 
 // v0.02  2013-June-19  New prompt (Smiley)
 //			ops:	NP RE ST
+//			cmds:   vars
 //
 // v0.01  2013-June-19  Line entry, line editing
 //			cmds: 	help, mem, new, list

	Serial.println( "" );
	Serial.println( "Available commands:" );
	//                   ------- ------- ------- ------- -------
	Serial.println( "    help    mem     new     list" );
	Serial.println( "    run     tron    troff" );
	Serial.println( "    elist   eload   esave   enew" );
	//                   ------- ------- ------- ------- -------

	variables[ VarCharToIndex( 'z' ) ] = 0x00;
}

void cmd_vars( void )
{
	char buf[20];
	Serial.println( "Variables:" );
	for( int i=0 ; i<(kNVariables/2) ; i++ )
	{
		snprintf( buf, 20, "  %c %-9d", i+'a', variables[i] );
		Serial.print( buf );

		snprintf( buf, 20, "    %c %-9d", i+13+'a', variables[i+13] );
		Serial.println( buf );
	}
}

void cmd_new( void )
{
	for( int i=0 ; i<kRamSize ; i++ )
