在笔记本电脑日益广泛的今天，usb口的下载线显得尤为重要。市面上售卖的usb下载线价格普遍偏高。因此自己动手做一个usb下载线不仅节约资金，更能增加动手能力。大

ADE7758电能计量芯片的底层驱动(for MCS51) -ADE7758 Energy Measurement of the bottom chip driver (for MCS51)

keil51环境开发，modbus通讯协议-keil51 environmental development, modbus communication protocol

mzl05液晶模块的ARM驱动程序，有注解！LPC2131调试通过-ARM LCD mzl05 driver has comments! Debugging through LPC2131

AVR单片机上跑的MMC卡加FAT16文件系统的例程-AVR run MMC Cagayan FAT16 file system routines

《多功能电能表通信协议》备案文件,DLT645-2007 增补-" Multi-function Watt-hour meter communication protocol" filing documents, DLT645-2007 added to the

Video generator sa pic16f84

--- -initial--- - MOVLA 00H IODIR PA IODIR PB IODIR PC MOVAM PA MOVAM BSR MOVAM STATUS MOVAM TMR0 MOVAM TMR1 MOVAM TMR2 -------end initial----- -------------乘法运算------------ 乘数->10H 被乘数->11h 结果(积)->12H 14H 15H 16H 17H(中间运算) --------------------------------- MOVLA 05H 乘数 ------------ MOVLA 00H IODI R PA IODIR PB IODIR PC MOVAM PA MOVAM BSR MOVAM STA TUS MOVAM TMR0 MOVAM TMR1 MOVAM TMR2------- end initial multiplication------------------------------ multiplier-

avr单片机与CS5460的汇编程序，实现了对cs5460的初始化和读写等功能-avr Microcontroller and CS5460 compilation process, the CS5460 realize the initialization and read-write functions

电子图书《华中理工大学出的C51教材》，很不错的。-electronic books "Huazhong University of Science and the C51 materials," very good.

是用AT89C2051主控音量控制PT2258,数码管显示, 红外线遥控,2.1/5.1音源选择)包括全套原理图,源程序,HEX文件-AT89C2051 is PT2258 master volume control, digital control, infra-red remote control, 2.1/5.1 sources choice), including a full set of schematics, source, the HEX file