This is the Sunplus 61 board schematic and PCB layout, hope that I can help ever...

用于单片机的PID调节子程序,经过多次改进,非常实用简单,已经用于多个产品上,非常稳定可靠-for SCM PID subroutine result, a very simple and practical. has been used for many products, a very stable and reliable

AT89C2051驱动步进电机的电路和源码(用keilC51)-AT89C2051 stepper motor drive circuits and source code (using keilC51)

完整的c程序，包括模拟量输入输出，pid算法，触摸屏通讯等。-Complete c procedures, including analog input and output, pid algorithm, touch-screen communications.

传感器采样电路。该硬件电路在实际电路中已经实现-Sensor sampling circuit. The hardware circuits in the actual circuit has been achieved

c8051f系列HEX例程，几乎是全系列的-HEX Series c8051f routine, almost full range of

AVR C语言编程与应用实例 金春林等著-AVR C programming language and application examples waiting JIN Chun-lin

由单片机控制的蜂鸣器，唱出猪之歌的音乐，用C语言编的程序。-SCM control buzzer singing Song of Pig C-language program

为了更加深刻的使用到ACPI的相关资料，书写上传资料的详细功能。-for use

单片机直接驱动液晶显示的汇编程序，可供单片机爱好者参考。-Single-chip direct-drive LCD compilation of procedures for single-chip reference lovers.

可以驱动TDA7313芯片工作,是一个很好的程序.-TDA7313 chip can drive to work is a good procedure.