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authorLorenz Meier <lm@inf.ethz.ch>2013-03-16 23:41:24 +0100
committerLorenz Meier <lm@inf.ethz.ch>2013-03-16 23:41:24 +0100
commita0afed400f129eeb43a0cce124459b9c997fbaa6 (patch)
tree230a813816d0763854f15cf66d0863aa9c79b250 /apps/px4io/controls.c
parent1b16387a996dcad53c3179b053162f7fee543254 (diff)
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Fix signs for fixed wing control, issue resulted from consistently flipped pitch response for IO and FMU
Diffstat (limited to 'apps/px4io/controls.c')
-rw-r--r--apps/px4io/controls.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/apps/px4io/controls.c b/apps/px4io/controls.c
index b507078a1..e80a41f15 100644
--- a/apps/px4io/controls.c
+++ b/apps/px4io/controls.c
@@ -192,6 +192,10 @@ controls_tick() {
unsigned mapped = conf[PX4IO_P_RC_CONFIG_ASSIGNMENT];
ASSERT(mapped < MAX_CONTROL_CHANNELS);
+ /* invert channel if pitch - pulling the lever down means pitching up by convention */
+ if (mapped == 1) /* roll, pitch, yaw, throttle, override is the standard order */
+ scaled = -scaled;
+
r_rc_values[mapped] = SIGNED_TO_REG(scaled);
assigned_channels |= (1 << mapped);
}