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- CODE _sdcSel SDC_CSLOW OUTnA, ;CODE
- CODE _sdcDesel SDC_CSHIGH OUTnA, ;CODE
- ( Computes n into crc c with polynomial 0x1021 )
- CODE _crc16 ( c n -- c )
- HL POPqq, ( n ) DE POPqq, ( c )
- A L LDrr, D XORr, D A LDrr,
- B 8 LDrn,
- BEGIN,
- E SLAr, D RLr,
- IFC, ( msb is set, apply polynomial )
- A D LDrr, 0x10 XORn, D A LDrr,
- A E LDrr, 0x21 XORn, E A LDrr,
- THEN,
- DJNZ, AGAIN,
- DE PUSHqq,
- ;CODE
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