HC08 CC2541 Bluetooth 4.0 BLE

This HC-08 transparent transmission module is based on Bluetooth 4.0 protocol standard, the working frequency band is 2.4GHZ range, the modulation mode is GFSK , the maximum transmission power is 0db , the maximum transmission distance is 80 meters, and the TICC2541 chip design is adopted , which allows users to modify the device name through AT command. , service UUID , transmission power, pairing password and other instructions, convenient and fast to use flexible.

 Function Introduction:

1. WeChat transparent transmission (support AirSync protocol, applied to WeChat H5 or manufacturer server communication, including long packet data parsing and receiving)
2. APP transparent transmission (support Android, IOS data transparent transmission)
3. iBeacon mode (support WeChat shake One-shake protocol and Apple iBeacon protocol)
4. 4Sensor mode (temperature, humidity and many other sensor data acquisition applications)
5. Host transparent transmission mode (data transmission between application modules, host and slave communication)
6. Host observer mode ( Application sensor, indoor positioning)
7. PWM mode (applicable to motor speed regulation, LED light level adjustment)
8. IO mode (applies to mobile phone control relay or LED light off)
9. Indoor room application (application to collect iBeacon data to Realization range positioning)

Technical Parameters:

1. Communication rate 3K Bytes / second
2. APP transparent transmission when the serial port supports 1024Bytes write
3. Effective communication distance 15 to 30 meters
4. Support PWRC pin control sleep
5. Support IO port control Open connection

Two Pin Function Description:

DISC pin: used to actively disconnect the Bluetooth connection (default high level, low level disconnect)

PWRC pin: used to wake sleep (default It is in sleep state. When this pin is grounded, it can send AT command

1. VCC pin: it is the power supply pin of the module, the power supply voltage range is 3.6V to 6V.
2. GND pin: power ground
3. TXD pin: serial output pin
4. RXD pin: serial input pin
5. three wiring method