ADRHEXADRNAMEDescriptionOS
58463$E45FSYSVBV both

Stage one VBLANK calculations entry. It performs the processing of a VBLANK interrupt. Contains JMP instruction for the vector in the next two addresses (58464, 58465; $E460, $E461). This is the address normally found in VVBLKI (546, 547; $222, $223). It is initialized to 59345 ($E7D1), which is the VBLANK routine entry. Initialized to 59345 ($E7D1) old ROMs, 59310 ($E7AE) new ROMs.

see also: VDSLST, VVBLKI, VVBLKD, Interrupt

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« This page (revision-1) was last changed on 02-Apr-2019 15:41 by Florian Dingler