Dot-matrix LED 点阵LED
Dot - Matrix LED LED点阵
LED dot-matrix LED点阵
LED dot matrix LED点阵 ; 点阵模块 ; 点阵
LED dot matrix display LED点阵显示屏
LED dot-matrix board display LED大屏幕显示
LED dot-matrix screen LED点阵屏
led dot matrix screen led显示屏
It can be used to measure the luminous intensity, forward voltage, reverse current of each luminous dot in all kinds of LED luminous dot matrix.
能测试各种LED发光矩阵每个发光元的发光强度，正向压降和反向电流。
The LED(light-emitting diode) dot matrix screen is constitute of computer, data transfer unit and display unit.
大型LED（发光二极管）显示屏由计算机、数据转换单元与显示单元组成。
It USES PC to transform Chinese character interior code in the sentence to dot matrix display data and send them to LED display screen through serial device.
利用pc机将汉字语句汉字内码转换为点阵显示数据，通过串行口送给显示屏。
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