TYAN Triumph i7520 (S6623 Manual page 16

FP-USB1: Pin Header for Internal USB Ports
9 1
10 2
COM2: Box Header for COM Port
10 9
2 1
LPT1: Box Header for LPT Port
2
1
Signal
VCC
-Data 0
+ Data 0
GND
KEY
Use these pin definitions to connect a port to COM2.
Signal
DCD
RXD
TXD
DTR
GND
2 6
25
16
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Pin Pin Signal
1 2 VCC
3 4 - Data 1
5 6 + Data 1
7 8 GND
9 10 NC
Pin Pin Signal
1 2 DSR
3 4 RTS
5 6 CTS
7 8 RI
9 10 KEY
Signal Pin Pin
STB# 1 2
PD0 3 4
PD1 5 6
PD2 7 8
PD3 9 10
PD4 11 12
PD5 13 14
PD6 15 16
PD7 17 18
ACK# 19 20
BUSY 21 22
PE 23 24
SLCT 25
Signal
AFD#
ERR#
INIT#
SLIN#
GND
GND
GND
GND
GND
GND
GND
GND