SCD1284 INTEL [Intel Corporation], SCD1284 Datasheet - Page 89

• Manufacturer Part Number: SCD1284
• Description: IEEE 1284-Compatible Parallel Interface Controller with Two High-Speed Asynchronous Serial Ports
• Manufacturer: INTEL [Intel Corporation]

Datasheet
Figure 17. National Semiconductor 32000 Interface
INTERRUPT
SYSTEM
INPUTS
32000
CONTROL
DMA
IODEC*
D[15:0]
A[31:0]
CONF*
IOINH*
DDIN*
BCLK
BMT*
RDY*
BW0
BW1
IEEE 1284-Compatible Parallel Interface Controller — CD1284
TRANSCEIVER
DECODE AND
BUS CYCLE
CONTROL
ADDRESS
LATCH
DATA
DB[15:0]
SVCREQR*
SVCREQT*
SVCREQM*
SVCREQP*
A[6:0]
CS*
SVCACKR*
SVCACKT*
SVCACKM*
SVCACKP*
DS*
DTACK*
R/W*
DMAREQ*
DMAACK*
CD1284
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