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S.BUS parsing improvements

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This commit is contained in:
Lorenz Meier 2015-12-04 21:16:08 +01:00
parent bff0f225b1
commit 7b73e8f9ee
1 changed files with 8 additions and 8 deletions
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16
src/lib/rc/sbus.c
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@ -214,23 +214,23 @@ sbus_input(int sbus_fd, uint16_t *values, uint16_t *num_values, bool *sbus_fails
/* if the read failed for any reason, just give up here */
if (ret < 1) {
continue;
break;
}
last_rx_time = now;
/* if the first byte of the frame is not the start symbol, give up instantly */
if (frame[0] != SBUS_START_SYMBOL) {
sbus_frame_drops++;
partial_frame_count = 0;
continue;
}
/*
* Add bytes to the current frame
*/
partial_frame_count += ret;
/* if the first byte of the frame is not the start symbol, give up instantly */
if (partial_frame_count > 0 && (frame[0] != SBUS_START_SYMBOL)) {
sbus_frame_drops++;
partial_frame_count = 0;
continue;
}
/*
* If we don't have a full frame, return
*/