单片机为控制器件的，一个小巧的频率测试器。用c语言编写，用过验证和实际实践。...

RS422 RS485技术标准-RS422 RS485 technical standards

一个学习单片机的，十分生动活泼的讲解了单片机的内部结构-a study SCM, very lively on the computer"s internal structure

TI芯片DAC8501驱动程序，DAC8501是TI公司的高精度16位，高速率DA（数模）转换器 MAXIM公司12位高精度AD（模数）转换器MAX189驱动-TI chip DAC8501 driver, DAC8501 is TI

这是一套用C语言完成的128*64液晶屏驱动，没有设备，未验证可用性-This is a set of C language with the completion of the 128* 64 LCD screen-driven, not equipment, not to verify the availability of

用basic编写的t6963c控制器的液晶驱动程序。-t6963c display driver in basic.

用C语言写的HT1621的驱动程序，非常好的实例。-C language to write the HT1621 the driver, a very good example.

该压缩包包含了型号为VGG12864的OLED液晶的单片机驱动程序，液晶使用说明以及字模生成软件。该工程对应单片机型号为Motorola的MC68HC908GZ32，只需在头文件中对I/O简单配置后即可使用与其他任何型号的单片机-The archive contains the model VGG12864 of OLED LCD driver, microcontroller, LCD instructions, as well as matrix generation software. The project SCM model corresponds to Motorola" s MC68HC908GZ32, just in the header file of the I/O simple configuration can be used with any other type of MCU

一种能产生宽调节占空比的PWM芯片，适合做逆变电源。-Can generate a duty cycle of the PWM chip width adjustment, suitable for power inverters.

关于51单片机控制595驱动的数码管程序，编译过，可直接使用，有HEX文件-51 single-chip 595 on control-driven digital control procedures, the compiler, and can be used directly, there are HEX file

51单片机开发板，有数码管、按键、数模转换、液晶显示-51 MCU development board, with digital control, buttons, digital-analog conversion, liquid crystal display, etc.