int stdcall YW_G2_Read
(int ReaderID,
int EPCLen,
unsigned char *EPC,
unsigned char MemType,
unsigned char StartPos,
unsigned char ReadLen,
unsigned int Password,
int *G2DataLen,
unsigned char *G2Data
);
|
參數(shù) |
類(lèi)型 |
含義 |
|
ReaderID |
int |
老的設(shè)備標(biāo)示ID，范圍0x00-0xFF,0xFF為廣播地址 |
|
EPCLen |
int |
要讀寫(xiě)的EPC標(biāo)簽EPC長(zhǎng)度，字節(jié)數(shù) |
|
EPC |
unsigned char * |
EPC內(nèi)容 |
|
MemType |
unsigned char |
要讀的區(qū)塊 G2_BLOCK_RESERVE=0;保留區(qū) G2_BLOCK_EPC =1;EPC區(qū) G2_BLOCK_TID =2;TID區(qū) G2_BLOCK_USER =3;USER區(qū)
|
|
StartPos |
unsigned char |
開(kāi)始讀取的地址（必須為偶數(shù)地址） |
|
ReadLen |
unsigned char |
要讀取的字節(jié)數(shù)（必須為偶數(shù)） |
|
Password |
unsigned int |
標(biāo)簽操作的密碼，默認(rèn)為0 |
|
G2DataLen |
int * |
讀到的字節(jié)數(shù) |
|
G2Data |
unsigned char |
讀到的內(nèi)容 |
返 回 值：大于0為成功，小于0為錯(cuò)誤
int stdcall YW_G2_ Read (int ReaderID, int EPCLen, unsigned char *EPC,unsigned char MemType, unsigned char StartPos, unsigned char ReadLen,unsigned int Password,int *G2DataLen, unsigned char *G2Data);
function YW_G2_Read(ReaderID: Integer; EPCLen: Integer; EPC: PChar;
MemType: Byte; StartPos: Byte; ReadLen: Byte;
Password: Integer;
var G2DataLen: Integer; G2Data: PChar): Integer;stdcall;external YW602DLL;
Public Declare Function YW_G2_Read Lib "YW602.dll" (ByVal ReaderID As Long, ByVal EPCLen As Integer, EPC As Byte, _
ByVal MemType As Byte, ByVal StartPos As Byte, ByVal ReadLen As Byte, _
ByVal Password As Long, _
G2DataLen As Integer, G2Data As Byte) As Long
