MC75A6 HF C# sample code or C++ for writting tag

Hi All, Support.symbol.com just proivde C++ source code sample, which have reading tag fuction and don' t have writting tag fuction; Does anyone have the C++ source code sample for MC75A6 HF RFID to write tag? It's better to provide the C# source code sample to enable reading and writting tag fuction; thank you! Denny Duan