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-rw-r--r--apps/px4io/protocol.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/apps/px4io/protocol.h b/apps/px4io/protocol.h
index 4f1b067bd..a957a9e79 100644
--- a/apps/px4io/protocol.h
+++ b/apps/px4io/protocol.h
@@ -102,6 +102,7 @@
#define PX4IO_P_STATUS_FLAGS_FMU_OK (1 << 6) /* controls from FMU are valid */
#define PX4IO_P_STATUS_FLAGS_RAW_PWM (1 << 7) /* raw PWM from FMU is bypassing the mixer */
#define PX4IO_P_STATUS_FLAGS_MIXER_OK (1 << 8) /* mixer is OK */
+#define PX4IO_P_STATUS_FLAGS_ARM_SYNC (1 << 9) /* the arming state between IO and FMU is in sync */
#define PX4IO_P_STATUS_ALARMS 3 /* alarm flags - alarms latch, write 1 to a bit to clear it */
#define PX4IO_P_STATUS_ALARMS_VBATT_LOW (1 << 0) /* VBatt is very close to regulator dropout */