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SCD1284 Datasheet(PDF) 24 Page - Intel Corporation

Part # SCD1284
Description  IEEE 1284-Compatible Parallel Interface Controller with Two High-Speed Asynchronous Serial Ports
PDF  176 Pages
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Manufacturer  INTEL [Intel Corporation]
Direct Link  http://www.intel.com
Logo INTEL - Intel Corporation

SCD1284 Datasheet(HTML) 24 Page - Intel Corporation

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CD1284 — IEEE 1284-Compatible Parallel Interface Controller
24
Datasheet
4.0
Register Summary
4.1
Register Summary Tables
Table 2.
Global Registers
Name
Hex
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Page
CAR
68
Poll
Poll
Poll
Poll
Poll
0
C1
C0
108
GFRCR
4F
Firmware Revision Code
108
GPDIR
71
Dir 7
Dir 6
Dir 5
Dir 4
Dir 3
Dir 2
Dir 1
Dir 0
109
GPIO
70
Data 7
Data 6
Data 5
Data 4
Data 3
Data 2
Data 1
Data 0
109
MICR
45
X
X
X
X
C1
C0
X
X
109
MIR
69
MdIreq
Mdbusy
Mdunfair
0
1
0
ch[1]
ch[0]
110
PIR
61
PPIreq
PPort
Pipeline
0
0
0
0
0
111
PPR
7E
8-Bit Binary Value
111
RICR
44
X
X
X
X
C1
C0
X
X
112
RIR
6B
RxIreq
Rxbusy
Rxunfair
1
1
0
ch[1]
ch[0]
112
SVRR
67
DMAREQ
ExtM
ExtT
ExtR
SRP
SRM
SRT
SRR
112
TICR
45
X
X
X
X
C1
C0
X
X
113
TIR
6A
TxIreq
Txbusy
Txunfair
1
0
0
ch[1]
ch[0]
113
Table 3.
Virtual Registers — Serial
Name
Hex
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Page
MISR
4C
DSRch
CTSch
RIch
CDch
0
0
0
0
114
MIVR
41
XXX
X
X
IT2
IT1
IT0
114
PIVR
40
X
X
X
X
X
IT2
IT1
IT0
115
RDSR
(data)
62
Received Character
115
RDSR
(status
)
62
Timeout
SC Det2
SC Det1
SC Det0
Break
PE
FE
OE
115
RIVR
43
XXX
X
X
IT2
IT1
IT0
116
TDR
63
Transmit Character
117
TIVR
42
XXX
X
X
IT2
IT1
IT0
117
Table 4.
Virtual Registers — Serial and Parallel
Name
Hex
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Page
EOSRR
60
XXX
XX
X
X
X
118



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