usr lpc2148 develop usb hid

P串行实时时钟芯片DSl302程序设计中的问题与对策-P serial real-time clock chip DSl302 program design problems and countermeasures

ARM LPC21XX proteus测试,测试已经完好,可以直接使用.谢谢!-ARM LPC21XX proteus tests have been intact, can be used directly. Thank you!

Protel 99中的快捷键 非常好用 -Protel 99 in very handy shortcut keys

2003年全国大学生电子设计大赛-简易逻辑分析仪源码（示波器显示部分）凌阳61板开发-2003 National Undergraduate Electronic Design Contest- Simple logic analyzer source (oscilloscope display part) 61 Sunplus board development

基于AVERLOGIC公司的AL37204的多路车载分割器-AL37204-based company

1602液晶显示程序，51用的开发程序，适合大部分1602液晶，开发东西时稍加改动就可以用。-1602display

8051运算类子程序，包括双字节乘法子程序、多字节数乘10子程序、多字节无符号数出除法子程序、多字节ＢＣＤ码减法子程序、多字节ＢＣＤ码取补子程序、多字节ＢＣＤ码左移十进制一位（乘十）子程序。-8051 subroutine computing category, including double-byte multiplication subroutine, multi-byte count by 10 subroutines, multi-byte unsigned number of the division subroutine, multi-byte BCD subtraction subroutine code, code access multi-byte BCD complement subprogram, multibyte BCD code to the left of a decimal (by ten) subroutine.

此源码利用单片机实现短距离无线传输，有实用性，-use of this source MCU short distance wireless transmission, practicality,

LINUX智能手机手机MOTOROLA E2 图形接口源码-LINUX smartphone MOTOROLA E2 mobile phone graphics interface source

本文介绍了AT89C2051单片机的性能和特点，并在分析了超声波测距原理的基本系统框图。该设计系统经校正后，其测量精度可达0.1米-This paper introduces the AT89C2051 performance and features, and the analysis of the ultrasonic distance measurement principle diagram of the basic system. The design of the system calibration, measurement accuracy of 0.1 meters