模拟pwm实现灯的亮度，通过调节其输入脉冲的占空比来实现灯闪烁不是很明显又能看到亮度变化的功能

nRF24LO1_SPI程序，MCU控制两块nRF24LO1之间的无线通讯，也可以通过UART打印和发送数据-nRF24LO1_SPI procedures, MCU control nRF24LO1 between the two wireless communications, can also print and send data UART

字符液晶显示驱动程序，用c语言编程，具体功能见程序。

Keilc51和proteus环境下实现的0－50MHz的频率计。-Proteus Keilc51 and realize the circumstances of the 0-50MHz frequency meter.

基于usb开发板的hid键盘,使用者可根据此代码编写自己的HID设备-development board based on usb hid the keyboard, users can be prepared according to this code of HID equipment

介绍zlg7290的pdf，介绍得很详细，还有程序实例。-Introduction zlg7290 the pdf, very detailed introduction, there are instances.

使用凌阳单片机，控制5088编码芯片编码并传输到8870解码芯片，得到所需数字信号。-Sunplus use single-chip, chip encoding control code 5088 and transmitted to the 8870 decoder chip, get the digital signal.

1602加红外 下载过去自己研究一下应该没问题的 程序还是比较简单的-1,602 plus infrared download their past should not look at the procedure is relatively simple

本代码基于凌阳SPCE061A芯片，实现单段录音功能，并可重复播放所录语音。-Based on this code SPCE061A Sunplus chip, to achieve single-stage sound recording function, and repeat playback recorded voice.

基于单片机的红外线发送程序，所用的发射管为普通常用的红外发送二极管-Microcontroller-based infrared to send the procedure, the use of the launch tube commonly used infrared to send as an ordinary diode

介绍了集成温度传感器AD590，给出了AD590测量热力学温度、摄氏温度、两点温度差、多点最低温度、多点平均温度的具体电路，并以节能型温、湿度控制系统为例介绍了利用AD590测两点温差电路的应用。-Introduced an integrated temperature sensor AD590, given AD590 measuring thermodynamic temperature, Celsius temperature, two temperature difference, multi-point minimum temperature, average temperature of the specific multi-point circuits, and to energy-efficient temperature and humidity control system as an example, introduced the use of two AD590 temperature measurement circuit applications.