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- title 'NOVERLAY Runpcd 2.4.4/3.1 Removes overlays (84/11/15)'
- ;
- ; This removes any timer overlays that may have been installed, and
- ; ensures that RUNPCD and RUNPCDI are portable. Only valid for
- ; version 2.4.4 (CPM installation 3.1) at present.
- ;
- ; Assemble to .HEX file and overlay. CPMLINK must be first
- ; module of .COM file linked to use this.
- ;
- org 0124h
- dotime: xra a; Remove time of day
- stc
- ret
- ;
- timer: stc; Remove interval/time set
- ret
- nop
- ;
- ; The overlay area at location 0139h (for 64 bytes) is normally
- ; zeroed with an initial 040h (length) byte. This overlay does
- ; not alter that area.
- ;
- end
- »π