                 saveConfig();
             }
 #if !TINY
+            // this code adds about 400 bytes to flash memory use
             // display the exact frequency associated with this setting
             uint8_t freq = 0, band = config.nodeId >> 6;
             switch (band) {


static void showHelp () {
#if TINY
    showString("?\n");
#else
    showString(helpText1);
    if (df_present())

}

static void loadConfig () {
    // eeprom_read_block(&config, RF12_EEPROM_ADDR, sizeof config);
    // this uses 166 bytes less flash than eeprom_read_block(), no idea why
    for (byte i = 0; i < sizeof config; ++ i)
        ((byte*) &config)[i] = eeprom_read_byte(RF12_EEPROM_ADDR + i);
}

static void saveConfig () {
    config.format = MAJOR_VERSION;
    config.crc = calcCrc(&config, sizeof config - 2);
    // eeprom_write_block(&config, RF12_EEPROM_ADDR, sizeof config);
    // this uses 170 bytes less flash than eeprom_write_block(), no idea why
    for (byte i = 0; i < sizeof config; ++ i)
        eeprom_write_byte(RF12_EEPROM_ADDR + i, ((byte*) &config)[i]);

    if (rf12_configSilent())
        rf12_configDump();
