diff options
-rw-r--r-- | sensor.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -39,7 +39,7 @@ int main() { char data[5]; memset(&data[0], 0, 5); int trials = 3; - while ((bit != 40) || ((data[0]+data[1]+data[2]+data[3]-data[4]) % 255 != 0)) { + while ((bit != 40) || ((data[0]+data[1]+data[2]+data[3]-data[4]) % 255 != 0) || ((data[0]|data[1]|data[2]|data[3]|data[4]) == 0)) { trials--; if (trials <= 0) { fprintf(stderr, "Failed to obtain valid reading within 3 trials.\n"); |