Source code of Windows XP (NT5)
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#define MAX_IFSD 254 // IFDTEST gives error on 255
#define CLK_FREQ_KHZ 3580
#define DATARATE_DEFAULT 9600
//
// Reader commands:
//
#define IFDCMD_GET_TYPE 0xF0
#define IFDCMD_GET_STATUS 0xF1
#define IFDCMD_PWR_OFF 0xF2
#define IFDCMD_PWR_ON 0xF3
#define IFDCMD_SLEEP 0xF4
#define IFDCMD_SEND_0xx 0xF8
#define IFDCMD_SEND_1xx 0xF9
#define IFDCMD_HEADER1 0xDB
#define IFDCMD_HEADER2 0x3A
//
// Responses from the reader
//
#define IFDRSP_HEADER_SIZE 2 // Marker + status/length
#define IFDRSP_MARKER 0xBE // IFD responses start with this
#define IFDRSP_ICCRSP 0xD7 // ICC responses start with this
//
// Different status codes returned
//
#define IFDRSP_ACK 0xE0
#define IFDRSP_BADCMD 0xE1
#define IFDRSP_PARITY 0xE2
#define IFDRSP_NOCARD 0xE3
//
// Waiting times for various operations (in usec)
//
#define WAIT_TIME_READER_TYPE 10000
#define WAIT_TIME_STATUS 10000
#define WAIT_TIME_PWR_ON 1000000
#define WAIT_TIME_PWR_OFF 10000
#define WAIT_TIME_RDR_SLEEP 10000
#define WAIT_TIME_BYTE 1300
#define WAIT_TIME_PTS 1000000
#define WAIT_TIME_MINIMUM 20000
#define ATR_CHAR_TIMEOUT 1000000
#define ATR_BLOCK_TIMEOUT 1000000
#define SIZE_READER_TYPE 16
#define READER_TYPE_1 0x9B
#define DATARATE_14400 0x01
#define DATARATE_19200 0x02
#define DATARATE_28800 0x04
#define DATARATE_38400 0x08
#define DATARATE_57600 0x10
#define DATARATE_115200 0x20
//
// Status flags
//
#define SF_PRESENT 0x80
#define SF_REVERSE 0x40
#define SF_RESET_HI 0x04
#define SF_SYNC 0x02
#define SF_ASYNC 0x01
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