正在做一个可视读卡器的接口程序 卡是M1卡,怎么才能把提取的卡序列号转换成字符串
code:array[0..10] of Char;function RfidCardRequestAndReadNum(m_hCom:THandle;Code:PChar):Integer;stdcall; external 'RCPV11_VCDLL.dll ';procedure TForm1.Button7Click(Sender: TObject);
var str:String;
i,j:Integer;
begin
j:=0;
if RfidCardRequestAndReadNum(m_hCom,code)=0 then showmessage('寻卡成功');//提取卡序列号
edit1.text:= 卡序列号(怎么转换)
end;
code:array[0..10] of Char;function RfidCardRequestAndReadNum(m_hCom:THandle;Code:PChar):Integer;stdcall; external 'RCPV11_VCDLL.dll ';procedure TForm1.Button7Click(Sender: TObject);
var str:String;
i,j:Integer;
begin
j:=0;
if RfidCardRequestAndReadNum(m_hCom,code)=0 then showmessage('寻卡成功');//提取卡序列号
edit1.text:= 卡序列号(怎么转换)
end;
如果不是可见字符,转换一下,转换成 16进制的数据显示即可
procedure TForm1.Button7Click(Sender: TObject);
var str:String;
i,j:Integer;
begin
j:=0;
if RfidCardRequestAndReadNum(m_hCom,code)=0 then showmessage('寻卡成功');
for i:=0 to length(Code) do
str:= str + code[i];
edit1.Text:=Str;end;