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SCD1284 датащи(PDF) 45 Page - Intel Corporation

номер детали SCD1284
подробное описание детали  IEEE 1284-Compatible Parallel Interface Controller with Two High-Speed Asynchronous Serial Ports
PDF  176 Pages
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производитель  INTEL [Intel Corporation]
домашняя страница  http://www.intel.com
Logo INTEL - Intel Corporation

SCD1284 датащи(HTML) 45 Page - Intel Corporation

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IEEE 1284-Compatible Parallel Interface Controller — CD1284
Datasheet
45
Figure 7. Interrupt Generation Logic
FAILED NEG
(INVALID
EXTCODE)
[COMPATIBLE
MODE]
NSR=0x41
TERMINATION
[COMPATIBLE
MODE]
NSR=0x82
NEG-OK
NSR=0x86[EPP
MODE]{40}
NSR=0x88[RN MODE]
{00} NSR=0x8A[RB
MODE]{01}
NSR=0x8C[ECP w/o
RLE]{10}
NSR=0x8E[ECP w/
RLE]{30}
NEG-OK
NSR=0x89[RN ID REQUEST]{04}
NSR=0x8B[RB ID REQUEST]{05}
NSR=0x8D[ECP w/o RLE ID
REQUEST]{14}
NSR=0x8F[ECP w/ RLE ID
REQUEST]{34}
IDREQ
PCISR[1]
NEGCH
PCISR[5]
IDREQ
PCIER[1]
FAILED NEG
MODE NOT
ENABLED
[COMPATIBLE
MODE]
NSR=0x46 (EPP)
NSR=0x48 (RN)
NSR=0x49 (RN-ID)
NSR=0x4A (RB)
NSR=0x4B (RB-ID)
NSR=0x4C (ECP)
NSR=0x4D (ECP-ID)
NSR=0x4E (ECP-RLE)
NSR=0x4F (ECP-RLE-ID)
HOST-TIMEOUT
HOST HAS NOT RESPONDED
FOR OVER 1 SEC.)
[COMPATIBLE MODE]
NSR=0x22
INVALID/ImedTerm
HOST HAS VIOLATED
HANDSHAKING SEQUENCE
[COMPATIBLE MODE]
NSR=0x16 (EPP)
NSR=0x18 (RN)
NSR=0x19 (RN-ID)
NSR=0x1A (RB)
NSR=0x1B (RB-ID)
NSR=0x1C (ECP)
NSR=0x1D (ECP-ID)
NSR=0x1E (ECP-RLE)
NSR=0x1F (ECP-RLE-ID)
An immediate termination from the Host will
generate this interrupt
ID requests will fail if either the negotiation type or RID is
disabled in NER. Other negotiations will also fail if the
negotiation type is disabled.
KEY:[]=Currentmode
{ } = Interface extensibility request value (see IEEE1284
Spec. for more details)
(register name[x]) : x = bit #, that is PCIER[1] = PCIER, bit 1
NEGCH
PCIER[5]



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