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Fix button handling

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This commit is contained in:
Djuri 2024-12-21 17:36:07 +01:00
parent 8a818c66a0
commit 4fdd6b6b4f
3 changed files with 66 additions and 45 deletions
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46
src/lib/config.cpp
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@ -466,32 +466,34 @@ void setupHardware()
Wire.begin(I2C_SDA_PIN, I2C_SCK_PIN, 400000);
if (!mcp1.begin())
{
if (!mcp1.begin()) {
Serial.println(F("Error MCP23017 1"));
// while (1)
// ;
}
else
{
} else {
pinMode(MCP_INT_PIN, INPUT_PULLUP);
// mcp1.setupInterrupts(false, false, LOW);
mcp1.enableControlRegister(MCP23x17_IOCR_ODR);
mcp1.mirrorInterrupts(true);
for (int i = 0; i < 4; i++)
{
mcp1.pinMode1(i, INPUT_PULLUP);
mcp1.enableInterrupt(i, LOW);
// Enable mirrored interrupts (both INTA and INTB pins signal any interrupt)
if (!mcp1.mirrorInterrupts(true)) {
Serial.println(F("Error setting up mirrored interrupts"));
}
#ifndef IS_BTCLOCK_V8
for (int i = 8; i <= 14; i++)
{
mcp1.pinMode1(i, OUTPUT);
// Configure all 4 button pins as inputs with pullups and interrupts
for (int i = 0; i < 4; i++) {
if (!mcp1.pinMode1(i, INPUT_PULLUP)) {
Serial.printf("Error setting pin %d to input pull up\n", i);
}
// Enable interrupt on CHANGE for each pin
if (!mcp1.enableInterrupt(i, CHANGE)) {
Serial.printf("Error enabling interrupt for pin %d\n", i);
}
}
#endif
// Set interrupt pins as open drain with active-low polarity
if (!mcp1.setInterruptPolarity(2)) { // 2 = Open drain
Serial.println(F("Error setting interrupt polarity"));
}
// Clear any pending interrupts
mcp1.getInterruptCaptureRegister();
}
#ifdef IS_HW_REV_B