only show R if first bit is 0, only show decimal if first bit is 1

dennis97519 · Feb 19, 2018 · 17d85ff · 17d85ff
1 parent e4650e5
commit 17d85ff
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/serialbitbang/MainForm.h b/serialbitbang/MainForm.h
@@ -217,14 +217,16 @@ namespace serialbitbang {
 	Void readSerialUpdate(Object^,ProgressChangedEventArgs^ e){
 		unsigned char c=e->ProgressPercentage;
 		char hex[10];
-		sprintf_s(hex,"0x%02x, %3u",c,c);
+		if((c&0x80)!=0)sprintf_s(hex,"0x%02x, %3u",c,c&0x7f);//ignore first bit when getting decimal interpretation
+		else sprintf_s(hex,"0x%02x,    ",c);
 		String^ hexstr=gcnew String(hex);
 		String^ binstr=gcnew String(std::bitset<sizeof(c) * 8>(c).to_string().c_str());
 		String^ schar = (gcnew Char(c))->ToString();
-		c=((0x30&c)>>1)|(7&c);
-		sprintf_s(hex,"%02x",c);
+		unsigned char rc=((0x30&c)>>1)|(7&c);
+		sprintf_s(hex,"%02x",rc);
 		String^ r=gcnew String(hex);
-		serialRecv->AppendText(binstr+", R=0x"+r+", "+hexstr+", '"+ schar+"'\r\n");
+		if((c&0x80)==0)serialRecv->AppendText(binstr+", "+hexstr+", '"+ schar+"'"+", R=0x"+r+ "\r\n");
+		else serialRecv->AppendText(binstr+", "+hexstr+", '"+ schar+"'\r\n");
 	}
 
 	Void readSerial(System::Object^  sender, DoWorkEventArgs^  e ){