKDIR=0
Start
Yes
Yes
Yes
Yes
DAID
SAID
·2
·2
DAID
SAID
DTSZ
DTSZ
·2
·2
·ETCRAH
·ETCRAH
DTSZ
DTSZ
No
No
No