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Chapter 3
Pin #
Signal
47 (B17)
AD23
48 (B18)
GND
49 (B19)
C/BE3*
50 (B20)
AD26
51 (B21)
+5V
52 (B22)
AD30
53 (B23)
GND
54 (B24)
REQ2*
55 (B25)
VI/O
56 (B26)
CLK0
57 (B27)
+5V
58 (B28)
INTD*
59 (B29)
INTA*
60 (B30)
NC
61 (C1)
+5
62 (C2)
AD01
63 (C3)
AD04
64 (C4)
GND
65 (C5)
AD08
66 (C6)
AD10
67 (C7)
GND
68 (C8)
AD15
69 (C9)
SB0*
70 (C10)
+3.3V
71 (C11)
LOCK*
72 (C12)
GND
73 (C13)
IRDY*
74 (C14)
+3.3V
75 (C15)
AD17
LittleBoard 700
Input/
Description
Output
T/S
PCI Address and Data Bus Line 23 – Refer to Pin 3 for more
information.
Digital Ground
T/S
PCI Bus Command/Byte Enable 3 – Refer to Pin 4 for more
information.
T/S
PCI Address and Data Bus Line 26 – Refer to Pin 3 for more
information.
+5 volts ±5% power supply
T/S
PCI Address and Data Bus Line 30 – Refer to Pin 3 for more
information.
Digital Ground
T/S
Bus Request – This signal indicates this device desires use of the
bus to the arbitrator.
+5 volts ±5% power supply
In
PCI clock 0– Refer to Pin 27 for more information
+5 volts ±5% power supply
O/D
Interrupt D – This signal is used to request interrupts only for
multi-function devices.
O/D
Interrupt A – This signal is used to request an interrupt.
Not connected - Reserved
+5 volts ±5% power supply
T/S
PCI Address and Data Bus Line 1 – Refer to Pin 3 for more
information.
T/S
PCI Address and Data Bus Lines 4 – Refer to Pin 3 for more
information.
Digital Ground
T/S
PCI Address and Data Bus Line 8 – Refer to Pin 3 for more
information.
T/S
PCI Address and Data Bus Line 10 – Refer to Pin 3 for more
information.
Digital Ground
T/S
PCI Address and Data Bus Line 15 – Refer to Pin 3 for more
information.
NC
Snoop Backoff – Not connected
+3.3 volts ±5% power supply
S/T/S
Lock – This signal indicates an operation that may require multiple
transactions to complete
Digital Ground
S/T/S
Initiator Ready – This signal indicates the master's ability to
complete the current data cycle of the transaction
+3.3 volts ±5% power supply
T/S
PCI Address and Data Bus Line 17 – Refer to Pin 3 for more
information.
Reference Manual
Hardware
27
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