HP-29C: 98 Program Steps, So, why not an even 100?

[teenix]

(08-27-2019 04:57 PM)grsbanks Wrote:  Because the RAM chips hold a whole number of 56-bit (7-byte) registers. The total number of program steps, each occupying one byte, is therefore necessarily going to be a multiple of 7.

The HP-38E is a bit different as it has 50 steps. It uses nibbles 12 and 13 from register 8 as the first program step.

cheers

Tony