Unitech PA500 Programming Manual
Also see for PA500: User manualSpecificationsOperation manualQuick reference guideUser guide
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- 92.7. Get scan dataFunction Description:Retrieves the scan data into the buffer. Returns the length of characters. It also returns thebarcode type if type is not NULL. Return 0 means that the buffer is too short to hold thedata.USI_GetData should be called when SM_DATAREADY message is received. Or callUSI_ResetData to discard the data. Both of them will reset the data buffer so that nextscan data can come in.If the data buffer is not empty and a new scan data occurs, it will be discarded and anerror message SM_ERROR with code of SERR_DATALOST will be sent.Function call:UINT USI_GetData(LPBYTE buffer, UINT len, UINT* type);Parameter: (input)len : UINT : Len specifies the maximum length of the buffer.Parameter: (output)buffer : LPBYTE : Data buffer for storing scanned datatype : UINT : barcode type which is defined onUSI.H. Please refer to below listBCT_CODE_39 // Code 39BCT_CODABAR // CodaBarBCT_CODE_128 // Code 128BCT_INTERLEAVED_2OF5 // Interleaves 2 of 5BCT_CODE_93 // Code 93BCT_UPC_A // UPC ABCT_UPC_A_2SUPPS // UPC A with 2SuppsBCT_UPC_A_5SUPPS // UPC A with 5SuppsBCT_UPC_E0 // UPC EBCT_UPC_E0_2SUPPS // UPC E with 2 SuppsBCT_UPC_E0_5SUPPS // UPC E with 5 SuppsBCT_EAN_8 // EAN 8BCT_EAN_8_2SUPPS // EAN 8 with 2SuppsBCT_EAN_8_5SUPPS // EAN 8 with 5SuppsBCT_EAN_13 // EAN 13BCT_EAN_13_2SUPPS // EAN 13 with 2 SuppsBCT_EAN_13_5SUPPS // EAN 13 with 5 SuppsBCT_MSI_PLESSEY // MSI PlesseyBCT_EAN_128 // EAN 128BCT_UPC_E1 // UPCE1BCT_UPC_E1_2SUPPS // UPC E1 with 2 SuppsBCT_UPC_E1_5SUPPS // UPC E1 with 5 SuppsBCT_TRIOPTIC_CODE_39 // TRIOPTIC CODE 39BCT_BOOKLAND_EAN // Bookland EANBCT_COUPON_CODE // Coupon CodeBCT_STANDARD_2OF5 // Standard 2 of 5BCT_CODE_11_TELPEN // Code 11 TelpenBCT_CODE_32 // Code 32BCT_DELTA_CODE // Delta CodeBCT_LABEL_CODE // Label Code IV& VBCT_PLESSEY_CODE // Plessey CodeBCT_TOSHIBA_CODE // Toshiba CodeChina Postal Code |
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