FNM alpha SM 230, User Manual, Page: 14 / 72

14 15
Description of device-specific features
Base module with WLAN interfaces alpha WSN BM 130
������������
�����������
����������������������������
Fig.: Functional elements BM 130
Pin Designation Function
1 DCD received signal detected
2 RXD received data
3 TXD transmission data
4 DTR terminal ready
5 GND ground
6 DSR readiness for operation
7 RTS activate transmit unit
8 CTS ready to send
9 N.C. not connected
Table: Pin assignment of the RS232 socket
Designation Function
Interior contact signal
External contact ground
Tabelle: Assignment WLAN-antenna socket
Designation Function
Interior contact positive supply voltage
External contact ground
Table: Assignment of the power supply unit socket