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Binary Coded Decimal: Difference between revisions

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'''BCD''' stands for Binary Coded Decimal.
'''BCD''' stands for Binary Coded Decimal.


On the [[SPC700]], the [[DAA]] and [[DAS]] commands will convert a regular binary/hexadecimal value to a BCD value.  The high nybble will be the tens column and the low nybble will be the ones column.
On the [[SPC700]], the [[DAA]] and [[DAS]] commands will convert a regular binary/hexadecimal value to a packed BCD value.  The high nybble will be the tens column and the low nybble will be the ones column.  The value of each BCD nybble will not exceed 0x9.


=== See Also ===
=== See Also ===

Latest revision as of 17:17, 20 September 2024

BCD stands for Binary Coded Decimal.

On the SPC700, the DAA and DAS commands will convert a regular binary/hexadecimal value to a packed BCD value. The high nybble will be the tens column and the low nybble will be the ones column. The value of each BCD nybble will not exceed 0x9.

See Also