Silex technology WLAN MODULE SX-550 User Manual
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silex
SX-550 Evaluation Daughtercard
Hardware Configuration
Part Number 40183-101
Evaluation
Daughtercard
GPIO
CN210
GPIO
I/O Drive
High/Low
Description
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
SPI chip select
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)
LEDs and General Purpose IO Signals
The LEDs are connected to the 10 GPIOs for easy viewing of signal activity. The first 7 GPIOs drive the
first 7 LEDs, D4 to D10. The last 3 GPIOs 8 to 10 drive LEDs D1 to D3. Logic 0 and 0 volts on GPIO_x
illuminates the LED.
Table 9 LED and GPIO Descriptions
GPIO LED
GPIO_1 D4
GPIO_2 D5
GPIO_3 D6
GPIO_4 D7
GPIO_5 D8
GPIO_6 D9
GPIO_7 D10
GPIO_8 D1
orange
GPIO_9 D2
yellow