Item Description :
This Bluetooth module is designed specifically for data transmission,
following the Bluetooth 3.0 protocol.
Supports the SPP Bluetooth serial protocol ,UART interface

Features:
Size:12.7mm x 23.4mm x 1mm

Applications:
Bluetooth printer
Bluetooth remote control toys
Intelligent furniture
Automotive diagnostic instruments
Bluetooth wireless data transmission
Bluetooth game handle
Wireless data transmission
Bluetooth GPS
Industrial remote control
Pin Description

Pin /Pin Function Description:
1 VCC 3.3V power supply
2 P00 LED
3 P01 I / O
4 P30 I / O
5 P35 I / O
6 P45 I / O
7 GND Power Ground
8 GND Power Ground
9 P10 I / O
10 P20 UART-RXD
11 P21 UART-TXD
12 P22 I / O
13 P23 I / O
14 P24 I / O
15 P25 I / O
16 P26 I / O port or PWM
17 NC vacant
18 P11 I / O