一个随机抽题程序 可以用来做演示用 还包括了定时器

外部SRAM与C8051F000接口 Copyright (C) 2000 CYGNAL INTEGRATED PRODUCTS, INC. All rights reserved. FILE NAME : Sram.ASM TARGET MCU : C8051F000 DESCRIPTION : External Sram read/write verification routine for IDT 71V124SA.-external SRAM interface with the C8051F000 Copyright (C) 2000 CYGNAL INTEGRATED PRODUCTS, INC. All rights reserved. FILE NAME : MCU Sram.ASM TARGET : C8051F000 DESCRIPTION : External Sram read/write verification routine for IDT 71V124SA.

提供对挖泥机油泵转速测定，测定转速范围：200RPM―2000RPM，精度

51单片机5045看门狗芯片的代码（通过编程）-51 Single-chip watchdog chip code 5045 (through programming)

TFT液晶屏测试程序，CPU为W77E58，修改发送指令可在液晶屏上显示不同的字符或图形-TFT LCD screen test procedures, CPU W77E58 to amend the directive to be sent on LCD screen show different characters or graphics

Philips的RFID技术I Code的核心处理芯片，支持ISO14443A, B还有ISO15693。 Key: tere-were-este-Philips

SIGMA-DELTA 原理 实现的用LPC900系列单片机的比较器实现16位A/D。 有详细的说明和源代码（汇编格式，但是可以在KEIL下的C中调用）。-SIGMA-DELTA principle achieved using the LPC900 Series compared to 16-bit A/D. A detailed description and the source code (the compilation format, but in the C KEIL Calling).

ARM7 lpc2148通过DS18B20温度采集并通过1602显示-ARM7 lpc2148 through DS18B20 temperature acquisition and through 1602 show

四相步进电机正反转驱动原代码，汇编语言编写-Positive four-phase stepper motor driver source code, compiled languages

一个简单国外蜘蛛爬虫程序。共享给大家使用，多提宝贵意见。-A simple procedure of foreign spiders reptiles. Shared use of U.S., with more valuable advice.