PCIe-SER01 User’s Manual
4
2. PCIe-SER01 Board Description
PCIe-SER01 is a x1 PCI Express host interface that provides 8 high-end UARTs, and UART channel
status registers and environment settings can be accessed directly through the PCI Express interface
through EEPROM. For more details, refer to the PI7C9X7958 manual.
2-1 PCIe-SER01 Connection
J5
U4
U1
8 UART
External
Connector
U6
U7
U9
U5
U2
U8
U10
U3
D
7
D
1
0
D
9
L
E
D
1
Y1
D
A
Q
s
ys
te
m
w
w
w
.d
a
q
s
ys
te
m
.c
o
m
PCIe_SER01
Rev. B
[Figure 2-1. PCIe-SER01 Board Block Diagram]
[Table 1. Description of each block function]
No.
Name
Description & Remark
1
U6
Octal UART Interface chip (PI7C9X7958, Pericom Corp.)
2
U1, U2, U4, U5,
U7, U8, U9, U10
EIA/TIA-232-F standards from +3.0V to +5.5V power
supply
3
J5
VHDCI68 connector로 외부 Interface
4
Y1
14.7456MHz Oscillator
5
U3
Power Generator (From 3.3V to 1.8V)
