矩阵式键盘 meaning in English

matrix keyboard

Spindle flowmeter , a new type of differential pressure flowmeter , is used as the sensor of flow measurement . and aiming for a small and intelligent design , we use the mcu named sst89e564rd as the main controller , the leds and the keyboard as the user interface
本着小型化、智能化的原则,该积算仪采用sst公司的微控制器sst89e564rd作为控制核心,并设计了由数码管和矩阵式键盘组成的人机对话接口。
This paper introduces the general design method of soc ( system on a chip ) using eda tools , gives some cases of ip , then implement a real system on epm7128slc84 - 15 , a chip of altera company , this system including : scan and recognition of matrix keyboard , calculation of add , sutu multiply under the control of state machine , the display of result on computer screen
本文首先介绍了用eda工具设计片上系统的一般方法，给出了几个ip ，然后在altera公司的芯片epm7128slc84 - 15上实现了一个soc实例，该实例包括：对矩阵式键盘的扫描、识别，在状态机控制下进行加、减、乘法运算，以及结果在计算机屏幕的显示。