User's Manual

XCRF-860 USER’S MANUAL

3 – RS-232 serial port, for data transmission to and from PCs or

equipment; Its pin numbers, signal names and signal flow

directions are shown in table below, of which the pin numbers

are identical with the numbers marked on DB9 plug.

Pin Number Signal Names Signal Flow Direction

2 RXDRXD Input

3 TXDTXD Output

GndGnd

Grounding

4 – Connector is only available for serial communication

debugging.

5 – Secondary USB interface, for data transmission to and from

PCs or other equipments.

6 – Antenna port 1;

7 – Antenna port 2;

8 – Antenna port 3;

9 – Antenna port 4;

10 – IO control interface;

11 – Rest key;

USB communication should be disconnected after the

Reset of XCRF-860!

12 – Bluetooth interface;

13 – WIFI Interface;

14 – GPRS Interface;

15－Lamp of WIFI；