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用飞思卡尔GP32单片机实现普通十进制计算器的功能,按键采用4×4键盘,显示采用16×2点阵式字符LCD,键盘符号定义如下:左下角的“<-”表示退格,即删除键,按一次删除LCD的最后一个数字。
LCD的第一行显示运算式,第二行显示运算结果。其他功能同普通计算器相同(只实现加减乘除四则运算功能)。
扩展功能:负数、小数运算。复合运算。连续运算。2进制、8进制运算。
-GP32 with Freescale MCU general metric calculator functio
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cannon 并行程序
Matrix multiplication with the Cannon Algorithm:
The matrices A and B are stored in files. The file names have to be specified as parameter. The root
process reads the matrices and distributes the respective values to all processes,
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利用12个按键(4*3矩阵键盘0~b,因为仅有这点按键)和一块4位七段数码管(用于显示)
能实现实数的加减乘除运算,精确至小数点后四位,并完整地显示输入及结果。
-Using the 12 keys (4* 3 matrix keypad 0 ~ b, because only this key) and a 4 segment digital tube (for display) to achieve real number addition and subtraction multi
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应用于线性代数计算的小程序,C语言编程。可进行行列式计算、代数余子式值、矩阵的加减乘除、求逆、求秩等计算-Applied linear algebra applets, C language programming. Determinant can be calculated, the value of algebraic, matrix addition and subtraction, multiplication and division, inverse, rank, etc. dema
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matrix algebra covers matrix addition subtraction transpose multiplication and so on.
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51单片机实现8位简单整数计算器,数码管显示,矩阵键盘输入,可进行加减乘除运算。-51 8-bit MCU simple integer calculator, digital display, matrix keyboard, can be addition and subtraction multiplication and division.
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Matrix chain multiplication in c
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自编的一个矩阵相乘的小程序,可以由键盘输入两个矩阵的大小。-Self in a matrix multiplication of small programs, you can enter from the keyboard the size of two matrices.
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单片机计算器,利用STC89Can1,4*4矩阵键盘,LCD1602,实现简单的加减乘除运算。-Single-chip calculator, STC89Can1 4* 4 matrix keyboard, LCD1602, simple addition and subtraction multiplication and division.
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这是基于AT89S52的单片机来编写的,用矩阵键盘和数码管,实现了简单的乘法,非常适合初学者-This is based on AT89S52 microcontroller to write, using matrix keypad and digital control, to achieve a simple multiplication, very suitable for beginners
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利用矩阵键盘实现计算器功能,简单实现加减乘除,并可以在数码管上显示计算结果。-Realized using matrix calculator keyboard, simple addition and subtraction, multiplication and division to achieve, and the results can be displayed on a digital control.
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本设计是实现一个有加、减、乘、除、计算功能的多功能计算器。它的硬件主要由四部分组成,一个STC89C52单片机芯片,一块LCD1602液晶显示器,一个4*4的键盘。采用STC89C52单片机为主要控制电路,然后使用液晶显示管显示数据,利用4*4矩阵键盘加上一些功能键完成电路的输入操作部分。电路比较简单,但是很实用方便。(The design is a plus, subtraction multiplication and division, calculation function calcu
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