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Fix I2C scan speed

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This commit is contained in:
oscgonfer 2025-07-23 13:42:34 +02:00
parent 0dda175d97
commit 14eaa3e097
1 changed files with 33 additions and 20 deletions
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53
src/main.cpp
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@ -524,6 +524,39 @@ void setup()
LOG_INFO("Scan for i2c devices");
#endif
// Scan I2C port at desired speed
#ifdef SCAN_I2C_CLOCK_SPEED
uint32_t currentClock;
currentClock = i2cScanner->getClockSpeed(ScanI2C::I2CPort::WIRE);
LOG_INFO("Clock speed: %uHz on WIRE", currentClock);
LOG_DEBUG("Setting Wire with defined clock speed, %uHz...", SCAN_I2C_CLOCK_SPEED);
if(!i2cScanner->setClockSpeed(ScanI2C::I2CPort::WIRE, SCAN_I2C_CLOCK_SPEED)) {
LOG_ERROR("Unable to set clock speed on WIRE");
} else {
currentClock = i2cScanner->getClockSpeed(ScanI2C::I2CPort::WIRE);
LOG_INFO("Set clock speed: %uHz on WIRE", currentClock);
}
// TODO Check if necessary
// LOG_DEBUG("Starting Wire with defined clock speed, %d...", SCAN_I2C_CLOCK_SPEED);
// if(!i2cScanner->setClockSpeed(ScanI2C::I2CPort::WIRE1, SCAN_I2C_CLOCK_SPEED)) {
// LOG_ERROR("Unable to set clock speed on WIRE1");
// } else {
// LOG_INFO("Set clock speed: %d on WIRE1", SCAN_I2C_CLOCK_SPEED);
// }
// Restore clock speed
if (currentClock != SCAN_I2C_CLOCK_SPEED) {
if(!i2cScanner->setClockSpeed(ScanI2C::I2CPort::WIRE, currentClock)) {
LOG_ERROR("Unable to restore clock speed on WIRE");
} else {
currentClock = i2cScanner->getClockSpeed(ScanI2C::I2CPort::WIRE);
LOG_INFO("Set clock speed restored to: %uHz on WIRE", currentClock);
}
}
#endif
#if defined(I2C_SDA1) || (defined(NRF52840_XXAA) && (WIRE_INTERFACES_COUNT == 2))
i2cScanner->scanPort(ScanI2C::I2CPort::WIRE1);
#endif
@ -539,26 +572,6 @@ void setup()
i2cScanner->scanPort(ScanI2C::I2CPort::WIRE);
#endif
#ifdef I2C_CLOCK_SPEED
uint32_t currentClock;
currentClock = i2cScanner->getClockSpeed(ScanI2C::I2CPort::WIRE);
LOG_INFO("Clock speed: %uHz on WIRE", currentClock);
LOG_DEBUG("Setting Wire with defined clock speed, %uHz...", I2C_CLOCK_SPEED);
if(!i2cScanner->setClockSpeed(ScanI2C::I2CPort::WIRE, I2C_CLOCK_SPEED)) {
LOG_ERROR("Unable to set clock speed on WIRE");
} else {
currentClock = i2cScanner->getClockSpeed(ScanI2C::I2CPort::WIRE);
LOG_INFO("Set clock speed: %uHz on WIRE", currentClock);
}
// LOG_DEBUG("Starting Wire with defined clock speed, %d...", I2C_CLOCK_SPEED);
// if(!i2cScanner->setClockSpeed(ScanI2C::I2CPort::WIRE1, I2C_CLOCK_SPEED)) {
// LOG_ERROR("Unable to set clock speed on WIRE1");
// } else {
// LOG_INFO("Set clock speed: %d on WIRE1", I2C_CLOCK_SPEED);
// }
#endif
auto i2cCount = i2cScanner->countDevices();
if (i2cCount == 0) {
LOG_INFO("No I2C devices found");