User Manual

Page 15

Pinouts and Signal Descriptions

Crossed out signals are not supported.

3V (3.3 V ±5%) is generated on board. Pins may be used to power devices on the carrier board

up to a maximum load of 500 mA.

Do not connect the 3V pin to external 3.3V supply power.

5.1

X1: PCI Bus, USB, Audio

Pin Si

nal Pin Si

nal

1 GND 2 GND 51 VCC 52 VCC

3 PCICLK3 4 PCICLK4 53 PAR 54 SERR#

5 GND 6 GND 55 GPERR# 56 RESERVED

7 PCICLK1 8 PCICLK2 57 PME# 58 USB2-

9 REQ3# 10 GNT3# 59 LOCK# 60 DEVSEL#

11 GNT2# 12 3V 61 TRDY# 62 USB3-

13 REQ2# 14 GNT1# 63 IRDY# 64 STOP#

15 REQ1# 16 3V 65 FRAME# 66 USB2+

17 GNT0# 18 RESERVED 67 GND 68 GND

19 VCC 20 VCC 69 AD16 70 CBE2#

21 SERIRQ 22 REQ0# 71 AD17 72 USB3+

23 AD0 24 3V 73 AD19 74 AD18

25 AD1 26 AD2 75 AD20 76 USB0-

27 AD4 28 AD3 77 AD22 78 AD21

29 AD6 30 AD5 79 AD23 80 USB1-

31 CBE0# 32 AD7 81 AD24 82 CBE3#

33 AD8 34 AD9 83 VCC 84 VCC

35 GND 36 GND 85 AD25 86 AD26

37 AD10 38 AUXAL 87 AD28 88 USB0+

39 AD11 40 MIC 89 AD27 90 AD29

41 AD12 42 AUXAR 91 AD30 92 USB1

43 AD13 44 ASVCC 93 PCIRST# 94 AD31

45 AD14 46 SNDL 95 INTC# 96 INTD#

47 AD15 48 ASGND 97 INTA# 98 INTB#

49 CBE1# 50 SNDR

99 GND 100 GND