83Plus:RAM:8D1B
From WikiTI
Synopsis
Official Name: curGX2
Memory Address: 8D1Bh
Length: 1 byte.
This address contains the currently selected equation during graphing. 0 means that no equation is selected and the free moving cursor is used. Otherwise the number is the equation selected, thus 2 for Y2, 10 for Y0 and 5 for X5T/Y5T.
