HD64570 HITACHI [Hitachi Semiconductor], HD64570 Datasheet - Page 467

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

Register
DMAC (Channel 3)
Frame End Interrupt
Counter Channel 3: FCT
Channel 3
DMA Interrupt Enable
Register Channel 3: DIR
Channel 3
CPU
Mode
0, 1
F3H
F4H
Address
CPU
Mode
2, 3
F2H
F5H
Remarks
Single-block
transfer mode
Chained-block
transfer mode
Read/Write
Initial value
Single-block
transfer mode
Chained-block
transfer mode
Read/Write
Initial value
Transfer end interrupt
enable
0:
1:
Disable
Enable
Frame transfer end interrupt
enable
•
0:
1:
Chained-block transfer mode
Disable
Enable
EOTE
R/W
—
7
—
0
7
0
EOME BOFE COFE
R/W
—
—
—
6
0
6
0
R/W
—
—
—
5
0
5
0
Rev. 0, 07/98, page 451 of 453
Counter overflow
interrupt enable
•
0:
1:
—
R/W
—
—
4
0
Frame end interrupt counter (FCT) value
4
0
Chained-block transfer mode
Disable
Enable
FCT3
—
R
3
0
—
—
Buffer overflow/underflow
interrupt enable
•
0:
1:
3
0
Chained-block transfer mode
Disable
Enable
FCT2
—
R
2
0
—
—
2
0
FCT1
—
R
1
0
—
—
1
0
FCT0
—
R
0
0
—
—
0
0