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one more init rework, turbo tape starts working

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FeralChild64 committed 2019-11-01 09:54:32 +01:00
1 parent c32fbadc7c
commit e145bb6c86
14 files changed
+168 -131
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c64/kernal/init/setup_pal_ntsc.s
+4 -4
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@@ -32,7 +32,7 @@ setup_pal:
// ldx #>16380
// PAL C64 (https://codebase64.org/doku.php?id=base:cpu_clocking),
// is clocked at 0.985248 MHz, so that 1/60s is 16421 CPU cycles
// is clocked at 0.985248 MHz, so that 1/60s is 16421 ($4025) CPU cycles
ldy #<16421
ldx #>16421
@@ -43,8 +43,8 @@ setup_pal:
setup_pal_ntsc_end:
sty CIA1_TIMALO
stx CIA1_TIMAHI
sty CIA1_TIMALO // $DC04
stx CIA1_TIMAHI // $DC05
sta TVSFLG
@@ -55,7 +55,7 @@ setup_ntsc:
// Set timer interval to ~1/60th of a second
// NTSC C64 (https://codebase64.org/doku.php?id=base:cpu_clocking),
// is clocked at 1.022727 MHz, so that 1/60s is 17045 CPU cycles
// is clocked at 1.022727 MHz, so that 1/60s is 17045 ($4295) CPU cycles
ldy #<17045
ldx #>17045