To use the first 6 GPIOs, place a jumper between JP3 and JP4 for the specific GPIO.
Table 8 General Purpose I/O Signal Description
Evaluation
Daughtercard
GPIO
CN210
GPIO
I/O
Drive
High/Low
Description
1
2
I/O
6/6 mA
Set as input or output
2
3
I/O
6/6 mA
Set as input or output
3
4
I/O
6/6 mA
Set as input or output
4
5
I/O
6/6 mA
Set as input or output
5
6
I/O
6/6 mA
Set as input or output
6
7
I/O
6/6 mA
Set as input or output
7
48
I
or
I/O
6/6 mA
Switch input (Test Button)
1 = off
0 = switch depressed
8
49
O
or
I/O
6/6 mA
LED_1
1= off
0 = illuminated
9
50
O
or
I/O
6/6 mA
LED_2 or used as a GPIO
1= off
0 = illuminated
10
51
O
or
I/O
6/6 mA
LED_3 or used as a GPIO
1= off
0 = illuminated
43
O
6/6 mA
For Manufacturing use only. Do not
Connect.
44
O
6/6 mA
Ethernet PHY
1 = power down
0 = off (default)
47
O
6/6 mA
Ethernet PHY
1 = not reset (default)
0 = reset#
52
I
6/6 mA
PCI_LED2YP input
53
I
6/6 mA
PCI Power Management Event# input
54
O
6/6 mA
PCI Clock
1 = clock off
0 = run# (default)
Part Number 40183-101
Silex SX-550 Developer's Guide
Page 14
Содержание SX-550
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