Silex SX-550-0700 E1038 User Manual
Product codes
E1038
Table 4 OEM Interface Signal Description
Signal
Pin
Type
Description
TPRX+, TPRX-
1,3
Differential
input
input
Ethernet Receive Data primary
TPTX+, TPTX-
2,4
Differential
output
output
Ethernet Transmit Data primary
AVDD
7
Power
Ethernet Power Output to transformer
center tap
center tap
UART0_RXD
9
Input
Serial Port 1 Receive Data
UART0_TXD
11
Output
Serial Port 1 Transmit Data
UART0_RTS
15
Output
Serial Port 1 Request To Send
UART0_CTS
16
Input
Serial Port 1 Clear to Send
UART1_RXD
22
Input
Serial Port 2 Receive Data
UART1_TXD
21
Output
Serial Port 2 Transmit Data
UART1_RTS
17
Output
Serial Port 2 Request To Send
UART1_CTS
18
Input
Serial Port 2 Clear to Send
GPIO1, GPIO2,
GPIO3, GPIO4,
GPIO5, GPIO6,
GPIO7, GPIO8,
GPIO9, GPIO10
GPIO3, GPIO4,
GPIO5, GPIO6,
GPIO7, GPIO8,
GPIO9, GPIO10
29, 31, 35, 36,
39, 40, 5, 6,
10, 12
39, 40, 5, 6,
10, 12
Input/Output
General Purpose Input/Output Signals 1-
10, User defined (GPIO7 is normally used
for the Test Button and GPIO8-GPIO10
are normally used for the status LEDs)
10, User defined (GPIO7 is normally used
for the Test Button and GPIO8-GPIO10
are normally used for the status LEDs)
MANF_TEST
25
Output
For Manufacturing use only. Do not
Connect.
Connect.
MANF_TEST
30
Output
For Manufacturing use only. Do not
Connect.
Connect.
MANF_TEST
32
Input
For Manufacturing use only. Do not
Connect.
Connect.
MANF_TEST
26
Output
For Manufacturing use only. Do not
Connect.
Connect.
RESET_N
24
Output
Power-on Reset (low true)
+3.3VDC
8, 14, 27, 33
Power
Power VCC Input
GND
13, 19, 20, 23,
28, 34, 37, 38
28, 34, 37, 38
Power
Power Ground
Part Number 40183-101
Silex SX-550 Developer's Guide
Page 10