25pcs lot Bluetooth 4.0 BLE module

Bluetooth 4.0 BLE module

1 easy to use, without any experience in the application of Bluetooth protocol stack ; 2 serial designs using a common user interface , full duplex two-way communication , the lowest baud rate support 4800bps; 3 also supports bridged mode ( serial pass-through ) , or direct drive mode ( no additional CPU); 4 The default interval of 20ms connection , connection quickly ; 5 supports AT commands modify the baud rate , the software reset module , get MAC addresses, modify the module name ; 6 supports AT commands to adjust the spacing Bluetooth connectivity , to control different forwarding rate . ( Dynamic power adjustment ) ; 7 serial data packet length can be any of the following 200byte (including 200 ) length. ( Large package automatically distributed ) ; 8 -speed pass-through forwarding, the fastest up 4K / S, can work stably 2.5K-2.8K; 9 support for mobile devices APP modified module name, power-down save ; 10 support for mobile devices APP modify the baud rate , power down to save ; 11 support for mobile devices APP module for remote reset ; 12. Supports Bluetooth connection for mobile devices APP adjustment interval , power-down is not saved . ( Dynamic power adjustment ) ; 13 support the rapid test , without connecting any external components testing wireless and serial communications ; 14 , including debug port , including a full IO external expansion ; 15 supports connection status , call status prompted feet / general IO flexible configuration ; 16.6 bi- programmable IO, external interrupt trigger input detection , all low- power operation. ( Triggers alarm, lighting control, remote control toys, and other input and output switching applications ) ; 17.2 single programmable timer / cycle flip output. ( Intelligent appointment timing applications ) ; 18. Two ADC inputs (14 bit), enable / disable , freely configurable sampling period . ( Temperature and humidity , light intensity and other applications ) ; 19 four programmable PWM (120Hz) output. ( Dimming, control and other applications ) ; 20 Module end RSSI continuous acquisition , readable automatic notification APP, enable / disable , collection frequency set free. ( Look for things anti-lost alarm applications ) ; 21 Support module battery indicator , power reading , automatic notification. ( Device battery alert ) ; 22. Supports anti- hijack password settings, modify and restore to prevent malicious third-party connection. Also may be used. Independent cryptographic operations result notification , convenient APP programming ; 23 -bit support leg ambulation ( long press ) 3s restore factory settings , APP remotely restore factory settings ; 24 supports AT commands to adjust the transmit power ; 25 supports AT commands modify the broadcast interval ; 26 additional custom AT command support broadcast data , custom device identification code ; 27 AT command set support data latency ( user CPU serial receiver preparation time ) ; 28 PWM outputs support custom initialization status ( full-height , full low -down state before the PWM output value ) ; 29 supports custom PWM frequency (61.036 Hz <= f <= 8 kHz, the default 120Hz); 30 broadcast content alerts module real-time system status, including battery power , custom equipment identifier , four PWM current output value, the current IO status ; 31. Extremely low -power standby mode , CC2540 chip official data sleep current 0.4uA