SX-550-1701 Silex Technology, SX-550-1701 Datasheet - Page 23
![WiFi / 802.11 Modules & Development Tools 802.11a/b/g Bridge Serial Server](/photos/15/98/159889/sx550-large_sml.jpg)
SX-550-1701
Manufacturer Part Number
SX-550-1701
Description
WiFi / 802.11 Modules & Development Tools 802.11a/b/g Bridge Serial Server
Manufacturer
Silex Technology
Datasheet
1.SX-550-6900.pdf
(122 pages)
Specifications of SX-550-1701
Interface Type
UART
Board Size
59.6 mm x 49.1 mm x 14.3 mm
Security
802.1xEAP, PEAP, WEP, WPAPSK, TKIP, WPA2, AES
Operating Voltage
3.3 VDC
Operating Temperature Range
0 C to + 50 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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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 (these LEDs indicate the status of the GPIOs). The last 3 GPIOs 8 to 10 drive
LEDs D1 to D3. Logic 0 and 0 volts on GPIO_x illuminates the LED.
RS-232 Cable
The supplied DB-9 female-to-female null modem cable is wired as shown below. The pinouts are
compatible with a standard PC 9-pin serial connector, so this cable can be used to directly connect a PC
to Serial Port 2 for use as a console terminal to configure the SX-550. It can also be used to connect
many types of OEM serial devices to Serial Port 1, provided that these devices use PC-compatible 9-pin
connectors.
Part Number 40183-101
GPIO_7 (test button)
GPIO_8 (power)
GPIO_10
GPIO_1
GPIO_2
GPIO_3
GPIO_4
GPIO_5
GPIO_6
GPIO_9
GPIO
Table 9 LED and GPIO Descriptions
Figure 7 RS-232 Cable Pinouts
Silex SX-550 Developer's Guide
D1 Orange
D2 Yellow
D3 Green
LED
D10
D4
D5
D6
D7
D8
D9
Page 15
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