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Fix BSY pin handling in initiator mode (#1312)

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* In initiator mode configure BSY as an output pin when BSY is set
This commit is contained in:
Uwe Seimet 2023-11-13 08:40:03 +01:00 committed by GitHub
parent c59a300a97
commit 23e5286267
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1 changed files with 20 additions and 22 deletions
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42
cpp/hal/gpiobus_raspberry.cpp
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@ -410,32 +410,30 @@ void GPIOBUS_Raspberry::SetBSY(bool ast)
// Set BSY signal // Set BSY signal
SetSignal(PIN_BSY, ast); SetSignal(PIN_BSY, ast);
if (actmode == mode_e::TARGET) { if (ast) {
if (ast) { // Turn on ACTIVE signal
// Turn on ACTIVE signal SetControl(PIN_ACT, ACT_ON);
SetControl(PIN_ACT, ACT_ON);
// Set Target signal to output // Set Target signal to output
SetControl(PIN_TAD, TAD_OUT); SetControl(PIN_TAD, TAD_OUT);
SetMode(PIN_BSY, OUT); SetMode(PIN_BSY, OUT);
SetMode(PIN_MSG, OUT); SetMode(PIN_MSG, OUT);
SetMode(PIN_CD, OUT); SetMode(PIN_CD, OUT);
SetMode(PIN_REQ, OUT); SetMode(PIN_REQ, OUT);
SetMode(PIN_IO, OUT); SetMode(PIN_IO, OUT);
} else { } else {
// Turn off the ACTIVE signal // Turn off the ACTIVE signal
SetControl(PIN_ACT, ACT_OFF); SetControl(PIN_ACT, ACT_OFF);
// Set the target signal to input // Set the target signal to input
SetControl(PIN_TAD, TAD_IN); SetControl(PIN_TAD, TAD_IN);
SetMode(PIN_BSY, IN); SetMode(PIN_BSY, IN);
SetMode(PIN_MSG, IN); SetMode(PIN_MSG, IN);
SetMode(PIN_CD, IN); SetMode(PIN_CD, IN);
SetMode(PIN_REQ, IN); SetMode(PIN_REQ, IN);
SetMode(PIN_IO, IN); SetMode(PIN_IO, IN);
}
} }
} }