3pcs JDY-08 BLE bluetooth 4.0 Serial Port Wireless Module Low Power Master-slave Support Airsync i Beacon

Features: JDY-08 transparent transmission module is based on bluetooth 4.0 protocol standard, working frequency range is 2.4GHZ range, modulation mode is GFSK, large transmission power is 0db, large transmission distance is 80 meters, TICC2541 chip design is adopted, and users can modify device name by AT command. service UUID, transmit power, pairing password and other instructions, convenient and fast to use flexible. Functions: 1: Micro-pass transparent transmission (supports AirSync protocol, applied to micro-xinH5 or manufacturer server communication, including long-packet data parsing and receiving) 2: Micro-xin control mode (motor speed control, LED light switch control) 3: APP transparent transmission (support Android, IOS data transparent transmission) 4: i Beacon mode (supports micro-pin shake protocol and Apple i Beacon protocol) 5: Sensor mode (temperature, humidity and many other sensor data acquisition applications) 6: Host transparent transmission mode (data transmission between application modules, host and slave communication) 7: Host observer mode (application sensor, indoor positioning) 8: PWM mode (applicable to motor speed regulation, LED light level adjustment) 9: IO mode (applies to mobile phone control relay or LED is off) 10: Indoor room application (application to collect i Beacon data to achieve range positioning) 11: RTC mode 12: RTC alarm mode: RTC alarm time can be set to control IO port, support two alarm time settings Specifications: Operating mode Status Current Slave transmission mode Connected/not connected/standby 0.8mA/300uA/1uA Slave broadcast mode (i Beacon, sensor) Connected/not connected/standby 0.5mA/300uA/1uA Host transparent mode Connected/not connected/standby 20mA/9mA/1uA Host observer mode (sensor) Connected/not connected/standby 25mA The above test power supply voltage is 3.3v Package Included: 3 x JDY-08 BLE bluetooth 4.0 Serial Port Wireless Module