Silex technology WLAN MODULE SX-550 - Manual (Page 20)

Page 14 silex SX-550 Evaluation Daughtercard
Hardware Configuration
Part Number 40183-101
To select the GPIO signals, place the jumper between JP3 and JP4. The GPIO signals are available at
JP7
Standard serial RS-232 signals are available on the DB-9 connectors J2 and J3 for serial ports 1 and 2,
as shown in Figure 8.
Figure 8 Serial Port DB-9 Connector
Table 6 DB-9 Pinouts for RS-232 Mode
DB-9 RS-232 Signal Type
1 DCD Input
Enabled via header
2 RXD Input
3 TXD Output
4 DTR Output
Enabled via header
5 Ground
6 DSR Input
Enabled via header
7 RTS Output
8 CTS Input
9 NC