Hardware Configuration
RUBY-9712VG2A User’s Manual
2-14
J28: 4 PCI Express x1 ports
PIN No.
Signal Description
PIN No.
Signal Description
B1 +12V
A1 PRSNT1-
B2 +12V
A2 +12V
B3 +12V
A3 +12V
B4 Ground
A4 Ground
B5 PCLKp1
A5 PCLKp2
B6 PCLKn1
A6 PCLKn2
B7 Ground
A7 TDO
B8 +3.3V
A8 TMS
B9 JTAG
A9 +3.3V
B10 +3.3VAUX
A10 +3.3V
B11 WAKE-
A11 RESET-
Mechanical KEY
B12 Reserved
A12 Ground
B13 Ground
A13 PCLKp0
B14 PETp1
A14 PCLKn0
B15 PETn1
A15 Ground
B16 Ground
A16 PERp0
B17 PRSNT2-
A17 PERn0
B18 Ground
A18 Ground
End of the x1 connector
B19 PETp1
A19 Reserved
B20 PETn1
A20 Ground
B21 Ground
A21 PERp1
B22 Ground
A22 PERn1
B23 PETp2
A23 Ground
B24 PETn2
A24 Ground
B25 Ground
A25 PERp2
B26 Ground
A26 PERn2
B27 PETp3
A27 Ground
B28 PETn3
A28 Ground
B29 Ground
A29 PERp3
B30 PCLKp3
A30 PERn3
B31 PCLKn3
A31 Ground
B32 Ground
A31 +3.3V