We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS
1/2 Enable Flag
From SnesLab
The 1/2 Enable Flag is bit 6 of 2131h. When set, the sum or difference is divided by two.
References
- page 2-7-3 of Book I of the official Super Nintendo development manual