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KEYESTUDIO Bluetooth 4.0 Shield for Arduino
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*Price and Stocks may change without prior notice
*Packaging of actual item may differ from photo shown
- Electrical items MAY be 110 volts.
- 7 Day Return Policy
- All products are genuine and original
About KEYESTUDIO Bluetooth 4.0 Shield For Arduino
There is a jumper cap set on the board, and the default jumper wire achieves the direct communications between bluetooth module and keyestudio UNO R3 control board serial port. If the jumper cap connects another two jumper wires, achieving a serial port communication needs the keyestudio UNO R3 control board to set up the virtual serial port, which needs that the digital port 2 is set to RX, and digital port 3 is set to the TX. Specification Bluetooth protocol: Bluetooth Specification V4.0 BLE No byte limit in serial port Transceiving In open environment, realize 100m ultra-distance communication with iphone4s USB protocol: USB V2.0 Working frequency: 2.4GHz ISM band Modulation method: GFSK(Gaussian Frequency Shift Keying) Transmission power: -23dbm, -6dbm, 0dbm, 6dbm, can be modified by AT command. Sensitivity: ≤-84dBm at 0.1% BER Transmission rate: Asynchronous: 6K bytes ；Synchronous: 6k Bytes Security feature: Authentication and encryption Supporting service: Central & Peripheral UUID FFE0, FFE1 Power consumption: Auto sleep mode, stand by current 400uA~800uA, 8.5mA during transmission. Power supply: 5V DC Working temperature: -5 to +65 Centigrade
