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串口控制usb激光打印机模块的实现
目 录
1.1 功能简介 ··············································································································· 1
1.2 坐标系统 ··············································································································· 2
1.3 串口数据格式 ········································································································ 2
1.4 指令格式 ··············································································································· 2
1.4.1 控制指令数据格式 ························································································ 2
1.4.2 打印指令数据格式 ························································································ 3
1.4.3 打印机状态码说明 ························································································ 4
1.4.4 综合示例 ········································································································ 5
1.5 高级应用-基于背景图片的打印 ··········································································· 7
1.5.1 说明 ··············································································································· 7
1.5.2 步骤 ··············································································································· 8
1.6 高级应用- 图片导入打印模块 ·············································································· 11
1.7 高级应用-填充 ····································································································· 12
1
1.1 功能简介
激光打印机模块，可以通过串口操作USB 接口的激光打印机，只要通过简单的指令就
可以实现打印机的控制，非常方便易用。
可以应用于医疗、体检、质检等需要实现嵌入式打印的行业。
特点如下：
1、可以实现画点、画线、画圆等基本操作，还可以画贝赛尔曲线;
2 、实现图形填充，图片打印等功能;
3、支持汉字打印，TRUETYPE 字库;
3、高速USB 接口连接，打印速度快;
4 、
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