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SRQ needed to be inverted.

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This commit is contained in:
Stephen White 2018-11-04 17:52:00 +11:00
parent a26a4275b2
commit d9528f0f26
2 changed files with 2 additions and 2 deletions
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2
src/iec_bus.cpp
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@ -269,7 +269,7 @@ void IEC_Bus::ReadEmulationMode1581(void)
} }
else else
{ {
PI_SRQ = false; PI_SRQ = true;
} }
Resetting = !ignoreReset && ((gplev0 & PIGPIO_MASK_IN_RESET) == (invertIECInputs ? PIGPIO_MASK_IN_RESET : 0)); Resetting = !ignoreReset && ((gplev0 & PIGPIO_MASK_IN_RESET) == (invertIECInputs ? PIGPIO_MASK_IN_RESET : 0));

2
src/iec_bus.h
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@ -488,7 +488,7 @@ public:
if (ClockSetToOut) set |= 1 << PIGPIO_OUT_CLOCK; if (ClockSetToOut) set |= 1 << PIGPIO_OUT_CLOCK;
else clear |= 1 << PIGPIO_OUT_CLOCK; else clear |= 1 << PIGPIO_OUT_CLOCK;
if (!SRQSetToOut) set |= 1 << PIGPIO_OUT_SRQ; // fast clock is pulled high but we have an inverter in our hardware so to compensate we invert in software now if (SRQSetToOut) set |= 1 << PIGPIO_OUT_SRQ; // fast clock is pulled high but we have an inverter in our hardware so to compensate we invert in software now
else clear |= 1 << PIGPIO_OUT_SRQ; else clear |= 1 << PIGPIO_OUT_SRQ;
if (!invertIECOutputs) { if (!invertIECOutputs) {