FB153BC User Guide
Version 1.0
5 Interface (Pin Connection)
PAGE 9 / 15
No.
Name of Signal
Features
I / O
Level
1
GND
Ground
2
VCC
3.3V DC
Input
3
STATUS
STATUS LED
Output
TTL
4
NC
-
5
NC
-
6
NC
-
7
TXD
Transfer Data (Data out)
Output
TTL
8
RXD
Received Data (Data in)
Input
TTL
<Table 4-1 Pin Description>
- STATUS port
To be used to monitor the status of FB153BC.
To keep LOW(0V) when the two devices are communicable since the connection between wireless range is
smoothly made.
In standby mode for connection with Bluetooth, or connection trial, or searching for around Bluetooth device
will repeat LOW and HIGH.
5 Interface (Pin Connection)
<Figure 5-1 Pin Connection>
FB153BC
