IEI Integration NOVA-HM551 v1.00 - Manual (Page 46)

NOVA-HM551 5.25" SBC
Page 32
Pin Description Pin Description Pin Description Pin Description
A11 +3.3v A32 RSVD A53 HSIn(8) A74 GND
A12 PWRGD A33 RSVD A54 GND A75 GND
A13 GND A34 GND A55 GND A76 HSIp(14)
A14 REFCLK+ A35 HSIp(4) A56 HSIp(9) A77 HSIn(14)
A15 REFCLK- A36 HSIn(4) A57 HSIn(9) A78 GND
A16 GND A37 GND A58 GND A79 GND
A17 HSIp(0) A38 GND A59 GND A80 HSIp(15)
A18 HSIn(0) A39 HSIp(5) A60 HSIp(10) A81 HSIn(15)
A19 GND A40 HSIn(5) A61 HSIn(10) A82 GND
A20 RSVD A41 GND A62 GND
A21 GND A42 GND A63 GND
Table 3-15: PCIe x16 Side A Pinouts
Pin Description Pin Description Pin Description Pin Description
B1 +12v B22 GND B43 GND B64 GND
B2 +12v B23 HSOp(2) B44 GND B65 GND
B3 RSVD B24 HSOn(2) B45 HSOp(7) B66 HSOp(12)
B4 GND B25 GND B46 HSOn(7) B67 HSOn(12)
B5 SMCLK B26 GND B47 GND B68 GND
B6 SMDAT B27 HSOp(3) B48 PRSNT#2 B69 GND
B7 GND B28 HSOn(3) B49 GND B70 HSOp(13)
B8 +3.3v B29 GND B50 HSOp(8) B71 HSOn(13)
B9 JTAG1 B30 RSVD B51 HSOn(8) B72 GND
B10 3.3 Vaux B31 PRSNT#2 B52 GND B73 GND
B11 WAKE# B32 GND B53 GND B74 HSOp(14)
B12 RSVD B33 HSOp(4) B54 HSOp(9) B75 HSOn(14)
B13 GND B34 HSOn(4) B55 HSOn(9) B76 GND
B14 HSOp(0) B35 GND B56 GND B77 GND
B15 HSOn(0) B36 GND B57 GND B78 HSOp(15)
B16 GND B37 HSOp(5) B58 HSOp(10) B79 HSOn(15)
B17 PRSNT#2 B38 HSOn(5) B59 HSOn(10) B80 GND
B18 GND B39 GND B60 GND B81 PRSNT#2