![](http://datasheet.mmic.net.cn/Exar-Corporation/XR17V358IB176-F_datasheet_100076/XR17V358IB176-F_4.png)
XR17V358
4
HIGH PERFORMANCE OCTAL PCI EXPRESS UART
REV. 1.0.4
RX2
B9
I
UART channel 2 Receive Data or infrared receive data. Normal RXD input
idles at HIGH condition. The infrared pulses can be inverted prior to decoding
by setting FCTR bit [4].
RTS2#
A9
O
UART channel 2 Request to Send or general purpose output (active LOW).
CTS2#
C8
I
UART channel 2 Clear to Send or general purpose input (active LOW).
DTR2#
B8
O
UART channel 2 Data Terminal Ready or general purpose output (active
LOW).
DSR2#
A7
I
UART channel 2 Data Set Ready or general purpose input (active LOW).
CD2#
B7
I
UART channel 2 Carrier Detect or general purpose input (active LOW).
RI2#
C7
I
UART channel 2 Ring Indicator or general purpose input (active LOW).
TX3
N5
O
UART channel 3 Transmit Data or infrared transmit data.
RX3
R5
I
UART channel 3 Receive Data or infrared receive data. Normal RXD input
idles at HIGH condition. The infrared pulses can be inverted prior to decoding
by setting FCTR bit [4].
RTS3#
P5
O
UART channel 3 Request to Send or general purpose output (active LOW).
CTS3#
N6
I
UART channel 3 Clear to Send or general purpose input (active LOW).
DTR3#
P6
O
UART channel 3 Data Terminal Ready or general purpose output (active
LOW).
DSR3#
R6
I
UART channel 3 Data Set Ready or general purpose input (active LOW).
CD3#
N7
I
UART channel 3 Carrier Detect or general purpose input (active LOW).
RI3#
N8
I
UART channel 3 Ring Indicator or general purpose input (active LOW).
TX4
A6
O
UART channel 4 Transmit Data or infrared transmit data.
RX4
B6
I
UART channel 4 Receive Data or infrared receive data. Normal RXD input
idles at HIGH condition. The infrared pulses can be inverted prior to decoding
by setting FCTR bit [4].
RTS4#
C6
O
UART channel 4 Request to Send or general purpose output (active LOW).
CTS4#
A5
I
UART channel 4 Clear to Send or general purpose input (active LOW).
DTR4#
B5
O
UART channel 4 Data Terminal Ready or general purpose output (active
LOW).
DSR4#
C5
I
UART channel 4 Data Set Ready or general purpose input (active LOW).
CD4#
B4
I
UART channel 4 Carrier Detect or general purpose input (active LOW).
RI4#
A3
I
UART channel 4 Ring Indicator or general purpose input (active LOW).
TX5
A2
O
UART channel 5 Transmit Data or infrared transmit data.
RX5
D3
I
UART channel 5 Receive Data or infrared receive data. Normal RXD input
idles at HIGH condition. The infrared pulses can be inverted prior to decoding
by setting FCTR bit [4].
RTS5#
C4
O
UART channel 5 Request to Send or general purpose output (active LOW).
PIN DESCRIPTIONS
NAME
PIN #TYPE
DESCRIPTION