Z86M1720ASC 데이터 시트보기 (PDF) - Zilog
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Z86M1720ASC Datasheet PDF : 138 Pages
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Z86017/Z16017 PCMCIA Interface Solution
Product Specification
43
Table 16. PCMCIA DASP Pin Functions
Register2
Bit 3
EN_DASP
0
0
1
1
1
1
0
0
PCMCIA
Register2 Register2
Register2
DASP
Bit 2
Bit 7
Bit 6
ATA_DASP OUT
DASP_SET EN_DASP_EXT EN_DASP_INT Pin I/O
I/O
X
X
1
0
1
0
X
X
Float - Z
1
X
Float- Z
1
X
1 (Output)
0
0
1
X
0 (Output)
0
1
0
0 (Input) 0 (Output)
0
1
0
1 (Input) Float- Z
0
0
1
0 (Output) 0 (Input)
0
0
1
Float - Z 1 (Input)
Register7
PCMCIA
DASP
Input
Comment
DASP-OUT Input mode
DASP-OUT Input mode
1
Output 1
(totem)
0
Output 0
(totem)
0
Output
generated
from ATA-
DASP.
DASP-OUT Output
floated
when ATA-
DASP is set
to 1.
0
ATA_DASP
is sourced
from
PCMCIA
side.
1
Programming Internal Registers
PS012002-1201
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