如何从VB.NET发送打印机命令到EPSON LQ-300 + [英] how send Printer command to EPSON LQ-300+ from VB.NET

问题描述

我必须发送一个priter命令来从VB.NET更改字体.
我正在使用RawprinterHelperClass和sendstringtoprinter(printername，stringname)函数来打印字符串.
我有打印机命令，但我不知道发送它.打印机命令为

I have to send a priter command for changing font from VB.NET.
And i am using RawprinterHelperClass and sendstringtoprinter(printername,stringname) function to print a string.
I have Printer Command but i donot know to send it. Printer Command is

Font Selection
-----------------------------------------------------------------------------------
    ASCII       Dec Hex Description
-----------------------------------------------------------------------------------
    ESC k n     107 6B  Select Typeface
                    n=0: Roman      4: Script
                      1: Sans Serif        10: Roman T
                      2: Courier           11: Sans Serif H
                      3: Prestige
------------------------------------------------------------------------------------

请帮助我

Please help me

推荐答案

您是否尝试过 WritePrinter [ ^ ].

选中此 [

Have you tried OpenPrinter[^] and WritePrinter[^].

Check this[^]. There''s a sample code available.

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