new temperature deserialistation for DHT22

2023-10-23 22:20:38 +03:00 · 2021-02-01 13:27:39 +01:00
parent 61ffee54ba
commit daf4c86055
1 changed files with 2 additions and 5 deletions
--- a/DHT.cpp
+++ b/DHT.cpp
@@ -109,11 +109,8 @@ float DHT::readTemperature(bool S, bool force) {
      break;
    case DHT22:
    case DHT21:
-      f = ((word)(data[2] & 0x7F)) << 8 | data[3];
-      f *= 0.1;
-      if (data[2] & 0x80) {
-        f *= -1;
-      }
+      int16_t t = ((int16_t)data[2] << 8) | data[3];
+      f = t * 0.1;
      if (S) {
        f = convertCtoF(f);
      }