| TBarCode Library 11
    TBarCode Library 11
    | 
| ERRCODE BCSet_PDF417_CheckSum | ( | t_BarCode * | pBarCode, | 
| LONG | nCheckSum | ||
| ) | 
Sets Macro PDF417 Check Sum (optional).
Sets 16-Bit CRC checksum (using CCITT-16 polynomial x16 + x12 + x5 + 1 over the entire data) 
 Optional field to be encoded into the Macro PDF control header block. Default: unused. 
| [in] | pBarCode | Pointer to barcode structure. | 
| [in] | nCheckSum | Check sum (-1 ... reset to default). | 
| ERRCODE | ErrOk (0) in case of success. Non-zero if error occurred. |