diff --git a/T-Beam_v10_LCD.cfg b/T-Beam_v10_LCD.cfg
index 9ee2590..ba7c24e 100644
--- a/T-Beam_v10_LCD.cfg
+++ b/T-Beam_v10_LCD.cfg
@@ -17,13 +17,15 @@
 // #define WITH_OLED                          // OLED display on the I2C: some TTGO modules are without OLED display
 // #define WITH_OLED2                         // 2nd OLED display, I2C address next higher
 // #define WITH_U8G2_OLED                     // I2C OLED through the U8g2 library
+// #define WITH_U8G2_SH1106                   // the bigger OLED controller
+// #define WITH_U8G2_FLIP                     // flip the OLED screen
 
-#define WITH_RFM95                         // RF chip selection:  both HELTEC and TTGO use sx1276 which is same as RFM95
+#define WITH_RFM95                         // RF chip selection: FollowMe, HELTEC and TTGO use sx1276 which is same as RFM95 module
 
 // #define WITH_SLEEP                         // with software sleep mode controlled by the long-press on the button
 
 #define WITH_AXP                           // with AXP192 power controller (T-BEAM V1.0)
-// #define WITH_BQ                            // with BQ24295  power controller (FollowMe)
+// #define WITH_BQ                            // with BQ24295  power controller (new FollowMe)
 
 // #define WITH_LED_RX
 // #define WITH_LED_TX
@@ -38,39 +40,44 @@
 // #define WITH_MAVLINK
 
 // #define WITH_GPS_UBX_PASS                  // to pass directly UBX packets to/from GPS
-// #define WITH_GPS_NMEA_PASS                  // to pass directly NMEA to/from GPS
+// #define WITH_GPS_NMEA_PASS                 // to pass directly NMEA to/from GPS
 
 // #define WITH_BMP180                        // BMP180 pressure sensor
 // #define WITH_BMP280                        // BMP280 pressure sensor
-#define WITH_BME280                        // BMP280 with humidity (but still works with BMP280)
+#define WITH_BME280                        // BMP280 with humidity (still works with BMP280)
 // #define WITH_MS5607                        // MS5607 pressure sensor
 
-#define WITH_PFLAA                         // PFLAU and PFLAA for compatibility with XCsoar and LK8000
-// #define WITH_POGNT
+#define WITH_PFLAA                         // $PFLAU and $PFLAA for compatibility with XCsoar and LK8000
+#define WITH_POGNT                         // $POGNT for traffic info
 #define WITH_LOOKOUT
 
 #define WITH_CONFIG                        // interpret the console input: $POGNS to change parameters
 
-#define WITH_BEEPER                        // with digital buzzer
+// #define WITH_BEEPER                        // with digital buzzer
 // #define WITH_SOUND                         // with analog sound produced by DAC on pin 25
 
 // #define WITH_KNOB
 // #define WITH_VARIO
 
-#define WITH_LORAWAN
+#define WITH_LORAWAN                       // LoRaWAN TTN connectivity
+// #define WITH_PAW                           // beta-code for PilotAware transmission
+// #define WITH_FANET                         // beta-code for FANET transmissions, but breaks LoRaWAN, to be improved
 
-#define WITH_AP                            // WiFi Access Point: can work together with BT_SPP
-#define WITH_AP_BUTTON                     // only starts when button pressed at sartup
-#define WITH_BT_SPP                        // Bluetooth serial port for smartphone/tablet link: can work together with WiFi Access point
-// #define WITH_STRATUX                       // beta-code: connect to Stratux WiFi and serve as GPS and OGN transmitter/receiver
-// #define WITH_APRS                          // alpha-code: attempt to connect to the wifi router for uploading the log files to APRS
+#define WITH_AP                            // create WiFi Access Point for data, setup and log files
+#define WITH_AP_BUTTON                     // activate Access Point only when button pressed at startup
+#define WITH_HTTP                          // HTTP server, works with AP and Stratux
 
-#define WITH_HTTP                          // HTTP server, works with AP dna should work with Stratux as well
+#define WITH_BT_SPP                        // (classic) Bluetooth serial port for smartphone/tablet link
+// #define WITH_BLE_SPP                        // (BLE) Bluetooth serial port for smartphone/tablet link
+
+// #define WITH_STRATUX                       // beta-code: connect to Stratux WiFi and send GPS and traffic info
+// #define WITH_APRS                          // alpha-code: attempt to connect to the wifi router for uploading the log files to APRS
 
-// #define WITH_SD                            // use the SD card in SPI mode and FAT file system
 #define WITH_SPIFFS_FAT
 #define WITH_SPIFFS                        // use SPIFFS file system in Flash
 #define WITH_LOG                           // log own positions and other received to SPIFFS and possibly to uSD
+// #define WITH_SD                            // use the SD card in SPI mode and FAT file system
+// #define WITH_SDLOG                         // 
 
 // #define WITH_ENCRYPT                       // Encrypt (optionally) the position