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24 21555 PCI-to-PCI Bridge Evaluation Board User’s Guide
Signal and Default Information
Table A-2 gives the Mictor connectors pin assignment and DE1B55503 schematic signal names.
Table A-3 gives the Mictor connectors pin assignment and DE1B55503 schematic signal names.
Table A-2. J4 Pin Assignments
Schematic
Signal Name
Mictor
Pin Number
Mictor
Pin Number
Schematic
Signal Name
+5V 1 2 SCL
GND 3 4 SDA
S_CLK0_2
CLK
56
S_CLK0_3
CLKB
S_AD31 7 8 S_AD15
S_AD30 9 10 S_AD14
S_AD29 11 12 S_AD13
S_AD28 13 14 S_AD12
S_AD27 15 16 S_AD11
S_AD26 17 18 S_AD10
S_AD25 19 20 S_AD9
S_AD24 21 22 S_AD8
S_AD23 23 24 S_AD7
S_AD22 25 26 S_AD6
S_AD21 27 28 S_AD5
S_AD20 29 30 S_AD4
S_AD19 31 32 S_AD3
S_AD18 33 34 S_AD2
S_AD17 35 36 S_AD1
S_AD16 37 38 S_AD0
Table A-3. J5 CBE, REQ, and GNT
Schematic
Signal Name
Mictor
Pin Number
Mictor
Pin Number
Schematic
Signal Name
+5V 1 2 SCL
GND 3 4 SDA
S_CLK0_2
CLK
56
S_CLK0_3
CLKB
S_CBE7
78S_REQ0
S_CBE6 910S_GNT8
S_CBE5 11 12 S_GNT7
S_CBE4 13 14 S_GNT6
S_CBE3 15 16 S_GNT5
S_CBE2 17 18 S_GNT4
S_CBE1 19 20 S_GNT3
S_CBE0 21 22 S_GNT2