diff --git a/conf/autopilot/twin_avr.makefile b/conf/autopilot/twin_avr.makefile
new file mode 100644
index 0000000000..d91c4e072e
--- /dev/null
+++ b/conf/autopilot/twin_avr.makefile
@@ -0,0 +1,21 @@
+ARCHI=avr
+
+ap.ARCHDIR = $(ARCHI)
+ap.ARCH = atmega128
+ap.TARGET = autopilot
+ap.TARGETDIR = autopilot
+ap.LOW_FUSE  = a0
+ap.HIGH_FUSE = 99
+ap.EXT_FUSE  = ff
+ap.LOCK_FUSE = ff
+ap.srcs = main_ap.c $(SRC_ARCH)/modem.c link_mcu.c $(SRC_ARCH)/link_mcu_ap.c $(SRC_ARCH)/spi_ap.c $(SRC_ARCH)/adc_ap.c gps_ubx.c infrared.c pid.c nav.c $(SRC_ARCH)/uart_ap.c estimator.c if_calib.c mainloop.c cam.c
+
+fbw.ARCHDIR = $(ARCHI)
+fbw.ARCH = atmega8
+fbw.TARGET = fbw
+fbw.TARGETDIR = fbw
+fbw.LOW_FUSE  = 2e
+fbw.HIGH_FUSE = cb
+fbw.EXT_FUSE  = ff
+fbw.LOCK_FUSE = ff
+fbw.srcs = main_fbw.c $(SRC_ARCH)/ppm.c $(SRC_ARCH)/servo.c $(SRC_ARCH)/spi_fbw.c $(SRC_ARCH)/uart_fbw.c $(SRC_ARCH)/adc_fbw.c
diff --git a/conf/autopilot/v1_2.makefile b/conf/autopilot/v1_2.makefile
new file mode 100644
index 0000000000..cbf2ed0882
--- /dev/null
+++ b/conf/autopilot/v1_2.makefile
@@ -0,0 +1,3 @@
+include $(PAPARAZZI_SRC)/conf/autopilot/twin_avr.makefile
+
+LOCAL_CFLAGS += -DCTL_BRD_V1_2
diff --git a/conf/autopilot/v1_2_1.makefile b/conf/autopilot/v1_2_1.makefile
new file mode 100644
index 0000000000..6ee42e35dc
--- /dev/null
+++ b/conf/autopilot/v1_2_1.makefile
@@ -0,0 +1,3 @@
+include $(PAPARAZZI_SRC)/conf/autopilot/twin_avr.makefile
+
+LOCAL_CFLAGS += -DCTL_BRD_V1_2_1