Zebra Print Test

working.m

// This one gets locked
+ (void)print1WithAddress:(NSString *)printerAddress andPort:(NSInteger)printerPort
{
        NSError *error = nil;

        TcpPrinterConnection *connection = [[TcpPrinterConnection alloc] initWithAddress:printerAddress andWithPort:printerPort];
        
        [connection open];
        
        NSString *file = 
         @"! 0 200 200 240 1\r\n"
         @"LABEL\r\n"
         @"CONTRAST 0\r\n"
         @"TONE 0\r\n"
         @"SPEED 5\r\n"
         @"PAGE-WIDTH 380\r\n"
         @"BAR-SENSE\r\n"
         @"COUNTRY USA\r\n"
         @";// PAGE 0000000003800240\r\n"
         @"T SWI10PT.CPF 0 116 40 New Font Test Label\r\n"
         @"FORM\r\n"
         @"PRINT\r\n";
        
        [connection write:[file dataUsingEncoding:NSUTF8StringEncoding] error:&error];
}