Method setLastBusIndex

Tactility/Source/app/i2cscanner/I2cScanner.cpp:84–87

#define PREFERENCES_BUS_INDEX_KEY "bus"

void I2cScannerApp::setLastBusIndex(int32_t index) {
    auto prefs = Preferences("i2c_scanner");
    prefs.putInt32(PREFERENCES_BUS_INDEX_KEY, index);
}

int32_t I2cScannerApp::getLastBusIndex() {
    auto prefs = Preferences("i2c_scanner");