CString => unsigned char解决思路

CString => unsigned char
VS2008中怎么搞这个?
试了如下方法不行
C/C++ code

CString m_SendCommand = "0xff";
unsigned char send = (unsigned char)m_SendCommand.GetBuffer(m_SendCommand.GetLength());




------解决方案--------------------
GetBuffer是获取指针GetBuffer char*

unsigned char* send = (unsigned char*)m_SendCommand.GetBuffer(0);
------解决方案--------------------
探讨
GetBuffer是获取指针GetBuffer char*

unsigned char* send = (unsigned char*)m_SendCommand.GetBuffer(0);

------解决方案--------------------
unsigned char a= *(unsigned char*)b