used to achieve the 4046 10m below the signal phase

单片机与PC机串口程序，pc机用串口调试工具发送16进制数据到单片机，单片机再返回一个接受到的信号回pc机，-SCM and PC serial port procedures, PCs with serial debugging tools to send 16-band data to a single chip, the microcontroller return to a finer signal to PCs,

学习用，使用前，认真阅读，按实际情况更改IO口！-to study, use, read carefully, according to the actual situation changes IO mouth!

ICL7135 读写程序 在增强型单片机 C8051F040 上面调试通过 -ICL7135 literacy enhanced procedures in the above C8051F040 through debugging

是一个5615芯片的驱动程序，5615是一个8位的D/A芯片，用它与51单片机组成的控制系统具有结构简单，性能稳定的特点。-5615 is a chip of the driver, is a 5615 eight of the D/A chips, and use it 51 MCU control system is simple in structure, performance and stability characteristics.

单片机用作通用红外遥控接收器的设计 PWM调制开关电源的研究 以电子电力学为核心 以整流技术为主-generic microcontroller for infrared remote control receiver design PWM switching power supply of electronic learning for power to the core technology-based rectifier

ISD1700技术及常见问题解答，ISD1700资料-ISD1700 technical and frequently asked questions, ISD1700 data

一个很好用的密码锁程序，MCU用的是EM78P447，经试用非常可靠，提供给想学习EMC的用户使用，如有需要原理图的请发邮件到micheal23@sohu.com,注：需注明LOCK原理图-good with a password lock procedures, the MCU is EM78P447, tested very reliable, available to want to learn EMC users, if necessary schematic please send mail to micheal23@sohu.com, Note : LOCK be annotated diagram

基于PIC单片机的IC卡读写器的设计，以pic167c4单片机为核心的IC卡读写器的设计-PIC microcontroller-based IC card reader designed to pic167c4 microcontroller core of the IC card reader design

基于altera公司的cycloneIII_3c25_niosII的应用程序软件，是altera公司提供的标准例程，里面包含sd卡的读写，位图在lcd的显示等。-On altera" s cycloneIII_3c25_niosII application software, is provided by altera standard routines, which contains the sd card reader, lcd display bitmaps and so on.

用普单片机实现低成本高精度A_D与D_A转换关键词 单片机 　A/D转换 　D/A转换 　PWM(脉冲宽度调制)比较器-Pu realize low-cost single-chip microcomputer with high-precision conversion A_D with D_A Key words Single-chip A/D converter D/A converter PWM (pulse width modulation) comparator