用于单片机的开发 用modbus协议 实现上位机与下位机的通讯

由VHDL 语言实现的AD0809用的是KEIL环境已经得到验证-By the VHDL language used in the AD0809 is KEIL environment has been tested

320*240液晶 用SEED1335控制的驱动-320* 240 LCD driver control with SEED1335

51子程序库，浮点、定点、加法、减法、乘法、除法-51 subroutine library, floating point, fixed point, addition, subtraction, multiplication, division

freescale MCF5485EVB开发板上中断操作示例，利用一个timer产生中断，另外3个timer作为GPIO，使3g个LED每隔1秒钟轮换亮一次。-freescale MCF5485EVB interrupt the operational example of the development board, using a timer generate an interrupt, another three timer as a GPIO, so 3g a LED light at one-second rotation time.

基于单片机与FPGA的DDS程序代码，产生任意波形-DDS-based MCU with FPGA-code, resulting in arbitrary waveform

spiflash操作，在C8051f310下测试过-spiflash operation, under the tested in the C8051F310

P1口为数据口,控制线在P3部分端口,详见...C-C++flashled.rar - flashled演示,用keli c与protues仿真得到。,,C-C++下一页... -P1 population of population data, the Line of Control in P3 some ports, See ... C-C flashled.rar- flashled demonstration. and c with keli protues simulations. , And C-C Next ...

电机驱动！四相五线的步进电机用C8051F020驱动-Motor drive!

PCF566是LCD液晶驱动芯片，此驱动芯片在电表行业使用比较多，上面是PCF566芯片在AVR单片机上使用的驱动子程序，可以移植到其他产品上。-PCF566 is LCD LCD driver chip, the driver chip in the meter industry more, the top chip in the AVR Singlechip PCF566 use driver subroutine, can be transferred to other products.

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