一个通用无线信号处理芯片的中文技术资料，对有单片机开发人员有用-a common radio signal processing chip technology to the Chinese, to be useful MCU Development

一个用起来比较简单的无线信号处理发送芯片，可直接与单片机的串口相连，发送信号，对单片机开发人员很有用途 -up with a relatively simple send wireless signal processing chip, and can be directly connected to serial port MCU, send a signal to developers SCM usefulness

一个测量角度的传感器中文技术资料，应用于单片机开发领域，适用于单片机开发人员-an angle measuring sensors Chinese technical data and application MCU development field, applied to SCM developer

将wav文件转换为PCM码流数据数组，供单片机直接调用，方便单片机开发音频芯片（如:PCM1770）。-Wav file will be converted to PCM stream data array, a direct call for SCM, SCM convenient audio chip (eg: PCM1770).