AXIOMTEK PICO300, User Manual, Page: 20 / 96

PICO300 Pico-ITX Board
14 Board and Pin Assignments
2.5.1 High Speed Board to Board Connectors (CN2 and CN3)
CN2 is a 2x30-pin high speed board to board connector. The pin assignments of CN2
are given as follows.
1 59
2 60
Pin Signal Pin Signal
1 MIC_L 2 AUDIO_OUT_L
3 MIC_R 4 AUDIO_OUT_R
5 AUDIO_GND 6 AUDIO_GND
7 DCD2 8 DSR2
9 RXD2 10 RTS2
11 TXD2 12 CTS2
13 DTR2 14 RI2
15 DCD1 16 DSR1
17 RXD1 18 RTS1
19 TXD1 20 CTS1
21 DTR1 22 RI1
23 GND 24 GND
25 SIO_PSIN# 26 GPO_485_EN_N
27 SATA_LED 28 GPO_485TERM_EN
29 HW_RESET# 30 GPO_485_MODE0
31 PLTRST_SIO 32 GPO_485_MODE1
33 USB_OC01 34 USB_OC23
35 GND 36 GND
37 DP0 38 DP2
39 DN0 40 DN2
41 GND 42 GND
43 DP1 44 DN3
45 DN1 46 DP3
47 GND 48 GND
49 LINE_IN_L 50 +V5_SBY
51 LINE_IN_R 52 +V5_SBY
53 AUDIO_GND 54 +V5_SBY
55 +V12S 56 +V5_SBY
57 +V3.3S 58 +V5S
59 +V3.3S 60 +V5S