自定义的USB设备单片机固件程序，基于PDIUSBD12 usb接口芯片

以GMS97C2051单片机为核心，采用TLC2543 12位串行A/D转换器，设计了一个串行数据采集/传输模块，给出了硬件原理图和主要源程序。-to GMS97C2051 as the core, using TLC2543 12 serial A/D converter, the design of a serial data collection/transmission module provides the hardware schematics and the main source.

华为的印刷电路板（PCB）设计规范，程序编写规范等-Huawei’s printed circuit board (PCB) design specifications, programming specifications, etc.

AVR单片机系列的ATmega162的USART编程，实现接收和发送9bit的数据的C代码-AVR Series ATmega162 the USARTs programming and achieve receive and transmit data 9bit C code

LCM19264液晶显示模块的底层驱动程序，引脚连接已经在程序文件中说明-LCM19264 the bottom of liquid crystal display module drivers, pin connections have been described in the program files

the header file for Graphic LCD with Toshiba T6963 controller

89c52编写智能化开关电源设计，带A/D,D/A识别全数字开关电源程序。-89c52 prepare intelligent switching power supply design, with A/D, D/A to identify an all-digital switching power supply procedures.

广告机源程序，可以实现任意字的显示，可以是汉字或字母-advertising source machine can achieve arbitrary character, or Chinese characters can be letters

PWM 控制电机文档及源代码-PWM motor control documentation and source code

单片机DA转换源码，在串口调试助手下可以查看发送到串口的转换结果，波特率设置为2400 -Singlechip DA conversion source, in the serial debugging assistant can view the sent to serial conversion results, the baud rate is set to 2400