diff options
Diffstat (limited to 'src/modules/sensors/sensors.cpp')
| -rw-r--r-- | src/modules/sensors/sensors.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/modules/sensors/sensors.cpp b/src/modules/sensors/sensors.cpp index ae5a55109..be87c752d 100644 --- a/src/modules/sensors/sensors.cpp +++ b/src/modules/sensors/sensors.cpp @@ -1141,10 +1141,13 @@ Sensors::ppm_poll() { /* read low-level values from FMU or IO RC inputs (PPM, Spektrum, S.Bus) */ - bool rc_updated; - orb_check(_rc_sub, &rc_updated); + struct pollfd fds[1]; + fds[0].fd = _rc_sub; + fds[0].events = POLLIN; + /* check non-blocking for new data */ + int poll_ret = poll(fds, 1, 0); - if (rc_updated) { + if (poll_ret > 0) { struct rc_input_values rc_input; orb_copy(ORB_ID(input_rc), _rc_sub, &rc_input); |