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Corretto il mirroring nel VRC2.
Sembra che, al contrario del VRC4, il VRC2 supporti solo il VH mirroring
(http://forums.nesdev.com/viewtopic.php?f=3&t=13473).
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punesemu committed Mar 30, 2016
1 parent e4a66b9 commit 889dcb94b759db511dc83f38536ac267f665cc9d
Showing with 3 additions and 7 deletions.
  1. +3 −7 src/core/mappers/mapper_VRC2.c
@@ -71,19 +71,15 @@ void extcl_cpu_wr_mem_VRC2(WORD address, BYTE value) {
map_prg_rom_8k_update();
return;
case 0x9000: {
switch (value & 0x03) {
// http://forums.nesdev.com/viewtopic.php?f=3&t=13473
// sembra che il VRC2 supporti solo il VH mirroring.
switch (value & 0x01) {
case 0:
mirroring_V();
break;
case 1:
mirroring_H();
break;
case 2:
mirroring_SCR0();
break;
case 3:
mirroring_SCR1();
break;
}
return;
}

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