| 用PC机与单片机通信及点阵数据转换实现LED显示汉字 |
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| 引用本文： | 关君,张大明.用PC机与单片机通信及点阵数据转换实现LED显示汉字[J].新乡学院学报(自然科学版),2011(6):528-530. |
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| 作者姓名： | 关君 张大明 |
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| 作者单位： | 新乡广播电视大学 |
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| 摘 要： | 用PC机与单片机串行通信传送需所要显示汉字的机内码,单片机根据机内码从汉字横向点阵字库中提取点阵数据,并对其进行旋转90°变换,使之成为纵向点阵数据后送LED显示屏扫描显示.
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| 关 键 词： | 单片机 串行通信 汉字点阵数据 旋转90°变换 |
LED Displaying Characters Using PC and Single-chip Microcomputer Communications and Bitmap Data Conversion |
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| Authors: | GUAN Jun ZHANG Da-ming |
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| Institution: | (Xinxiang Radio and Television University,Xinxiang 453003,China) |
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| Abstract: | The displayed Chinese characters transport between PC and single-chip microcomputer serial communication needs code conversion.According to the ISN,SCM extracts the bitmap data from Chinese character transverse bitmap data,and then rotate 90 ° transform.After the code become longitudinal bitmap data it is sent to the LED display screen to be scanned. |
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| Keywords: | SCM serial communication Chinese bitmap data rotate 90 ° transform |
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