RC_Channel: prevent a numerical exception with bad mount parameters

2014-03-26 17:38:27 +11:00 · 2014-03-26 17:38:27 +11:00 · 8c0c9c317e
commit 8c0c9c317e
parent bafc664750
1 changed files with 3 additions and 0 deletions
--- a/libraries/RC_Channel/RC_Channel.cpp
+++ b/libraries/RC_Channel/RC_Channel.cpp
@ -325,6 +325,9 @@ RC_Channel::pwm_to_range()
 int16_t
 RC_Channel::range_to_pwm()
 {
+    if (_high_out == _low_out) {
+        return radio_trim;
+    }
    return ((long)(servo_out - _low_out) * (long)(radio_max - radio_min)) / (long)(_high_out - _low_out);
 }