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DiskII: Fix for "DRIVES OFF forces the control flipflops to clear". (@sicklittlemonkey)

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. fixes Zork0 (#926) and Shogun (#1315)
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tomcw
2024-07-28 16:38:37 +01:00
parent 95a4f44977
commit 91eec68fff
1 changed files with 4 additions and 0 deletions
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source/Disk.cpp
+4
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@@ -494,6 +494,10 @@ void __stdcall Disk2InterfaceCard::ControlMotor(WORD, WORD address, BYTE, BYTE,
BOOL newState = address & 1;
bool stateChanged = (newState != m_floppyMotorOn);
// "2. [...] (DRIVES OFF forces the control flipflops to clear.)" (UTAIIe page 9-12)
if (newState == FALSE)
m_magnetStates = 0; // GH#926, GH#1315
if (stateChanged)
{
m_floppyMotorOn = newState;