,片选接到p1.5 复位端 p1.4 中断端接到 int0 82c250工作在斜率模式下 ，RS 接51k电阻到地。 2，SJA10...

模拟银行卡取款操作，银行卡号为8位，能够进行查询、取款、存款、修改密码等操作。查询时需要输入密码，密码为6位。当密码位数和相应位都符合时，显示卡内余额，否则密码三次错误，结束操作。取款时也需要输入密码，密码为6位。当密码位数和相应位都符合时，显示现有余额，输入取款金额，操作结束显示所剩金额，否则密码三次错误，结束操作。限制每天总共可取的金额 ，若违规给出相应的警告。取款操作时输入取款金额 ，操作结束，显示卡内余额，输入密码时，不显示真实值，修改密码时显示真实值。-simulated bank teller card operation, a registered member of the eight to conduct inquiries, withdrawals, deposits, change passwords operation. Inquiries need to enter a password, the password to six. When the median and the corresponding password-meet, showed the card balance, otherwise the wrong password three times, the end of operation. Teller also need to enter the password, the password to six. When the median and password are consistent with the corresponding position, shows that the existing balance of the amount imported withdrawals, the remaining operation ended shows the amount, otherwise the wrong password three times, the end of operation. Limit daily total amount of desirable, if irregularities are given corresponding warning. ATM withdrawals

动感画OPEN+狗爪的51程序 动感画OPEN+狗爪的51程序-Flash Lighting Panel OPEN+ dog claws 51 program Innervational Picture OPEN+ dog claws 51 program Innervational Picture OPEN+ dog claws 51 program

计时程序,对8253进行分频,使用二个计数器,使第二个计数器的OUT作为中断源,送到8259产生中断,在LED上显示时间-time procedures for the 8,253-frequency, the use of two counters, so that a second counter OUT interrupted as a source to have interrupted 8259, the time shown on the LED

多功能数字钟设计 基本要求： 1.具有时，分，秒的显示。 2.时，分可以调整。 3.使闹钟具有可整点报时与定时闹钟的功能。 -Multi-function digital clock design basic requirements: 1. With hours, minutes and seconds display. 2. Hours, minutes, can be adjusted. 3. To be the whole point timekeeping clock with alarm and timer functions.

16x16点led

DSP2407A头文件，以应用于自己设计的DSP最小系统，证明有效-DSP 2407 header

流行的实时时钟芯片操作源代码，包括各个基本操作-Popular real-time clock chip to operate the source code, including all the basic operation

用于计数器实验，运行环境为Winxp Xingyan集成环境-For the counter experiments, operating environment, integrated environment for Winxp Xingyan

很好的一个学习汇编语言的源代码，适合初学者，我重中受益匪浅，希望大家喜欢，对大家又帮助-i think it is good coding for us

很多种图形 正三角形 倒正三角形 直角三角 平行四边形 等等之类的-many graphics triangle reversing triangle right-angled triangles parallelogram, etc. like