writeMifareCard method
Implementation
void writeMifareCard(String mifareCardType,String block,String data,int timeout) async{
Map<String, String> params = Map<String, String>();
params['MifareCardType'] = mifareCardType;
params['block'] = block;
params['data'] = data;
params['timeout'] = timeout.toString();
await _methodChannel.invokeMethod('writeMifareCard',params);
}