User Manual
Table Of Contents
- E7 IC Card Reader Introduction
- 1.1 Overview
- 1.2 Features
- 1.3 Device Interface
- 1.4 Peader Packing List
- 1.5 Software
- 1.6 Reader Type Description
- 1.7 Function Instruction
- 1.8 API Function List
- Common Functions
- Device Function
- Keyboard Specific Functions
- S50 card functions
- S70 card specific function
- Ultralight card specific function
- Ultralight-C card specific function
- Mifare pro card specific function
- Mifare PLUS card specific function
- Contactless CPU card(ISO14443) specific function
- Desfire card specific function
- CPU(SAM) card specific functions
- 4442 card-specific functions
- 4428 Card-Specific Functions
- 1.9 Error codes and Meanings
- 2. API Function
- 2.1 Common Functions
- 2.2 Device Functions
- 2.3 Keyboard Special Functions
- 2.4 S50(M1)Functions
- 2.5 S70 card specific function
- 2.6 Ultralight card specific function
- 2.7 Ultralight-Ccard specific function
- 2.8 Mifare Pro card specific function
- 2.9 Contactless CPU card(ISO1443) specific functi
- 2.10 Desfirecard specific function
- 2.11 Mifare Plus card specific function
- 2.12 CPU(SAM)Functions
- 2.13 SLE4442 special Functions
- 2.14 SLE4428 special Functions
- 3.MIFARE ONE Card Structure
- 4.Appendix

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int st;
st= fw_delFile_desfire(icdev,0x03);
int fw_write_desfire(int icdev,unsigned char fileNo,unsigned int offset,unsigned
int length,unsigned char* data,char* sessionKey);
Description
Write data file
Parameters
icdev: Value of Device Handle.
fileNo: File ID
offset: offset address
length: length of data to write
data: data to be written,
sessionKey: session key
Return Value
0 if successful; otherwise, Nonzero. Reference Table 1.11
Example
int st;
unsigned char data[10]={0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88};
st= fw_write_desfire (icdev,0x01,0,8,data,sesskey);/*sesskey means the session key
obtained by verifying key */
int fw_read_desfire(int icdev,unsigned char fileNo,unsigned int offset,unsigned
int length,unsigned char* revData,char*sessionKey);
Description
Read data file
Parameters
icdev: Value of Device Handle.
fileNo: File ID
offset: offset address
length: length of data to read
revData: the data to be read,
sessionKey: session key
Return Value
0 if successful; otherwise, Nonzero. Reference Table 1.11
Example
int st;
unsigned char data[10];
st= fw_read_desfire (icdev,0x01,0,8,data,sesskey);/ *sesskey means the session key
obtained by verifying key */
int fw_getvalue_desfire(int icdev,unsigned char fileNo,unsigned int*
value,char*sessionKey);
Description
Get the value of value file
Parameters