Removed more features from F3 to make the firmware fit into flash.

src/main/target/CRAZYBEEF3FR/target.h

@@ -28,6 +28,33 @@
 #define USBD_PRODUCT_STRING     "CrazyBee F3 FR"
 #endif
 
+// Removed to make the firmware fit into flash (in descending order of priority):
+//#undef USE_GYRO_OVERFLOW_CHECK
+//#undef USE_GYRO_LPF2
+
+//#undef USE_ITERM_RELAX
+//#undef USE_RC_SMOOTHING_FILTER
+
+//#undef USE_MSP_DISPLAYPORT
+//#undef USE_MSP_OVER_TELEMETRY
+
+//#undef USE_HUFFMAN
+//#undef USE_PINIO
+//#undef USE_PINIOBOX
+
+//#undef USE_TELEMETRY_HOTT
+//#undef USE_TELEMETRY_MAVLINK
+#undef USE_TELEMETRY_LTM
+//#undef USE_SERIALRX_XBUS
+//#undef USE_SERIALRX_SUMH
+#undef USE_PWM
+
+//#undef USE_BOARD_INFO
+//#undef USE_EXTENDED_CMS_MENUS
+//#undef USE_RTC_TIME
+//#undef USE_RX_MSP
+//#undef USE_ESC_SENSOR_INFO
+
 #define ENABLE_DSHOT_DMAR       true
 
 #define LED0_PIN                PB3

src/main/target/OMNIBUS/target.h

@@ -40,6 +40,8 @@
 #undef USE_TELEMETRY_MAVLINK
 #undef USE_TELEMETRY_LTM
 #undef USE_SERIALRX_XBUS
+#undef USE_SERIALRX_SUMH
+#undef USE_PWM
 
 #undef USE_BOARD_INFO
 #undef USE_EXTENDED_CMS_MENUS

src/main/target/SPRACINGF3/target.h

@@ -39,16 +39,26 @@
 //#undef USE_ITERM_RELAX
 //#undef USE_RC_SMOOTHING_FILTER
 
+//#undef USE_MSP_DISPLAYPORT
+//#undef USE_MSP_OVER_TELEMETRY
+
+//#undef USE_HUFFMAN
+//#undef USE_PINIO
+//#undef USE_PINIOBOX
+
 //#undef USE_TELEMETRY_HOTT
 //#undef USE_TELEMETRY_MAVLINK
 //#undef USE_TELEMETRY_LTM
 //#undef USE_SERIALRX_XBUS
+//#undef USE_SERIALRX_SUMH
+//#undef USE_PWM
 
-//#undef USE_BOARD_INFO
+#undef USE_BOARD_INFO
 #undef USE_EXTENDED_CMS_MENUS
 #undef USE_RTC_TIME
 #undef USE_RX_MSP
 #undef USE_ESC_SENSOR_INFO
+
 #if defined(IRCSYNERGYF3)
 #undef USE_LED_STRIP
 #endif

src/main/target/SPRACINGF3EVO/target.h

@@ -50,6 +50,8 @@
 #undef USE_TELEMETRY_MAVLINK
 #undef USE_TELEMETRY_LTM
 #undef USE_SERIALRX_XBUS
+#undef USE_SERIALRX_SUMH
+#undef USE_PWM
 
 #undef USE_BOARD_INFO
 #undef USE_EXTENDED_CMS_MENUS