HD64570 HITACHI [Hitachi Semiconductor], HD64570 Datasheet - Page 55

• Manufacturer Part Number: HD64570
• Description: Serial Communications Adaptor
• Manufacturer: HITACHI [Hitachi Semiconductor]

Figure 1.26 Logic Flow for Interrupt Requests, Status, and Enable Bits in DMAC Module
Figure 1.27 Logic Flow for Interrupt Requests, Status, and Enable Bits in Timer Module
DMA interrupt enable
register (DIR)
DMA status
register (DSR)
CMF
EOME
ECMI
EOTE
BOFE
COFE
DWE
EOM
COF
EOT
BOF
DE
—
—
—
—
—
—
TOIRQ, T1IRQ, T2IRQ, T3IRQ
DMIB (normal end interrupt)
DMIA (error end interrupt)
Rev. 0, 07/98, page 39 of 453