Serial port by definition is a string protocol, characters above 128 like ( 0xFA ) are [control codes]. Examine the difference between binary and string representation....
2012/3/7 Todd Grigsby <tgrigsby...@gmail.com> > "0x" implies that the characters that follow are byte data in hex > notation. The "0x" is not part of the data. But if you don't know that, > you're frankly on the wrong list. You need to learn basic programming > before you ask any further questions. > On Mar 6, 2012 5:16 AM, "mark2011" <androidmark2...@gmail.com> wrote: > >> Dear Todd : >> >> Thanks for your kindly hint. Could you give me a more detail? >> Thanks. >> >> BR, >> Mark >> >> On 3月6日, 下午6時57分, Todd Grigsby <tgrigsby...@gmail.com> wrote: >> > Google "hex notation" and "hexadecimal". >> > On Mar 6, 2012 12:34 AM, "mark2011" <androidmark2...@gmail.com> wrote: >> > >> > >> > >> > > Dear All : >> > >> > > I want to send out the hex code like 0xfa through the serial port. >> > > How do I send the 0x code in the program? >> > >> > > Thanks in advanced. >> > >> > > BR, >> > > Mark >> > >> > > -- >> > > You received this message because you are subscribed to the Google >> > > Groups "Android Developers" group. >> > > To post to this group, send email to >> android-developers@googlegroups.com >> > > To unsubscribe from this group, send email to >> > > android-developers+unsubscr...@googlegroups.com >> > > For more options, visit this group at >> > >http://groups.google.com/group/android-developers?hl=en- 隱藏被引用文字 - >> > >> > - 顯示被引用文字 - >> >> -- >> You received this message because you are subscribed to the Google >> Groups "Android Developers" group. >> To post to this group, send email to android-developers@googlegroups.com >> To unsubscribe from this group, send email to >> android-developers+unsubscr...@googlegroups.com >> For more options, visit this group at >> http://groups.google.com/group/android-developers?hl=en > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to android-developers@googlegroups.com > To unsubscribe from this group, send email to > android-developers+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
