Xadow - BLE (dual model) v1.0 uses CSR dual mode Bluetooth chip,with the ARM architecture single chip which supports AT instructions, Users can develop flexibly according to the serial baud rate, equipment name, pairing password. Ā Features: BT Version: Bluetooth Specification V4.0 & BLE UART send and receive max bytes is 512 Other device to module in SPP mode: 90 Bytes per packet Other device to module in BLE mode: 20 Bytes per packet Two data transmission mode, balance mode and high speed mode Working frequency: 2.4GHz ISM band Modulation method: GFSK(Gaussian Frequency Shift Keying) RF Power: -23dbm, -6dbm, 0dbm, 6dbm. Speed: Asynchronous: 3K Bytes Synchronous: 3K Bytes Security: Authentication and encryption Service: Slave SPP, Peripheral BLE, UUID FFE0,FFE1 Power: +3.3VDC 50mA Long range: SPP 30 meters, BLE 60 meters Power: SPP 13.5mA, BLE 9.5mA Working temperature:ā5 ~ +65 Centigrade Ā Specification: Ā K2:During connected status,It would be disconnected by pressing K2 more than 100ms.During sleeping model,It could be restored through pressing K2 factory settings. D1:The led display two work models: sleeping whit It slowly flashing;connected status whit It continuously lighting. J1&J2:The standard Xadow connector. Ā Documents: Please visit our wiki page for more info about this product. It will be appreciated if you can help us improve the documents, add more demo code or tutorials. For technical support, please post your questions to our forum. Ā
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