User's Manual

Table Of Contents
150
Connector Interface
Specification: USB1.1, Full-speed compliant, RS-232C interface
Connector: TCX3171 HOSIDEN
Pin assignment: See below.
Pin No Signal name Data direction
1 GND
2 D+ (USB) Input / Output
3 D- (USB) Input / Output
4 VBUS (USB)
5 CTS (RS-232C) Input
6 RxD (RS-232C) Input
7 RTS (RS-232C) Output
8 TxD (RS-232C) Output
(Note) 1.The input/output direction is stipulated from the BHT side.
2.Use the exclusive cable only.
Wireless Interface (BHT-202BW-CE only)
Specification: Spread Spectrum (Direct Sequence Spread Spectrum)
Standards: RCR STD-33ARIB STD-T66
Radio frequency: 2400 to 2497MHz
Transmission speed: 11Mbps/5.5Mbps/2Mbps/1Mbps
Channel(s): 14
Pin 1 Pin 7
Pin 8 Pin 2