Unofficial Name: DeselectAllVars
BCALL Address: 4A1D
Resets bit 7 of every variable's type byte in its symbol table entry. Bit 7 is used to determine whether the variable is selected in the new group and send/receive link contexts.
- Bit 7 of every variable's type byte is reset
This routine also resets bit 7 of each of the 35 bytes at 8694h. If the calculator is anything other than the 83+ Basic, it will also zero out the 32 bytes at 8697h, for whatever reason.