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AN3224 датащи(PDF) 41 Page - STMicroelectronics

номер детали AN3224
подробное описание детали  Developing an application allowing PR101-USB and MR101-USB FEIG readers to communicate with M24LRXX transponders
PDF  49 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN3224 датащи(HTML) 41 Page - STMicroelectronics

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AN3224
RF ISO 15693 Transparent commands
Doc ID 17559 Rev 2
41/49
' RF WRITE REQUEST RESULT
' if(lngStatus = 0) then PASS else FAIL
' if (lngRespDataLen = 0) then No transponder answer
' else strRespData contains the transponder answer
If (lngRespDataLen = 0) Then
WriteSingleBlockRF = False
‘txtWriteRF_answer.Text = "No detected Tag answer"
Else
If (Mid(strRespData, 1, 2) = "00") Then
WriteSingleBlockRF = True
‘txtWriteRF_answer.Text = strRespData & " = write single
block OK"
Else
WriteSingleBlockRF = False
‘txtWriteRF_answer.Text = strRespData & " = Error code"
End If
End If
End Function
6.3.2
Transparent Write single block command
C/C++ source code example
int WriteSingleBlockRF (void)
{
int entry3;
int i;
int iRspLength=0x18;
int iReqLen,iRspLen,iResult;
unsigned char
sReqData[32]={0};
unsigned char
sRspData[32]={0};
/* RF WRITE SINGLE BLOCK request format*/
/* FEIG reader parameters : 021F*/
/* Flag : 0A
*/
/* RF Write command : 21*/
/* address : 01FA
(note: send FA01 = LSB BYTE first) */
/* Data : 01020304*/
/* request = 021F + 0A21FA0101020304*/
sReqData[0] = (UCHAR)0x02;
sReqData[1] = (UCHAR)0x1F;
sReqData[2] = (UCHAR)0x0A;
sReqData[3] = (UCHAR)0x21;
sReqData[4] = Address_parameter[1];/* ex: 0x01FA -> FA 01 to be
sent */
sReqData[5] = Address_parameter[0];
sReqData[6] = Data_parameter[0];
sReqData[7] = Data_parameter[1];
sReqData[8] = Data_parameter[2];
sReqData[9] = Data_parameter[3];
iReqLen = 10; /* (number of characters :param=2 in request) */
printf("\n\n\n\n");



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