针对物联网系统中智能终端之间数据传输的要求以及智能设备存在的交流、计算等问题，将蓝牙技术引入数 据传输过程，提出了基于蓝牙技术的智能终端数据传输系统。采用CC2540 芯片实现终端设备之间的蓝牙低功耗传输，并分 析了基于Android 系统的终端蓝牙传输过程，研究了基于蓝牙的智能终端设备与智能手机之间无线数据传输原理，实现了数据 在智能终端设备之间的交互，为提高物联网数据传输能力及速度提供了新思路。

In view of the requirements of data transmission among intelligent terminals in Internet of things and the problems of intelligent equipment such as communication and computing, this paper introduces Bluetooth into the data transmission process, and puts forward the intelligent terminal data transmission system based on Bluetooth. CC2540 chip is used to realize the Bluetooth transmission. This paper analyzes the Bluetooth transmission process based on the Android system, studies the principle of wireless data transmission, and realizes the data exchange among the intelligent terminal equipment, providing a new idea to improve the data transmission ability of Internet of things.