汇编语言编程源代码

学生成绩核算系统的设计与实现（25） 要求：（1）按班级按课程从文件中读入相应的平时成绩、期中考试成绩和期末考试成绩。 （2）三个成绩对总评成绩的百分比被定义为常数，各占总成绩的30 、30 和40 。 （3）计算每位学生的总评成绩。 （4）计算该班级本课程的总平均成绩。 （5）计算处于优、良、中、及格、不及格的学生人数以及占总人数的百分比。其中100-90为优，89-80为良，79-70为中，69-60为及格，60分以下为不及格。 （6）按要求输出成绩在优、良、中、及格、不及格各区间的学生学号、成绩。-The student achievement calculation system s design with realizes (25) Request: (1) reads in the corresponding usual result, the midterm examination result and the terminal examinations result according to the class and grade according to the curriculum from the document. (2) three result are defined to the general appraisal result s percentage as the constant, occupies the overall result respectively 30 , 30 and 40 . (3) calculates each student s general appraisal result. (4) calculates this class and grade this curriculum the population mean result. (5) calculates the student population which is in superiorly, good, passes an examination, does not pass an examination as well as accounts for the total number of peop

205.asm－－－－－数码管循环显示00～99源程序-205.asm----- digital tube display 00 ~ 99 cycle source

基于89C52的实验演示程序，单步运行观看存储单元数据变化， 读和写、发送和接收字节子程序要连续执行。-89C52-based experimental demonstration program, single step change in viewing the data storage unit, read and write, send and receive byte subroutine to consecutive.

汇编判断正负的代码-compilation of the code of plus or minus judgment

万年历程序 从1302中读出的数据放在67H（高两位年）66H（低两位年）65H(月）64H（星期）63H（日） 62H(小时)61H（分钟）60H(秒)57H(农历月)56H（农历日） 显示缓冲单元7CH-7BH(4CH-4BH)(年低位),7AH-79H(4AH-49H)月,78H(48H)星期, 77H-76H(47H-46H)日,75H-74H(45H-44H)小时,73H-72H(43H-42H)分钟,71H-70H(41H-40H)秒 5EH-5DH(55H-54H)农历年，5CH-5BH(53H-52H)农历月,5AH-59H(51H-50H)农历日 闰月标志为F0,定时器T1为调整时候闪烁用。 1302在设置调整时间后，要改为禁止写入状态，否则在上电复位的时候就发生误写入，使时间值加1分钟 次程序中的段码表只适用于该特殊的硬件，具体的段码表由具体的硬件决定 -Calendar program read from the 1302 data on the 67H (two-year high) 66H (two-year low) 65H (month) 64H (Week) 63H (date) 62H (hours) 61H (minutes) 60H (second) 57H (Lunar Month) 56H (Lunar date) shows a buffer unit 7CH-7BH (4CH-4BH) (year low), 7AH-79H (4AH-49H) month, 78H (48H) Week, 77H-76H (47H-46H) Day , 75H-74H (45H-44H) hours, 73H-72H (43H-42H) minutes, 71H-70H (41H-40H) second 5EH-5DH (55H-54H) Lunar New Year, 5CH-5BH (53H-52H) Lunar month, 5AH-59H (51H-50H) Lunar Leap Day logo for F0, adjust the timer T1 is used when flashing. 1302 adjust at set time, the status should be cha

用 AT89S51 单片机的定时 / 计数器 T0 产生一秒的定时时间，作为秒计数时间，当一秒产生时，秒计数加 1 ，秒计数到 60 时，自动从 0 开始。-with AT89S51 SCM timer/counter T0 produce than the regular time, seconds count as a time when a second time when, seconds count plus one, count to 60 seconds, the automatic starting from 0.

关于汇编的一百个例子,方便汇编初学者,程序已可以通过-On the compilation of 100 examples to facilitate the compilation of beginners, the program has been through

关于8086汇编的一些实验程序，对于汇编程序的编写很有借鉴。-on the 8086 compilation of some experimental procedures, procedures for the preparation of the Compendium very useful reference.

数值转换程序，可以将十进制字符穿转化成二进制字符-numerical conversion process, which would be decimal characters wear into binary characters

dijkstra算法-- Algorithm