Major Chips Description
2-13
Table 2-2
PCI1250 Terminal Functions
Name
No.
I/O Type
Function
CRSST
W01
C13
I/O
CardBus PC Card Reset. This signal is used to
bring CardBus PC Card specific registers,
sequencers, and signals to a known state. When
CRST is asserted, all CardBus PC Card signals
must be 3-statedt and the PCI1250A will drive
these signals to a valid logic level. Assertion may
be asynchronous to the CCLK. But deassertion
must be synchronous to the CCLK.
CCLKRUN
U07
B09
O
CardBus PC Card Clock Run. This signal is used
by a CardBus PC Card to request an increase in
the CCLK frequency. and the PCI 1 250A to
indicate that the CCLK frequency will be decreased.
CardBus PC Card Address and Data Terminals (Slot A and Slot B)
CAD31
CAD30
CAD29
CAD28
CAD27
CAD26
CAD25
CAD24
CAD23
CAD22
C AD21
CAD20
CAD19
CAD18
CAD17
CAD16
CAD15
CAD14
CAD13
CAD12
CAD11
CAD10
CAD9
CAD8
CAD7
CAD6
CAD5
CAD4
CAD3
CAD2
CAD1
CAD0
W08
Y07
W07
V07
Y06
U05
V04
W04
W03
W02
V03
V02
T04
V01
U02
M04
M02
M03
L04
M01
L03
L02
L01
K03
J01
J04
J03
H02
H01
G01
H03
G02
B07
C08
B08
A08
D09
C11
B11
A12
C12
A13
B13
A14
C14
A15
B15
C18
C19
B20
E17
D18
C20
D19
E18
E19
G17
G18
F19
G19
F20
H18
G20
H19
I/O
PC Card Address and Data bus. These signals
make up the multiplexed CardBus address and data
bus on the CardBus interface. During the address
phase of a CardBus cycle, CAD31:0 contain a 32-
bit address. During the data phase of a CardBus
cycle, CAD31:0 contain data. CAD31 is the most
significant bit
Содержание 390 Series
Страница 14: ...1 2 Service Guide 1 2 System Board Layout 1 2 1 Mainboard Figure 1 1 PCB No 96183 1A Mainboard Layout Top ...
Страница 15: ...System Introduction 1 3 Figure 1 2 PCB No 96183 1A Mainboard Layout Bottom ...
Страница 96: ...2 50 Service Guide 2 3 3 Pin Configuration Figure 2 4 FDC37C67 TQFP Pin Diagram ...
Страница 97: ...Major Chips Description 2 51 Figure 2 5 FDC37C67 QFP Pin Diagram ...
Страница 102: ...2 56 Service Guide 2 3 6 Block Diagram Figure 2 6 FDC37C67 Block Diagram ...
Страница 111: ...Major Chips Description 2 65 2 4 4 3 Bottom View BGA Ball Assignments Figure 2 8 65555 BGA Ball Assignments Bottom View ...
Страница 126: ...2 80 Service Guide 2 5 4 1 Functional Block Diagram Figure 2 10 M38813 Block Diagram ...
Страница 128: ...2 82 Service Guide 2 6 2 Pin Diagram Figure 2 11 YMF715 Block Diagram ...
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