User guide

Half-size SBC HSB-525I
Chapter 2 Quick Installation Guide 2 - 12
7 RTS 8 CTS
9 RI 10 N.C
2.16 RS-232 Serial Port Connector (COM1)
Pin Signal Pin Signal
1 DCD 2 RXD
3 TXD 4 DTR
5 GND 6 DSR
7 RTS 8 CTS
9 RI 10 N.C
2.17 Caseopen Connector (CN1)
Pin Signal Pin Signal
1 CASEOPEN# 2 GND
2.18 HD Audio Codec with Realtek ALC888 (Optional) Connector
(CN2)
Pin Signal Pin Signal
1 RST 2 SYNC
3 SDIN 4 SDOUT
5 DET 6 BCLK
7 GND 8 +5V
9 N.C. 10 +3.3V
2.19 LVDS Connector (CN3)
Pin Signal Pin Signal
1 LVDS_BKLEN 2 LVDS_BKLCTL
3 PPVCC 4 GND
5 LVDS_TXLCLK# 6 LVDS_TXLCLK
7 PPVCC 8 GND