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Update PsNee.ino

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Edited comments for APPLY_PSONE_PAL_BIOS_PATCH
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kalymos
2022-08-28 17:20:58 +02:00
committed by GitHub
parent 9cb582de92
commit 13ea751fcd
1 changed files with 4 additions and 1 deletions
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PsNee.ino
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@@ -31,6 +31,9 @@
//+-------------------------------------------------------------------------------------------+
//| Choose your hardware! |
//+-------------------------------------------------------------------------------------------+
//
// To fix the timer problem with APPLY_PSONE_PAL_BIOS_PATCH look at line 223
//
// 2 main branches available:
// - ATmega based > easy to use, fast and nice features for development, recommended
// - ATtiny based > for minimal installs
@@ -220,7 +223,7 @@ void NTSC_fix() {
{
; //wait for priming A18 pulse
}
delayMicroseconds(17); // max 17us for 16Mhz ATmega (maximize this when tuning!)
delayMicroseconds(17); // min 13us max 17us for 16Mhz ATmega (maximize this when tuning!)
bitClear(BIOSPATCHPORTOUT, BIOS_D2_BIT); // store a low
bitSet(BIOSPATCHDDR, BIOS_D2_BIT); // D2 = output. drags line low now
delayMicroseconds(4); // min 2us for 16Mhz ATmega, 8Mhz requires 3us (minimize this when tuning, after maximizing first us delay!)