I noticed Woz's 6502 code is well commented and on the web. It looks like it uses a binary mantissa.
I guess the value of (packed) BCD is multiply / divide by 10 is a bit shift operation. And base 10 rounding operations are straightforward. -- John.
I noticed Woz's 6502 code is well commented and on the web. It looks like it uses a binary mantissa.
I guess the value of (packed) BCD is multiply / divide by 10 is a bit shift operation. And base 10 rounding operations are straightforward. -- John.