serial4

电力规约代码101协议代码，经过大量现场运行验证，与国内外各大公司产品进行过互操作实验。(101 Source protocol)

基于单片机的数控可调直流电源，附源程序和电路图，及文档说明，源程序采用C语言编写(NC-based single-chip adjustable DC power supply, with source code and schematics, and documentation shows that the use of C language source)

说明：  ds1302时钟程序，内有防真图，比较详细，一个非常实用完整的事例(ds1302 clock procedures, there are anti-truth map, more detailed, a very practical example of a complete)

一个很好的STM32F103驱动液晶屏12864进行波形显示程序，波形2KHZ测试正常(A good LCD screen 12864 STM32F103 drive waveform display program, the tests are normal waveform 2KHZ)

这是在STC2052单片机上实现的C51程序，内容是用于实现MODBUS总线RTU方式的从机源代码。系统基于RS485总线。(This was achieved on C51 MCU STC2052 program content is used to implement MODBUS bus RTU slave mode of the source code. System is based on RS485 bus.)

独创 基于51单片机的LCD 1601字符型显示屏的驱动程序,简单易用精简代码.(Based on the original 51 single-chip LCD 1601 Character display driver, easy-to-use to streamline the code.)

说明：  STM32L151控制SYN6288语音合成，包含原理图，能成功合成语音(STM32L151 controls SYN6288 speech synthesis, including schematic diagram, which can successfully synthesize speech.)

此乃单片机的数据手册，对于了解单片机非常有用(This is microcontroller data sheet is useful for understanding the microcontroller)

说明：  ADC0832是一款串行数据的AD转换芯片，该代码完成ADC0832的初始化以及应用。(ADC0832 is a serial data of the AD converter chip, the code completion of the initialization and the application of ADC0832.)

MSP430F149控制SD卡读写操作，支持FAT16文件系统(The MSP430F149 Control SD card read and write operations to support the FAT16 file system)