串口如何读取十六进制值 [英] how the serialport read the hex value

问题描述

大家好..

我的程序基于通过打印机打印文本.我将字体大小作为十六进制值(我的打印机固件支持字体大小作为十六进制值)我想将十六进制值发送到串行端口，而串行端口get&设置十六进制值并读取该值.

hello all..

my program is based on print the text through printer.i took font size as hex value (my printer firmware support font size as hex value ) i want to send the hex value to serial port the serial port get & set the hex value and read the value.

str = TextBox1.Text
Dim w As String = ""             'declare w as string
w = Hex(27) + Hex(33) + Hex(12)   'convert decimal to hex
serialport1.write(str)             'write the text

thx
bhagavath

thx
bhagavath

推荐答案

看看这些链接可能对您有帮助

http://csharp.simpleserial.com/
http://bytes.com/topic/net/answers/685229-receiving-data-串行端口

Have a look at these link may these will help you

http://csharp.simpleserial.com/
http://bytes.com/topic/net/answers/685229-receiving-data-serial-port

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